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Diffstat (limited to 'src/os_win32.c')
| -rw-r--r-- | src/os_win32.c | 7880 |
1 files changed, 7880 insertions, 0 deletions
diff --git a/src/os_win32.c b/src/os_win32.c new file mode 100644 index 0000000..10ca418 --- /dev/null +++ b/src/os_win32.c @@ -0,0 +1,7880 @@ +/* vi:set ts=8 sts=4 sw=4 noet: + * + * VIM - Vi IMproved by Bram Moolenaar + * + * Do ":help uganda" in Vim to read copying and usage conditions. + * Do ":help credits" in Vim to see a list of people who contributed. + * See README.txt for an overview of the Vim source code. + */ +/* + * os_win32.c + * + * Used for both the console version and the Win32 GUI. A lot of code is for + * the console version only, so there is a lot of "#ifndef FEAT_GUI_W32". + * + * Win32 (Windows NT and Windows 95) system-dependent routines. + * Portions lifted from the Win32 SDK samples, the MSDOS-dependent code, + * NetHack 3.1.3, GNU Emacs 19.30, and Vile 5.5. + * + * George V. Reilly <george@reilly.org> wrote most of this. + * Roger Knobbe <rogerk@wonderware.com> did the initial port of Vim 3.0. + */ + +#include "vim.h" + +#ifdef FEAT_MZSCHEME +# include "if_mzsch.h" +#endif + +#include <sys/types.h> +#include <signal.h> +#include <limits.h> + +/* cproto fails on missing include files */ +#ifndef PROTO +# include <process.h> +#endif + +#undef chdir +#ifdef __GNUC__ +# ifndef __MINGW32__ +# include <dirent.h> +# endif +#else +# include <direct.h> +#endif + +#ifndef PROTO +# if defined(FEAT_TITLE) && !defined(FEAT_GUI_W32) +# include <shellapi.h> +# endif +#endif + +#ifdef FEAT_JOB_CHANNEL +# include <tlhelp32.h> +#endif + +#ifdef __MINGW32__ +# ifndef FROM_LEFT_1ST_BUTTON_PRESSED +# define FROM_LEFT_1ST_BUTTON_PRESSED 0x0001 +# endif +# ifndef RIGHTMOST_BUTTON_PRESSED +# define RIGHTMOST_BUTTON_PRESSED 0x0002 +# endif +# ifndef FROM_LEFT_2ND_BUTTON_PRESSED +# define FROM_LEFT_2ND_BUTTON_PRESSED 0x0004 +# endif +# ifndef FROM_LEFT_3RD_BUTTON_PRESSED +# define FROM_LEFT_3RD_BUTTON_PRESSED 0x0008 +# endif +# ifndef FROM_LEFT_4TH_BUTTON_PRESSED +# define FROM_LEFT_4TH_BUTTON_PRESSED 0x0010 +# endif + +/* + * EventFlags + */ +# ifndef MOUSE_MOVED +# define MOUSE_MOVED 0x0001 +# endif +# ifndef DOUBLE_CLICK +# define DOUBLE_CLICK 0x0002 +# endif +#endif + +/* Record all output and all keyboard & mouse input */ +/* #define MCH_WRITE_DUMP */ + +#ifdef MCH_WRITE_DUMP +FILE* fdDump = NULL; +#endif + +/* + * When generating prototypes for Win32 on Unix, these lines make the syntax + * errors disappear. They do not need to be correct. + */ +#ifdef PROTO +#define WINAPI +typedef char * LPCSTR; +typedef char * LPWSTR; +typedef int ACCESS_MASK; +typedef int BOOL; +typedef int COLORREF; +typedef int CONSOLE_CURSOR_INFO; +typedef int COORD; +typedef int DWORD; +typedef int HANDLE; +typedef int LPHANDLE; +typedef int HDC; +typedef int HFONT; +typedef int HICON; +typedef int HINSTANCE; +typedef int HWND; +typedef int INPUT_RECORD; +typedef int INT; +typedef int KEY_EVENT_RECORD; +typedef int LOGFONT; +typedef int LPBOOL; +typedef int LPCTSTR; +typedef int LPDWORD; +typedef int LPSTR; +typedef int LPTSTR; +typedef int LPVOID; +typedef int MOUSE_EVENT_RECORD; +typedef int PACL; +typedef int PDWORD; +typedef int PHANDLE; +typedef int PRINTDLG; +typedef int PSECURITY_DESCRIPTOR; +typedef int PSID; +typedef int SECURITY_INFORMATION; +typedef int SHORT; +typedef int SMALL_RECT; +typedef int TEXTMETRIC; +typedef int TOKEN_INFORMATION_CLASS; +typedef int TRUSTEE; +typedef int WORD; +typedef int WCHAR; +typedef void VOID; +typedef int BY_HANDLE_FILE_INFORMATION; +typedef int SE_OBJECT_TYPE; +typedef int PSNSECINFO; +typedef int PSNSECINFOW; +typedef int STARTUPINFO; +typedef int PROCESS_INFORMATION; +typedef int LPSECURITY_ATTRIBUTES; +# define __stdcall /* empty */ +#endif + +#if defined(__BORLANDC__) +/* Strangely Borland uses a non-standard name. */ +# define wcsicmp(a, b) wcscmpi((a), (b)) +#endif + +#ifndef FEAT_GUI_W32 +/* Win32 Console handles for input and output */ +static HANDLE g_hConIn = INVALID_HANDLE_VALUE; +static HANDLE g_hConOut = INVALID_HANDLE_VALUE; + +/* Win32 Screen buffer,coordinate,console I/O information */ +static SMALL_RECT g_srScrollRegion; +static COORD g_coord; /* 0-based, but external coords are 1-based */ + +/* The attribute of the screen when the editor was started */ +static WORD g_attrDefault = 7; /* lightgray text on black background */ +static WORD g_attrCurrent; + +static int g_fCBrkPressed = FALSE; /* set by ctrl-break interrupt */ +static int g_fCtrlCPressed = FALSE; /* set when ctrl-C or ctrl-break detected */ +static int g_fForceExit = FALSE; /* set when forcefully exiting */ + +static void scroll(unsigned cLines); +static void set_scroll_region(unsigned left, unsigned top, + unsigned right, unsigned bottom); +static void delete_lines(unsigned cLines); +static void gotoxy(unsigned x, unsigned y); +static void standout(void); +static int s_cursor_visible = TRUE; +static int did_create_conin = FALSE; +#else +static int s_dont_use_vimrun = TRUE; +static int need_vimrun_warning = FALSE; +static char *vimrun_path = "vimrun "; +#endif + +static int win32_getattrs(char_u *name); +static int win32_setattrs(char_u *name, int attrs); +static int win32_set_archive(char_u *name); + +static int vtp_working = 0; +static void vtp_flag_init(); + +#ifndef FEAT_GUI_W32 +static void vtp_init(); +static void vtp_exit(); +static int vtp_printf(char *format, ...); +static void vtp_sgr_bulk(int arg); +static void vtp_sgr_bulks(int argc, int *argv); + +static guicolor_T save_console_bg_rgb; +static guicolor_T save_console_fg_rgb; + +static int g_color_index_bg = 0; +static int g_color_index_fg = 7; + +# ifdef FEAT_TERMGUICOLORS +static int default_console_color_bg = 0x000000; // black +static int default_console_color_fg = 0xc0c0c0; // white +# endif + +# ifdef FEAT_TERMGUICOLORS +# define USE_VTP (vtp_working && is_term_win32() && (p_tgc || (!p_tgc && t_colors >= 256))) +# else +# define USE_VTP 0 +# endif + +static void set_console_color_rgb(void); +static void reset_console_color_rgb(void); +#endif + +/* This flag is newly created from Windows 10 */ +#ifndef ENABLE_VIRTUAL_TERMINAL_PROCESSING +# define ENABLE_VIRTUAL_TERMINAL_PROCESSING 0x0004 +#endif + +#ifndef FEAT_GUI_W32 +static int suppress_winsize = 1; /* don't fiddle with console */ +#endif + +static char_u *exe_path = NULL; + +static BOOL win8_or_later = FALSE; + +#ifndef FEAT_GUI_W32 +/* Dynamic loading for portability */ +typedef struct _DYN_CONSOLE_SCREEN_BUFFER_INFOEX +{ + ULONG cbSize; + COORD dwSize; + COORD dwCursorPosition; + WORD wAttributes; + SMALL_RECT srWindow; + COORD dwMaximumWindowSize; + WORD wPopupAttributes; + BOOL bFullscreenSupported; + COLORREF ColorTable[16]; +} DYN_CONSOLE_SCREEN_BUFFER_INFOEX, *PDYN_CONSOLE_SCREEN_BUFFER_INFOEX; +typedef BOOL (WINAPI *PfnGetConsoleScreenBufferInfoEx)(HANDLE, PDYN_CONSOLE_SCREEN_BUFFER_INFOEX); +static PfnGetConsoleScreenBufferInfoEx pGetConsoleScreenBufferInfoEx; +typedef BOOL (WINAPI *PfnSetConsoleScreenBufferInfoEx)(HANDLE, PDYN_CONSOLE_SCREEN_BUFFER_INFOEX); +static PfnSetConsoleScreenBufferInfoEx pSetConsoleScreenBufferInfoEx; +static BOOL has_csbiex = FALSE; +#endif + +/* + * Get version number including build number + */ +typedef BOOL (WINAPI *PfnRtlGetVersion)(LPOSVERSIONINFOW); +# define MAKE_VER(major, minor, build) \ + (((major) << 24) | ((minor) << 16) | (build)) + + static DWORD +get_build_number(void) +{ + OSVERSIONINFOW osver = {sizeof(OSVERSIONINFOW)}; + HMODULE hNtdll; + PfnRtlGetVersion pRtlGetVersion; + DWORD ver = MAKE_VER(0, 0, 0); + + hNtdll = GetModuleHandle("ntdll.dll"); + if (hNtdll != NULL) + { + pRtlGetVersion = + (PfnRtlGetVersion)GetProcAddress(hNtdll, "RtlGetVersion"); + pRtlGetVersion(&osver); + ver = MAKE_VER(min(osver.dwMajorVersion, 255), + min(osver.dwMinorVersion, 255), + min(osver.dwBuildNumber, 32767)); + } + return ver; +} + +#ifndef FEAT_GUI_W32 +/* + * Version of ReadConsoleInput() that works with IME. + * Works around problems on Windows 8. + */ + static BOOL +read_console_input( + HANDLE hInput, + INPUT_RECORD *lpBuffer, + DWORD nLength, + LPDWORD lpEvents) +{ + enum + { + IRSIZE = 10 + }; + static INPUT_RECORD s_irCache[IRSIZE]; + static DWORD s_dwIndex = 0; + static DWORD s_dwMax = 0; + DWORD dwEvents; + int head; + int tail; + int i; + + if (nLength == -2) + return (s_dwMax > 0) ? TRUE : FALSE; + + if (!win8_or_later) + { + if (nLength == -1) + return PeekConsoleInputW(hInput, lpBuffer, 1, lpEvents); + return ReadConsoleInputW(hInput, lpBuffer, 1, &dwEvents); + } + + if (s_dwMax == 0) + { + if (nLength == -1) + return PeekConsoleInputW(hInput, lpBuffer, 1, lpEvents); + if (!ReadConsoleInputW(hInput, s_irCache, IRSIZE, &dwEvents)) + return FALSE; + s_dwIndex = 0; + s_dwMax = dwEvents; + if (dwEvents == 0) + { + *lpEvents = 0; + return TRUE; + } + + if (s_dwMax > 1) + { + head = 0; + tail = s_dwMax - 1; + while (head != tail) + { + if (s_irCache[head].EventType == WINDOW_BUFFER_SIZE_EVENT + && s_irCache[head + 1].EventType + == WINDOW_BUFFER_SIZE_EVENT) + { + /* Remove duplicate event to avoid flicker. */ + for (i = head; i < tail; ++i) + s_irCache[i] = s_irCache[i + 1]; + --tail; + continue; + } + head++; + } + s_dwMax = tail + 1; + } + } + + *lpBuffer = s_irCache[s_dwIndex]; + if (!(nLength == -1 || nLength == -2) && ++s_dwIndex >= s_dwMax) + s_dwMax = 0; + *lpEvents = 1; + return TRUE; +} + +/* + * Version of PeekConsoleInput() that works with IME. + */ + static BOOL +peek_console_input( + HANDLE hInput, + INPUT_RECORD *lpBuffer, + DWORD nLength, + LPDWORD lpEvents) +{ + return read_console_input(hInput, lpBuffer, -1, lpEvents); +} + +# ifdef FEAT_CLIENTSERVER + static DWORD +msg_wait_for_multiple_objects( + DWORD nCount, + LPHANDLE pHandles, + BOOL fWaitAll, + DWORD dwMilliseconds, + DWORD dwWakeMask) +{ + if (read_console_input(NULL, NULL, -2, NULL)) + return WAIT_OBJECT_0; + return MsgWaitForMultipleObjects(nCount, pHandles, fWaitAll, + dwMilliseconds, dwWakeMask); +} +# endif + +# ifndef FEAT_CLIENTSERVER + static DWORD +wait_for_single_object( + HANDLE hHandle, + DWORD dwMilliseconds) +{ + if (read_console_input(NULL, NULL, -2, NULL)) + return WAIT_OBJECT_0; + return WaitForSingleObject(hHandle, dwMilliseconds); +} +# endif +#endif + + static void +get_exe_name(void) +{ + /* Maximum length of $PATH is more than MAXPATHL. 8191 is often mentioned + * as the maximum length that works (plus a NUL byte). */ +#define MAX_ENV_PATH_LEN 8192 + char temp[MAX_ENV_PATH_LEN]; + char_u *p; + + if (exe_name == NULL) + { + /* store the name of the executable, may be used for $VIM */ + GetModuleFileName(NULL, temp, MAX_ENV_PATH_LEN - 1); + if (*temp != NUL) + exe_name = FullName_save((char_u *)temp, FALSE); + } + + if (exe_path == NULL && exe_name != NULL) + { + exe_path = vim_strnsave(exe_name, + (int)(gettail_sep(exe_name) - exe_name)); + if (exe_path != NULL) + { + /* Append our starting directory to $PATH, so that when doing + * "!xxd" it's found in our starting directory. Needed because + * SearchPath() also looks there. */ + p = mch_getenv("PATH"); + if (p == NULL + || STRLEN(p) + STRLEN(exe_path) + 2 < MAX_ENV_PATH_LEN) + { + if (p == NULL || *p == NUL) + temp[0] = NUL; + else + { + STRCPY(temp, p); + STRCAT(temp, ";"); + } + STRCAT(temp, exe_path); + vim_setenv((char_u *)"PATH", (char_u *)temp); + } + } + } +} + +/* + * Unescape characters in "p" that appear in "escaped". + */ + static void +unescape_shellxquote(char_u *p, char_u *escaped) +{ + int l = (int)STRLEN(p); + int n; + + while (*p != NUL) + { + if (*p == '^' && vim_strchr(escaped, p[1]) != NULL) + mch_memmove(p, p + 1, l--); + n = (*mb_ptr2len)(p); + p += n; + l -= n; + } +} + +/* + * Load library "name". + */ + HINSTANCE +vimLoadLib(char *name) +{ + HINSTANCE dll = NULL; + + /* NOTE: Do not use mch_dirname() and mch_chdir() here, they may call + * vimLoadLib() recursively, which causes a stack overflow. */ + if (exe_path == NULL) + get_exe_name(); + if (exe_path != NULL) + { + WCHAR old_dirw[MAXPATHL]; + + if (GetCurrentDirectoryW(MAXPATHL, old_dirw) != 0) + { + /* Change directory to where the executable is, both to make + * sure we find a .dll there and to avoid looking for a .dll + * in the current directory. */ + SetCurrentDirectory((LPCSTR)exe_path); + dll = LoadLibrary(name); + SetCurrentDirectoryW(old_dirw); + return dll; + } + } + return dll; +} + +#if defined(DYNAMIC_ICONV) || defined(DYNAMIC_GETTEXT) || defined(PROTO) +/* + * Get related information about 'funcname' which is imported by 'hInst'. + * If 'info' is 0, return the function address. + * If 'info' is 1, return the module name which the function is imported from. + */ + static void * +get_imported_func_info(HINSTANCE hInst, const char *funcname, int info) +{ + PBYTE pImage = (PBYTE)hInst; + PIMAGE_DOS_HEADER pDOS = (PIMAGE_DOS_HEADER)hInst; + PIMAGE_NT_HEADERS pPE; + PIMAGE_IMPORT_DESCRIPTOR pImpDesc; + PIMAGE_THUNK_DATA pIAT; /* Import Address Table */ + PIMAGE_THUNK_DATA pINT; /* Import Name Table */ + PIMAGE_IMPORT_BY_NAME pImpName; + + if (pDOS->e_magic != IMAGE_DOS_SIGNATURE) + return NULL; + pPE = (PIMAGE_NT_HEADERS)(pImage + pDOS->e_lfanew); + if (pPE->Signature != IMAGE_NT_SIGNATURE) + return NULL; + pImpDesc = (PIMAGE_IMPORT_DESCRIPTOR)(pImage + + pPE->OptionalHeader.DataDirectory[IMAGE_DIRECTORY_ENTRY_IMPORT] + .VirtualAddress); + for (; pImpDesc->FirstThunk; ++pImpDesc) + { + if (!pImpDesc->OriginalFirstThunk) + continue; + pIAT = (PIMAGE_THUNK_DATA)(pImage + pImpDesc->FirstThunk); + pINT = (PIMAGE_THUNK_DATA)(pImage + pImpDesc->OriginalFirstThunk); + for (; pIAT->u1.Function; ++pIAT, ++pINT) + { + if (IMAGE_SNAP_BY_ORDINAL(pINT->u1.Ordinal)) + continue; + pImpName = (PIMAGE_IMPORT_BY_NAME)(pImage + + (UINT_PTR)(pINT->u1.AddressOfData)); + if (strcmp((char *)pImpName->Name, funcname) == 0) + { + switch (info) + { + case 0: + return (void *)pIAT->u1.Function; + case 1: + return (void *)(pImage + pImpDesc->Name); + default: + return NULL; + } + } + } + } + return NULL; +} + +/* + * Get the module handle which 'funcname' in 'hInst' is imported from. + */ + HINSTANCE +find_imported_module_by_funcname(HINSTANCE hInst, const char *funcname) +{ + char *modulename; + + modulename = (char *)get_imported_func_info(hInst, funcname, 1); + if (modulename != NULL) + return GetModuleHandleA(modulename); + return NULL; +} + +/* + * Get the address of 'funcname' which is imported by 'hInst' DLL. + */ + void * +get_dll_import_func(HINSTANCE hInst, const char *funcname) +{ + return get_imported_func_info(hInst, funcname, 0); +} +#endif + +#if defined(DYNAMIC_GETTEXT) || defined(PROTO) +# ifndef GETTEXT_DLL +# define GETTEXT_DLL "libintl.dll" +# define GETTEXT_DLL_ALT1 "libintl-8.dll" +# define GETTEXT_DLL_ALT2 "intl.dll" +# endif +/* Dummy functions */ +static char *null_libintl_gettext(const char *); +static char *null_libintl_ngettext(const char *, const char *, unsigned long n); +static char *null_libintl_textdomain(const char *); +static char *null_libintl_bindtextdomain(const char *, const char *); +static char *null_libintl_bind_textdomain_codeset(const char *, const char *); +static int null_libintl_putenv(const char *); +static int null_libintl_wputenv(const wchar_t *); + +static HINSTANCE hLibintlDLL = NULL; +char *(*dyn_libintl_gettext)(const char *) = null_libintl_gettext; +char *(*dyn_libintl_ngettext)(const char *, const char *, unsigned long n) + = null_libintl_ngettext; +char *(*dyn_libintl_textdomain)(const char *) = null_libintl_textdomain; +char *(*dyn_libintl_bindtextdomain)(const char *, const char *) + = null_libintl_bindtextdomain; +char *(*dyn_libintl_bind_textdomain_codeset)(const char *, const char *) + = null_libintl_bind_textdomain_codeset; +int (*dyn_libintl_putenv)(const char *) = null_libintl_putenv; +int (*dyn_libintl_wputenv)(const wchar_t *) = null_libintl_wputenv; + + int +dyn_libintl_init(void) +{ + int i; + static struct + { + char *name; + FARPROC *ptr; + } libintl_entry[] = + { + {"gettext", (FARPROC*)&dyn_libintl_gettext}, + {"ngettext", (FARPROC*)&dyn_libintl_ngettext}, + {"textdomain", (FARPROC*)&dyn_libintl_textdomain}, + {"bindtextdomain", (FARPROC*)&dyn_libintl_bindtextdomain}, + {NULL, NULL} + }; + HINSTANCE hmsvcrt; + + // No need to initialize twice. + if (hLibintlDLL != NULL) + return 1; + // Load gettext library (libintl.dll and other names). + hLibintlDLL = vimLoadLib(GETTEXT_DLL); +#ifdef GETTEXT_DLL_ALT1 + if (!hLibintlDLL) + hLibintlDLL = vimLoadLib(GETTEXT_DLL_ALT1); +#endif +#ifdef GETTEXT_DLL_ALT2 + if (!hLibintlDLL) + hLibintlDLL = vimLoadLib(GETTEXT_DLL_ALT2); +#endif + if (!hLibintlDLL) + { + if (p_verbose > 0) + { + verbose_enter(); + semsg(_(e_loadlib), GETTEXT_DLL); + verbose_leave(); + } + return 0; + } + for (i = 0; libintl_entry[i].name != NULL + && libintl_entry[i].ptr != NULL; ++i) + { + if ((*libintl_entry[i].ptr = (FARPROC)GetProcAddress(hLibintlDLL, + libintl_entry[i].name)) == NULL) + { + dyn_libintl_end(); + if (p_verbose > 0) + { + verbose_enter(); + semsg(_(e_loadfunc), libintl_entry[i].name); + verbose_leave(); + } + return 0; + } + } + + /* The bind_textdomain_codeset() function is optional. */ + dyn_libintl_bind_textdomain_codeset = (void *)GetProcAddress(hLibintlDLL, + "bind_textdomain_codeset"); + if (dyn_libintl_bind_textdomain_codeset == NULL) + dyn_libintl_bind_textdomain_codeset = + null_libintl_bind_textdomain_codeset; + + /* _putenv() function for the libintl.dll is optional. */ + hmsvcrt = find_imported_module_by_funcname(hLibintlDLL, "getenv"); + if (hmsvcrt != NULL) + { + dyn_libintl_putenv = (void *)GetProcAddress(hmsvcrt, "_putenv"); + dyn_libintl_wputenv = (void *)GetProcAddress(hmsvcrt, "_wputenv"); + } + if (dyn_libintl_putenv == NULL || dyn_libintl_putenv == _putenv) + dyn_libintl_putenv = null_libintl_putenv; + if (dyn_libintl_wputenv == NULL || dyn_libintl_wputenv == _wputenv) + dyn_libintl_wputenv = null_libintl_wputenv; + + return 1; +} + + void +dyn_libintl_end(void) +{ + if (hLibintlDLL) + FreeLibrary(hLibintlDLL); + hLibintlDLL = NULL; + dyn_libintl_gettext = null_libintl_gettext; + dyn_libintl_ngettext = null_libintl_ngettext; + dyn_libintl_textdomain = null_libintl_textdomain; + dyn_libintl_bindtextdomain = null_libintl_bindtextdomain; + dyn_libintl_bind_textdomain_codeset = null_libintl_bind_textdomain_codeset; + dyn_libintl_putenv = null_libintl_putenv; + dyn_libintl_wputenv = null_libintl_wputenv; +} + + static char * +null_libintl_gettext(const char *msgid) +{ + return (char*)msgid; +} + + static char * +null_libintl_ngettext( + const char *msgid, + const char *msgid_plural, + unsigned long n) +{ + return (char *)(n == 1 ? msgid : msgid_plural); +} + + static char * +null_libintl_bindtextdomain( + const char *domainname UNUSED, + const char *dirname UNUSED) +{ + return NULL; +} + + static char * +null_libintl_bind_textdomain_codeset( + const char *domainname UNUSED, + const char *codeset UNUSED) +{ + return NULL; +} + + static char * +null_libintl_textdomain(const char *domainname UNUSED) +{ + return NULL; +} + + static int +null_libintl_putenv(const char *envstring UNUSED) +{ + return 0; +} + + static int +null_libintl_wputenv(const wchar_t *envstring UNUSED) +{ + return 0; +} + +#endif /* DYNAMIC_GETTEXT */ + +/* This symbol is not defined in older versions of the SDK or Visual C++ */ + +#ifndef VER_PLATFORM_WIN32_WINDOWS +# define VER_PLATFORM_WIN32_WINDOWS 1 +#endif + +DWORD g_PlatformId; + +#ifdef HAVE_ACL +# ifndef PROTO +# include <aclapi.h> +# endif +# ifndef PROTECTED_DACL_SECURITY_INFORMATION +# define PROTECTED_DACL_SECURITY_INFORMATION 0x80000000L +# endif +#endif + +#ifdef HAVE_ACL +/* + * Enables or disables the specified privilege. + */ + static BOOL +win32_enable_privilege(LPTSTR lpszPrivilege, BOOL bEnable) +{ + BOOL bResult; + LUID luid; + HANDLE hToken; + TOKEN_PRIVILEGES tokenPrivileges; + + if (!OpenProcessToken(GetCurrentProcess(), + TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken)) + return FALSE; + + if (!LookupPrivilegeValue(NULL, lpszPrivilege, &luid)) + { + CloseHandle(hToken); + return FALSE; + } + + tokenPrivileges.PrivilegeCount = 1; + tokenPrivileges.Privileges[0].Luid = luid; + tokenPrivileges.Privileges[0].Attributes = bEnable ? + SE_PRIVILEGE_ENABLED : 0; + + bResult = AdjustTokenPrivileges(hToken, FALSE, &tokenPrivileges, + sizeof(TOKEN_PRIVILEGES), NULL, NULL); + + CloseHandle(hToken); + + return bResult && GetLastError() == ERROR_SUCCESS; +} +#endif + +/* + * Set g_PlatformId to VER_PLATFORM_WIN32_NT (NT) or + * VER_PLATFORM_WIN32_WINDOWS (Win95). + */ + void +PlatformId(void) +{ + static int done = FALSE; + + if (!done) + { + OSVERSIONINFO ovi; + + ovi.dwOSVersionInfoSize = sizeof(ovi); + GetVersionEx(&ovi); + + g_PlatformId = ovi.dwPlatformId; + + if ((ovi.dwMajorVersion == 6 && ovi.dwMinorVersion >= 2) + || ovi.dwMajorVersion > 6) + win8_or_later = TRUE; + +#ifdef HAVE_ACL + /* Enable privilege for getting or setting SACLs. */ + win32_enable_privilege(SE_SECURITY_NAME, TRUE); +#endif + done = TRUE; + } +} + +#ifndef FEAT_GUI_W32 + +#define SHIFT (SHIFT_PRESSED) +#define CTRL (RIGHT_CTRL_PRESSED | LEFT_CTRL_PRESSED) +#define ALT (RIGHT_ALT_PRESSED | LEFT_ALT_PRESSED) +#define ALT_GR (RIGHT_ALT_PRESSED | LEFT_CTRL_PRESSED) + + +/* When uChar.AsciiChar is 0, then we need to look at wVirtualKeyCode. + * We map function keys to their ANSI terminal equivalents, as produced + * by ANSI.SYS, for compatibility with the MS-DOS version of Vim. Any + * ANSI key with a value >= '\300' is nonstandard, but provided anyway + * so that the user can have access to all SHIFT-, CTRL-, and ALT- + * combinations of function/arrow/etc keys. + */ + +static const struct +{ + WORD wVirtKey; + BOOL fAnsiKey; + int chAlone; + int chShift; + int chCtrl; + int chAlt; +} VirtKeyMap[] = +{ +// Key ANSI alone shift ctrl alt + { VK_ESCAPE,FALSE, ESC, ESC, ESC, ESC, }, + + { VK_F1, TRUE, ';', 'T', '^', 'h', }, + { VK_F2, TRUE, '<', 'U', '_', 'i', }, + { VK_F3, TRUE, '=', 'V', '`', 'j', }, + { VK_F4, TRUE, '>', 'W', 'a', 'k', }, + { VK_F5, TRUE, '?', 'X', 'b', 'l', }, + { VK_F6, TRUE, '@', 'Y', 'c', 'm', }, + { VK_F7, TRUE, 'A', 'Z', 'd', 'n', }, + { VK_F8, TRUE, 'B', '[', 'e', 'o', }, + { VK_F9, TRUE, 'C', '\\', 'f', 'p', }, + { VK_F10, TRUE, 'D', ']', 'g', 'q', }, + { VK_F11, TRUE, '\205', '\207', '\211', '\213', }, + { VK_F12, TRUE, '\206', '\210', '\212', '\214', }, + + { VK_HOME, TRUE, 'G', '\302', 'w', '\303', }, + { VK_UP, TRUE, 'H', '\304', '\305', '\306', }, + { VK_PRIOR, TRUE, 'I', '\307', '\204', '\310', }, // PgUp + { VK_LEFT, TRUE, 'K', '\311', 's', '\312', }, + { VK_RIGHT, TRUE, 'M', '\313', 't', '\314', }, + { VK_END, TRUE, 'O', '\315', 'u', '\316', }, + { VK_DOWN, TRUE, 'P', '\317', '\320', '\321', }, + { VK_NEXT, TRUE, 'Q', '\322', 'v', '\323', }, // PgDn + { VK_INSERT,TRUE, 'R', '\324', '\325', '\326', }, + { VK_DELETE,TRUE, 'S', '\327', '\330', '\331', }, + + { VK_SNAPSHOT,TRUE, 0, 0, 0, 'r', }, // PrtScrn + +#if 0 + // Most people don't have F13-F20, but what the hell... + { VK_F13, TRUE, '\332', '\333', '\334', '\335', }, + { VK_F14, TRUE, '\336', '\337', '\340', '\341', }, + { VK_F15, TRUE, '\342', '\343', '\344', '\345', }, + { VK_F16, TRUE, '\346', '\347', '\350', '\351', }, + { VK_F17, TRUE, '\352', '\353', '\354', '\355', }, + { VK_F18, TRUE, '\356', '\357', '\360', '\361', }, + { VK_F19, TRUE, '\362', '\363', '\364', '\365', }, + { VK_F20, TRUE, '\366', '\367', '\370', '\371', }, +#endif + { VK_ADD, TRUE, 'N', 'N', 'N', 'N', }, // keyp '+' + { VK_SUBTRACT, TRUE,'J', 'J', 'J', 'J', }, // keyp '-' + // { VK_DIVIDE, TRUE,'N', 'N', 'N', 'N', }, // keyp '/' + { VK_MULTIPLY, TRUE,'7', '7', '7', '7', }, // keyp '*' + + { VK_NUMPAD0,TRUE, '\332', '\333', '\334', '\335', }, + { VK_NUMPAD1,TRUE, '\336', '\337', '\340', '\341', }, + { VK_NUMPAD2,TRUE, '\342', '\343', '\344', '\345', }, + { VK_NUMPAD3,TRUE, '\346', '\347', '\350', '\351', }, + { VK_NUMPAD4,TRUE, '\352', '\353', '\354', '\355', }, + { VK_NUMPAD5,TRUE, '\356', '\357', '\360', '\361', }, + { VK_NUMPAD6,TRUE, '\362', '\363', '\364', '\365', }, + { VK_NUMPAD7,TRUE, '\366', '\367', '\370', '\371', }, + { VK_NUMPAD8,TRUE, '\372', '\373', '\374', '\375', }, + // Sorry, out of number space! <negri> + { VK_NUMPAD9,TRUE, '\376', '\377', '\377', '\367', }, + +}; + + +#ifdef _MSC_VER +// The ToAscii bug destroys several registers. Need to turn off optimization +// or the GetConsoleKeyboardLayoutName hack will fail in non-debug versions +# pragma warning(push) +# pragma warning(disable: 4748) +# pragma optimize("", off) +#endif + +#if defined(__GNUC__) && !defined(__MINGW32__) && !defined(__CYGWIN__) +# define UChar UnicodeChar +#else +# define UChar uChar.UnicodeChar +#endif + +/* The return code indicates key code size. */ + static int +#ifdef __BORLANDC__ + __stdcall +#endif +win32_kbd_patch_key( + KEY_EVENT_RECORD *pker) +{ + UINT uMods = pker->dwControlKeyState; + static int s_iIsDead = 0; + static WORD awAnsiCode[2]; + static BYTE abKeystate[256]; + + + if (s_iIsDead == 2) + { + pker->UChar = (WCHAR) awAnsiCode[1]; + s_iIsDead = 0; + return 1; + } + + if (pker->UChar != 0) + return 1; + + vim_memset(abKeystate, 0, sizeof (abKeystate)); + + /* Clear any pending dead keys */ + ToUnicode(VK_SPACE, MapVirtualKey(VK_SPACE, 0), abKeystate, awAnsiCode, 2, 0); + + if (uMods & SHIFT_PRESSED) + abKeystate[VK_SHIFT] = 0x80; + if (uMods & CAPSLOCK_ON) + abKeystate[VK_CAPITAL] = 1; + + if ((uMods & ALT_GR) == ALT_GR) + { + abKeystate[VK_CONTROL] = abKeystate[VK_LCONTROL] = + abKeystate[VK_MENU] = abKeystate[VK_RMENU] = 0x80; + } + + s_iIsDead = ToUnicode(pker->wVirtualKeyCode, pker->wVirtualScanCode, + abKeystate, awAnsiCode, 2, 0); + + if (s_iIsDead > 0) + pker->UChar = (WCHAR) awAnsiCode[0]; + + return s_iIsDead; +} + +#ifdef _MSC_VER +/* MUST switch optimization on again here, otherwise a call to + * decode_key_event() may crash (e.g. when hitting caps-lock) */ +# pragma optimize("", on) +# pragma warning(pop) + +# if (_MSC_VER < 1100) +/* MUST turn off global optimisation for this next function, or + * pressing ctrl-minus in insert mode crashes Vim when built with + * VC4.1. -- negri. */ +# pragma optimize("g", off) +# endif +#endif + +static BOOL g_fJustGotFocus = FALSE; + +/* + * Decode a KEY_EVENT into one or two keystrokes + */ + static BOOL +decode_key_event( + KEY_EVENT_RECORD *pker, + WCHAR *pch, + WCHAR *pch2, + int *pmodifiers, + BOOL fDoPost) +{ + int i; + const int nModifs = pker->dwControlKeyState & (SHIFT | ALT | CTRL); + + *pch = *pch2 = NUL; + g_fJustGotFocus = FALSE; + + /* ignore key up events */ + if (!pker->bKeyDown) + return FALSE; + + /* ignore some keystrokes */ + switch (pker->wVirtualKeyCode) + { + /* modifiers */ + case VK_SHIFT: + case VK_CONTROL: + case VK_MENU: /* Alt key */ + return FALSE; + + default: + break; + } + + /* special cases */ + if ((nModifs & CTRL) != 0 && (nModifs & ~CTRL) == 0 && pker->UChar == NUL) + { + /* Ctrl-6 is Ctrl-^ */ + if (pker->wVirtualKeyCode == '6') + { + *pch = Ctrl_HAT; + return TRUE; + } + /* Ctrl-2 is Ctrl-@ */ + else if (pker->wVirtualKeyCode == '2') + { + *pch = NUL; + return TRUE; + } + /* Ctrl-- is Ctrl-_ */ + else if (pker->wVirtualKeyCode == 0xBD) + { + *pch = Ctrl__; + return TRUE; + } + } + + /* Shift-TAB */ + if (pker->wVirtualKeyCode == VK_TAB && (nModifs & SHIFT_PRESSED)) + { + *pch = K_NUL; + *pch2 = '\017'; + return TRUE; + } + + for (i = sizeof(VirtKeyMap) / sizeof(VirtKeyMap[0]); --i >= 0; ) + { + if (VirtKeyMap[i].wVirtKey == pker->wVirtualKeyCode) + { + if (nModifs == 0) + *pch = VirtKeyMap[i].chAlone; + else if ((nModifs & SHIFT) != 0 && (nModifs & ~SHIFT) == 0) + *pch = VirtKeyMap[i].chShift; + else if ((nModifs & CTRL) != 0 && (nModifs & ~CTRL) == 0) + *pch = VirtKeyMap[i].chCtrl; + else if ((nModifs & ALT) != 0 && (nModifs & ~ALT) == 0) + *pch = VirtKeyMap[i].chAlt; + + if (*pch != 0) + { + if (VirtKeyMap[i].fAnsiKey) + { + *pch2 = *pch; + *pch = K_NUL; + } + + return TRUE; + } + } + } + + i = win32_kbd_patch_key(pker); + + if (i < 0) + *pch = NUL; + else + { + *pch = (i > 0) ? pker->UChar : NUL; + + if (pmodifiers != NULL) + { + /* Pass on the ALT key as a modifier, but only when not combined + * with CTRL (which is ALTGR). */ + if ((nModifs & ALT) != 0 && (nModifs & CTRL) == 0) + *pmodifiers |= MOD_MASK_ALT; + + /* Pass on SHIFT only for special keys, because we don't know when + * it's already included with the character. */ + if ((nModifs & SHIFT) != 0 && *pch <= 0x20) + *pmodifiers |= MOD_MASK_SHIFT; + + /* Pass on CTRL only for non-special keys, because we don't know + * when it's already included with the character. And not when + * combined with ALT (which is ALTGR). */ + if ((nModifs & CTRL) != 0 && (nModifs & ALT) == 0 + && *pch >= 0x20 && *pch < 0x80) + *pmodifiers |= MOD_MASK_CTRL; + } + } + + return (*pch != NUL); +} + +#ifdef _MSC_VER +# pragma optimize("", on) +#endif + +#endif /* FEAT_GUI_W32 */ + + +#ifdef FEAT_MOUSE + +/* + * For the GUI the mouse handling is in gui_w32.c. + */ +# ifdef FEAT_GUI_W32 + void +mch_setmouse(int on UNUSED) +{ +} +# else +static int g_fMouseAvail = FALSE; /* mouse present */ +static int g_fMouseActive = FALSE; /* mouse enabled */ +static int g_nMouseClick = -1; /* mouse status */ +static int g_xMouse; /* mouse x coordinate */ +static int g_yMouse; /* mouse y coordinate */ + +/* + * Enable or disable mouse input + */ + void +mch_setmouse(int on) +{ + DWORD cmodein; + + if (!g_fMouseAvail) + return; + + g_fMouseActive = on; + GetConsoleMode(g_hConIn, &cmodein); + + if (g_fMouseActive) + cmodein |= ENABLE_MOUSE_INPUT; + else + cmodein &= ~ENABLE_MOUSE_INPUT; + + SetConsoleMode(g_hConIn, cmodein); +} + + +#if defined(FEAT_BEVAL_TERM) || defined(PROTO) +/* + * Called when 'balloonevalterm' changed. + */ + void +mch_bevalterm_changed(void) +{ + mch_setmouse(g_fMouseActive); +} +#endif + +/* + * Decode a MOUSE_EVENT. If it's a valid event, return MOUSE_LEFT, + * MOUSE_MIDDLE, or MOUSE_RIGHT for a click; MOUSE_DRAG for a mouse + * move with a button held down; and MOUSE_RELEASE after a MOUSE_DRAG + * or a MOUSE_LEFT, _MIDDLE, or _RIGHT. We encode the button type, + * the number of clicks, and the Shift/Ctrl/Alt modifiers in g_nMouseClick, + * and we return the mouse position in g_xMouse and g_yMouse. + * + * Every MOUSE_LEFT, _MIDDLE, or _RIGHT will be followed by zero or more + * MOUSE_DRAGs and one MOUSE_RELEASE. MOUSE_RELEASE will be followed only + * by MOUSE_LEFT, _MIDDLE, or _RIGHT. + * + * For multiple clicks, we send, say, MOUSE_LEFT/1 click, MOUSE_RELEASE, + * MOUSE_LEFT/2 clicks, MOUSE_RELEASE, MOUSE_LEFT/3 clicks, MOUSE_RELEASE, .... + * + * Windows will send us MOUSE_MOVED notifications whenever the mouse + * moves, even if it stays within the same character cell. We ignore + * all MOUSE_MOVED messages if the position hasn't really changed, and + * we ignore all MOUSE_MOVED messages where no button is held down (i.e., + * we're only interested in MOUSE_DRAG). + * + * All of this is complicated by the code that fakes MOUSE_MIDDLE on + * 2-button mouses by pressing the left & right buttons simultaneously. + * In practice, it's almost impossible to click both at the same time, + * so we need to delay a little. Also, we tend not to get MOUSE_RELEASE + * in such cases, if the user is clicking quickly. + */ + static BOOL +decode_mouse_event( + MOUSE_EVENT_RECORD *pmer) +{ + static int s_nOldButton = -1; + static int s_nOldMouseClick = -1; + static int s_xOldMouse = -1; + static int s_yOldMouse = -1; + static linenr_T s_old_topline = 0; +#ifdef FEAT_DIFF + static int s_old_topfill = 0; +#endif + static int s_cClicks = 1; + static BOOL s_fReleased = TRUE; + static DWORD s_dwLastClickTime = 0; + static BOOL s_fNextIsMiddle = FALSE; + + static DWORD cButtons = 0; /* number of buttons supported */ + + const DWORD LEFT = FROM_LEFT_1ST_BUTTON_PRESSED; + const DWORD MIDDLE = FROM_LEFT_2ND_BUTTON_PRESSED; + const DWORD RIGHT = RIGHTMOST_BUTTON_PRESSED; + const DWORD LEFT_RIGHT = LEFT | RIGHT; + + int nButton; + + if (cButtons == 0 && !GetNumberOfConsoleMouseButtons(&cButtons)) + cButtons = 2; + + if (!g_fMouseAvail || !g_fMouseActive) + { + g_nMouseClick = -1; + return FALSE; + } + + /* get a spurious MOUSE_EVENT immediately after receiving focus; ignore */ + if (g_fJustGotFocus) + { + g_fJustGotFocus = FALSE; + return FALSE; + } + + /* unprocessed mouse click? */ + if (g_nMouseClick != -1) + return TRUE; + + nButton = -1; + g_xMouse = pmer->dwMousePosition.X; + g_yMouse = pmer->dwMousePosition.Y; + + if (pmer->dwEventFlags == MOUSE_MOVED) + { + /* Ignore MOUSE_MOVED events if (x, y) hasn't changed. (We get these + * events even when the mouse moves only within a char cell.) */ + if (s_xOldMouse == g_xMouse && s_yOldMouse == g_yMouse) + return FALSE; + } + + /* If no buttons are pressed... */ + if ((pmer->dwButtonState & ((1 << cButtons) - 1)) == 0) + { + nButton = MOUSE_RELEASE; + + /* If the last thing returned was MOUSE_RELEASE, ignore this */ + if (s_fReleased) + { +#ifdef FEAT_BEVAL_TERM + /* do return mouse move events when we want them */ + if (p_bevalterm) + nButton = MOUSE_DRAG; + else +#endif + return FALSE; + } + + s_fReleased = TRUE; + } + else /* one or more buttons pressed */ + { + /* on a 2-button mouse, hold down left and right buttons + * simultaneously to get MIDDLE. */ + + if (cButtons == 2 && s_nOldButton != MOUSE_DRAG) + { + DWORD dwLR = (pmer->dwButtonState & LEFT_RIGHT); + + /* if either left or right button only is pressed, see if the + * next mouse event has both of them pressed */ + if (dwLR == LEFT || dwLR == RIGHT) + { + for (;;) + { + /* wait a short time for next input event */ + if (WaitForSingleObject(g_hConIn, p_mouset / 3) + != WAIT_OBJECT_0) + break; + else + { + DWORD cRecords = 0; + INPUT_RECORD ir; + MOUSE_EVENT_RECORD* pmer2 = &ir.Event.MouseEvent; + + peek_console_input(g_hConIn, &ir, 1, &cRecords); + + if (cRecords == 0 || ir.EventType != MOUSE_EVENT + || !(pmer2->dwButtonState & LEFT_RIGHT)) + break; + else + { + if (pmer2->dwEventFlags != MOUSE_MOVED) + { + read_console_input(g_hConIn, &ir, 1, &cRecords); + + return decode_mouse_event(pmer2); + } + else if (s_xOldMouse == pmer2->dwMousePosition.X && + s_yOldMouse == pmer2->dwMousePosition.Y) + { + /* throw away spurious mouse move */ + read_console_input(g_hConIn, &ir, 1, &cRecords); + + /* are there any more mouse events in queue? */ + peek_console_input(g_hConIn, &ir, 1, &cRecords); + + if (cRecords==0 || ir.EventType != MOUSE_EVENT) + break; + } + else + break; + } + } + } + } + } + + if (s_fNextIsMiddle) + { + nButton = (pmer->dwEventFlags == MOUSE_MOVED) + ? MOUSE_DRAG : MOUSE_MIDDLE; + s_fNextIsMiddle = FALSE; + } + else if (cButtons == 2 && + ((pmer->dwButtonState & LEFT_RIGHT) == LEFT_RIGHT)) + { + nButton = MOUSE_MIDDLE; + + if (! s_fReleased && pmer->dwEventFlags != MOUSE_MOVED) + { + s_fNextIsMiddle = TRUE; + nButton = MOUSE_RELEASE; + } + } + else if ((pmer->dwButtonState & LEFT) == LEFT) + nButton = MOUSE_LEFT; + else if ((pmer->dwButtonState & MIDDLE) == MIDDLE) + nButton = MOUSE_MIDDLE; + else if ((pmer->dwButtonState & RIGHT) == RIGHT) + nButton = MOUSE_RIGHT; + + if (! s_fReleased && ! s_fNextIsMiddle + && nButton != s_nOldButton && s_nOldButton != MOUSE_DRAG) + return FALSE; + + s_fReleased = s_fNextIsMiddle; + } + + if (pmer->dwEventFlags == 0 || pmer->dwEventFlags == DOUBLE_CLICK) + { + /* button pressed or released, without mouse moving */ + if (nButton != -1 && nButton != MOUSE_RELEASE) + { + DWORD dwCurrentTime = GetTickCount(); + + if (s_xOldMouse != g_xMouse + || s_yOldMouse != g_yMouse + || s_nOldButton != nButton + || s_old_topline != curwin->w_topline +#ifdef FEAT_DIFF + || s_old_topfill != curwin->w_topfill +#endif + || (int)(dwCurrentTime - s_dwLastClickTime) > p_mouset) + { + s_cClicks = 1; + } + else if (++s_cClicks > 4) + { + s_cClicks = 1; + } + + s_dwLastClickTime = dwCurrentTime; + } + } + else if (pmer->dwEventFlags == MOUSE_MOVED) + { + if (nButton != -1 && nButton != MOUSE_RELEASE) + nButton = MOUSE_DRAG; + + s_cClicks = 1; + } + + if (nButton == -1) + return FALSE; + + if (nButton != MOUSE_RELEASE) + s_nOldButton = nButton; + + g_nMouseClick = nButton; + + if (pmer->dwControlKeyState & SHIFT_PRESSED) + g_nMouseClick |= MOUSE_SHIFT; + if (pmer->dwControlKeyState & (RIGHT_CTRL_PRESSED | LEFT_CTRL_PRESSED)) + g_nMouseClick |= MOUSE_CTRL; + if (pmer->dwControlKeyState & (RIGHT_ALT_PRESSED | LEFT_ALT_PRESSED)) + g_nMouseClick |= MOUSE_ALT; + + if (nButton != MOUSE_DRAG && nButton != MOUSE_RELEASE) + SET_NUM_MOUSE_CLICKS(g_nMouseClick, s_cClicks); + + /* only pass on interesting (i.e., different) mouse events */ + if (s_xOldMouse == g_xMouse + && s_yOldMouse == g_yMouse + && s_nOldMouseClick == g_nMouseClick) + { + g_nMouseClick = -1; + return FALSE; + } + + s_xOldMouse = g_xMouse; + s_yOldMouse = g_yMouse; + s_old_topline = curwin->w_topline; +#ifdef FEAT_DIFF + s_old_topfill = curwin->w_topfill; +#endif + s_nOldMouseClick = g_nMouseClick; + + return TRUE; +} + +# endif /* FEAT_GUI_W32 */ +#endif /* FEAT_MOUSE */ + + +#ifdef MCH_CURSOR_SHAPE +/* + * Set the shape of the cursor. + * 'thickness' can be from 1 (thin) to 99 (block) + */ + static void +mch_set_cursor_shape(int thickness) +{ + CONSOLE_CURSOR_INFO ConsoleCursorInfo; + ConsoleCursorInfo.dwSize = thickness; + ConsoleCursorInfo.bVisible = s_cursor_visible; + + SetConsoleCursorInfo(g_hConOut, &ConsoleCursorInfo); + if (s_cursor_visible) + SetConsoleCursorPosition(g_hConOut, g_coord); +} + + void +mch_update_cursor(void) +{ + int idx; + int thickness; + + /* + * How the cursor is drawn depends on the current mode. + */ + idx = get_shape_idx(FALSE); + + if (shape_table[idx].shape == SHAPE_BLOCK) + thickness = 99; /* 100 doesn't work on W95 */ + else + thickness = shape_table[idx].percentage; + mch_set_cursor_shape(thickness); +} +#endif + +#ifndef FEAT_GUI_W32 /* this isn't used for the GUI */ +/* + * Handle FOCUS_EVENT. + */ + static void +handle_focus_event(INPUT_RECORD ir) +{ + g_fJustGotFocus = ir.Event.FocusEvent.bSetFocus; + ui_focus_change((int)g_fJustGotFocus); +} + +/* + * Wait until console input from keyboard or mouse is available, + * or the time is up. + * When "ignore_input" is TRUE even wait when input is available. + * Return TRUE if something is available FALSE if not. + */ + static int +WaitForChar(long msec, int ignore_input) +{ + DWORD dwNow = 0, dwEndTime = 0; + INPUT_RECORD ir; + DWORD cRecords; + WCHAR ch, ch2; +#ifdef FEAT_TIMERS + int tb_change_cnt = typebuf.tb_change_cnt; +#endif + + if (msec > 0) + /* Wait until the specified time has elapsed. */ + dwEndTime = GetTickCount() + msec; + else if (msec < 0) + /* Wait forever. */ + dwEndTime = INFINITE; + + // We need to loop until the end of the time period, because + // we might get multiple unusable mouse events in that time. + for (;;) + { + // Only process messages when waiting. + if (msec != 0) + { +#ifdef MESSAGE_QUEUE + parse_queued_messages(); +#endif +#ifdef FEAT_MZSCHEME + mzvim_check_threads(); +#endif +#ifdef FEAT_CLIENTSERVER + serverProcessPendingMessages(); +#endif + } + + if (0 +#ifdef FEAT_MOUSE + || g_nMouseClick != -1 +#endif +#ifdef FEAT_CLIENTSERVER + || (!ignore_input && input_available()) +#endif + ) + return TRUE; + + if (msec > 0) + { + /* If the specified wait time has passed, return. Beware that + * GetTickCount() may wrap around (overflow). */ + dwNow = GetTickCount(); + if ((int)(dwNow - dwEndTime) >= 0) + break; + } + if (msec != 0) + { + DWORD dwWaitTime = dwEndTime - dwNow; + +#ifdef FEAT_JOB_CHANNEL + /* Check channel while waiting for input. */ + if (dwWaitTime > 100) + { + dwWaitTime = 100; + /* If there is readahead then parse_queued_messages() timed out + * and we should call it again soon. */ + if (channel_any_readahead()) + dwWaitTime = 10; + } +#endif +#ifdef FEAT_BEVAL_GUI + if (p_beval && dwWaitTime > 100) + /* The 'balloonexpr' may indirectly invoke a callback while + * waiting for a character, need to check often. */ + dwWaitTime = 100; +#endif +#ifdef FEAT_MZSCHEME + if (mzthreads_allowed() && p_mzq > 0 + && (msec < 0 || (long)dwWaitTime > p_mzq)) + dwWaitTime = p_mzq; /* don't wait longer than 'mzquantum' */ +#endif +#ifdef FEAT_TIMERS + // When waiting very briefly don't trigger timers. + if (dwWaitTime > 10) + { + long due_time; + + // Trigger timers and then get the time in msec until the next + // one is due. Wait up to that time. + due_time = check_due_timer(); + if (typebuf.tb_change_cnt != tb_change_cnt) + { + // timer may have used feedkeys(). + return FALSE; + } + if (due_time > 0 && dwWaitTime > (DWORD)due_time) + dwWaitTime = due_time; + } +#endif + if ( +#ifdef FEAT_CLIENTSERVER + // Wait for either an event on the console input or a + // message in the client-server window. + msg_wait_for_multiple_objects(1, &g_hConIn, FALSE, + dwWaitTime, QS_SENDMESSAGE) != WAIT_OBJECT_0 +#else + wait_for_single_object(g_hConIn, dwWaitTime) + != WAIT_OBJECT_0 +#endif + ) + continue; + } + + cRecords = 0; + peek_console_input(g_hConIn, &ir, 1, &cRecords); + +#ifdef FEAT_MBYTE_IME + if (State & CMDLINE && msg_row == Rows - 1) + { + CONSOLE_SCREEN_BUFFER_INFO csbi; + + if (GetConsoleScreenBufferInfo(g_hConOut, &csbi)) + { + if (csbi.dwCursorPosition.Y != msg_row) + { + /* The screen is now messed up, must redraw the + * command line and later all the windows. */ + redraw_all_later(CLEAR); + cmdline_row -= (msg_row - csbi.dwCursorPosition.Y); + redrawcmd(); + } + } + } +#endif + + if (cRecords > 0) + { + if (ir.EventType == KEY_EVENT && ir.Event.KeyEvent.bKeyDown) + { +#ifdef FEAT_MBYTE_IME + /* Windows IME sends two '\n's with only one 'ENTER'. First: + * wVirtualKeyCode == 13. second: wVirtualKeyCode == 0 */ + if (ir.Event.KeyEvent.UChar == 0 + && ir.Event.KeyEvent.wVirtualKeyCode == 13) + { + read_console_input(g_hConIn, &ir, 1, &cRecords); + continue; + } +#endif + if (decode_key_event(&ir.Event.KeyEvent, &ch, &ch2, + NULL, FALSE)) + return TRUE; + } + + read_console_input(g_hConIn, &ir, 1, &cRecords); + + if (ir.EventType == FOCUS_EVENT) + handle_focus_event(ir); + else if (ir.EventType == WINDOW_BUFFER_SIZE_EVENT) + { + /* Only call shell_resized() when the size actually change to + * avoid the screen is cleard. */ + if (ir.Event.WindowBufferSizeEvent.dwSize.X != Columns + || ir.Event.WindowBufferSizeEvent.dwSize.Y != Rows) + shell_resized(); + } +#ifdef FEAT_MOUSE + else if (ir.EventType == MOUSE_EVENT + && decode_mouse_event(&ir.Event.MouseEvent)) + return TRUE; +#endif + } + else if (msec == 0) + break; + } + +#ifdef FEAT_CLIENTSERVER + /* Something might have been received while we were waiting. */ + if (input_available()) + return TRUE; +#endif + + return FALSE; +} + +#ifndef FEAT_GUI_MSWIN +/* + * return non-zero if a character is available + */ + int +mch_char_avail(void) +{ + return WaitForChar(0L, FALSE); +} + +# if defined(FEAT_TERMINAL) || defined(PROTO) +/* + * Check for any pending input or messages. + */ + int +mch_check_messages(void) +{ + return WaitForChar(0L, TRUE); +} +# endif +#endif + +/* + * Create the console input. Used when reading stdin doesn't work. + */ + static void +create_conin(void) +{ + g_hConIn = CreateFile("CONIN$", GENERIC_READ|GENERIC_WRITE, + FILE_SHARE_READ|FILE_SHARE_WRITE, + (LPSECURITY_ATTRIBUTES) NULL, + OPEN_EXISTING, 0, (HANDLE)NULL); + did_create_conin = TRUE; +} + +/* + * Get a keystroke or a mouse event, use a blocking wait. + */ + static WCHAR +tgetch(int *pmodifiers, WCHAR *pch2) +{ + WCHAR ch; + + for (;;) + { + INPUT_RECORD ir; + DWORD cRecords = 0; + +#ifdef FEAT_CLIENTSERVER + (void)WaitForChar(-1L, FALSE); + if (input_available()) + return 0; +# ifdef FEAT_MOUSE + if (g_nMouseClick != -1) + return 0; +# endif +#endif + if (read_console_input(g_hConIn, &ir, 1, &cRecords) == 0) + { + if (did_create_conin) + read_error_exit(); + create_conin(); + continue; + } + + if (ir.EventType == KEY_EVENT) + { + if (decode_key_event(&ir.Event.KeyEvent, &ch, pch2, + pmodifiers, TRUE)) + return ch; + } + else if (ir.EventType == FOCUS_EVENT) + handle_focus_event(ir); + else if (ir.EventType == WINDOW_BUFFER_SIZE_EVENT) + shell_resized(); +#ifdef FEAT_MOUSE + else if (ir.EventType == MOUSE_EVENT) + { + if (decode_mouse_event(&ir.Event.MouseEvent)) + return 0; + } +#endif + } +} +#endif /* !FEAT_GUI_W32 */ + + +/* + * mch_inchar(): low-level input function. + * Get one or more characters from the keyboard or the mouse. + * If time == 0, do not wait for characters. + * If time == n, wait a short time for characters. + * If time == -1, wait forever for characters. + * Returns the number of characters read into buf. + */ + int +mch_inchar( + char_u *buf UNUSED, + int maxlen UNUSED, + long time UNUSED, + int tb_change_cnt UNUSED) +{ +#ifndef FEAT_GUI_W32 /* this isn't used for the GUI */ + + int len; + int c; +#define TYPEAHEADLEN 20 + static char_u typeahead[TYPEAHEADLEN]; /* previously typed bytes. */ + static int typeaheadlen = 0; + + /* First use any typeahead that was kept because "buf" was too small. */ + if (typeaheadlen > 0) + goto theend; + + if (time >= 0) + { + if (!WaitForChar(time, FALSE)) /* no character available */ + return 0; + } + else /* time == -1, wait forever */ + { + mch_set_winsize_now(); /* Allow winsize changes from now on */ + + /* + * If there is no character available within 2 seconds (default) + * write the autoscript file to disk. Or cause the CursorHold event + * to be triggered. + */ + if (!WaitForChar(p_ut, FALSE)) + { + if (trigger_cursorhold() && maxlen >= 3) + { + buf[0] = K_SPECIAL; + buf[1] = KS_EXTRA; + buf[2] = (int)KE_CURSORHOLD; + return 3; + } + before_blocking(); + } + } + + /* + * Try to read as many characters as there are, until the buffer is full. + */ + + /* we will get at least one key. Get more if they are available. */ + g_fCBrkPressed = FALSE; + +#ifdef MCH_WRITE_DUMP + if (fdDump) + fputc('[', fdDump); +#endif + + /* Keep looping until there is something in the typeahead buffer and more + * to get and still room in the buffer (up to two bytes for a char and + * three bytes for a modifier). */ + while ((typeaheadlen == 0 || WaitForChar(0L, FALSE)) + && typeaheadlen + 5 <= TYPEAHEADLEN) + { + if (typebuf_changed(tb_change_cnt)) + { + /* "buf" may be invalid now if a client put something in the + * typeahead buffer and "buf" is in the typeahead buffer. */ + typeaheadlen = 0; + break; + } +#ifdef FEAT_MOUSE + if (g_nMouseClick != -1) + { +# ifdef MCH_WRITE_DUMP + if (fdDump) + fprintf(fdDump, "{%02x @ %d, %d}", + g_nMouseClick, g_xMouse, g_yMouse); +# endif + typeahead[typeaheadlen++] = ESC + 128; + typeahead[typeaheadlen++] = 'M'; + typeahead[typeaheadlen++] = g_nMouseClick; + typeahead[typeaheadlen++] = g_xMouse + '!'; + typeahead[typeaheadlen++] = g_yMouse + '!'; + g_nMouseClick = -1; + } + else +#endif + { + WCHAR ch2 = NUL; + int modifiers = 0; + + c = tgetch(&modifiers, &ch2); + + if (typebuf_changed(tb_change_cnt)) + { + /* "buf" may be invalid now if a client put something in the + * typeahead buffer and "buf" is in the typeahead buffer. */ + typeaheadlen = 0; + break; + } + + if (c == Ctrl_C && ctrl_c_interrupts) + { +#if defined(FEAT_CLIENTSERVER) + trash_input_buf(); +#endif + got_int = TRUE; + } + +#ifdef FEAT_MOUSE + if (g_nMouseClick == -1) +#endif + { + int n = 1; + + if (ch2 == NUL) + { + int i; + char_u *p; + WCHAR ch[2]; + + ch[0] = c; + if (c >= 0xD800 && c <= 0xDBFF) /* High surrogate */ + { + ch[1] = tgetch(&modifiers, &ch2); + n++; + } + p = utf16_to_enc(ch, &n); + if (p != NULL) + { + for (i = 0; i < n; i++) + typeahead[typeaheadlen + i] = p[i]; + vim_free(p); + } + } + else + typeahead[typeaheadlen] = c; + if (ch2 != NUL) + { + if (c == K_NUL) + { + switch (ch2) + { + case (WCHAR)'\324': // SHIFT+Insert + case (WCHAR)'\325': // CTRL+Insert + case (WCHAR)'\327': // SHIFT+Delete + case (WCHAR)'\330': // CTRL+Delete + typeahead[typeaheadlen + n] = (char_u)ch2; + n++; + break; + + default: + typeahead[typeaheadlen + n] = 3; + typeahead[typeaheadlen + n + 1] = (char_u)ch2; + n += 2; + break; + } + } + else + { + typeahead[typeaheadlen + n] = 3; + typeahead[typeaheadlen + n + 1] = (char_u)ch2; + n += 2; + } + } + + /* Use the ALT key to set the 8th bit of the character + * when it's one byte, the 8th bit isn't set yet and not + * using a double-byte encoding (would become a lead + * byte). */ + if ((modifiers & MOD_MASK_ALT) + && n == 1 + && (typeahead[typeaheadlen] & 0x80) == 0 + && !enc_dbcs + ) + { + n = (*mb_char2bytes)(typeahead[typeaheadlen] | 0x80, + typeahead + typeaheadlen); + modifiers &= ~MOD_MASK_ALT; + } + + if (modifiers != 0) + { + /* Prepend modifiers to the character. */ + mch_memmove(typeahead + typeaheadlen + 3, + typeahead + typeaheadlen, n); + typeahead[typeaheadlen++] = K_SPECIAL; + typeahead[typeaheadlen++] = (char_u)KS_MODIFIER; + typeahead[typeaheadlen++] = modifiers; + } + + typeaheadlen += n; + +#ifdef MCH_WRITE_DUMP + if (fdDump) + fputc(c, fdDump); +#endif + } + } + } + +#ifdef MCH_WRITE_DUMP + if (fdDump) + { + fputs("]\n", fdDump); + fflush(fdDump); + } +#endif + +theend: + /* Move typeahead to "buf", as much as fits. */ + len = 0; + while (len < maxlen && typeaheadlen > 0) + { + buf[len++] = typeahead[0]; + mch_memmove(typeahead, typeahead + 1, --typeaheadlen); + } + return len; + +#else /* FEAT_GUI_W32 */ + return 0; +#endif /* FEAT_GUI_W32 */ +} + +#ifndef PROTO +# ifndef __MINGW32__ +# include <shellapi.h> /* required for FindExecutable() */ +# endif +#endif + +/* + * If "use_path" is TRUE: Return TRUE if "name" is in $PATH. + * If "use_path" is FALSE: Return TRUE if "name" exists. + * When returning TRUE and "path" is not NULL save the path and set "*path" to + * the allocated memory. + * TODO: Should somehow check if it's really executable. + */ + static int +executable_exists(char *name, char_u **path, int use_path) +{ + char *dum; + char fname[_MAX_PATH]; + char *curpath, *newpath; + long n; + + if (!use_path) + { + if (mch_getperm((char_u *)name) != -1 && !mch_isdir((char_u *)name)) + { + if (path != NULL) + { + if (mch_isFullName((char_u *)name)) + *path = vim_strsave((char_u *)name); + else + *path = FullName_save((char_u *)name, FALSE); + } + return TRUE; + } + return FALSE; + } + + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + { + WCHAR *p = enc_to_utf16((char_u *)name, NULL); + WCHAR fnamew[_MAX_PATH]; + WCHAR *dumw; + WCHAR *wcurpath, *wnewpath; + + if (p != NULL) + { + wcurpath = _wgetenv(L"PATH"); + wnewpath = (WCHAR*)alloc((unsigned)(wcslen(wcurpath) + 3) + * sizeof(WCHAR)); + if (wnewpath == NULL) + return FALSE; + wcscpy(wnewpath, L".;"); + wcscat(wnewpath, wcurpath); + n = (long)SearchPathW(wnewpath, p, NULL, _MAX_PATH, fnamew, &dumw); + vim_free(wnewpath); + vim_free(p); + if (n == 0) + return FALSE; + if (GetFileAttributesW(fnamew) & FILE_ATTRIBUTE_DIRECTORY) + return FALSE; + if (path != NULL) + *path = utf16_to_enc(fnamew, NULL); + return TRUE; + } + } + + curpath = getenv("PATH"); + newpath = (char*)alloc((unsigned)(STRLEN(curpath) + 3)); + if (newpath == NULL) + return FALSE; + STRCPY(newpath, ".;"); + STRCAT(newpath, curpath); + n = (long)SearchPath(newpath, name, NULL, _MAX_PATH, fname, &dum); + vim_free(newpath); + if (n == 0) + return FALSE; + if (mch_isdir((char_u *)fname)) + return FALSE; + if (path != NULL) + *path = vim_strsave((char_u *)fname); + return TRUE; +} + +#if ((defined(__MINGW32__) || defined (__CYGWIN32__)) && \ + __MSVCRT_VERSION__ >= 0x800) || (defined(_MSC_VER) && _MSC_VER >= 1400) +/* + * Bad parameter handler. + * + * Certain MS CRT functions will intentionally crash when passed invalid + * parameters to highlight possible security holes. Setting this function as + * the bad parameter handler will prevent the crash. + * + * In debug builds the parameters contain CRT information that might help track + * down the source of a problem, but in non-debug builds the arguments are all + * NULL/0. Debug builds will also produce assert dialogs from the CRT, it is + * worth allowing these to make debugging of issues easier. + */ + static void +bad_param_handler(const wchar_t *expression, + const wchar_t *function, + const wchar_t *file, + unsigned int line, + uintptr_t pReserved) +{ +} + +# define SET_INVALID_PARAM_HANDLER \ + ((void)_set_invalid_parameter_handler(bad_param_handler)) +#else +# define SET_INVALID_PARAM_HANDLER +#endif + +#ifdef FEAT_GUI_W32 + +/* + * GUI version of mch_init(). + */ + void +mch_init(void) +{ +#ifndef __MINGW32__ + extern int _fmode; +#endif + + /* Silently handle invalid parameters to CRT functions */ + SET_INVALID_PARAM_HANDLER; + + /* Let critical errors result in a failure, not in a dialog box. Required + * for the timestamp test to work on removed floppies. */ + SetErrorMode(SEM_FAILCRITICALERRORS); + + _fmode = O_BINARY; /* we do our own CR-LF translation */ + + /* Specify window size. Is there a place to get the default from? */ + Rows = 25; + Columns = 80; + + /* Look for 'vimrun' */ + { + char_u vimrun_location[_MAX_PATH + 4]; + + /* First try in same directory as gvim.exe */ + STRCPY(vimrun_location, exe_name); + STRCPY(gettail(vimrun_location), "vimrun.exe"); + if (mch_getperm(vimrun_location) >= 0) + { + if (*skiptowhite(vimrun_location) != NUL) + { + /* Enclose path with white space in double quotes. */ + mch_memmove(vimrun_location + 1, vimrun_location, + STRLEN(vimrun_location) + 1); + *vimrun_location = '"'; + STRCPY(gettail(vimrun_location), "vimrun\" "); + } + else + STRCPY(gettail(vimrun_location), "vimrun "); + + vimrun_path = (char *)vim_strsave(vimrun_location); + s_dont_use_vimrun = FALSE; + } + else if (executable_exists("vimrun.exe", NULL, TRUE)) + s_dont_use_vimrun = FALSE; + + /* Don't give the warning for a missing vimrun.exe right now, but only + * when vimrun was supposed to be used. Don't bother people that do + * not need vimrun.exe. */ + if (s_dont_use_vimrun) + need_vimrun_warning = TRUE; + } + + /* + * If "finstr.exe" doesn't exist, use "grep -n" for 'grepprg'. + * Otherwise the default "findstr /n" is used. + */ + if (!executable_exists("findstr.exe", NULL, TRUE)) + set_option_value((char_u *)"grepprg", 0, (char_u *)"grep -n", 0); + +#ifdef FEAT_CLIPBOARD + win_clip_init(); +#endif + + vtp_flag_init(); +} + + +#else /* FEAT_GUI_W32 */ + +#define SRWIDTH(sr) ((sr).Right - (sr).Left + 1) +#define SRHEIGHT(sr) ((sr).Bottom - (sr).Top + 1) + +/* + * ClearConsoleBuffer() + * Description: + * Clears the entire contents of the console screen buffer, using the + * specified attribute. + * Returns: + * TRUE on success + */ + static BOOL +ClearConsoleBuffer(WORD wAttribute) +{ + CONSOLE_SCREEN_BUFFER_INFO csbi; + COORD coord; + DWORD NumCells, dummy; + + if (!GetConsoleScreenBufferInfo(g_hConOut, &csbi)) + return FALSE; + + NumCells = csbi.dwSize.X * csbi.dwSize.Y; + coord.X = 0; + coord.Y = 0; + if (!FillConsoleOutputCharacter(g_hConOut, ' ', NumCells, + coord, &dummy)) + { + return FALSE; + } + if (!FillConsoleOutputAttribute(g_hConOut, wAttribute, NumCells, + coord, &dummy)) + { + return FALSE; + } + + return TRUE; +} + +/* + * FitConsoleWindow() + * Description: + * Checks if the console window will fit within given buffer dimensions. + * Also, if requested, will shrink the window to fit. + * Returns: + * TRUE on success + */ + static BOOL +FitConsoleWindow( + COORD dwBufferSize, + BOOL WantAdjust) +{ + CONSOLE_SCREEN_BUFFER_INFO csbi; + COORD dwWindowSize; + BOOL NeedAdjust = FALSE; + + if (GetConsoleScreenBufferInfo(g_hConOut, &csbi)) + { + /* + * A buffer resize will fail if the current console window does + * not lie completely within that buffer. To avoid this, we might + * have to move and possibly shrink the window. + */ + if (csbi.srWindow.Right >= dwBufferSize.X) + { + dwWindowSize.X = SRWIDTH(csbi.srWindow); + if (dwWindowSize.X > dwBufferSize.X) + dwWindowSize.X = dwBufferSize.X; + csbi.srWindow.Right = dwBufferSize.X - 1; + csbi.srWindow.Left = dwBufferSize.X - dwWindowSize.X; + NeedAdjust = TRUE; + } + if (csbi.srWindow.Bottom >= dwBufferSize.Y) + { + dwWindowSize.Y = SRHEIGHT(csbi.srWindow); + if (dwWindowSize.Y > dwBufferSize.Y) + dwWindowSize.Y = dwBufferSize.Y; + csbi.srWindow.Bottom = dwBufferSize.Y - 1; + csbi.srWindow.Top = dwBufferSize.Y - dwWindowSize.Y; + NeedAdjust = TRUE; + } + if (NeedAdjust && WantAdjust) + { + if (!SetConsoleWindowInfo(g_hConOut, TRUE, &csbi.srWindow)) + return FALSE; + } + return TRUE; + } + + return FALSE; +} + +typedef struct ConsoleBufferStruct +{ + BOOL IsValid; + CONSOLE_SCREEN_BUFFER_INFO Info; + PCHAR_INFO Buffer; + COORD BufferSize; + PSMALL_RECT Regions; + int NumRegions; +} ConsoleBuffer; + +/* + * SaveConsoleBuffer() + * Description: + * Saves important information about the console buffer, including the + * actual buffer contents. The saved information is suitable for later + * restoration by RestoreConsoleBuffer(). + * Returns: + * TRUE if all information was saved; FALSE otherwise + * If FALSE, still sets cb->IsValid if buffer characteristics were saved. + */ + static BOOL +SaveConsoleBuffer( + ConsoleBuffer *cb) +{ + DWORD NumCells; + COORD BufferCoord; + SMALL_RECT ReadRegion; + WORD Y, Y_incr; + int i, numregions; + + if (cb == NULL) + return FALSE; + + if (!GetConsoleScreenBufferInfo(g_hConOut, &cb->Info)) + { + cb->IsValid = FALSE; + return FALSE; + } + cb->IsValid = TRUE; + + /* + * Allocate a buffer large enough to hold the entire console screen + * buffer. If this ConsoleBuffer structure has already been initialized + * with a buffer of the correct size, then just use that one. + */ + if (!cb->IsValid || cb->Buffer == NULL || + cb->BufferSize.X != cb->Info.dwSize.X || + cb->BufferSize.Y != cb->Info.dwSize.Y) + { + cb->BufferSize.X = cb->Info.dwSize.X; + cb->BufferSize.Y = cb->Info.dwSize.Y; + NumCells = cb->BufferSize.X * cb->BufferSize.Y; + vim_free(cb->Buffer); + cb->Buffer = (PCHAR_INFO)alloc(NumCells * sizeof(CHAR_INFO)); + if (cb->Buffer == NULL) + return FALSE; + } + + /* + * We will now copy the console screen buffer into our buffer. + * ReadConsoleOutput() seems to be limited as far as how much you + * can read at a time. Empirically, this number seems to be about + * 12000 cells (rows * columns). Start at position (0, 0) and copy + * in chunks until it is all copied. The chunks will all have the + * same horizontal characteristics, so initialize them now. The + * height of each chunk will be (12000 / width). + */ + BufferCoord.X = 0; + ReadRegion.Left = 0; + ReadRegion.Right = cb->Info.dwSize.X - 1; + Y_incr = 12000 / cb->Info.dwSize.X; + + numregions = (cb->Info.dwSize.Y + Y_incr - 1) / Y_incr; + if (cb->Regions == NULL || numregions != cb->NumRegions) + { + cb->NumRegions = numregions; + vim_free(cb->Regions); + cb->Regions = (PSMALL_RECT)alloc(cb->NumRegions * sizeof(SMALL_RECT)); + if (cb->Regions == NULL) + { + VIM_CLEAR(cb->Buffer); + return FALSE; + } + } + + for (i = 0, Y = 0; i < cb->NumRegions; i++, Y += Y_incr) + { + /* + * Read into position (0, Y) in our buffer. + */ + BufferCoord.Y = Y; + /* + * Read the region whose top left corner is (0, Y) and whose bottom + * right corner is (width - 1, Y + Y_incr - 1). This should define + * a region of size width by Y_incr. Don't worry if this region is + * too large for the remaining buffer; it will be cropped. + */ + ReadRegion.Top = Y; + ReadRegion.Bottom = Y + Y_incr - 1; + if (!ReadConsoleOutputW(g_hConOut, /* output handle */ + cb->Buffer, /* our buffer */ + cb->BufferSize, /* dimensions of our buffer */ + BufferCoord, /* offset in our buffer */ + &ReadRegion)) /* region to save */ + { + VIM_CLEAR(cb->Buffer); + VIM_CLEAR(cb->Regions); + return FALSE; + } + cb->Regions[i] = ReadRegion; + } + + return TRUE; +} + +/* + * RestoreConsoleBuffer() + * Description: + * Restores important information about the console buffer, including the + * actual buffer contents, if desired. The information to restore is in + * the same format used by SaveConsoleBuffer(). + * Returns: + * TRUE on success + */ + static BOOL +RestoreConsoleBuffer( + ConsoleBuffer *cb, + BOOL RestoreScreen) +{ + COORD BufferCoord; + SMALL_RECT WriteRegion; + int i; + + if (cb == NULL || !cb->IsValid) + return FALSE; + + /* + * Before restoring the buffer contents, clear the current buffer, and + * restore the cursor position and window information. Doing this now + * prevents old buffer contents from "flashing" onto the screen. + */ + if (RestoreScreen) + ClearConsoleBuffer(cb->Info.wAttributes); + + FitConsoleWindow(cb->Info.dwSize, TRUE); + if (!SetConsoleScreenBufferSize(g_hConOut, cb->Info.dwSize)) + return FALSE; + if (!SetConsoleTextAttribute(g_hConOut, cb->Info.wAttributes)) + return FALSE; + + if (!RestoreScreen) + { + /* + * No need to restore the screen buffer contents, so we're done. + */ + return TRUE; + } + + if (!SetConsoleCursorPosition(g_hConOut, cb->Info.dwCursorPosition)) + return FALSE; + if (!SetConsoleWindowInfo(g_hConOut, TRUE, &cb->Info.srWindow)) + return FALSE; + + /* + * Restore the screen buffer contents. + */ + if (cb->Buffer != NULL) + { + for (i = 0; i < cb->NumRegions; i++) + { + BufferCoord.X = cb->Regions[i].Left; + BufferCoord.Y = cb->Regions[i].Top; + WriteRegion = cb->Regions[i]; + if (!WriteConsoleOutputW(g_hConOut, /* output handle */ + cb->Buffer, /* our buffer */ + cb->BufferSize, /* dimensions of our buffer */ + BufferCoord, /* offset in our buffer */ + &WriteRegion)) /* region to restore */ + { + return FALSE; + } + } + } + + return TRUE; +} + +#define FEAT_RESTORE_ORIG_SCREEN +#ifdef FEAT_RESTORE_ORIG_SCREEN +static ConsoleBuffer g_cbOrig = { 0 }; +#endif +static ConsoleBuffer g_cbNonTermcap = { 0 }; +static ConsoleBuffer g_cbTermcap = { 0 }; + +#ifdef FEAT_TITLE +#ifdef __BORLANDC__ +typedef HWND (__stdcall *GETCONSOLEWINDOWPROC)(VOID); +#else +typedef HWND (WINAPI *GETCONSOLEWINDOWPROC)(VOID); +#endif +char g_szOrigTitle[256] = { 0 }; +HWND g_hWnd = NULL; /* also used in os_mswin.c */ +static HICON g_hOrigIconSmall = NULL; +static HICON g_hOrigIcon = NULL; +static HICON g_hVimIcon = NULL; +static BOOL g_fCanChangeIcon = FALSE; + +/* ICON* are not defined in VC++ 4.0 */ +#ifndef ICON_SMALL +#define ICON_SMALL 0 +#endif +#ifndef ICON_BIG +#define ICON_BIG 1 +#endif +/* + * GetConsoleIcon() + * Description: + * Attempts to retrieve the small icon and/or the big icon currently in + * use by a given window. + * Returns: + * TRUE on success + */ + static BOOL +GetConsoleIcon( + HWND hWnd, + HICON *phIconSmall, + HICON *phIcon) +{ + if (hWnd == NULL) + return FALSE; + + if (phIconSmall != NULL) + *phIconSmall = (HICON)SendMessage(hWnd, WM_GETICON, + (WPARAM)ICON_SMALL, (LPARAM)0); + if (phIcon != NULL) + *phIcon = (HICON)SendMessage(hWnd, WM_GETICON, + (WPARAM)ICON_BIG, (LPARAM)0); + return TRUE; +} + +/* + * SetConsoleIcon() + * Description: + * Attempts to change the small icon and/or the big icon currently in + * use by a given window. + * Returns: + * TRUE on success + */ + static BOOL +SetConsoleIcon( + HWND hWnd, + HICON hIconSmall, + HICON hIcon) +{ + if (hWnd == NULL) + return FALSE; + + if (hIconSmall != NULL) + SendMessage(hWnd, WM_SETICON, + (WPARAM)ICON_SMALL, (LPARAM)hIconSmall); + if (hIcon != NULL) + SendMessage(hWnd, WM_SETICON, + (WPARAM)ICON_BIG, (LPARAM) hIcon); + return TRUE; +} + +/* + * SaveConsoleTitleAndIcon() + * Description: + * Saves the current console window title in g_szOrigTitle, for later + * restoration. Also, attempts to obtain a handle to the console window, + * and use it to save the small and big icons currently in use by the + * console window. This is not always possible on some versions of Windows; + * nor is it possible when running Vim remotely using Telnet (since the + * console window the user sees is owned by a remote process). + */ + static void +SaveConsoleTitleAndIcon(void) +{ + /* Save the original title. */ + if (!GetConsoleTitle(g_szOrigTitle, sizeof(g_szOrigTitle))) + return; + + /* + * Obtain a handle to the console window using GetConsoleWindow() from + * KERNEL32.DLL; we need to handle in order to change the window icon. + * This function only exists on NT-based Windows, starting with Windows + * 2000. On older operating systems, we can't change the window icon + * anyway. + */ + g_hWnd = GetConsoleWindow(); + if (g_hWnd == NULL) + return; + + /* Save the original console window icon. */ + GetConsoleIcon(g_hWnd, &g_hOrigIconSmall, &g_hOrigIcon); + if (g_hOrigIconSmall == NULL || g_hOrigIcon == NULL) + return; + + /* Extract the first icon contained in the Vim executable. */ + if (mch_icon_load((HANDLE *)&g_hVimIcon) == FAIL || g_hVimIcon == NULL) + g_hVimIcon = ExtractIcon(NULL, (LPCSTR)exe_name, 0); + if (g_hVimIcon != NULL) + g_fCanChangeIcon = TRUE; +} +#endif + +static int g_fWindInitCalled = FALSE; +static int g_fTermcapMode = FALSE; +static CONSOLE_CURSOR_INFO g_cci; +static DWORD g_cmodein = 0; +static DWORD g_cmodeout = 0; + +/* + * non-GUI version of mch_init(). + */ + void +mch_init(void) +{ +#ifndef FEAT_RESTORE_ORIG_SCREEN + CONSOLE_SCREEN_BUFFER_INFO csbi; +#endif +#ifndef __MINGW32__ + extern int _fmode; +#endif + + /* Silently handle invalid parameters to CRT functions */ + SET_INVALID_PARAM_HANDLER; + + /* Let critical errors result in a failure, not in a dialog box. Required + * for the timestamp test to work on removed floppies. */ + SetErrorMode(SEM_FAILCRITICALERRORS); + + _fmode = O_BINARY; /* we do our own CR-LF translation */ + out_flush(); + + /* Obtain handles for the standard Console I/O devices */ + if (read_cmd_fd == 0) + g_hConIn = GetStdHandle(STD_INPUT_HANDLE); + else + create_conin(); + g_hConOut = GetStdHandle(STD_OUTPUT_HANDLE); + +#ifdef FEAT_RESTORE_ORIG_SCREEN + /* Save the initial console buffer for later restoration */ + SaveConsoleBuffer(&g_cbOrig); + g_attrCurrent = g_attrDefault = g_cbOrig.Info.wAttributes; +#else + /* Get current text attributes */ + GetConsoleScreenBufferInfo(g_hConOut, &csbi); + g_attrCurrent = g_attrDefault = csbi.wAttributes; +#endif + if (cterm_normal_fg_color == 0) + cterm_normal_fg_color = (g_attrCurrent & 0xf) + 1; + if (cterm_normal_bg_color == 0) + cterm_normal_bg_color = ((g_attrCurrent >> 4) & 0xf) + 1; + + // Fg and Bg color index nunmber at startup + g_color_index_fg = g_attrDefault & 0xf; + g_color_index_bg = (g_attrDefault >> 4) & 0xf; + + /* set termcap codes to current text attributes */ + update_tcap(g_attrCurrent); + + GetConsoleCursorInfo(g_hConOut, &g_cci); + GetConsoleMode(g_hConIn, &g_cmodein); + GetConsoleMode(g_hConOut, &g_cmodeout); + +#ifdef FEAT_TITLE + SaveConsoleTitleAndIcon(); + /* + * Set both the small and big icons of the console window to Vim's icon. + * Note that Vim presently only has one size of icon (32x32), but it + * automatically gets scaled down to 16x16 when setting the small icon. + */ + if (g_fCanChangeIcon) + SetConsoleIcon(g_hWnd, g_hVimIcon, g_hVimIcon); +#endif + + ui_get_shellsize(); + +#ifdef MCH_WRITE_DUMP + fdDump = fopen("dump", "wt"); + + if (fdDump) + { + time_t t; + + time(&t); + fputs(ctime(&t), fdDump); + fflush(fdDump); + } +#endif + + g_fWindInitCalled = TRUE; + +#ifdef FEAT_MOUSE + g_fMouseAvail = GetSystemMetrics(SM_MOUSEPRESENT); +#endif + +#ifdef FEAT_CLIPBOARD + win_clip_init(); +#endif + + vtp_flag_init(); + vtp_init(); +} + +/* + * non-GUI version of mch_exit(). + * Shut down and exit with status `r' + * Careful: mch_exit() may be called before mch_init()! + */ + void +mch_exit(int r) +{ + exiting = TRUE; + + vtp_exit(); + + stoptermcap(); + if (g_fWindInitCalled) + settmode(TMODE_COOK); + + ml_close_all(TRUE); /* remove all memfiles */ + + if (g_fWindInitCalled) + { +#ifdef FEAT_TITLE + mch_restore_title(SAVE_RESTORE_BOTH); + /* + * Restore both the small and big icons of the console window to + * what they were at startup. Don't do this when the window is + * closed, Vim would hang here. + */ + if (g_fCanChangeIcon && !g_fForceExit) + SetConsoleIcon(g_hWnd, g_hOrigIconSmall, g_hOrigIcon); +#endif + +#ifdef MCH_WRITE_DUMP + if (fdDump) + { + time_t t; + + time(&t); + fputs(ctime(&t), fdDump); + fclose(fdDump); + } + fdDump = NULL; +#endif + } + + SetConsoleCursorInfo(g_hConOut, &g_cci); + SetConsoleMode(g_hConIn, g_cmodein); + SetConsoleMode(g_hConOut, g_cmodeout); + +#ifdef DYNAMIC_GETTEXT + dyn_libintl_end(); +#endif + + exit(r); +} +#endif /* !FEAT_GUI_W32 */ + +/* + * Do we have an interactive window? + */ + int +mch_check_win( + int argc UNUSED, + char **argv UNUSED) +{ + get_exe_name(); + +#ifdef FEAT_GUI_W32 + return OK; /* GUI always has a tty */ +#else + if (isatty(1)) + return OK; + return FAIL; +#endif +} + + +/* + * fname_casew(): Wide version of fname_case(). Set the case of the file name, + * if it already exists. When "len" is > 0, also expand short to long + * filenames. + * Return FAIL if wide functions are not available, OK otherwise. + * NOTE: much of this is identical to fname_case(), keep in sync! + */ + static int +fname_casew( + WCHAR *name, + int len) +{ + WCHAR szTrueName[_MAX_PATH + 2]; + WCHAR szTrueNameTemp[_MAX_PATH + 2]; + WCHAR *ptrue, *ptruePrev; + WCHAR *porig, *porigPrev; + int flen; + WIN32_FIND_DATAW fb; + HANDLE hFind = INVALID_HANDLE_VALUE; + int c; + int slen; + + flen = (int)wcslen(name); + if (flen > _MAX_PATH) + return OK; + + /* slash_adjust(name) not needed, already adjusted by fname_case(). */ + + /* Build the new name in szTrueName[] one component at a time. */ + porig = name; + ptrue = szTrueName; + + if (iswalpha(porig[0]) && porig[1] == L':') + { + /* copy leading drive letter */ + *ptrue++ = *porig++; + *ptrue++ = *porig++; + } + *ptrue = NUL; /* in case nothing follows */ + + while (*porig != NUL) + { + /* copy \ characters */ + while (*porig == psepc) + *ptrue++ = *porig++; + + ptruePrev = ptrue; + porigPrev = porig; + while (*porig != NUL && *porig != psepc) + { + *ptrue++ = *porig++; + } + *ptrue = NUL; + + /* To avoid a slow failure append "\*" when searching a directory, + * server or network share. */ + wcscpy(szTrueNameTemp, szTrueName); + slen = (int)wcslen(szTrueNameTemp); + if (*porig == psepc && slen + 2 < _MAX_PATH) + wcscpy(szTrueNameTemp + slen, L"\\*"); + + /* Skip "", "." and "..". */ + if (ptrue > ptruePrev + && (ptruePrev[0] != L'.' + || (ptruePrev[1] != NUL + && (ptruePrev[1] != L'.' || ptruePrev[2] != NUL))) + && (hFind = FindFirstFileW(szTrueNameTemp, &fb)) + != INVALID_HANDLE_VALUE) + { + c = *porig; + *porig = NUL; + + /* Only use the match when it's the same name (ignoring case) or + * expansion is allowed and there is a match with the short name + * and there is enough room. */ + if (_wcsicoll(porigPrev, fb.cFileName) == 0 + || (len > 0 + && (_wcsicoll(porigPrev, fb.cAlternateFileName) == 0 + && (int)(ptruePrev - szTrueName) + + (int)wcslen(fb.cFileName) < len))) + { + wcscpy(ptruePrev, fb.cFileName); + + /* Look for exact match and prefer it if found. Must be a + * long name, otherwise there would be only one match. */ + while (FindNextFileW(hFind, &fb)) + { + if (*fb.cAlternateFileName != NUL + && (wcscoll(porigPrev, fb.cFileName) == 0 + || (len > 0 + && (_wcsicoll(porigPrev, + fb.cAlternateFileName) == 0 + && (int)(ptruePrev - szTrueName) + + (int)wcslen(fb.cFileName) < len)))) + { + wcscpy(ptruePrev, fb.cFileName); + break; + } + } + } + FindClose(hFind); + *porig = c; + ptrue = ptruePrev + wcslen(ptruePrev); + } + } + + wcscpy(name, szTrueName); + return OK; +} + +/* + * fname_case(): Set the case of the file name, if it already exists. + * When "len" is > 0, also expand short to long filenames. + * NOTE: much of this is identical to fname_casew(), keep in sync! + */ + void +fname_case( + char_u *name, + int len) +{ + char szTrueName[_MAX_PATH + 2]; + char szTrueNameTemp[_MAX_PATH + 2]; + char *ptrue, *ptruePrev; + char *porig, *porigPrev; + int flen; + WIN32_FIND_DATA fb; + HANDLE hFind; + int c; + int slen; + + flen = (int)STRLEN(name); + if (flen == 0) + return; + + slash_adjust(name); + + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + { + WCHAR *p = enc_to_utf16(name, NULL); + + if (p != NULL) + { + char_u *q; + WCHAR buf[_MAX_PATH + 1]; + + wcsncpy(buf, p, _MAX_PATH); + buf[_MAX_PATH] = L'\0'; + vim_free(p); + + if (fname_casew(buf, (len > 0) ? _MAX_PATH : 0) == OK) + { + q = utf16_to_enc(buf, NULL); + if (q != NULL) + { + vim_strncpy(name, q, (len > 0) ? len - 1 : flen); + vim_free(q); + return; + } + } + } + return; + } + + /* If 'enc' is utf-8, flen can be larger than _MAX_PATH. + * So we should check this after calling wide function. */ + if (flen > _MAX_PATH) + return; + + /* Build the new name in szTrueName[] one component at a time. */ + porig = (char *)name; + ptrue = szTrueName; + + if (isalpha(porig[0]) && porig[1] == ':') + { + /* copy leading drive letter */ + *ptrue++ = *porig++; + *ptrue++ = *porig++; + } + *ptrue = NUL; /* in case nothing follows */ + + while (*porig != NUL) + { + /* copy \ characters */ + while (*porig == psepc) + *ptrue++ = *porig++; + + ptruePrev = ptrue; + porigPrev = porig; + while (*porig != NUL && *porig != psepc) + { + int l; + + if (enc_dbcs) + { + l = (*mb_ptr2len)((char_u *)porig); + while (--l >= 0) + *ptrue++ = *porig++; + } + else + *ptrue++ = *porig++; + } + *ptrue = NUL; + + /* To avoid a slow failure append "\*" when searching a directory, + * server or network share. */ + STRCPY(szTrueNameTemp, szTrueName); + slen = (int)strlen(szTrueNameTemp); + if (*porig == psepc && slen + 2 < _MAX_PATH) + STRCPY(szTrueNameTemp + slen, "\\*"); + + /* Skip "", "." and "..". */ + if (ptrue > ptruePrev + && (ptruePrev[0] != '.' + || (ptruePrev[1] != NUL + && (ptruePrev[1] != '.' || ptruePrev[2] != NUL))) + && (hFind = FindFirstFile(szTrueNameTemp, &fb)) + != INVALID_HANDLE_VALUE) + { + c = *porig; + *porig = NUL; + + /* Only use the match when it's the same name (ignoring case) or + * expansion is allowed and there is a match with the short name + * and there is enough room. */ + if (_stricoll(porigPrev, fb.cFileName) == 0 + || (len > 0 + && (_stricoll(porigPrev, fb.cAlternateFileName) == 0 + && (int)(ptruePrev - szTrueName) + + (int)strlen(fb.cFileName) < len))) + { + STRCPY(ptruePrev, fb.cFileName); + + /* Look for exact match and prefer it if found. Must be a + * long name, otherwise there would be only one match. */ + while (FindNextFile(hFind, &fb)) + { + if (*fb.cAlternateFileName != NUL + && (strcoll(porigPrev, fb.cFileName) == 0 + || (len > 0 + && (_stricoll(porigPrev, + fb.cAlternateFileName) == 0 + && (int)(ptruePrev - szTrueName) + + (int)strlen(fb.cFileName) < len)))) + { + STRCPY(ptruePrev, fb.cFileName); + break; + } + } + } + FindClose(hFind); + *porig = c; + ptrue = ptruePrev + strlen(ptruePrev); + } + } + + STRCPY(name, szTrueName); +} + + +/* + * Insert user name in s[len]. + */ + int +mch_get_user_name( + char_u *s, + int len) +{ + char szUserName[256 + 1]; /* UNLEN is 256 */ + DWORD cch = sizeof szUserName; + + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + { + WCHAR wszUserName[256 + 1]; /* UNLEN is 256 */ + DWORD wcch = sizeof(wszUserName) / sizeof(WCHAR); + + if (GetUserNameW(wszUserName, &wcch)) + { + char_u *p = utf16_to_enc(wszUserName, NULL); + + if (p != NULL) + { + vim_strncpy(s, p, len - 1); + vim_free(p); + return OK; + } + } + } + if (GetUserName(szUserName, &cch)) + { + vim_strncpy(s, (char_u *)szUserName, len - 1); + return OK; + } + s[0] = NUL; + return FAIL; +} + + +/* + * Insert host name in s[len]. + */ + void +mch_get_host_name( + char_u *s, + int len) +{ + DWORD cch = len; + + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + { + WCHAR wszHostName[256 + 1]; + DWORD wcch = sizeof(wszHostName) / sizeof(WCHAR); + + if (GetComputerNameW(wszHostName, &wcch)) + { + char_u *p = utf16_to_enc(wszHostName, NULL); + + if (p != NULL) + { + vim_strncpy(s, p, len - 1); + vim_free(p); + return; + } + } + } + if (!GetComputerName((LPSTR)s, &cch)) + vim_strncpy(s, (char_u *)"PC (Win32 Vim)", len - 1); +} + + +/* + * return process ID + */ + long +mch_get_pid(void) +{ + return (long)GetCurrentProcessId(); +} + + +/* + * Get name of current directory into buffer 'buf' of length 'len' bytes. + * Return OK for success, FAIL for failure. + */ + int +mch_dirname( + char_u *buf, + int len) +{ + char_u abuf[_MAX_PATH + 1]; + DWORD lfnlen; + + /* + * Originally this was: + * return (getcwd(buf, len) != NULL ? OK : FAIL); + * But the Win32s known bug list says that getcwd() doesn't work + * so use the Win32 system call instead. <Negri> + */ + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + { + WCHAR wbuf[_MAX_PATH + 1]; + + if (GetCurrentDirectoryW(_MAX_PATH, wbuf) != 0) + { + WCHAR wcbuf[_MAX_PATH + 1]; + char_u *p = NULL; + + if (GetLongPathNameW(wbuf, wcbuf, _MAX_PATH) != 0) + { + p = utf16_to_enc(wcbuf, NULL); + if (STRLEN(p) >= (size_t)len) + { + // long path name is too long, fall back to short one + vim_free(p); + p = NULL; + } + } + if (p == NULL) + p = utf16_to_enc(wbuf, NULL); + + if (p != NULL) + { + vim_strncpy(buf, p, len - 1); + vim_free(p); + return OK; + } + } + return FAIL; + } + if (GetCurrentDirectory(len, (LPSTR)buf) == 0) + return FAIL; + lfnlen = GetLongPathNameA((LPCSTR)buf, (LPSTR)abuf, _MAX_PATH); + if (lfnlen == 0 || lfnlen >= (DWORD)len) + // Failed to get long path name or it's too long: fall back to the + // short path name. + return OK; + + STRCPY(buf, abuf); + return OK; +} + +/* + * Get file permissions for "name". + * Return mode_t or -1 for error. + */ + long +mch_getperm(char_u *name) +{ + stat_T st; + int n; + + n = mch_stat((char *)name, &st); + return n == 0 ? (long)(unsigned short)st.st_mode : -1L; +} + + +/* + * Set file permission for "name" to "perm". + * + * Return FAIL for failure, OK otherwise. + */ + int +mch_setperm(char_u *name, long perm) +{ + long n = -1; + + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + { + WCHAR *p = enc_to_utf16(name, NULL); + + if (p != NULL) + { + n = _wchmod(p, perm); + vim_free(p); + if (n == -1) + return FAIL; + } + } + if (n == -1) + n = _chmod((const char *)name, perm); + if (n == -1) + return FAIL; + + win32_set_archive(name); + + return OK; +} + +/* + * Set hidden flag for "name". + */ + void +mch_hide(char_u *name) +{ + int attrs = win32_getattrs(name); + if (attrs == -1) + return; + + attrs |= FILE_ATTRIBUTE_HIDDEN; + win32_setattrs(name, attrs); +} + +/* + * Return TRUE if file "name" exists and is hidden. + */ + int +mch_ishidden(char_u *name) +{ + int f = win32_getattrs(name); + + if (f == -1) + return FALSE; /* file does not exist at all */ + + return (f & FILE_ATTRIBUTE_HIDDEN) != 0; +} + +/* + * return TRUE if "name" is a directory + * return FALSE if "name" is not a directory or upon error + */ + int +mch_isdir(char_u *name) +{ + int f = win32_getattrs(name); + + if (f == -1) + return FALSE; /* file does not exist at all */ + + return (f & FILE_ATTRIBUTE_DIRECTORY) != 0; +} + +/* + * return TRUE if "name" is a directory, NOT a symlink to a directory + * return FALSE if "name" is not a directory + * return FALSE for error + */ + int +mch_isrealdir(char_u *name) +{ + return mch_isdir(name) && !mch_is_symbolic_link(name); +} + +/* + * Create directory "name". + * Return 0 on success, -1 on error. + */ + int +mch_mkdir(char_u *name) +{ + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + { + WCHAR *p; + int retval; + + p = enc_to_utf16(name, NULL); + if (p == NULL) + return -1; + retval = _wmkdir(p); + vim_free(p); + return retval; + } + return _mkdir((const char *)name); +} + +/* + * Delete directory "name". + * Return 0 on success, -1 on error. + */ + int +mch_rmdir(char_u *name) +{ + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + { + WCHAR *p; + int retval; + + p = enc_to_utf16(name, NULL); + if (p == NULL) + return -1; + retval = _wrmdir(p); + vim_free(p); + return retval; + } + return _rmdir((const char *)name); +} + +/* + * Return TRUE if file "fname" has more than one link. + */ + int +mch_is_hard_link(char_u *fname) +{ + BY_HANDLE_FILE_INFORMATION info; + + return win32_fileinfo(fname, &info) == FILEINFO_OK + && info.nNumberOfLinks > 1; +} + +/* + * Return TRUE if "name" is a symbolic link (or a junction). + */ + int +mch_is_symbolic_link(char_u *name) +{ + HANDLE hFind; + int res = FALSE; + WIN32_FIND_DATAA findDataA; + DWORD fileFlags = 0, reparseTag = 0; + WCHAR *wn = NULL; + WIN32_FIND_DATAW findDataW; + + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + wn = enc_to_utf16(name, NULL); + if (wn != NULL) + { + hFind = FindFirstFileW(wn, &findDataW); + vim_free(wn); + if (hFind != INVALID_HANDLE_VALUE) + { + fileFlags = findDataW.dwFileAttributes; + reparseTag = findDataW.dwReserved0; + } + } + else + { + hFind = FindFirstFile((LPCSTR)name, &findDataA); + if (hFind != INVALID_HANDLE_VALUE) + { + fileFlags = findDataA.dwFileAttributes; + reparseTag = findDataA.dwReserved0; + } + } + + if (hFind != INVALID_HANDLE_VALUE) + FindClose(hFind); + + if ((fileFlags & FILE_ATTRIBUTE_REPARSE_POINT) + && (reparseTag == IO_REPARSE_TAG_SYMLINK + || reparseTag == IO_REPARSE_TAG_MOUNT_POINT)) + res = TRUE; + + return res; +} + +/* + * Return TRUE if file "fname" has more than one link or if it is a symbolic + * link. + */ + int +mch_is_linked(char_u *fname) +{ + if (mch_is_hard_link(fname) || mch_is_symbolic_link(fname)) + return TRUE; + return FALSE; +} + +/* + * Get the by-handle-file-information for "fname". + * Returns FILEINFO_OK when OK. + * returns FILEINFO_ENC_FAIL when enc_to_utf16() failed. + * Returns FILEINFO_READ_FAIL when CreateFile() failed. + * Returns FILEINFO_INFO_FAIL when GetFileInformationByHandle() failed. + */ + int +win32_fileinfo(char_u *fname, BY_HANDLE_FILE_INFORMATION *info) +{ + HANDLE hFile; + int res = FILEINFO_READ_FAIL; + WCHAR *wn = NULL; + + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + { + wn = enc_to_utf16(fname, NULL); + if (wn == NULL) + return FILEINFO_ENC_FAIL; + } + if (wn != NULL) + { + hFile = CreateFileW(wn, /* file name */ + GENERIC_READ, /* access mode */ + FILE_SHARE_READ | FILE_SHARE_WRITE, /* share mode */ + NULL, /* security descriptor */ + OPEN_EXISTING, /* creation disposition */ + FILE_FLAG_BACKUP_SEMANTICS, /* file attributes */ + NULL); /* handle to template file */ + vim_free(wn); + } + else + hFile = CreateFile((LPCSTR)fname, /* file name */ + GENERIC_READ, /* access mode */ + FILE_SHARE_READ | FILE_SHARE_WRITE, /* share mode */ + NULL, /* security descriptor */ + OPEN_EXISTING, /* creation disposition */ + FILE_FLAG_BACKUP_SEMANTICS, /* file attributes */ + NULL); /* handle to template file */ + + if (hFile != INVALID_HANDLE_VALUE) + { + if (GetFileInformationByHandle(hFile, info) != 0) + res = FILEINFO_OK; + else + res = FILEINFO_INFO_FAIL; + CloseHandle(hFile); + } + + return res; +} + +/* + * get file attributes for `name' + * -1 : error + * else FILE_ATTRIBUTE_* defined in winnt.h + */ + static int +win32_getattrs(char_u *name) +{ + int attr; + WCHAR *p = NULL; + + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + p = enc_to_utf16(name, NULL); + + if (p != NULL) + { + attr = GetFileAttributesW(p); + vim_free(p); + } + else + attr = GetFileAttributes((char *)name); + + return attr; +} + +/* + * set file attributes for `name' to `attrs' + * + * return -1 for failure, 0 otherwise + */ + static int +win32_setattrs(char_u *name, int attrs) +{ + int res; + WCHAR *p = NULL; + + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + p = enc_to_utf16(name, NULL); + + if (p != NULL) + { + res = SetFileAttributesW(p, attrs); + vim_free(p); + } + else + res = SetFileAttributes((char *)name, attrs); + + return res ? 0 : -1; +} + +/* + * Set archive flag for "name". + */ + static int +win32_set_archive(char_u *name) +{ + int attrs = win32_getattrs(name); + if (attrs == -1) + return -1; + + attrs |= FILE_ATTRIBUTE_ARCHIVE; + return win32_setattrs(name, attrs); +} + +/* + * Return TRUE if file or directory "name" is writable (not readonly). + * Strange semantics of Win32: a readonly directory is writable, but you can't + * delete a file. Let's say this means it is writable. + */ + int +mch_writable(char_u *name) +{ + int attrs = win32_getattrs(name); + + return (attrs != -1 && (!(attrs & FILE_ATTRIBUTE_READONLY) + || (attrs & FILE_ATTRIBUTE_DIRECTORY))); +} + +/* + * Return TRUE if "name" can be executed, FALSE if not. + * If "use_path" is FALSE only check if "name" is executable. + * When returning TRUE and "path" is not NULL save the path and set "*path" to + * the allocated memory. + */ + int +mch_can_exe(char_u *name, char_u **path, int use_path) +{ + char_u buf[_MAX_PATH]; + int len = (int)STRLEN(name); + char_u *p, *saved; + + if (len >= _MAX_PATH) /* safety check */ + return FALSE; + + /* Ty using the name directly when a Unix-shell like 'shell'. */ + if (strstr((char *)gettail(p_sh), "sh") != NULL) + if (executable_exists((char *)name, path, use_path)) + return TRUE; + + /* + * Loop over all extensions in $PATHEXT. + */ + p = mch_getenv("PATHEXT"); + if (p == NULL) + p = (char_u *)".com;.exe;.bat;.cmd"; + saved = vim_strsave(p); + if (saved == NULL) + return FALSE; + p = saved; + while (*p) + { + char_u *tmp = vim_strchr(p, ';'); + + if (tmp != NULL) + *tmp = NUL; + if (_stricoll((char *)name + len - STRLEN(p), (char *)p) == 0 + && executable_exists((char *)name, path, use_path)) + { + vim_free(saved); + return TRUE; + } + if (tmp == NULL) + break; + p = tmp + 1; + } + vim_free(saved); + + vim_strncpy(buf, name, _MAX_PATH - 1); + p = mch_getenv("PATHEXT"); + if (p == NULL) + p = (char_u *)".com;.exe;.bat;.cmd"; + while (*p) + { + if (p[0] == '.' && (p[1] == NUL || p[1] == ';')) + { + /* A single "." means no extension is added. */ + buf[len] = NUL; + ++p; + if (*p) + ++p; + } + else + copy_option_part(&p, buf + len, _MAX_PATH - len, ";"); + if (executable_exists((char *)buf, path, use_path)) + return TRUE; + } + return FALSE; +} + +/* + * Check what "name" is: + * NODE_NORMAL: file or directory (or doesn't exist) + * NODE_WRITABLE: writable device, socket, fifo, etc. + * NODE_OTHER: non-writable things + */ + int +mch_nodetype(char_u *name) +{ + HANDLE hFile; + int type; + WCHAR *wn = NULL; + + /* We can't open a file with a name "\\.\con" or "\\.\prn" and trying to + * read from it later will cause Vim to hang. Thus return NODE_WRITABLE + * here. */ + if (STRNCMP(name, "\\\\.\\", 4) == 0) + return NODE_WRITABLE; + + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + wn = enc_to_utf16(name, NULL); + + if (wn != NULL) + { + hFile = CreateFileW(wn, /* file name */ + GENERIC_WRITE, /* access mode */ + 0, /* share mode */ + NULL, /* security descriptor */ + OPEN_EXISTING, /* creation disposition */ + 0, /* file attributes */ + NULL); /* handle to template file */ + vim_free(wn); + } + else + hFile = CreateFile((LPCSTR)name, /* file name */ + GENERIC_WRITE, /* access mode */ + 0, /* share mode */ + NULL, /* security descriptor */ + OPEN_EXISTING, /* creation disposition */ + 0, /* file attributes */ + NULL); /* handle to template file */ + + if (hFile == INVALID_HANDLE_VALUE) + return NODE_NORMAL; + + type = GetFileType(hFile); + CloseHandle(hFile); + if (type == FILE_TYPE_CHAR) + return NODE_WRITABLE; + if (type == FILE_TYPE_DISK) + return NODE_NORMAL; + return NODE_OTHER; +} + +#ifdef HAVE_ACL +struct my_acl +{ + PSECURITY_DESCRIPTOR pSecurityDescriptor; + PSID pSidOwner; + PSID pSidGroup; + PACL pDacl; + PACL pSacl; +}; +#endif + +/* + * Return a pointer to the ACL of file "fname" in allocated memory. + * Return NULL if the ACL is not available for whatever reason. + */ + vim_acl_T +mch_get_acl(char_u *fname) +{ +#ifndef HAVE_ACL + return (vim_acl_T)NULL; +#else + struct my_acl *p = NULL; + DWORD err; + + p = (struct my_acl *)alloc_clear((unsigned)sizeof(struct my_acl)); + if (p != NULL) + { + WCHAR *wn = NULL; + + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + wn = enc_to_utf16(fname, NULL); + if (wn != NULL) + { + /* Try to retrieve the entire security descriptor. */ + err = GetNamedSecurityInfoW( + wn, // Abstract filename + SE_FILE_OBJECT, // File Object + OWNER_SECURITY_INFORMATION | + GROUP_SECURITY_INFORMATION | + DACL_SECURITY_INFORMATION | + SACL_SECURITY_INFORMATION, + &p->pSidOwner, // Ownership information. + &p->pSidGroup, // Group membership. + &p->pDacl, // Discretionary information. + &p->pSacl, // For auditing purposes. + &p->pSecurityDescriptor); + if (err == ERROR_ACCESS_DENIED || + err == ERROR_PRIVILEGE_NOT_HELD) + { + /* Retrieve only DACL. */ + (void)GetNamedSecurityInfoW( + wn, + SE_FILE_OBJECT, + DACL_SECURITY_INFORMATION, + NULL, + NULL, + &p->pDacl, + NULL, + &p->pSecurityDescriptor); + } + if (p->pSecurityDescriptor == NULL) + { + mch_free_acl((vim_acl_T)p); + p = NULL; + } + vim_free(wn); + } + else + { + /* Try to retrieve the entire security descriptor. */ + err = GetNamedSecurityInfo( + (LPSTR)fname, // Abstract filename + SE_FILE_OBJECT, // File Object + OWNER_SECURITY_INFORMATION | + GROUP_SECURITY_INFORMATION | + DACL_SECURITY_INFORMATION | + SACL_SECURITY_INFORMATION, + &p->pSidOwner, // Ownership information. + &p->pSidGroup, // Group membership. + &p->pDacl, // Discretionary information. + &p->pSacl, // For auditing purposes. + &p->pSecurityDescriptor); + if (err == ERROR_ACCESS_DENIED || + err == ERROR_PRIVILEGE_NOT_HELD) + { + /* Retrieve only DACL. */ + (void)GetNamedSecurityInfo( + (LPSTR)fname, + SE_FILE_OBJECT, + DACL_SECURITY_INFORMATION, + NULL, + NULL, + &p->pDacl, + NULL, + &p->pSecurityDescriptor); + } + if (p->pSecurityDescriptor == NULL) + { + mch_free_acl((vim_acl_T)p); + p = NULL; + } + } + } + + return (vim_acl_T)p; +#endif +} + +#ifdef HAVE_ACL +/* + * Check if "acl" contains inherited ACE. + */ + static BOOL +is_acl_inherited(PACL acl) +{ + DWORD i; + ACL_SIZE_INFORMATION acl_info; + PACCESS_ALLOWED_ACE ace; + + acl_info.AceCount = 0; + GetAclInformation(acl, &acl_info, sizeof(acl_info), AclSizeInformation); + for (i = 0; i < acl_info.AceCount; i++) + { + GetAce(acl, i, (LPVOID *)&ace); + if (ace->Header.AceFlags & INHERITED_ACE) + return TRUE; + } + return FALSE; +} +#endif + +/* + * Set the ACL of file "fname" to "acl" (unless it's NULL). + * Errors are ignored. + * This must only be called with "acl" equal to what mch_get_acl() returned. + */ + void +mch_set_acl(char_u *fname, vim_acl_T acl) +{ +#ifdef HAVE_ACL + struct my_acl *p = (struct my_acl *)acl; + SECURITY_INFORMATION sec_info = 0; + + if (p != NULL) + { + WCHAR *wn = NULL; + + /* Set security flags */ + if (p->pSidOwner) + sec_info |= OWNER_SECURITY_INFORMATION; + if (p->pSidGroup) + sec_info |= GROUP_SECURITY_INFORMATION; + if (p->pDacl) + { + sec_info |= DACL_SECURITY_INFORMATION; + /* Do not inherit its parent's DACL. + * If the DACL is inherited, Cygwin permissions would be changed. + */ + if (!is_acl_inherited(p->pDacl)) + sec_info |= PROTECTED_DACL_SECURITY_INFORMATION; + } + if (p->pSacl) + sec_info |= SACL_SECURITY_INFORMATION; + + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + wn = enc_to_utf16(fname, NULL); + if (wn != NULL) + { + (void)SetNamedSecurityInfoW( + wn, // Abstract filename + SE_FILE_OBJECT, // File Object + sec_info, + p->pSidOwner, // Ownership information. + p->pSidGroup, // Group membership. + p->pDacl, // Discretionary information. + p->pSacl // For auditing purposes. + ); + vim_free(wn); + } + else + { + (void)SetNamedSecurityInfo( + (LPSTR)fname, // Abstract filename + SE_FILE_OBJECT, // File Object + sec_info, + p->pSidOwner, // Ownership information. + p->pSidGroup, // Group membership. + p->pDacl, // Discretionary information. + p->pSacl // For auditing purposes. + ); + } + } +#endif +} + + void +mch_free_acl(vim_acl_T acl) +{ +#ifdef HAVE_ACL + struct my_acl *p = (struct my_acl *)acl; + + if (p != NULL) + { + LocalFree(p->pSecurityDescriptor); // Free the memory just in case + vim_free(p); + } +#endif +} + +#ifndef FEAT_GUI_W32 + +/* + * handler for ctrl-break, ctrl-c interrupts, and fatal events. + */ + static BOOL WINAPI +handler_routine( + DWORD dwCtrlType) +{ + INPUT_RECORD ir; + DWORD out; + + switch (dwCtrlType) + { + case CTRL_C_EVENT: + if (ctrl_c_interrupts) + g_fCtrlCPressed = TRUE; + return TRUE; + + case CTRL_BREAK_EVENT: + g_fCBrkPressed = TRUE; + ctrl_break_was_pressed = TRUE; + /* ReadConsoleInput is blocking, send a key event to continue. */ + ir.EventType = KEY_EVENT; + ir.Event.KeyEvent.bKeyDown = TRUE; + ir.Event.KeyEvent.wRepeatCount = 1; + ir.Event.KeyEvent.wVirtualKeyCode = VK_CANCEL; + ir.Event.KeyEvent.wVirtualScanCode = 0; + ir.Event.KeyEvent.dwControlKeyState = 0; + ir.Event.KeyEvent.uChar.UnicodeChar = 0; + WriteConsoleInput(g_hConIn, &ir, 1, &out); + return TRUE; + + /* fatal events: shut down gracefully */ + case CTRL_CLOSE_EVENT: + case CTRL_LOGOFF_EVENT: + case CTRL_SHUTDOWN_EVENT: + windgoto((int)Rows - 1, 0); + g_fForceExit = TRUE; + + vim_snprintf((char *)IObuff, IOSIZE, _("Vim: Caught %s event\n"), + (dwCtrlType == CTRL_CLOSE_EVENT + ? _("close") + : dwCtrlType == CTRL_LOGOFF_EVENT + ? _("logoff") + : _("shutdown"))); +#ifdef DEBUG + OutputDebugString(IObuff); +#endif + + preserve_exit(); /* output IObuff, preserve files and exit */ + + return TRUE; /* not reached */ + + default: + return FALSE; + } +} + + +/* + * set the tty in (raw) ? "raw" : "cooked" mode + */ + void +mch_settmode(int tmode) +{ + DWORD cmodein; + DWORD cmodeout; + BOOL bEnableHandler; + + GetConsoleMode(g_hConIn, &cmodein); + GetConsoleMode(g_hConOut, &cmodeout); + if (tmode == TMODE_RAW) + { + cmodein &= ~(ENABLE_LINE_INPUT | ENABLE_PROCESSED_INPUT | + ENABLE_ECHO_INPUT); +#ifdef FEAT_MOUSE + if (g_fMouseActive) + cmodein |= ENABLE_MOUSE_INPUT; +#endif + cmodeout &= ~( +#ifdef FEAT_TERMGUICOLORS + /* Do not turn off the ENABLE_PROCESSRD_OUTPUT flag when using + * VTP. */ + ((vtp_working) ? 0 : ENABLE_PROCESSED_OUTPUT) | +#else + ENABLE_PROCESSED_OUTPUT | +#endif + ENABLE_WRAP_AT_EOL_OUTPUT); + bEnableHandler = TRUE; + } + else /* cooked */ + { + cmodein |= (ENABLE_LINE_INPUT | ENABLE_PROCESSED_INPUT | + ENABLE_ECHO_INPUT); + cmodeout |= (ENABLE_PROCESSED_OUTPUT | ENABLE_WRAP_AT_EOL_OUTPUT); + bEnableHandler = FALSE; + } + SetConsoleMode(g_hConIn, cmodein); + SetConsoleMode(g_hConOut, cmodeout); + SetConsoleCtrlHandler(handler_routine, bEnableHandler); + +#ifdef MCH_WRITE_DUMP + if (fdDump) + { + fprintf(fdDump, "mch_settmode(%s, in = %x, out = %x)\n", + tmode == TMODE_RAW ? "raw" : + tmode == TMODE_COOK ? "cooked" : "normal", + cmodein, cmodeout); + fflush(fdDump); + } +#endif +} + + +/* + * Get the size of the current window in `Rows' and `Columns' + * Return OK when size could be determined, FAIL otherwise. + */ + int +mch_get_shellsize(void) +{ + CONSOLE_SCREEN_BUFFER_INFO csbi; + + if (!g_fTermcapMode && g_cbTermcap.IsValid) + { + /* + * For some reason, we are trying to get the screen dimensions + * even though we are not in termcap mode. The 'Rows' and 'Columns' + * variables are really intended to mean the size of Vim screen + * while in termcap mode. + */ + Rows = g_cbTermcap.Info.dwSize.Y; + Columns = g_cbTermcap.Info.dwSize.X; + } + else if (GetConsoleScreenBufferInfo(g_hConOut, &csbi)) + { + Rows = csbi.srWindow.Bottom - csbi.srWindow.Top + 1; + Columns = csbi.srWindow.Right - csbi.srWindow.Left + 1; + } + else + { + Rows = 25; + Columns = 80; + } + return OK; +} + +/* + * Resize console buffer to 'COORD' + */ + static void +ResizeConBuf( + HANDLE hConsole, + COORD coordScreen) +{ + if (!SetConsoleScreenBufferSize(hConsole, coordScreen)) + { +#ifdef MCH_WRITE_DUMP + if (fdDump) + { + fprintf(fdDump, "SetConsoleScreenBufferSize failed: %lx\n", + GetLastError()); + fflush(fdDump); + } +#endif + } +} + +/* + * Resize console window size to 'srWindowRect' + */ + static void +ResizeWindow( + HANDLE hConsole, + SMALL_RECT srWindowRect) +{ + if (!SetConsoleWindowInfo(hConsole, TRUE, &srWindowRect)) + { +#ifdef MCH_WRITE_DUMP + if (fdDump) + { + fprintf(fdDump, "SetConsoleWindowInfo failed: %lx\n", + GetLastError()); + fflush(fdDump); + } +#endif + } +} + +/* + * Set a console window to `xSize' * `ySize' + */ + static void +ResizeConBufAndWindow( + HANDLE hConsole, + int xSize, + int ySize) +{ + CONSOLE_SCREEN_BUFFER_INFO csbi; /* hold current console buffer info */ + SMALL_RECT srWindowRect; /* hold the new console size */ + COORD coordScreen; + static int resized = FALSE; + +#ifdef MCH_WRITE_DUMP + if (fdDump) + { + fprintf(fdDump, "ResizeConBufAndWindow(%d, %d)\n", xSize, ySize); + fflush(fdDump); + } +#endif + + /* get the largest size we can size the console window to */ + coordScreen = GetLargestConsoleWindowSize(hConsole); + + /* define the new console window size and scroll position */ + srWindowRect.Left = srWindowRect.Top = (SHORT) 0; + srWindowRect.Right = (SHORT) (min(xSize, coordScreen.X) - 1); + srWindowRect.Bottom = (SHORT) (min(ySize, coordScreen.Y) - 1); + + if (GetConsoleScreenBufferInfo(g_hConOut, &csbi)) + { + int sx, sy; + + sx = csbi.srWindow.Right - csbi.srWindow.Left + 1; + sy = csbi.srWindow.Bottom - csbi.srWindow.Top + 1; + if (sy < ySize || sx < xSize) + { + /* + * Increasing number of lines/columns, do buffer first. + * Use the maximal size in x and y direction. + */ + if (sy < ySize) + coordScreen.Y = ySize; + else + coordScreen.Y = sy; + if (sx < xSize) + coordScreen.X = xSize; + else + coordScreen.X = sx; + SetConsoleScreenBufferSize(hConsole, coordScreen); + } + } + + // define the new console buffer size + coordScreen.X = xSize; + coordScreen.Y = ySize; + + // In the new console call API, only the first time in reverse order + if (!vtp_working || resized) + { + ResizeWindow(hConsole, srWindowRect); + ResizeConBuf(hConsole, coordScreen); + } + else + { + ResizeConBuf(hConsole, coordScreen); + ResizeWindow(hConsole, srWindowRect); + resized = TRUE; + } +} + + +/* + * Set the console window to `Rows' * `Columns' + */ + void +mch_set_shellsize(void) +{ + COORD coordScreen; + + /* Don't change window size while still starting up */ + if (suppress_winsize != 0) + { + suppress_winsize = 2; + return; + } + + if (term_console) + { + coordScreen = GetLargestConsoleWindowSize(g_hConOut); + + /* Clamp Rows and Columns to reasonable values */ + if (Rows > coordScreen.Y) + Rows = coordScreen.Y; + if (Columns > coordScreen.X) + Columns = coordScreen.X; + + ResizeConBufAndWindow(g_hConOut, Columns, Rows); + } +} + +/* + * Rows and/or Columns has changed. + */ + void +mch_new_shellsize(void) +{ + set_scroll_region(0, 0, Columns - 1, Rows - 1); +} + + +/* + * Called when started up, to set the winsize that was delayed. + */ + void +mch_set_winsize_now(void) +{ + if (suppress_winsize == 2) + { + suppress_winsize = 0; + mch_set_shellsize(); + shell_resized(); + } + suppress_winsize = 0; +} +#endif /* FEAT_GUI_W32 */ + + static BOOL +vim_create_process( + char *cmd, + BOOL inherit_handles, + DWORD flags, + STARTUPINFO *si, + PROCESS_INFORMATION *pi, + LPVOID *env, + char *cwd) +{ + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + { + BOOL ret; + WCHAR *wcmd, *wcwd = NULL; + + wcmd = enc_to_utf16((char_u *)cmd, NULL); + if (wcmd == NULL) + goto fallback; + if (cwd != NULL) + { + wcwd = enc_to_utf16((char_u *)cwd, NULL); + if (wcwd == NULL) + { + vim_free(wcmd); + goto fallback; + } + } + + ret = CreateProcessW( + NULL, /* Executable name */ + wcmd, /* Command to execute */ + NULL, /* Process security attributes */ + NULL, /* Thread security attributes */ + inherit_handles, /* Inherit handles */ + flags, /* Creation flags */ + env, /* Environment */ + wcwd, /* Current directory */ + (LPSTARTUPINFOW)si, /* Startup information */ + pi); /* Process information */ + vim_free(wcmd); + if (wcwd != NULL) + vim_free(wcwd); + return ret; + } +fallback: + return CreateProcess( + NULL, /* Executable name */ + cmd, /* Command to execute */ + NULL, /* Process security attributes */ + NULL, /* Thread security attributes */ + inherit_handles, /* Inherit handles */ + flags, /* Creation flags */ + env, /* Environment */ + cwd, /* Current directory */ + si, /* Startup information */ + pi); /* Process information */ +} + + + static HINSTANCE +vim_shell_execute( + char *cmd, + INT n_show_cmd) +{ + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + { + WCHAR *wcmd = enc_to_utf16((char_u *)cmd, NULL); + if (wcmd != NULL) + { + HINSTANCE ret; + ret = ShellExecuteW(NULL, NULL, wcmd, NULL, NULL, n_show_cmd); + vim_free(wcmd); + return ret; + } + } + return ShellExecute(NULL, NULL, cmd, NULL, NULL, n_show_cmd); +} + + +#if defined(FEAT_GUI_W32) || defined(PROTO) + +/* + * Specialised version of system() for Win32 GUI mode. + * This version proceeds as follows: + * 1. Create a console window for use by the subprocess + * 2. Run the subprocess (it gets the allocated console by default) + * 3. Wait for the subprocess to terminate and get its exit code + * 4. Prompt the user to press a key to close the console window + */ + static int +mch_system_classic(char *cmd, int options) +{ + STARTUPINFO si; + PROCESS_INFORMATION pi; + DWORD ret = 0; + HWND hwnd = GetFocus(); + + si.cb = sizeof(si); + si.lpReserved = NULL; + si.lpDesktop = NULL; + si.lpTitle = NULL; + si.dwFlags = STARTF_USESHOWWINDOW; + /* + * It's nicer to run a filter command in a minimized window. + * Don't activate the window to keep focus on Vim. + */ + if (options & SHELL_DOOUT) + si.wShowWindow = SW_SHOWMINNOACTIVE; + else + si.wShowWindow = SW_SHOWNORMAL; + si.cbReserved2 = 0; + si.lpReserved2 = NULL; + + /* Now, run the command */ + vim_create_process(cmd, FALSE, + CREATE_DEFAULT_ERROR_MODE | CREATE_NEW_CONSOLE, + &si, &pi, NULL, NULL); + + /* Wait for the command to terminate before continuing */ + { +#ifdef FEAT_GUI + int delay = 1; + + /* Keep updating the window while waiting for the shell to finish. */ + for (;;) + { + MSG msg; + + if (pPeekMessage(&msg, (HWND)NULL, 0, 0, PM_REMOVE)) + { + TranslateMessage(&msg); + pDispatchMessage(&msg); + delay = 1; + continue; + } + if (WaitForSingleObject(pi.hProcess, delay) != WAIT_TIMEOUT) + break; + + /* We start waiting for a very short time and then increase it, so + * that we respond quickly when the process is quick, and don't + * consume too much overhead when it's slow. */ + if (delay < 50) + delay += 10; + } +#else + WaitForSingleObject(pi.hProcess, INFINITE); +#endif + + /* Get the command exit code */ + GetExitCodeProcess(pi.hProcess, &ret); + } + + /* Close the handles to the subprocess, so that it goes away */ + CloseHandle(pi.hThread); + CloseHandle(pi.hProcess); + + /* Try to get input focus back. Doesn't always work though. */ + PostMessage(hwnd, WM_SETFOCUS, 0, 0); + + return ret; +} + +/* + * Thread launched by the gui to send the current buffer data to the + * process. This way avoid to hang up vim totally if the children + * process take a long time to process the lines. + */ + static unsigned int __stdcall +sub_process_writer(LPVOID param) +{ + HANDLE g_hChildStd_IN_Wr = param; + linenr_T lnum = curbuf->b_op_start.lnum; + DWORD len = 0; + DWORD l; + char_u *lp = ml_get(lnum); + char_u *s; + int written = 0; + + for (;;) + { + l = (DWORD)STRLEN(lp + written); + if (l == 0) + len = 0; + else if (lp[written] == NL) + { + /* NL -> NUL translation */ + WriteFile(g_hChildStd_IN_Wr, "", 1, &len, NULL); + } + else + { + s = vim_strchr(lp + written, NL); + WriteFile(g_hChildStd_IN_Wr, (char *)lp + written, + s == NULL ? l : (DWORD)(s - (lp + written)), + &len, NULL); + } + if (len == (int)l) + { + /* Finished a line, add a NL, unless this line should not have + * one. */ + if (lnum != curbuf->b_op_end.lnum + || (!curbuf->b_p_bin + && curbuf->b_p_fixeol) + || (lnum != curbuf->b_no_eol_lnum + && (lnum != curbuf->b_ml.ml_line_count + || curbuf->b_p_eol))) + { + WriteFile(g_hChildStd_IN_Wr, "\n", 1, + (LPDWORD)&vim_ignored, NULL); + } + + ++lnum; + if (lnum > curbuf->b_op_end.lnum) + break; + + lp = ml_get(lnum); + written = 0; + } + else if (len > 0) + written += len; + } + + /* finished all the lines, close pipe */ + CloseHandle(g_hChildStd_IN_Wr); + return 0; +} + + +# define BUFLEN 100 /* length for buffer, stolen from unix version */ + +/* + * This function read from the children's stdout and write the + * data on screen or in the buffer accordingly. + */ + static void +dump_pipe(int options, + HANDLE g_hChildStd_OUT_Rd, + garray_T *ga, + char_u buffer[], + DWORD *buffer_off) +{ + DWORD availableBytes = 0; + DWORD i; + int ret; + DWORD len; + DWORD toRead; + int repeatCount; + + /* we query the pipe to see if there is any data to read + * to avoid to perform a blocking read */ + ret = PeekNamedPipe(g_hChildStd_OUT_Rd, /* pipe to query */ + NULL, /* optional buffer */ + 0, /* buffer size */ + NULL, /* number of read bytes */ + &availableBytes, /* available bytes total */ + NULL); /* byteLeft */ + + repeatCount = 0; + /* We got real data in the pipe, read it */ + while (ret != 0 && availableBytes > 0) + { + repeatCount++; + toRead = (DWORD)(BUFLEN - *buffer_off); + toRead = availableBytes < toRead ? availableBytes : toRead; + ReadFile(g_hChildStd_OUT_Rd, buffer + *buffer_off, toRead , &len, NULL); + + /* If we haven't read anything, there is a problem */ + if (len == 0) + break; + + availableBytes -= len; + + if (options & SHELL_READ) + { + /* Do NUL -> NL translation, append NL separated + * lines to the current buffer. */ + for (i = 0; i < len; ++i) + { + if (buffer[i] == NL) + append_ga_line(ga); + else if (buffer[i] == NUL) + ga_append(ga, NL); + else + ga_append(ga, buffer[i]); + } + } + else if (has_mbyte) + { + int l; + int c; + char_u *p; + + len += *buffer_off; + buffer[len] = NUL; + + /* Check if the last character in buffer[] is + * incomplete, keep these bytes for the next + * round. */ + for (p = buffer; p < buffer + len; p += l) + { + l = MB_CPTR2LEN(p); + if (l == 0) + l = 1; /* NUL byte? */ + else if (MB_BYTE2LEN(*p) != l) + break; + } + if (p == buffer) /* no complete character */ + { + /* avoid getting stuck at an illegal byte */ + if (len >= 12) + ++p; + else + { + *buffer_off = len; + return; + } + } + c = *p; + *p = NUL; + msg_puts((char *)buffer); + if (p < buffer + len) + { + *p = c; + *buffer_off = (DWORD)((buffer + len) - p); + mch_memmove(buffer, p, *buffer_off); + return; + } + *buffer_off = 0; + } + else + { + buffer[len] = NUL; + msg_puts((char *)buffer); + } + + windgoto(msg_row, msg_col); + cursor_on(); + out_flush(); + } +} + +/* + * Version of system to use for windows NT > 5.0 (Win2K), use pipe + * for communication and doesn't open any new window. + */ + static int +mch_system_piped(char *cmd, int options) +{ + STARTUPINFO si; + PROCESS_INFORMATION pi; + DWORD ret = 0; + + HANDLE g_hChildStd_IN_Rd = NULL; + HANDLE g_hChildStd_IN_Wr = NULL; + HANDLE g_hChildStd_OUT_Rd = NULL; + HANDLE g_hChildStd_OUT_Wr = NULL; + + char_u buffer[BUFLEN + 1]; /* reading buffer + size */ + DWORD len; + + /* buffer used to receive keys */ + char_u ta_buf[BUFLEN + 1]; /* TypeAHead */ + int ta_len = 0; /* valid bytes in ta_buf[] */ + + DWORD i; + int c; + int noread_cnt = 0; + garray_T ga; + int delay = 1; + DWORD buffer_off = 0; /* valid bytes in buffer[] */ + char *p = NULL; + + SECURITY_ATTRIBUTES saAttr; + + /* Set the bInheritHandle flag so pipe handles are inherited. */ + saAttr.nLength = sizeof(SECURITY_ATTRIBUTES); + saAttr.bInheritHandle = TRUE; + saAttr.lpSecurityDescriptor = NULL; + + if ( ! CreatePipe(&g_hChildStd_OUT_Rd, &g_hChildStd_OUT_Wr, &saAttr, 0) + /* Ensure the read handle to the pipe for STDOUT is not inherited. */ + || ! SetHandleInformation(g_hChildStd_OUT_Rd, HANDLE_FLAG_INHERIT, 0) + /* Create a pipe for the child process's STDIN. */ + || ! CreatePipe(&g_hChildStd_IN_Rd, &g_hChildStd_IN_Wr, &saAttr, 0) + /* Ensure the write handle to the pipe for STDIN is not inherited. */ + || ! SetHandleInformation(g_hChildStd_IN_Wr, HANDLE_FLAG_INHERIT, 0) ) + { + CloseHandle(g_hChildStd_IN_Rd); + CloseHandle(g_hChildStd_IN_Wr); + CloseHandle(g_hChildStd_OUT_Rd); + CloseHandle(g_hChildStd_OUT_Wr); + msg_puts(_("\nCannot create pipes\n")); + } + + si.cb = sizeof(si); + si.lpReserved = NULL; + si.lpDesktop = NULL; + si.lpTitle = NULL; + si.dwFlags = STARTF_USESHOWWINDOW | STARTF_USESTDHANDLES; + + /* set-up our file redirection */ + si.hStdError = g_hChildStd_OUT_Wr; + si.hStdOutput = g_hChildStd_OUT_Wr; + si.hStdInput = g_hChildStd_IN_Rd; + si.wShowWindow = SW_HIDE; + si.cbReserved2 = 0; + si.lpReserved2 = NULL; + + if (options & SHELL_READ) + ga_init2(&ga, 1, BUFLEN); + + if (cmd != NULL) + { + p = (char *)vim_strsave((char_u *)cmd); + if (p != NULL) + unescape_shellxquote((char_u *)p, p_sxe); + else + p = cmd; + } + + /* Now, run the command. + * About "Inherit handles" being TRUE: this command can be litigious, + * handle inheritance was deactivated for pending temp file, but, if we + * deactivate it, the pipes don't work for some reason. */ + vim_create_process(p, TRUE, CREATE_DEFAULT_ERROR_MODE, + &si, &pi, NULL, NULL); + + if (p != cmd) + vim_free(p); + + /* Close our unused side of the pipes */ + CloseHandle(g_hChildStd_IN_Rd); + CloseHandle(g_hChildStd_OUT_Wr); + + if (options & SHELL_WRITE) + { + HANDLE thread = (HANDLE) + _beginthreadex(NULL, /* security attributes */ + 0, /* default stack size */ + sub_process_writer, /* function to be executed */ + g_hChildStd_IN_Wr, /* parameter */ + 0, /* creation flag, start immediately */ + NULL); /* we don't care about thread id */ + CloseHandle(thread); + g_hChildStd_IN_Wr = NULL; + } + + /* Keep updating the window while waiting for the shell to finish. */ + for (;;) + { + MSG msg; + + if (pPeekMessage(&msg, (HWND)NULL, 0, 0, PM_REMOVE)) + { + TranslateMessage(&msg); + pDispatchMessage(&msg); + } + + /* write pipe information in the window */ + if ((options & (SHELL_READ|SHELL_WRITE)) +# ifdef FEAT_GUI + || gui.in_use +# endif + ) + { + len = 0; + if (!(options & SHELL_EXPAND) + && ((options & + (SHELL_READ|SHELL_WRITE|SHELL_COOKED)) + != (SHELL_READ|SHELL_WRITE|SHELL_COOKED) +# ifdef FEAT_GUI + || gui.in_use +# endif + ) + && (ta_len > 0 || noread_cnt > 4)) + { + if (ta_len == 0) + { + /* Get extra characters when we don't have any. Reset the + * counter and timer. */ + noread_cnt = 0; + len = ui_inchar(ta_buf, BUFLEN, 10L, 0); + } + if (ta_len > 0 || len > 0) + { + /* + * For pipes: Check for CTRL-C: send interrupt signal to + * child. Check for CTRL-D: EOF, close pipe to child. + */ + if (len == 1 && cmd != NULL) + { + if (ta_buf[ta_len] == Ctrl_C) + { + /* Learn what exit code is expected, for + * now put 9 as SIGKILL */ + TerminateProcess(pi.hProcess, 9); + } + if (ta_buf[ta_len] == Ctrl_D) + { + CloseHandle(g_hChildStd_IN_Wr); + g_hChildStd_IN_Wr = NULL; + } + } + + /* replace K_BS by <BS> and K_DEL by <DEL> */ + for (i = ta_len; i < ta_len + len; ++i) + { + if (ta_buf[i] == CSI && len - i > 2) + { + c = TERMCAP2KEY(ta_buf[i + 1], ta_buf[i + 2]); + if (c == K_DEL || c == K_KDEL || c == K_BS) + { + mch_memmove(ta_buf + i + 1, ta_buf + i + 3, + (size_t)(len - i - 2)); + if (c == K_DEL || c == K_KDEL) + ta_buf[i] = DEL; + else + ta_buf[i] = Ctrl_H; + len -= 2; + } + } + else if (ta_buf[i] == '\r') + ta_buf[i] = '\n'; + if (has_mbyte) + i += (*mb_ptr2len_len)(ta_buf + i, + ta_len + len - i) - 1; + } + + /* + * For pipes: echo the typed characters. For a pty this + * does not seem to work. + */ + for (i = ta_len; i < ta_len + len; ++i) + { + if (ta_buf[i] == '\n' || ta_buf[i] == '\b') + msg_putchar(ta_buf[i]); + else if (has_mbyte) + { + int l = (*mb_ptr2len)(ta_buf + i); + + msg_outtrans_len(ta_buf + i, l); + i += l - 1; + } + else + msg_outtrans_len(ta_buf + i, 1); + } + windgoto(msg_row, msg_col); + out_flush(); + + ta_len += len; + + /* + * Write the characters to the child, unless EOF has been + * typed for pipes. Write one character at a time, to + * avoid losing too much typeahead. When writing buffer + * lines, drop the typed characters (only check for + * CTRL-C). + */ + if (options & SHELL_WRITE) + ta_len = 0; + else if (g_hChildStd_IN_Wr != NULL) + { + WriteFile(g_hChildStd_IN_Wr, (char*)ta_buf, + 1, &len, NULL); + // if we are typing in, we want to keep things reactive + delay = 1; + if (len > 0) + { + ta_len -= len; + mch_memmove(ta_buf, ta_buf + len, ta_len); + } + } + } + } + } + + if (ta_len) + ui_inchar_undo(ta_buf, ta_len); + + if (WaitForSingleObject(pi.hProcess, delay) != WAIT_TIMEOUT) + { + dump_pipe(options, g_hChildStd_OUT_Rd, &ga, buffer, &buffer_off); + break; + } + + ++noread_cnt; + dump_pipe(options, g_hChildStd_OUT_Rd, &ga, buffer, &buffer_off); + + /* We start waiting for a very short time and then increase it, so + * that we respond quickly when the process is quick, and don't + * consume too much overhead when it's slow. */ + if (delay < 50) + delay += 10; + } + + /* Close the pipe */ + CloseHandle(g_hChildStd_OUT_Rd); + if (g_hChildStd_IN_Wr != NULL) + CloseHandle(g_hChildStd_IN_Wr); + + WaitForSingleObject(pi.hProcess, INFINITE); + + /* Get the command exit code */ + GetExitCodeProcess(pi.hProcess, &ret); + + if (options & SHELL_READ) + { + if (ga.ga_len > 0) + { + append_ga_line(&ga); + /* remember that the NL was missing */ + curbuf->b_no_eol_lnum = curwin->w_cursor.lnum; + } + else + curbuf->b_no_eol_lnum = 0; + ga_clear(&ga); + } + + /* Close the handles to the subprocess, so that it goes away */ + CloseHandle(pi.hThread); + CloseHandle(pi.hProcess); + + return ret; +} + + static int +mch_system(char *cmd, int options) +{ + /* if we can pipe and the shelltemp option is off */ + if (!p_stmp) + return mch_system_piped(cmd, options); + else + return mch_system_classic(cmd, options); +} +#else + + static int +mch_system(char *cmd, int options) +{ + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + { + WCHAR *wcmd = enc_to_utf16((char_u *)cmd, NULL); + if (wcmd != NULL) + { + int ret = _wsystem(wcmd); + vim_free(wcmd); + return ret; + } + } + return system(cmd); +} + +#endif + +#if defined(FEAT_GUI) && defined(FEAT_TERMINAL) +/* + * Use a terminal window to run a shell command in. + */ + static int +mch_call_shell_terminal( + char_u *cmd, + int options UNUSED) /* SHELL_*, see vim.h */ +{ + jobopt_T opt; + char_u *newcmd = NULL; + typval_T argvar[2]; + long_u cmdlen; + int retval = -1; + buf_T *buf; + job_T *job; + aco_save_T aco; + oparg_T oa; /* operator arguments */ + + if (cmd == NULL) + cmdlen = STRLEN(p_sh) + 1; + else + cmdlen = STRLEN(p_sh) + STRLEN(p_shcf) + STRLEN(cmd) + 10; + newcmd = lalloc(cmdlen, TRUE); + if (newcmd == NULL) + return 255; + if (cmd == NULL) + { + STRCPY(newcmd, p_sh); + ch_log(NULL, "starting terminal to run a shell"); + } + else + { + vim_snprintf((char *)newcmd, cmdlen, "%s %s %s", p_sh, p_shcf, cmd); + ch_log(NULL, "starting terminal for system command '%s'", cmd); + } + + init_job_options(&opt); + + argvar[0].v_type = VAR_STRING; + argvar[0].vval.v_string = newcmd; + argvar[1].v_type = VAR_UNKNOWN; + buf = term_start(argvar, NULL, &opt, TERM_START_SYSTEM); + if (buf == NULL) + return 255; + + job = term_getjob(buf->b_term); + ++job->jv_refcount; + + /* Find a window to make "buf" curbuf. */ + aucmd_prepbuf(&aco, buf); + + clear_oparg(&oa); + while (term_use_loop()) + { + if (oa.op_type == OP_NOP && oa.regname == NUL && !VIsual_active) + { + /* If terminal_loop() returns OK we got a key that is handled + * in Normal model. We don't do redrawing anyway. */ + if (terminal_loop(TRUE) == OK) + normal_cmd(&oa, TRUE); + } + else + normal_cmd(&oa, TRUE); + } + retval = job->jv_exitval; + ch_log(NULL, "system command finished"); + + job_unref(job); + + /* restore curwin/curbuf and a few other things */ + aucmd_restbuf(&aco); + + wait_return(TRUE); + do_buffer(DOBUF_WIPE, DOBUF_FIRST, FORWARD, buf->b_fnum, TRUE); + + vim_free(newcmd); + return retval; +} +#endif + +/* + * Either execute a command by calling the shell or start a new shell + */ + int +mch_call_shell( + char_u *cmd, + int options) /* SHELL_*, see vim.h */ +{ + int x = 0; + int tmode = cur_tmode; +#ifdef FEAT_TITLE + char szShellTitle[512]; + int did_set_title = FALSE; + + /* Change the title to reflect that we are in a subshell. */ + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + { + WCHAR szShellTitle[512]; + + if (GetConsoleTitleW(szShellTitle, + sizeof(szShellTitle)/sizeof(WCHAR) - 4) > 0) + { + if (cmd == NULL) + wcscat(szShellTitle, L" :sh"); + else + { + WCHAR *wn = enc_to_utf16((char_u *)cmd, NULL); + + if (wn != NULL) + { + wcscat(szShellTitle, L" - !"); + if ((wcslen(szShellTitle) + wcslen(wn) < + sizeof(szShellTitle)/sizeof(WCHAR))) + wcscat(szShellTitle, wn); + SetConsoleTitleW(szShellTitle); + vim_free(wn); + did_set_title = TRUE; + } + } + } + } + if (!did_set_title) + /* Change the title to reflect that we are in a subshell. */ + if (GetConsoleTitle(szShellTitle, sizeof(szShellTitle) - 4) > 0) + { + if (cmd == NULL) + strcat(szShellTitle, " :sh"); + else + { + strcat(szShellTitle, " - !"); + if ((strlen(szShellTitle) + strlen((char *)cmd) + < sizeof(szShellTitle))) + strcat(szShellTitle, (char *)cmd); + } + SetConsoleTitle(szShellTitle); + } +#endif + + out_flush(); + +#ifdef MCH_WRITE_DUMP + if (fdDump) + { + fprintf(fdDump, "mch_call_shell(\"%s\", %d)\n", cmd, options); + fflush(fdDump); + } +#endif +#if defined(FEAT_GUI) && defined(FEAT_TERMINAL) + /* TODO: make the terminal window work with input or output redirected. */ + if (vim_strchr(p_go, GO_TERMINAL) != NULL + && (options & (SHELL_FILTER|SHELL_DOOUT|SHELL_WRITE|SHELL_READ)) == 0) + { + /* Use a terminal window to run the command in. */ + x = mch_call_shell_terminal(cmd, options); +# ifdef FEAT_TITLE + resettitle(); +# endif + return x; + } +#endif + + /* + * Catch all deadly signals while running the external command, because a + * CTRL-C, Ctrl-Break or illegal instruction might otherwise kill us. + */ + signal(SIGINT, SIG_IGN); +#if defined(__GNUC__) && !defined(__MINGW32__) + signal(SIGKILL, SIG_IGN); +#else + signal(SIGBREAK, SIG_IGN); +#endif + signal(SIGILL, SIG_IGN); + signal(SIGFPE, SIG_IGN); + signal(SIGSEGV, SIG_IGN); + signal(SIGTERM, SIG_IGN); + signal(SIGABRT, SIG_IGN); + + if (options & SHELL_COOKED) + settmode(TMODE_COOK); /* set to normal mode */ + + if (cmd == NULL) + { + x = mch_system((char *)p_sh, options); + } + else + { + /* we use "command" or "cmd" to start the shell; slow but easy */ + char_u *newcmd = NULL; + char_u *cmdbase = cmd; + long_u cmdlen; + + /* Skip a leading ", ( and "(. */ + if (*cmdbase == '"' ) + ++cmdbase; + if (*cmdbase == '(') + ++cmdbase; + + if ((STRNICMP(cmdbase, "start", 5) == 0) && VIM_ISWHITE(cmdbase[5])) + { + STARTUPINFO si; + PROCESS_INFORMATION pi; + DWORD flags = CREATE_NEW_CONSOLE; + INT n_show_cmd = SW_SHOWNORMAL; + char_u *p; + + ZeroMemory(&si, sizeof(si)); + si.cb = sizeof(si); + si.lpReserved = NULL; + si.lpDesktop = NULL; + si.lpTitle = NULL; + si.dwFlags = 0; + si.cbReserved2 = 0; + si.lpReserved2 = NULL; + + cmdbase = skipwhite(cmdbase + 5); + if ((STRNICMP(cmdbase, "/min", 4) == 0) + && VIM_ISWHITE(cmdbase[4])) + { + cmdbase = skipwhite(cmdbase + 4); + si.dwFlags = STARTF_USESHOWWINDOW; + si.wShowWindow = SW_SHOWMINNOACTIVE; + n_show_cmd = SW_SHOWMINNOACTIVE; + } + else if ((STRNICMP(cmdbase, "/b", 2) == 0) + && VIM_ISWHITE(cmdbase[2])) + { + cmdbase = skipwhite(cmdbase + 2); + flags = CREATE_NO_WINDOW; + si.dwFlags = STARTF_USESTDHANDLES; + si.hStdInput = CreateFile("\\\\.\\NUL", // File name + GENERIC_READ, // Access flags + 0, // Share flags + NULL, // Security att. + OPEN_EXISTING, // Open flags + FILE_ATTRIBUTE_NORMAL, // File att. + NULL); // Temp file + si.hStdOutput = si.hStdInput; + si.hStdError = si.hStdInput; + } + + /* Remove a trailing ", ) and )" if they have a match + * at the start of the command. */ + if (cmdbase > cmd) + { + p = cmdbase + STRLEN(cmdbase); + if (p > cmdbase && p[-1] == '"' && *cmd == '"') + *--p = NUL; + if (p > cmdbase && p[-1] == ')' + && (*cmd =='(' || cmd[1] == '(')) + *--p = NUL; + } + + newcmd = cmdbase; + unescape_shellxquote(cmdbase, p_sxe); + + /* + * If creating new console, arguments are passed to the + * 'cmd.exe' as-is. If it's not, arguments are not treated + * correctly for current 'cmd.exe'. So unescape characters in + * shellxescape except '|' for avoiding to be treated as + * argument to them. Pass the arguments to sub-shell. + */ + if (flags != CREATE_NEW_CONSOLE) + { + char_u *subcmd; + char_u *cmd_shell = mch_getenv("COMSPEC"); + + if (cmd_shell == NULL || *cmd_shell == NUL) + cmd_shell = (char_u *)default_shell(); + + subcmd = vim_strsave_escaped_ext(cmdbase, + (char_u *)"|", '^', FALSE); + if (subcmd != NULL) + { + /* make "cmd.exe /c arguments" */ + cmdlen = STRLEN(cmd_shell) + STRLEN(subcmd) + 5; + newcmd = lalloc(cmdlen, TRUE); + if (newcmd != NULL) + vim_snprintf((char *)newcmd, cmdlen, "%s /c %s", + cmd_shell, subcmd); + else + newcmd = cmdbase; + vim_free(subcmd); + } + } + + /* + * Now, start the command as a process, so that it doesn't + * inherit our handles which causes unpleasant dangling swap + * files if we exit before the spawned process + */ + if (vim_create_process((char *)newcmd, FALSE, flags, + &si, &pi, NULL, NULL)) + x = 0; + else if (vim_shell_execute((char *)newcmd, n_show_cmd) + > (HINSTANCE)32) + x = 0; + else + { + x = -1; +#ifdef FEAT_GUI_W32 + emsg(_("E371: Command not found")); +#endif + } + + if (newcmd != cmdbase) + vim_free(newcmd); + + if (si.dwFlags == STARTF_USESTDHANDLES && si.hStdInput != NULL) + { + /* Close the handle to \\.\NUL created above. */ + CloseHandle(si.hStdInput); + } + /* Close the handles to the subprocess, so that it goes away */ + CloseHandle(pi.hThread); + CloseHandle(pi.hProcess); + } + else + { + cmdlen = ( +#ifdef FEAT_GUI_W32 + (!p_stmp ? 0 : STRLEN(vimrun_path)) + +#endif + STRLEN(p_sh) + STRLEN(p_shcf) + STRLEN(cmd) + 10); + + newcmd = lalloc(cmdlen, TRUE); + if (newcmd != NULL) + { +#if defined(FEAT_GUI_W32) + if (need_vimrun_warning) + { + char *msg = _("VIMRUN.EXE not found in your $PATH.\n" + "External commands will not pause after completion.\n" + "See :help win32-vimrun for more information."); + char *title = _("Vim Warning"); + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + { + WCHAR *wmsg = enc_to_utf16((char_u *)msg, NULL); + WCHAR *wtitle = enc_to_utf16((char_u *)title, NULL); + + if (wmsg != NULL && wtitle != NULL) + MessageBoxW(NULL, wmsg, wtitle, MB_ICONWARNING); + vim_free(wmsg); + vim_free(wtitle); + } + else + MessageBox(NULL, msg, title, MB_ICONWARNING); + need_vimrun_warning = FALSE; + } + if (!s_dont_use_vimrun && p_stmp) + /* Use vimrun to execute the command. It opens a console + * window, which can be closed without killing Vim. */ + vim_snprintf((char *)newcmd, cmdlen, "%s%s%s %s %s", + vimrun_path, + (msg_silent != 0 || (options & SHELL_DOOUT)) + ? "-s " : "", + p_sh, p_shcf, cmd); + else +#endif + vim_snprintf((char *)newcmd, cmdlen, "%s %s %s", + p_sh, p_shcf, cmd); + x = mch_system((char *)newcmd, options); + vim_free(newcmd); + } + } + } + + if (tmode == TMODE_RAW) + settmode(TMODE_RAW); /* set to raw mode */ + + /* Print the return value, unless "vimrun" was used. */ + if (x != 0 && !(options & SHELL_SILENT) && !emsg_silent +#if defined(FEAT_GUI_W32) + && ((options & SHELL_DOOUT) || s_dont_use_vimrun || !p_stmp) +#endif + ) + { + smsg(_("shell returned %d"), x); + msg_putchar('\n'); + } +#ifdef FEAT_TITLE + resettitle(); +#endif + + signal(SIGINT, SIG_DFL); +#if defined(__GNUC__) && !defined(__MINGW32__) + signal(SIGKILL, SIG_DFL); +#else + signal(SIGBREAK, SIG_DFL); +#endif + signal(SIGILL, SIG_DFL); + signal(SIGFPE, SIG_DFL); + signal(SIGSEGV, SIG_DFL); + signal(SIGTERM, SIG_DFL); + signal(SIGABRT, SIG_DFL); + + return x; +} + +#if defined(FEAT_JOB_CHANNEL) || defined(PROTO) + static HANDLE +job_io_file_open( + char_u *fname, + DWORD dwDesiredAccess, + DWORD dwShareMode, + LPSECURITY_ATTRIBUTES lpSecurityAttributes, + DWORD dwCreationDisposition, + DWORD dwFlagsAndAttributes) +{ + HANDLE h; + WCHAR *wn = NULL; + + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + { + wn = enc_to_utf16(fname, NULL); + if (wn != NULL) + { + h = CreateFileW(wn, dwDesiredAccess, dwShareMode, + lpSecurityAttributes, dwCreationDisposition, + dwFlagsAndAttributes, NULL); + vim_free(wn); + } + } + if (wn == NULL) + h = CreateFile((LPCSTR)fname, dwDesiredAccess, dwShareMode, + lpSecurityAttributes, dwCreationDisposition, + dwFlagsAndAttributes, NULL); + return h; +} + +/* + * Turn the dictionary "env" into a NUL separated list that can be used as the + * environment argument of vim_create_process(). + */ + void +win32_build_env(dict_T *env, garray_T *gap, int is_terminal) +{ + hashitem_T *hi; + long_u todo = env != NULL ? env->dv_hashtab.ht_used : 0; + LPVOID base = GetEnvironmentStringsW(); + + /* for last \0 */ + if (ga_grow(gap, 1) == FAIL) + return; + + if (base) + { + WCHAR *p = (WCHAR*) base; + + /* for last \0 */ + if (ga_grow(gap, 1) == FAIL) + return; + + while (*p != 0 || *(p + 1) != 0) + { + if (ga_grow(gap, 1) == OK) + *((WCHAR*)gap->ga_data + gap->ga_len++) = *p; + p++; + } + FreeEnvironmentStrings(base); + *((WCHAR*)gap->ga_data + gap->ga_len++) = L'\0'; + } + + if (env != NULL) + { + for (hi = env->dv_hashtab.ht_array; todo > 0; ++hi) + { + if (!HASHITEM_EMPTY(hi)) + { + typval_T *item = &dict_lookup(hi)->di_tv; + WCHAR *wkey = enc_to_utf16((char_u *)hi->hi_key, NULL); + WCHAR *wval = enc_to_utf16(tv_get_string(item), NULL); + --todo; + if (wkey != NULL && wval != NULL) + { + size_t n; + size_t lkey = wcslen(wkey); + size_t lval = wcslen(wval); + + if (ga_grow(gap, (int)(lkey + lval + 2)) != OK) + continue; + for (n = 0; n < lkey; n++) + *((WCHAR*)gap->ga_data + gap->ga_len++) = wkey[n]; + *((WCHAR*)gap->ga_data + gap->ga_len++) = L'='; + for (n = 0; n < lval; n++) + *((WCHAR*)gap->ga_data + gap->ga_len++) = wval[n]; + *((WCHAR*)gap->ga_data + gap->ga_len++) = L'\0'; + } + if (wkey != NULL) vim_free(wkey); + if (wval != NULL) vim_free(wval); + } + } + } + +# if defined(FEAT_CLIENTSERVER) || defined(FEAT_TERMINAL) + { +# ifdef FEAT_CLIENTSERVER + char_u *servername = get_vim_var_str(VV_SEND_SERVER); + size_t servername_len = STRLEN(servername); +# endif +# ifdef FEAT_TERMINAL + char_u *version = get_vim_var_str(VV_VERSION); + size_t version_len = STRLEN(version); +# endif + // size of "VIM_SERVERNAME=" and value, + // plus "VIM_TERMINAL=" and value, + // plus two terminating NULs + size_t n = 0 +# ifdef FEAT_CLIENTSERVER + + 15 + servername_len +# endif +# ifdef FEAT_TERMINAL + + 13 + version_len + 2 +# endif + ; + + if (ga_grow(gap, (int)n) == OK) + { +# ifdef FEAT_CLIENTSERVER + for (n = 0; n < 15; n++) + *((WCHAR*)gap->ga_data + gap->ga_len++) = + (WCHAR)"VIM_SERVERNAME="[n]; + for (n = 0; n < servername_len; n++) + *((WCHAR*)gap->ga_data + gap->ga_len++) = + (WCHAR)servername[n]; + *((WCHAR*)gap->ga_data + gap->ga_len++) = L'\0'; +# endif +# ifdef FEAT_TERMINAL + if (is_terminal) + { + for (n = 0; n < 13; n++) + *((WCHAR*)gap->ga_data + gap->ga_len++) = + (WCHAR)"VIM_TERMINAL="[n]; + for (n = 0; n < version_len; n++) + *((WCHAR*)gap->ga_data + gap->ga_len++) = + (WCHAR)version[n]; + *((WCHAR*)gap->ga_data + gap->ga_len++) = L'\0'; + } +# endif + } + } +# endif +} + +/* + * Create a pair of pipes. + * Return TRUE for success, FALSE for failure. + */ + static BOOL +create_pipe_pair(HANDLE handles[2]) +{ + static LONG s; + char name[64]; + SECURITY_ATTRIBUTES sa; + + sprintf(name, "\\\\?\\pipe\\vim-%08lx-%08lx", + GetCurrentProcessId(), + InterlockedIncrement(&s)); + + // Create named pipe. Max size of named pipe is 65535. + handles[1] = CreateNamedPipe( + name, + PIPE_ACCESS_OUTBOUND | FILE_FLAG_OVERLAPPED, + PIPE_TYPE_BYTE | PIPE_NOWAIT, + 1, MAX_NAMED_PIPE_SIZE, 0, 0, NULL); + + if (handles[1] == INVALID_HANDLE_VALUE) + return FALSE; + + sa.nLength = sizeof(sa); + sa.bInheritHandle = TRUE; + sa.lpSecurityDescriptor = NULL; + + handles[0] = CreateFile(name, + FILE_GENERIC_READ, + FILE_SHARE_READ, &sa, + OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0); + + if (handles[0] == INVALID_HANDLE_VALUE) + { + CloseHandle(handles[1]); + return FALSE; + } + + return TRUE; +} + + void +mch_job_start(char *cmd, job_T *job, jobopt_T *options) +{ + STARTUPINFO si; + PROCESS_INFORMATION pi; + HANDLE jo; + SECURITY_ATTRIBUTES saAttr; + channel_T *channel = NULL; + HANDLE ifd[2]; + HANDLE ofd[2]; + HANDLE efd[2]; + garray_T ga; + + int use_null_for_in = options->jo_io[PART_IN] == JIO_NULL; + int use_null_for_out = options->jo_io[PART_OUT] == JIO_NULL; + int use_null_for_err = options->jo_io[PART_ERR] == JIO_NULL; + int use_file_for_in = options->jo_io[PART_IN] == JIO_FILE; + int use_file_for_out = options->jo_io[PART_OUT] == JIO_FILE; + int use_file_for_err = options->jo_io[PART_ERR] == JIO_FILE; + int use_out_for_err = options->jo_io[PART_ERR] == JIO_OUT; + + if (use_out_for_err && use_null_for_out) + use_null_for_err = TRUE; + + ifd[0] = INVALID_HANDLE_VALUE; + ifd[1] = INVALID_HANDLE_VALUE; + ofd[0] = INVALID_HANDLE_VALUE; + ofd[1] = INVALID_HANDLE_VALUE; + efd[0] = INVALID_HANDLE_VALUE; + efd[1] = INVALID_HANDLE_VALUE; + ga_init2(&ga, (int)sizeof(wchar_t), 500); + + jo = CreateJobObject(NULL, NULL); + if (jo == NULL) + { + job->jv_status = JOB_FAILED; + goto failed; + } + + if (options->jo_env != NULL) + win32_build_env(options->jo_env, &ga, FALSE); + + ZeroMemory(&pi, sizeof(pi)); + ZeroMemory(&si, sizeof(si)); + si.cb = sizeof(si); + si.dwFlags |= STARTF_USESHOWWINDOW; + si.wShowWindow = SW_HIDE; + + saAttr.nLength = sizeof(SECURITY_ATTRIBUTES); + saAttr.bInheritHandle = TRUE; + saAttr.lpSecurityDescriptor = NULL; + + if (use_file_for_in) + { + char_u *fname = options->jo_io_name[PART_IN]; + + ifd[0] = job_io_file_open(fname, GENERIC_READ, + FILE_SHARE_READ | FILE_SHARE_WRITE, + &saAttr, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL); + if (ifd[0] == INVALID_HANDLE_VALUE) + { + semsg(_(e_notopen), fname); + goto failed; + } + } + else if (!use_null_for_in + && (!create_pipe_pair(ifd) + || !SetHandleInformation(ifd[1], HANDLE_FLAG_INHERIT, 0))) + goto failed; + + if (use_file_for_out) + { + char_u *fname = options->jo_io_name[PART_OUT]; + + ofd[1] = job_io_file_open(fname, GENERIC_WRITE, + FILE_SHARE_READ | FILE_SHARE_WRITE, + &saAttr, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL); + if (ofd[1] == INVALID_HANDLE_VALUE) + { + semsg(_(e_notopen), fname); + goto failed; + } + } + else if (!use_null_for_out && + (!CreatePipe(&ofd[0], &ofd[1], &saAttr, 0) + || !SetHandleInformation(ofd[0], HANDLE_FLAG_INHERIT, 0))) + goto failed; + + if (use_file_for_err) + { + char_u *fname = options->jo_io_name[PART_ERR]; + + efd[1] = job_io_file_open(fname, GENERIC_WRITE, + FILE_SHARE_READ | FILE_SHARE_WRITE, + &saAttr, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL); + if (efd[1] == INVALID_HANDLE_VALUE) + { + semsg(_(e_notopen), fname); + goto failed; + } + } + else if (!use_out_for_err && !use_null_for_err && + (!CreatePipe(&efd[0], &efd[1], &saAttr, 0) + || !SetHandleInformation(efd[0], HANDLE_FLAG_INHERIT, 0))) + goto failed; + + si.dwFlags |= STARTF_USESTDHANDLES; + si.hStdInput = ifd[0]; + si.hStdOutput = ofd[1]; + si.hStdError = use_out_for_err ? ofd[1] : efd[1]; + + if (!use_null_for_in || !use_null_for_out || !use_null_for_err) + { + if (options->jo_set & JO_CHANNEL) + { + channel = options->jo_channel; + if (channel != NULL) + ++channel->ch_refcount; + } + else + channel = add_channel(); + if (channel == NULL) + goto failed; + } + + if (!vim_create_process(cmd, TRUE, + CREATE_SUSPENDED | + CREATE_DEFAULT_ERROR_MODE | + CREATE_NEW_PROCESS_GROUP | + CREATE_UNICODE_ENVIRONMENT | + CREATE_NEW_CONSOLE, + &si, &pi, + ga.ga_data, + (char *)options->jo_cwd)) + { + CloseHandle(jo); + job->jv_status = JOB_FAILED; + goto failed; + } + + ga_clear(&ga); + + if (!AssignProcessToJobObject(jo, pi.hProcess)) + { + /* if failing, switch the way to terminate + * process with TerminateProcess. */ + CloseHandle(jo); + jo = NULL; + } + ResumeThread(pi.hThread); + CloseHandle(pi.hThread); + job->jv_proc_info = pi; + job->jv_job_object = jo; + job->jv_status = JOB_STARTED; + + CloseHandle(ifd[0]); + CloseHandle(ofd[1]); + if (!use_out_for_err && !use_null_for_err) + CloseHandle(efd[1]); + + job->jv_channel = channel; + if (channel != NULL) + { + channel_set_pipes(channel, + use_file_for_in || use_null_for_in + ? INVALID_FD : (sock_T)ifd[1], + use_file_for_out || use_null_for_out + ? INVALID_FD : (sock_T)ofd[0], + use_out_for_err || use_file_for_err || use_null_for_err + ? INVALID_FD : (sock_T)efd[0]); + channel_set_job(channel, job, options); + } + return; + +failed: + CloseHandle(ifd[0]); + CloseHandle(ofd[0]); + CloseHandle(efd[0]); + CloseHandle(ifd[1]); + CloseHandle(ofd[1]); + CloseHandle(efd[1]); + channel_unref(channel); + ga_clear(&ga); +} + + char * +mch_job_status(job_T *job) +{ + DWORD dwExitCode = 0; + + if (!GetExitCodeProcess(job->jv_proc_info.hProcess, &dwExitCode) + || dwExitCode != STILL_ACTIVE) + { + job->jv_exitval = (int)dwExitCode; + if (job->jv_status < JOB_ENDED) + { + ch_log(job->jv_channel, "Job ended"); + job->jv_status = JOB_ENDED; + } + return "dead"; + } + return "run"; +} + + job_T * +mch_detect_ended_job(job_T *job_list) +{ + HANDLE jobHandles[MAXIMUM_WAIT_OBJECTS]; + job_T *jobArray[MAXIMUM_WAIT_OBJECTS]; + job_T *job = job_list; + + while (job != NULL) + { + DWORD n; + DWORD result; + + for (n = 0; n < MAXIMUM_WAIT_OBJECTS + && job != NULL; job = job->jv_next) + { + if (job->jv_status == JOB_STARTED) + { + jobHandles[n] = job->jv_proc_info.hProcess; + jobArray[n] = job; + ++n; + } + } + if (n == 0) + continue; + result = WaitForMultipleObjects(n, jobHandles, FALSE, 0); + if (result >= WAIT_OBJECT_0 && result < WAIT_OBJECT_0 + n) + { + job_T *wait_job = jobArray[result - WAIT_OBJECT_0]; + + if (STRCMP(mch_job_status(wait_job), "dead") == 0) + return wait_job; + } + } + return NULL; +} + + static BOOL +terminate_all(HANDLE process, int code) +{ + PROCESSENTRY32 pe; + HANDLE h = INVALID_HANDLE_VALUE; + DWORD pid = GetProcessId(process); + + if (pid != 0) + { + h = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0); + if (h != INVALID_HANDLE_VALUE) + { + pe.dwSize = sizeof(PROCESSENTRY32); + if (!Process32First(h, &pe)) + goto theend; + + do + { + if (pe.th32ParentProcessID == pid) + { + HANDLE ph = OpenProcess( + PROCESS_ALL_ACCESS, FALSE, pe.th32ProcessID); + if (ph != NULL) + { + terminate_all(ph, code); + CloseHandle(ph); + } + } + } while (Process32Next(h, &pe)); + + CloseHandle(h); + } + } + +theend: + return TerminateProcess(process, code); +} + +/* + * Send a (deadly) signal to "job". + * Return FAIL if it didn't work. + */ + int +mch_signal_job(job_T *job, char_u *how) +{ + int ret; + + if (STRCMP(how, "term") == 0 || STRCMP(how, "kill") == 0 || *how == NUL) + { + /* deadly signal */ + if (job->jv_job_object != NULL) + { + if (job->jv_channel != NULL && job->jv_channel->ch_anonymous_pipe) + job->jv_channel->ch_killing = TRUE; + return TerminateJobObject(job->jv_job_object, 0) ? OK : FAIL; + } + return terminate_all(job->jv_proc_info.hProcess, 0) ? OK : FAIL; + } + + if (!AttachConsole(job->jv_proc_info.dwProcessId)) + return FAIL; + ret = GenerateConsoleCtrlEvent( + STRCMP(how, "int") == 0 ? CTRL_C_EVENT : CTRL_BREAK_EVENT, + job->jv_proc_info.dwProcessId) + ? OK : FAIL; + FreeConsole(); + return ret; +} + +/* + * Clear the data related to "job". + */ + void +mch_clear_job(job_T *job) +{ + if (job->jv_status != JOB_FAILED) + { + if (job->jv_job_object != NULL) + CloseHandle(job->jv_job_object); + CloseHandle(job->jv_proc_info.hProcess); + } +} +#endif + + +#ifndef FEAT_GUI_W32 + +/* + * Start termcap mode + */ + static void +termcap_mode_start(void) +{ + DWORD cmodein; + + if (g_fTermcapMode) + return; + + SaveConsoleBuffer(&g_cbNonTermcap); + + if (g_cbTermcap.IsValid) + { + /* + * We've been in termcap mode before. Restore certain screen + * characteristics, including the buffer size and the window + * size. Since we will be redrawing the screen, we don't need + * to restore the actual contents of the buffer. + */ + RestoreConsoleBuffer(&g_cbTermcap, FALSE); + reset_console_color_rgb(); + SetConsoleWindowInfo(g_hConOut, TRUE, &g_cbTermcap.Info.srWindow); + Rows = g_cbTermcap.Info.dwSize.Y; + Columns = g_cbTermcap.Info.dwSize.X; + } + else + { + /* + * This is our first time entering termcap mode. Clear the console + * screen buffer, and resize the buffer to match the current window + * size. We will use this as the size of our editing environment. + */ + ClearConsoleBuffer(g_attrCurrent); + set_console_color_rgb(); + ResizeConBufAndWindow(g_hConOut, Columns, Rows); + } + +#ifdef FEAT_TITLE + resettitle(); +#endif + + GetConsoleMode(g_hConIn, &cmodein); +#ifdef FEAT_MOUSE + if (g_fMouseActive) + cmodein |= ENABLE_MOUSE_INPUT; + else + cmodein &= ~ENABLE_MOUSE_INPUT; +#endif + cmodein |= ENABLE_WINDOW_INPUT; + SetConsoleMode(g_hConIn, cmodein); + + redraw_later_clear(); + g_fTermcapMode = TRUE; +} + + +/* + * End termcap mode + */ + static void +termcap_mode_end(void) +{ + DWORD cmodein; + ConsoleBuffer *cb; + COORD coord; + DWORD dwDummy; + + if (!g_fTermcapMode) + return; + + SaveConsoleBuffer(&g_cbTermcap); + + GetConsoleMode(g_hConIn, &cmodein); + cmodein &= ~(ENABLE_MOUSE_INPUT | ENABLE_WINDOW_INPUT); + SetConsoleMode(g_hConIn, cmodein); + +#ifdef FEAT_RESTORE_ORIG_SCREEN + cb = exiting ? &g_cbOrig : &g_cbNonTermcap; +#else + cb = &g_cbNonTermcap; +#endif + RestoreConsoleBuffer(cb, p_rs); + reset_console_color_rgb(); + SetConsoleCursorInfo(g_hConOut, &g_cci); + + if (p_rs || exiting) + { + /* + * Clear anything that happens to be on the current line. + */ + coord.X = 0; + coord.Y = (SHORT) (p_rs ? cb->Info.dwCursorPosition.Y : (Rows - 1)); + FillConsoleOutputCharacter(g_hConOut, ' ', + cb->Info.dwSize.X, coord, &dwDummy); + /* + * The following is just for aesthetics. If we are exiting without + * restoring the screen, then we want to have a prompt string + * appear at the bottom line. However, the command interpreter + * seems to always advance the cursor one line before displaying + * the prompt string, which causes the screen to scroll. To + * counter this, move the cursor up one line before exiting. + */ + if (exiting && !p_rs) + coord.Y--; + /* + * Position the cursor at the leftmost column of the desired row. + */ + SetConsoleCursorPosition(g_hConOut, coord); + } + + g_fTermcapMode = FALSE; +} +#endif /* FEAT_GUI_W32 */ + + +#ifdef FEAT_GUI_W32 + void +mch_write( + char_u *s UNUSED, + int len UNUSED) +{ + /* never used */ +} + +#else + +/* + * clear `n' chars, starting from `coord' + */ + static void +clear_chars( + COORD coord, + DWORD n) +{ + DWORD dwDummy; + + FillConsoleOutputCharacter(g_hConOut, ' ', n, coord, &dwDummy); + + if (!USE_VTP) + FillConsoleOutputAttribute(g_hConOut, g_attrCurrent, n, coord, &dwDummy); + else + { + set_console_color_rgb(); + gotoxy(coord.X + 1, coord.Y + 1); + vtp_printf("\033[%dX", n); + } +} + + +/* + * Clear the screen + */ + static void +clear_screen(void) +{ + g_coord.X = g_coord.Y = 0; + + if (!USE_VTP) + clear_chars(g_coord, Rows * Columns); + else + { + set_console_color_rgb(); + gotoxy(1, 1); + vtp_printf("\033[2J"); + } +} + + +/* + * Clear to end of display + */ + static void +clear_to_end_of_display(void) +{ + COORD save = g_coord; + + if (!USE_VTP) + clear_chars(g_coord, (Rows - g_coord.Y - 1) + * Columns + (Columns - g_coord.X)); + else + { + set_console_color_rgb(); + gotoxy(g_coord.X + 1, g_coord.Y + 1); + vtp_printf("\033[0J"); + + gotoxy(save.X + 1, save.Y + 1); + g_coord = save; + } +} + + +/* + * Clear to end of line + */ + static void +clear_to_end_of_line(void) +{ + COORD save = g_coord; + + if (!USE_VTP) + clear_chars(g_coord, Columns - g_coord.X); + else + { + set_console_color_rgb(); + gotoxy(g_coord.X + 1, g_coord.Y + 1); + vtp_printf("\033[0K"); + + gotoxy(save.X + 1, save.Y + 1); + g_coord = save; + } +} + + +/* + * Scroll the scroll region up by `cLines' lines + */ + static void +scroll(unsigned cLines) +{ + COORD oldcoord = g_coord; + + gotoxy(g_srScrollRegion.Left + 1, g_srScrollRegion.Top + 1); + delete_lines(cLines); + + g_coord = oldcoord; +} + + +/* + * Set the scroll region + */ + static void +set_scroll_region( + unsigned left, + unsigned top, + unsigned right, + unsigned bottom) +{ + if (left >= right + || top >= bottom + || right > (unsigned) Columns - 1 + || bottom > (unsigned) Rows - 1) + return; + + g_srScrollRegion.Left = left; + g_srScrollRegion.Top = top; + g_srScrollRegion.Right = right; + g_srScrollRegion.Bottom = bottom; + + if (USE_VTP) + vtp_printf("\033[%d;%dr", top + 1, bottom + 1); +} + + +/* + * Insert `cLines' lines at the current cursor position + */ + static void +insert_lines(unsigned cLines) +{ + SMALL_RECT source; + COORD dest; + CHAR_INFO fill; + + dest.X = 0; + dest.Y = g_coord.Y + cLines; + + source.Left = 0; + source.Top = g_coord.Y; + source.Right = g_srScrollRegion.Right; + source.Bottom = g_srScrollRegion.Bottom - cLines; + + if (!USE_VTP) + { + fill.Char.AsciiChar = ' '; + fill.Attributes = g_attrCurrent; + + ScrollConsoleScreenBuffer(g_hConOut, &source, NULL, dest, &fill); + } + else + { + set_console_color_rgb(); + + gotoxy(1, source.Top + 1); + vtp_printf("\033[%dT", cLines); + } + + /* Here we have to deal with a win32 console flake: If the scroll + * region looks like abc and we scroll c to a and fill with d we get + * cbd... if we scroll block c one line at a time to a, we get cdd... + * vim expects cdd consistently... So we have to deal with that + * here... (this also occurs scrolling the same way in the other + * direction). */ + + if (source.Bottom < dest.Y) + { + COORD coord; + + coord.X = 0; + coord.Y = source.Bottom; + clear_chars(coord, Columns * (dest.Y - source.Bottom)); + } +} + + +/* + * Delete `cLines' lines at the current cursor position + */ + static void +delete_lines(unsigned cLines) +{ + SMALL_RECT source; + COORD dest; + CHAR_INFO fill; + int nb; + + dest.X = 0; + dest.Y = g_coord.Y; + + source.Left = 0; + source.Top = g_coord.Y + cLines; + source.Right = g_srScrollRegion.Right; + source.Bottom = g_srScrollRegion.Bottom; + + if (!USE_VTP) + { + fill.Char.AsciiChar = ' '; + fill.Attributes = g_attrCurrent; + + ScrollConsoleScreenBuffer(g_hConOut, &source, NULL, dest, &fill); + } + else + { + set_console_color_rgb(); + + gotoxy(1, source.Top + 1); + vtp_printf("\033[%dS", cLines); + } + + /* Here we have to deal with a win32 console flake: If the scroll + * region looks like abc and we scroll c to a and fill with d we get + * cbd... if we scroll block c one line at a time to a, we get cdd... + * vim expects cdd consistently... So we have to deal with that + * here... (this also occurs scrolling the same way in the other + * direction). */ + + nb = dest.Y + (source.Bottom - source.Top) + 1; + + if (nb < source.Top) + { + COORD coord; + + coord.X = 0; + coord.Y = nb; + clear_chars(coord, Columns * (source.Top - nb)); + } +} + + +/* + * Set the cursor position + */ + static void +gotoxy( + unsigned x, + unsigned y) +{ + if (x < 1 || x > (unsigned)Columns || y < 1 || y > (unsigned)Rows) + return; + + /* external cursor coords are 1-based; internal are 0-based */ + g_coord.X = x - 1; + g_coord.Y = y - 1; + + if (!USE_VTP) + SetConsoleCursorPosition(g_hConOut, g_coord); + else + vtp_printf("\033[%d;%dH", y, x); +} + + +/* + * Set the current text attribute = (foreground | background) + * See ../doc/os_win32.txt for the numbers. + */ + static void +textattr(WORD wAttr) +{ + g_attrCurrent = wAttr & 0xff; + + SetConsoleTextAttribute(g_hConOut, wAttr); +} + + + static void +textcolor(WORD wAttr) +{ + g_attrCurrent = (g_attrCurrent & 0xf0) + (wAttr & 0x0f); + + if (!USE_VTP) + SetConsoleTextAttribute(g_hConOut, g_attrCurrent); + else + vtp_sgr_bulk(wAttr); +} + + + static void +textbackground(WORD wAttr) +{ + g_attrCurrent = (g_attrCurrent & 0x0f) + ((wAttr & 0x0f) << 4); + + if (!USE_VTP) + SetConsoleTextAttribute(g_hConOut, g_attrCurrent); + else + vtp_sgr_bulk(wAttr); +} + + +/* + * restore the default text attribute (whatever we started with) + */ + static void +normvideo(void) +{ + if (!USE_VTP) + textattr(g_attrDefault); + else + vtp_sgr_bulk(0); +} + + +static WORD g_attrPreStandout = 0; + +/* + * Make the text standout, by brightening it + */ + static void +standout(void) +{ + g_attrPreStandout = g_attrCurrent; + + textattr((WORD) (g_attrCurrent|FOREGROUND_INTENSITY|BACKGROUND_INTENSITY)); +} + + +/* + * Turn off standout mode + */ + static void +standend(void) +{ + if (g_attrPreStandout) + textattr(g_attrPreStandout); + + g_attrPreStandout = 0; +} + + +/* + * Set normal fg/bg color, based on T_ME. Called when t_me has been set. + */ + void +mch_set_normal_colors(void) +{ + char_u *p; + int n; + + cterm_normal_fg_color = (g_attrDefault & 0xf) + 1; + cterm_normal_bg_color = ((g_attrDefault >> 4) & 0xf) + 1; + if ( +#ifdef FEAT_TERMGUICOLORS + !p_tgc && +#endif + T_ME[0] == ESC && T_ME[1] == '|') + { + p = T_ME + 2; + n = getdigits(&p); + if (*p == 'm' && n > 0) + { + cterm_normal_fg_color = (n & 0xf) + 1; + cterm_normal_bg_color = ((n >> 4) & 0xf) + 1; + } + } +#ifdef FEAT_TERMGUICOLORS + cterm_normal_fg_gui_color = INVALCOLOR; + cterm_normal_bg_gui_color = INVALCOLOR; +#endif +} + + +/* + * visual bell: flash the screen + */ + static void +visual_bell(void) +{ + COORD coordOrigin = {0, 0}; + WORD attrFlash = ~g_attrCurrent & 0xff; + + DWORD dwDummy; + LPWORD oldattrs = (LPWORD)alloc(Rows * Columns * sizeof(WORD)); + + if (oldattrs == NULL) + return; + ReadConsoleOutputAttribute(g_hConOut, oldattrs, Rows * Columns, + coordOrigin, &dwDummy); + FillConsoleOutputAttribute(g_hConOut, attrFlash, Rows * Columns, + coordOrigin, &dwDummy); + + Sleep(15); /* wait for 15 msec */ + if (!USE_VTP) + WriteConsoleOutputAttribute(g_hConOut, oldattrs, Rows * Columns, + coordOrigin, &dwDummy); + vim_free(oldattrs); +} + + +/* + * Make the cursor visible or invisible + */ + static void +cursor_visible(BOOL fVisible) +{ + s_cursor_visible = fVisible; +#ifdef MCH_CURSOR_SHAPE + mch_update_cursor(); +#endif +} + + +/* + * Write "cbToWrite" bytes in `pchBuf' to the screen. + * Returns the number of bytes actually written (at least one). + */ + static DWORD +write_chars( + char_u *pchBuf, + DWORD cbToWrite) +{ + COORD coord = g_coord; + DWORD written; + + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + { + static WCHAR *unicodebuf = NULL; + static int unibuflen = 0; + int length; + DWORD n, cchwritten, cells; + + length = MultiByteToWideChar(CP_UTF8, 0, (LPCSTR)pchBuf, cbToWrite, 0, 0); + if (unicodebuf == NULL || length > unibuflen) + { + vim_free(unicodebuf); + unicodebuf = (WCHAR *)lalloc(length * sizeof(WCHAR), FALSE); + unibuflen = length; + } + MultiByteToWideChar(CP_UTF8, 0, (LPCSTR)pchBuf, cbToWrite, + unicodebuf, unibuflen); + + cells = mb_string2cells(pchBuf, cbToWrite); + + if (!USE_VTP) + { + FillConsoleOutputAttribute(g_hConOut, g_attrCurrent, cells, + coord, &written); + /* When writing fails or didn't write a single character, pretend one + * character was written, otherwise we get stuck. */ + if (WriteConsoleOutputCharacterW(g_hConOut, unicodebuf, length, + coord, &cchwritten) == 0 + || cchwritten == 0) + cchwritten = 1; + } + else + { + if (WriteConsoleW(g_hConOut, unicodebuf, length, &cchwritten, + NULL) == 0 || cchwritten == 0) + cchwritten = 1; + } + + if (cchwritten == length) + { + written = cbToWrite; + g_coord.X += (SHORT)cells; + } + else + { + char_u *p = pchBuf; + for (n = 0; n < cchwritten; n++) + MB_CPTR_ADV(p); + written = p - pchBuf; + g_coord.X += (SHORT)mb_string2cells(pchBuf, written); + } + } + else + { + if (!USE_VTP) + { + FillConsoleOutputAttribute(g_hConOut, g_attrCurrent, cbToWrite, + coord, &written); + /* When writing fails or didn't write a single character, pretend one + * character was written, otherwise we get stuck. */ + if (WriteConsoleOutputCharacter(g_hConOut, (LPCSTR)pchBuf, cbToWrite, + coord, &written) == 0 + || written == 0) + written = 1; + } + else + { + if (WriteConsole(g_hConOut, (LPCSTR)pchBuf, cbToWrite, &written, + NULL) == 0 || written == 0) + written = 1; + } + + g_coord.X += (SHORT) written; + } + + while (g_coord.X > g_srScrollRegion.Right) + { + g_coord.X -= (SHORT) Columns; + if (g_coord.Y < g_srScrollRegion.Bottom) + g_coord.Y++; + } + + gotoxy(g_coord.X + 1, g_coord.Y + 1); + + return written; +} + + +/* + * mch_write(): write the output buffer to the screen, translating ESC + * sequences into calls to console output routines. + */ + void +mch_write( + char_u *s, + int len) +{ + s[len] = NUL; + + if (!term_console) + { + write(1, s, (unsigned)len); + return; + } + + /* translate ESC | sequences into faked bios calls */ + while (len--) + { + /* optimization: use one single write_chars for runs of text, + * rather than once per character It ain't curses, but it helps. */ + DWORD prefix = (DWORD)strcspn((char *)s, "\n\r\b\a\033"); + + if (p_wd) + { + WaitForChar(p_wd, FALSE); + if (prefix != 0) + prefix = 1; + } + + if (prefix != 0) + { + DWORD nWritten; + + nWritten = write_chars(s, prefix); +#ifdef MCH_WRITE_DUMP + if (fdDump) + { + fputc('>', fdDump); + fwrite(s, sizeof(char_u), nWritten, fdDump); + fputs("<\n", fdDump); + } +#endif + len -= (nWritten - 1); + s += nWritten; + } + else if (s[0] == '\n') + { + /* \n, newline: go to the beginning of the next line or scroll */ + if (g_coord.Y == g_srScrollRegion.Bottom) + { + scroll(1); + gotoxy(g_srScrollRegion.Left + 1, g_srScrollRegion.Bottom + 1); + } + else + { + gotoxy(g_srScrollRegion.Left + 1, g_coord.Y + 2); + } +#ifdef MCH_WRITE_DUMP + if (fdDump) + fputs("\\n\n", fdDump); +#endif + s++; + } + else if (s[0] == '\r') + { + /* \r, carriage return: go to beginning of line */ + gotoxy(g_srScrollRegion.Left+1, g_coord.Y + 1); +#ifdef MCH_WRITE_DUMP + if (fdDump) + fputs("\\r\n", fdDump); +#endif + s++; + } + else if (s[0] == '\b') + { + /* \b, backspace: move cursor one position left */ + if (g_coord.X > g_srScrollRegion.Left) + g_coord.X--; + else if (g_coord.Y > g_srScrollRegion.Top) + { + g_coord.X = g_srScrollRegion.Right; + g_coord.Y--; + } + gotoxy(g_coord.X + 1, g_coord.Y + 1); +#ifdef MCH_WRITE_DUMP + if (fdDump) + fputs("\\b\n", fdDump); +#endif + s++; + } + else if (s[0] == '\a') + { + /* \a, bell */ + MessageBeep(0xFFFFFFFF); +#ifdef MCH_WRITE_DUMP + if (fdDump) + fputs("\\a\n", fdDump); +#endif + s++; + } + else if (s[0] == ESC && len >= 3-1 && s[1] == '|') + { +#ifdef MCH_WRITE_DUMP + char_u *old_s = s; +#endif + char_u *p; + int arg1 = 0, arg2 = 0, argc = 0, args[16]; + + switch (s[2]) + { + case '0': case '1': case '2': case '3': case '4': + case '5': case '6': case '7': case '8': case '9': + p = s + 1; + do + { + ++p; + args[argc] = getdigits(&p); + argc += (argc < 15) ? 1 : 0; + if (p > s + len) + break; + } while (*p == ';'); + + if (p > s + len) + break; + + arg1 = args[0]; + arg2 = args[1]; + if (*p == 'm') + { + if (argc == 1 && args[0] == 0) + normvideo(); + else if (argc == 1) + { + if (USE_VTP) + textcolor((WORD) arg1); + else + textattr((WORD) arg1); + } + else if (USE_VTP) + vtp_sgr_bulks(argc, args); + } + else if (argc == 2 && *p == 'H') + { + gotoxy(arg2, arg1); + } + else if (argc == 2 && *p == 'r') + { + set_scroll_region(0, arg1 - 1, Columns - 1, arg2 - 1); + } + else if (argc == 1 && *p == 'A') + { + gotoxy(g_coord.X + 1, + max(g_srScrollRegion.Top, g_coord.Y - arg1) + 1); + } + else if (argc == 1 && *p == 'b') + { + textbackground((WORD) arg1); + } + else if (argc == 1 && *p == 'C') + { + gotoxy(min(g_srScrollRegion.Right, g_coord.X + arg1) + 1, + g_coord.Y + 1); + } + else if (argc == 1 && *p == 'f') + { + textcolor((WORD) arg1); + } + else if (argc == 1 && *p == 'H') + { + gotoxy(1, arg1); + } + else if (argc == 1 && *p == 'L') + { + insert_lines(arg1); + } + else if (argc == 1 && *p == 'M') + { + delete_lines(arg1); + } + + len -= (int)(p - s); + s = p + 1; + break; + + case 'A': + gotoxy(g_coord.X + 1, + max(g_srScrollRegion.Top, g_coord.Y - 1) + 1); + goto got3; + + case 'B': + visual_bell(); + goto got3; + + case 'C': + gotoxy(min(g_srScrollRegion.Right, g_coord.X + 1) + 1, + g_coord.Y + 1); + goto got3; + + case 'E': + termcap_mode_end(); + goto got3; + + case 'F': + standout(); + goto got3; + + case 'f': + standend(); + goto got3; + + case 'H': + gotoxy(1, 1); + goto got3; + + case 'j': + clear_to_end_of_display(); + goto got3; + + case 'J': + clear_screen(); + goto got3; + + case 'K': + clear_to_end_of_line(); + goto got3; + + case 'L': + insert_lines(1); + goto got3; + + case 'M': + delete_lines(1); + goto got3; + + case 'S': + termcap_mode_start(); + goto got3; + + case 'V': + cursor_visible(TRUE); + goto got3; + + case 'v': + cursor_visible(FALSE); + goto got3; + + got3: + s += 3; + len -= 2; + } + +#ifdef MCH_WRITE_DUMP + if (fdDump) + { + fputs("ESC | ", fdDump); + fwrite(old_s + 2, sizeof(char_u), s - old_s - 2, fdDump); + fputc('\n', fdDump); + } +#endif + } + else + { + /* Write a single character */ + DWORD nWritten; + + nWritten = write_chars(s, 1); +#ifdef MCH_WRITE_DUMP + if (fdDump) + { + fputc('>', fdDump); + fwrite(s, sizeof(char_u), nWritten, fdDump); + fputs("<\n", fdDump); + } +#endif + + len -= (nWritten - 1); + s += nWritten; + } + } + +#ifdef MCH_WRITE_DUMP + if (fdDump) + fflush(fdDump); +#endif +} + +#endif /* FEAT_GUI_W32 */ + + +/* + * Delay for "msec" milliseconds. + */ + void +mch_delay( + long msec, + int ignoreinput UNUSED) +{ +#ifdef FEAT_GUI_W32 + Sleep((int)msec); /* never wait for input */ +#else /* Console */ + if (ignoreinput) +# ifdef FEAT_MZSCHEME + if (mzthreads_allowed() && p_mzq > 0 && msec > p_mzq) + { + int towait = p_mzq; + + /* if msec is large enough, wait by portions in p_mzq */ + while (msec > 0) + { + mzvim_check_threads(); + if (msec < towait) + towait = msec; + Sleep(towait); + msec -= towait; + } + } + else +# endif + Sleep((int)msec); + else + WaitForChar(msec, FALSE); +#endif +} + + +/* + * This version of remove is not scared by a readonly (backup) file. + * This can also remove a symbolic link like Unix. + * Return 0 for success, -1 for failure. + */ + int +mch_remove(char_u *name) +{ + WCHAR *wn = NULL; + int n; + + /* + * On Windows, deleting a directory's symbolic link is done by + * RemoveDirectory(): mch_rmdir. It seems unnatural, but it is fact. + */ + if (mch_isdir(name) && mch_is_symbolic_link(name)) + return mch_rmdir(name); + + win32_setattrs(name, FILE_ATTRIBUTE_NORMAL); + + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + { + wn = enc_to_utf16(name, NULL); + if (wn != NULL) + { + n = DeleteFileW(wn) ? 0 : -1; + vim_free(wn); + return n; + } + } + return DeleteFile((LPCSTR)name) ? 0 : -1; +} + + +/* + * Check for an "interrupt signal": CTRL-break or CTRL-C. + */ + void +mch_breakcheck(int force) +{ +#ifndef FEAT_GUI_W32 /* never used */ + if (g_fCtrlCPressed || g_fCBrkPressed) + { + ctrl_break_was_pressed = g_fCBrkPressed; + g_fCtrlCPressed = g_fCBrkPressed = FALSE; + got_int = TRUE; + } +#endif +} + +/* physical RAM to leave for the OS */ +#define WINNT_RESERVE_BYTES (256*1024*1024) + +/* + * How much main memory in KiB that can be used by VIM. + */ + long_u +mch_total_mem(int special UNUSED) +{ + MEMORYSTATUSEX ms; + + PlatformId(); + /* Need to use GlobalMemoryStatusEx() when there is more memory than + * what fits in 32 bits. But it's not always available. */ + ms.dwLength = sizeof(MEMORYSTATUSEX); + GlobalMemoryStatusEx(&ms); + if (ms.ullAvailVirtual < ms.ullTotalPhys) + { + /* Process address space fits in physical RAM, use all of it. */ + return (long_u)(ms.ullAvailVirtual / 1024); + } + if (ms.ullTotalPhys <= WINNT_RESERVE_BYTES) + { + /* Catch old NT box or perverse hardware setup. */ + return (long_u)((ms.ullTotalPhys / 2) / 1024); + } + /* Use physical RAM less reserve for OS + data. */ + return (long_u)((ms.ullTotalPhys - WINNT_RESERVE_BYTES) / 1024); +} + +/* + * Same code as below, but with wide functions and no comments. + * Return 0 for success, non-zero for failure. + */ + int +mch_wrename(WCHAR *wold, WCHAR *wnew) +{ + WCHAR *p; + int i; + WCHAR szTempFile[_MAX_PATH + 1]; + WCHAR szNewPath[_MAX_PATH + 1]; + HANDLE hf; + + p = wold; + for (i = 0; wold[i] != NUL; ++i) + if ((wold[i] == '/' || wold[i] == '\\' || wold[i] == ':') + && wold[i + 1] != 0) + p = wold + i + 1; + if ((int)(wold + i - p) < 8 || p[6] != '~') + return (MoveFileW(wold, wnew) == 0); + + if (GetFullPathNameW(wnew, _MAX_PATH, szNewPath, &p) == 0 || p == NULL) + return -1; + *p = NUL; + + if (GetTempFileNameW(szNewPath, L"VIM", 0, szTempFile) == 0) + return -2; + + if (!DeleteFileW(szTempFile)) + return -3; + + if (!MoveFileW(wold, szTempFile)) + return -4; + + if ((hf = CreateFileW(wold, GENERIC_WRITE, 0, NULL, CREATE_NEW, + FILE_ATTRIBUTE_NORMAL, NULL)) == INVALID_HANDLE_VALUE) + return -5; + if (!CloseHandle(hf)) + return -6; + + if (!MoveFileW(szTempFile, wnew)) + { + (void)MoveFileW(szTempFile, wold); + return -7; + } + + DeleteFileW(szTempFile); + + if (!DeleteFileW(wold)) + return -8; + + return 0; +} + + +/* + * mch_rename() works around a bug in rename (aka MoveFile) in + * Windows 95: rename("foo.bar", "foo.bar~") will generate a + * file whose short file name is "FOO.BAR" (its long file name will + * be correct: "foo.bar~"). Because a file can be accessed by + * either its SFN or its LFN, "foo.bar" has effectively been + * renamed to "foo.bar", which is not at all what was wanted. This + * seems to happen only when renaming files with three-character + * extensions by appending a suffix that does not include ".". + * Windows NT gets it right, however, with an SFN of "FOO~1.BAR". + * + * There is another problem, which isn't really a bug but isn't right either: + * When renaming "abcdef~1.txt" to "abcdef~1.txt~", the short name can be + * "abcdef~1.txt" again. This has been reported on Windows NT 4.0 with + * service pack 6. Doesn't seem to happen on Windows 98. + * + * Like rename(), returns 0 upon success, non-zero upon failure. + * Should probably set errno appropriately when errors occur. + */ + int +mch_rename( + const char *pszOldFile, + const char *pszNewFile) +{ + char szTempFile[_MAX_PATH+1]; + char szNewPath[_MAX_PATH+1]; + char *pszFilePart; + HANDLE hf; + WCHAR *wold = NULL; + WCHAR *wnew = NULL; + int retval = -1; + + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + { + wold = enc_to_utf16((char_u *)pszOldFile, NULL); + wnew = enc_to_utf16((char_u *)pszNewFile, NULL); + if (wold != NULL && wnew != NULL) + retval = mch_wrename(wold, wnew); + vim_free(wold); + vim_free(wnew); + return retval; + } + + /* + * No need to play tricks unless the file name contains a "~" as the + * seventh character. + */ + pszFilePart = (char *)gettail((char_u *)pszOldFile); + if (STRLEN(pszFilePart) < 8 || pszFilePart[6] != '~') + return rename(pszOldFile, pszNewFile); + + /* Get base path of new file name. Undocumented feature: If pszNewFile is + * a directory, no error is returned and pszFilePart will be NULL. */ + if (GetFullPathName(pszNewFile, _MAX_PATH, szNewPath, &pszFilePart) == 0 + || pszFilePart == NULL) + return -1; + *pszFilePart = NUL; + + /* Get (and create) a unique temporary file name in directory of new file */ + if (GetTempFileName(szNewPath, "VIM", 0, szTempFile) == 0) + return -2; + + /* blow the temp file away */ + if (!DeleteFile(szTempFile)) + return -3; + + /* rename old file to the temp file */ + if (!MoveFile(pszOldFile, szTempFile)) + return -4; + + /* now create an empty file called pszOldFile; this prevents the operating + * system using pszOldFile as an alias (SFN) if we're renaming within the + * same directory. For example, we're editing a file called + * filename.asc.txt by its SFN, filena~1.txt. If we rename filena~1.txt + * to filena~1.txt~ (i.e., we're making a backup while writing it), the + * SFN for filena~1.txt~ will be filena~1.txt, by default, which will + * cause all sorts of problems later in buf_write(). So, we create an + * empty file called filena~1.txt and the system will have to find some + * other SFN for filena~1.txt~, such as filena~2.txt + */ + if ((hf = CreateFile(pszOldFile, GENERIC_WRITE, 0, NULL, CREATE_NEW, + FILE_ATTRIBUTE_NORMAL, NULL)) == INVALID_HANDLE_VALUE) + return -5; + if (!CloseHandle(hf)) + return -6; + + /* rename the temp file to the new file */ + if (!MoveFile(szTempFile, pszNewFile)) + { + /* Renaming failed. Rename the file back to its old name, so that it + * looks like nothing happened. */ + (void)MoveFile(szTempFile, pszOldFile); + + return -7; + } + + /* Seems to be left around on Novell filesystems */ + DeleteFile(szTempFile); + + /* finally, remove the empty old file */ + if (!DeleteFile(pszOldFile)) + return -8; + + return 0; /* success */ +} + +/* + * Get the default shell for the current hardware platform + */ + char * +default_shell(void) +{ + PlatformId(); + + return "cmd.exe"; +} + +/* + * mch_access() extends access() to do more detailed check on network drives. + * Returns 0 if file "n" has access rights according to "p", -1 otherwise. + */ + int +mch_access(char *n, int p) +{ + HANDLE hFile; + int retval = -1; /* default: fail */ + WCHAR *wn = NULL; + + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + wn = enc_to_utf16((char_u *)n, NULL); + + if (mch_isdir((char_u *)n)) + { + char TempName[_MAX_PATH + 16] = ""; + WCHAR TempNameW[_MAX_PATH + 16] = L""; + + if (p & R_OK) + { + /* Read check is performed by seeing if we can do a find file on + * the directory for any file. */ + if (wn != NULL) + { + int i; + WIN32_FIND_DATAW d; + + for (i = 0; i < _MAX_PATH && wn[i] != 0; ++i) + TempNameW[i] = wn[i]; + if (TempNameW[i - 1] != '\\' && TempNameW[i - 1] != '/') + TempNameW[i++] = '\\'; + TempNameW[i++] = '*'; + TempNameW[i++] = 0; + + hFile = FindFirstFileW(TempNameW, &d); + if (hFile == INVALID_HANDLE_VALUE) + goto getout; + else + (void)FindClose(hFile); + } + else + { + char *pch; + WIN32_FIND_DATA d; + + vim_strncpy((char_u *)TempName, (char_u *)n, _MAX_PATH); + pch = TempName + STRLEN(TempName) - 1; + if (*pch != '\\' && *pch != '/') + *++pch = '\\'; + *++pch = '*'; + *++pch = NUL; + + hFile = FindFirstFile(TempName, &d); + if (hFile == INVALID_HANDLE_VALUE) + goto getout; + (void)FindClose(hFile); + } + } + + if (p & W_OK) + { + /* Trying to create a temporary file in the directory should catch + * directories on read-only network shares. However, in + * directories whose ACL allows writes but denies deletes will end + * up keeping the temporary file :-(. */ + if (wn != NULL) + { + if (!GetTempFileNameW(wn, L"VIM", 0, TempNameW)) + goto getout; + else + DeleteFileW(TempNameW); + } + else + { + if (!GetTempFileName(n, "VIM", 0, TempName)) + goto getout; + mch_remove((char_u *)TempName); + } + } + } + else + { + // Don't consider a file read-only if another process has opened it. + DWORD share_mode = FILE_SHARE_READ | FILE_SHARE_WRITE; + + /* Trying to open the file for the required access does ACL, read-only + * network share, and file attribute checks. */ + DWORD access_mode = ((p & W_OK) ? GENERIC_WRITE : 0) + | ((p & R_OK) ? GENERIC_READ : 0); + + if (wn != NULL) + hFile = CreateFileW(wn, access_mode, share_mode, + NULL, OPEN_EXISTING, 0, NULL); + else + hFile = CreateFile(n, access_mode, share_mode, + NULL, OPEN_EXISTING, 0, NULL); + if (hFile == INVALID_HANDLE_VALUE) + goto getout; + CloseHandle(hFile); + } + + retval = 0; /* success */ +getout: + vim_free(wn); + return retval; +} + +/* + * Version of open() that may use UTF-16 file name. + */ + int +mch_open(const char *name, int flags, int mode) +{ + /* _wopen() does not work with Borland C 5.5: creates a read-only file. */ +#ifndef __BORLANDC__ + WCHAR *wn; + int f; + + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + { + wn = enc_to_utf16((char_u *)name, NULL); + if (wn != NULL) + { + f = _wopen(wn, flags, mode); + vim_free(wn); + return f; + } + } +#endif + + /* open() can open a file which name is longer than _MAX_PATH bytes + * and shorter than _MAX_PATH characters successfully, but sometimes it + * causes unexpected error in another part. We make it an error explicitly + * here. */ + if (strlen(name) >= _MAX_PATH) + return -1; + + return open(name, flags, mode); +} + +/* + * Version of fopen() that may use UTF-16 file name. + */ + FILE * +mch_fopen(const char *name, const char *mode) +{ + WCHAR *wn, *wm; + FILE *f = NULL; + + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + { +#if defined(DEBUG) && _MSC_VER >= 1400 + /* Work around an annoying assertion in the Microsoft debug CRT + * when mode's text/binary setting doesn't match _get_fmode(). */ + char newMode = mode[strlen(mode) - 1]; + int oldMode = 0; + + _get_fmode(&oldMode); + if (newMode == 't') + _set_fmode(_O_TEXT); + else if (newMode == 'b') + _set_fmode(_O_BINARY); +#endif + wn = enc_to_utf16((char_u *)name, NULL); + wm = enc_to_utf16((char_u *)mode, NULL); + if (wn != NULL && wm != NULL) + f = _wfopen(wn, wm); + vim_free(wn); + vim_free(wm); + +#if defined(DEBUG) && _MSC_VER >= 1400 + _set_fmode(oldMode); +#endif + return f; + } + + /* fopen() can open a file which name is longer than _MAX_PATH bytes + * and shorter than _MAX_PATH characters successfully, but sometimes it + * causes unexpected error in another part. We make it an error explicitly + * here. */ + if (strlen(name) >= _MAX_PATH) + return NULL; + + return fopen(name, mode); +} + +/* + * SUB STREAM (aka info stream) handling: + * + * NTFS can have sub streams for each file. Normal contents of file is + * stored in the main stream, and extra contents (author information and + * title and so on) can be stored in sub stream. After Windows 2000, user + * can access and store those informations in sub streams via explorer's + * property menuitem in right click menu. Those informations in sub streams + * were lost when copying only the main stream. So we have to copy sub + * streams. + * + * Incomplete explanation: + * http://msdn.microsoft.com/library/en-us/dnw2k/html/ntfs5.asp + * More useful info and an example: + * http://www.sysinternals.com/ntw2k/source/misc.shtml#streams + */ + +/* + * Copy info stream data "substream". Read from the file with BackupRead(sh) + * and write to stream "substream" of file "to". + * Errors are ignored. + */ + static void +copy_substream(HANDLE sh, void *context, WCHAR *to, WCHAR *substream, long len) +{ + HANDLE hTo; + WCHAR *to_name; + + to_name = malloc((wcslen(to) + wcslen(substream) + 1) * sizeof(WCHAR)); + wcscpy(to_name, to); + wcscat(to_name, substream); + + hTo = CreateFileW(to_name, GENERIC_WRITE, 0, NULL, OPEN_ALWAYS, + FILE_ATTRIBUTE_NORMAL, NULL); + if (hTo != INVALID_HANDLE_VALUE) + { + long done; + DWORD todo; + DWORD readcnt, written; + char buf[4096]; + + /* Copy block of bytes at a time. Abort when something goes wrong. */ + for (done = 0; done < len; done += written) + { + /* (size_t) cast for Borland C 5.5 */ + todo = (DWORD)((size_t)(len - done) > sizeof(buf) ? sizeof(buf) + : (size_t)(len - done)); + if (!BackupRead(sh, (LPBYTE)buf, todo, &readcnt, + FALSE, FALSE, context) + || readcnt != todo + || !WriteFile(hTo, buf, todo, &written, NULL) + || written != todo) + break; + } + CloseHandle(hTo); + } + + free(to_name); +} + +/* + * Copy info streams from file "from" to file "to". + */ + static void +copy_infostreams(char_u *from, char_u *to) +{ + WCHAR *fromw; + WCHAR *tow; + HANDLE sh; + WIN32_STREAM_ID sid; + int headersize; + WCHAR streamname[_MAX_PATH]; + DWORD readcount; + void *context = NULL; + DWORD lo, hi; + int len; + + /* Convert the file names to wide characters. */ + fromw = enc_to_utf16(from, NULL); + tow = enc_to_utf16(to, NULL); + if (fromw != NULL && tow != NULL) + { + /* Open the file for reading. */ + sh = CreateFileW(fromw, GENERIC_READ, FILE_SHARE_READ, NULL, + OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL); + if (sh != INVALID_HANDLE_VALUE) + { + /* Use BackupRead() to find the info streams. Repeat until we + * have done them all.*/ + for (;;) + { + /* Get the header to find the length of the stream name. If + * the "readcount" is zero we have done all info streams. */ + ZeroMemory(&sid, sizeof(WIN32_STREAM_ID)); + headersize = (int)((char *)&sid.cStreamName - (char *)&sid.dwStreamId); + if (!BackupRead(sh, (LPBYTE)&sid, headersize, + &readcount, FALSE, FALSE, &context) + || readcount == 0) + break; + + /* We only deal with streams that have a name. The normal + * file data appears to be without a name, even though docs + * suggest it is called "::$DATA". */ + if (sid.dwStreamNameSize > 0) + { + /* Read the stream name. */ + if (!BackupRead(sh, (LPBYTE)streamname, + sid.dwStreamNameSize, + &readcount, FALSE, FALSE, &context)) + break; + + /* Copy an info stream with a name ":anything:$DATA". + * Skip "::$DATA", it has no stream name (examples suggest + * it might be used for the normal file contents). + * Note that BackupRead() counts bytes, but the name is in + * wide characters. */ + len = readcount / sizeof(WCHAR); + streamname[len] = 0; + if (len > 7 && wcsicmp(streamname + len - 6, + L":$DATA") == 0) + { + streamname[len - 6] = 0; + copy_substream(sh, &context, tow, streamname, + (long)sid.Size.u.LowPart); + } + } + + /* Advance to the next stream. We might try seeking too far, + * but BackupSeek() doesn't skip over stream borders, thus + * that's OK. */ + (void)BackupSeek(sh, sid.Size.u.LowPart, sid.Size.u.HighPart, + &lo, &hi, &context); + } + + /* Clear the context. */ + (void)BackupRead(sh, NULL, 0, &readcount, TRUE, FALSE, &context); + + CloseHandle(sh); + } + } + vim_free(fromw); + vim_free(tow); +} + +/* + * Copy file attributes from file "from" to file "to". + * For Windows NT and later we copy info streams. + * Always returns zero, errors are ignored. + */ + int +mch_copy_file_attribute(char_u *from, char_u *to) +{ + /* File streams only work on Windows NT and later. */ + PlatformId(); + copy_infostreams(from, to); + return 0; +} + +#if defined(MYRESETSTKOFLW) || defined(PROTO) +/* + * Recreate a destroyed stack guard page in win32. + * Written by Benjamin Peterson. + */ + +/* These magic numbers are from the MS header files */ +# define MIN_STACK_WINNT 2 + +/* + * This function does the same thing as _resetstkoflw(), which is only + * available in DevStudio .net and later. + * Returns 0 for failure, 1 for success. + */ + int +myresetstkoflw(void) +{ + BYTE *pStackPtr; + BYTE *pGuardPage; + BYTE *pStackBase; + BYTE *pLowestPossiblePage; + MEMORY_BASIC_INFORMATION mbi; + SYSTEM_INFO si; + DWORD nPageSize; + DWORD dummy; + + PlatformId(); + + /* We need to know the system page size. */ + GetSystemInfo(&si); + nPageSize = si.dwPageSize; + + /* ...and the current stack pointer */ + pStackPtr = (BYTE*)_alloca(1); + + /* ...and the base of the stack. */ + if (VirtualQuery(pStackPtr, &mbi, sizeof mbi) == 0) + return 0; + pStackBase = (BYTE*)mbi.AllocationBase; + + /* ...and the page thats min_stack_req pages away from stack base; this is + * the lowest page we could use. */ + pLowestPossiblePage = pStackBase + MIN_STACK_WINNT * nPageSize; + + { + /* We want the first committed page in the stack Start at the stack + * base and move forward through memory until we find a committed block. + */ + BYTE *pBlock = pStackBase; + + for (;;) + { + if (VirtualQuery(pBlock, &mbi, sizeof mbi) == 0) + return 0; + + pBlock += mbi.RegionSize; + + if (mbi.State & MEM_COMMIT) + break; + } + + /* mbi now describes the first committed block in the stack. */ + if (mbi.Protect & PAGE_GUARD) + return 1; + + /* decide where the guard page should start */ + if ((long_u)(mbi.BaseAddress) < (long_u)pLowestPossiblePage) + pGuardPage = pLowestPossiblePage; + else + pGuardPage = (BYTE*)mbi.BaseAddress; + + /* allocate the guard page */ + if (!VirtualAlloc(pGuardPage, nPageSize, MEM_COMMIT, PAGE_READWRITE)) + return 0; + + /* apply the guard attribute to the page */ + if (!VirtualProtect(pGuardPage, nPageSize, PAGE_READWRITE | PAGE_GUARD, + &dummy)) + return 0; + } + + return 1; +} +#endif + + +/* + * The command line arguments in UCS2 + */ +static int nArgsW = 0; +static LPWSTR *ArglistW = NULL; +static int global_argc = 0; +static char **global_argv; + +static int used_file_argc = 0; /* last argument in global_argv[] used + for the argument list. */ +static int *used_file_indexes = NULL; /* indexes in global_argv[] for + command line arguments added to + the argument list */ +static int used_file_count = 0; /* nr of entries in used_file_indexes */ +static int used_file_literal = FALSE; /* take file names literally */ +static int used_file_full_path = FALSE; /* file name was full path */ +static int used_file_diff_mode = FALSE; /* file name was with diff mode */ +static int used_alist_count = 0; + + +/* + * Get the command line arguments. Unicode version. + * Returns argc. Zero when something fails. + */ + int +get_cmd_argsW(char ***argvp) +{ + char **argv = NULL; + int argc = 0; + int i; + + free_cmd_argsW(); + ArglistW = CommandLineToArgvW(GetCommandLineW(), &nArgsW); + if (ArglistW != NULL) + { + argv = malloc((nArgsW + 1) * sizeof(char *)); + if (argv != NULL) + { + argc = nArgsW; + argv[argc] = NULL; + for (i = 0; i < argc; ++i) + { + int len; + + /* Convert each Unicode argument to the current codepage. */ + WideCharToMultiByte_alloc(GetACP(), 0, + ArglistW[i], (int)wcslen(ArglistW[i]) + 1, + (LPSTR *)&argv[i], &len, 0, 0); + if (argv[i] == NULL) + { + /* Out of memory, clear everything. */ + while (i > 0) + free(argv[--i]); + free(argv); + argv = NULL; + argc = 0; + } + } + } + } + + global_argc = argc; + global_argv = argv; + if (argc > 0) + { + if (used_file_indexes != NULL) + free(used_file_indexes); + used_file_indexes = malloc(argc * sizeof(int)); + } + + if (argvp != NULL) + *argvp = argv; + return argc; +} + + void +free_cmd_argsW(void) +{ + if (ArglistW != NULL) + { + GlobalFree(ArglistW); + ArglistW = NULL; + } +} + +/* + * Remember "name" is an argument that was added to the argument list. + * This avoids that we have to re-parse the argument list when fix_arg_enc() + * is called. + */ + void +used_file_arg(char *name, int literal, int full_path, int diff_mode) +{ + int i; + + if (used_file_indexes == NULL) + return; + for (i = used_file_argc + 1; i < global_argc; ++i) + if (STRCMP(global_argv[i], name) == 0) + { + used_file_argc = i; + used_file_indexes[used_file_count++] = i; + break; + } + used_file_literal = literal; + used_file_full_path = full_path; + used_file_diff_mode = diff_mode; +} + +/* + * Remember the length of the argument list as it was. If it changes then we + * leave it alone when 'encoding' is set. + */ + void +set_alist_count(void) +{ + used_alist_count = GARGCOUNT; +} + +/* + * Fix the encoding of the command line arguments. Invoked when 'encoding' + * has been changed while starting up. Use the UCS-2 command line arguments + * and convert them to 'encoding'. + */ + void +fix_arg_enc(void) +{ + int i; + int idx; + char_u *str; + int *fnum_list; + + /* Safety checks: + * - if argument count differs between the wide and non-wide argument + * list, something must be wrong. + * - the file name arguments must have been located. + * - the length of the argument list wasn't changed by the user. + */ + if (global_argc != nArgsW + || ArglistW == NULL + || used_file_indexes == NULL + || used_file_count == 0 + || used_alist_count != GARGCOUNT) + return; + + /* Remember the buffer numbers for the arguments. */ + fnum_list = (int *)alloc((int)sizeof(int) * GARGCOUNT); + if (fnum_list == NULL) + return; /* out of memory */ + for (i = 0; i < GARGCOUNT; ++i) + fnum_list[i] = GARGLIST[i].ae_fnum; + + /* Clear the argument list. Make room for the new arguments. */ + alist_clear(&global_alist); + if (ga_grow(&global_alist.al_ga, used_file_count) == FAIL) + return; /* out of memory */ + + for (i = 0; i < used_file_count; ++i) + { + idx = used_file_indexes[i]; + str = utf16_to_enc(ArglistW[idx], NULL); + if (str != NULL) + { + int literal = used_file_literal; + +# ifdef FEAT_DIFF + /* When using diff mode may need to concatenate file name to + * directory name. Just like it's done in main(). */ + if (used_file_diff_mode && mch_isdir(str) && GARGCOUNT > 0 + && !mch_isdir(alist_name(&GARGLIST[0]))) + { + char_u *r; + + r = concat_fnames(str, gettail(alist_name(&GARGLIST[0])), TRUE); + if (r != NULL) + { + vim_free(str); + str = r; + } + } +# endif + /* Re-use the old buffer by renaming it. When not using literal + * names it's done by alist_expand() below. */ + if (used_file_literal) + buf_set_name(fnum_list[i], str); + + /* Check backtick literal. backtick literal is already expanded in + * main.c, so this part add str as literal. */ + if (literal == FALSE) + { + size_t len = STRLEN(str); + + if (len > 2 && *str == '`' && *(str + len - 1) == '`') + literal = TRUE; + } + alist_add(&global_alist, str, literal ? 2 : 0); + } + } + + if (!used_file_literal) + { + /* Now expand wildcards in the arguments. */ + /* Temporarily add '(' and ')' to 'isfname'. These are valid + * filename characters but are excluded from 'isfname' to make + * "gf" work on a file name in parenthesis (e.g.: see vim.h). + * Also, unset wildignore to not be influenced by this option. + * The arguments specified in command-line should be kept even if + * encoding options were changed. */ + do_cmdline_cmd((char_u *)":let SaVe_ISF = &isf|set isf+=(,)"); + do_cmdline_cmd((char_u *)":let SaVe_WIG = &wig|set wig="); + alist_expand(fnum_list, used_alist_count); + do_cmdline_cmd((char_u *)":let &isf = SaVe_ISF|unlet SaVe_ISF"); + do_cmdline_cmd((char_u *)":let &wig = SaVe_WIG|unlet SaVe_WIG"); + } + + /* If wildcard expansion failed, we are editing the first file of the + * arglist and there is no file name: Edit the first argument now. */ + if (curwin->w_arg_idx == 0 && curbuf->b_fname == NULL) + { + do_cmdline_cmd((char_u *)":rewind"); + if (GARGCOUNT == 1 && used_file_full_path) + (void)vim_chdirfile(alist_name(&GARGLIST[0]), "drop"); + } + + set_alist_count(); +} + + int +mch_setenv(char *var, char *value, int x) +{ + char_u *envbuf; + + envbuf = alloc((unsigned)(STRLEN(var) + STRLEN(value) + 2)); + if (envbuf == NULL) + return -1; + + sprintf((char *)envbuf, "%s=%s", var, value); + + if (enc_codepage >= 0 && (int)GetACP() != enc_codepage) + { + WCHAR *p = enc_to_utf16(envbuf, NULL); + + vim_free(envbuf); + if (p == NULL) + return -1; + _wputenv(p); +#ifdef libintl_wputenv + libintl_wputenv(p); +#endif + /* Unlike Un*x systems, we can free the string for _wputenv(). */ + vim_free(p); + } + else + { + _putenv((char *)envbuf); +#ifdef libintl_putenv + libintl_putenv((char *)envbuf); +#endif + /* Unlike Un*x systems, we can free the string for _putenv(). */ + vim_free(envbuf); + } + + return 0; +} + +/* + * Support for 256 colors and 24-bit colors was added in Windows 10 + * version 1703 (Creators update). + */ +#define VTP_FIRST_SUPPORT_BUILD MAKE_VER(10, 0, 15063) + +/* + * Support for pseudo-console (ConPTY) was added in windows 10 + * version 1809 (October 2018 update). + */ +#define CONPTY_FIRST_SUPPORT_BUILD MAKE_VER(10, 0, 17763) + + static void +vtp_flag_init(void) +{ + DWORD ver = get_build_number(); +#ifndef FEAT_GUI_W32 + DWORD mode; + HANDLE out; + + out = GetStdHandle(STD_OUTPUT_HANDLE); + + vtp_working = (ver >= VTP_FIRST_SUPPORT_BUILD) ? 1 : 0; + GetConsoleMode(out, &mode); + mode |= (ENABLE_PROCESSED_OUTPUT | ENABLE_VIRTUAL_TERMINAL_PROCESSING); + if (SetConsoleMode(out, mode) == 0) + vtp_working = 0; +#endif + +#ifdef FEAT_GUI_W32 + if (ver >= CONPTY_FIRST_SUPPORT_BUILD) + vtp_working = 1; +#endif + +} + +#ifndef FEAT_GUI_W32 + + static void +vtp_init(void) +{ + HMODULE hKerneldll; + DYN_CONSOLE_SCREEN_BUFFER_INFOEX csbi; +# ifdef FEAT_TERMGUICOLORS + COLORREF fg, bg; +# endif + + /* Use functions supported from Vista */ + hKerneldll = GetModuleHandle("kernel32.dll"); + if (hKerneldll != NULL) + { + pGetConsoleScreenBufferInfoEx = + (PfnGetConsoleScreenBufferInfoEx)GetProcAddress( + hKerneldll, "GetConsoleScreenBufferInfoEx"); + pSetConsoleScreenBufferInfoEx = + (PfnSetConsoleScreenBufferInfoEx)GetProcAddress( + hKerneldll, "SetConsoleScreenBufferInfoEx"); + if (pGetConsoleScreenBufferInfoEx != NULL + && pSetConsoleScreenBufferInfoEx != NULL) + has_csbiex = TRUE; + } + + csbi.cbSize = sizeof(csbi); + if (has_csbiex) + pGetConsoleScreenBufferInfoEx(g_hConOut, &csbi); + save_console_bg_rgb = (guicolor_T)csbi.ColorTable[g_color_index_bg]; + save_console_fg_rgb = (guicolor_T)csbi.ColorTable[g_color_index_fg]; + +# ifdef FEAT_TERMGUICOLORS + bg = (COLORREF)csbi.ColorTable[g_color_index_bg]; + fg = (COLORREF)csbi.ColorTable[g_color_index_fg]; + bg = (GetRValue(bg) << 16) | (GetGValue(bg) << 8) | GetBValue(bg); + fg = (GetRValue(fg) << 16) | (GetGValue(fg) << 8) | GetBValue(fg); + default_console_color_bg = bg; + default_console_color_fg = fg; +# endif + + set_console_color_rgb(); +} + + static void +vtp_exit(void) +{ + reset_console_color_rgb(); +} + + static int +vtp_printf( + char *format, + ...) +{ + char_u buf[100]; + va_list list; + DWORD result; + + va_start(list, format); + vim_vsnprintf((char *)buf, 100, (char *)format, list); + va_end(list); + WriteConsoleA(g_hConOut, buf, (DWORD)STRLEN(buf), &result, NULL); + return (int)result; +} + + static void +vtp_sgr_bulk( + int arg) +{ + int args[1]; + + args[0] = arg; + vtp_sgr_bulks(1, args); +} + + static void +vtp_sgr_bulks( + int argc, + int *args +) +{ + /* 2('\033[') + 4('255.') * 16 + NUL */ + char_u buf[2 + (4 * 16) + 1]; + char_u *p; + int i; + + p = buf; + *p++ = '\033'; + *p++ = '['; + + for (i = 0; i < argc; ++i) + { + p += vim_snprintf((char *)p, 4, "%d", args[i] & 0xff); + *p++ = ';'; + } + p--; + *p++ = 'm'; + *p = NUL; + vtp_printf((char *)buf); +} + +# ifdef FEAT_TERMGUICOLORS + static int +ctermtoxterm( + int cterm) +{ + char_u r, g, b, idx; + + cterm_color2rgb(cterm, &r, &g, &b, &idx); + return (((int)r << 16) | ((int)g << 8) | (int)b); +} +# endif + + static void +set_console_color_rgb(void) +{ +# ifdef FEAT_TERMGUICOLORS + DYN_CONSOLE_SCREEN_BUFFER_INFOEX csbi; + int id; + guicolor_T fg = INVALCOLOR; + guicolor_T bg = INVALCOLOR; + int ctermfg; + int ctermbg; + + if (!USE_VTP) + return; + + id = syn_name2id((char_u *)"Normal"); + if (id > 0) + syn_id2colors(id, &fg, &bg); + if (fg == INVALCOLOR) + { + ctermfg = -1; + if (id > 0) + syn_id2cterm_bg(id, &ctermfg, &ctermbg); + fg = ctermfg != -1 ? ctermtoxterm(ctermfg) : default_console_color_fg; + cterm_normal_fg_gui_color = fg; + } + if (bg == INVALCOLOR) + { + ctermbg = -1; + if (id > 0) + syn_id2cterm_bg(id, &ctermfg, &ctermbg); + bg = ctermbg != -1 ? ctermtoxterm(ctermbg) : default_console_color_bg; + cterm_normal_bg_gui_color = bg; + } + fg = (GetRValue(fg) << 16) | (GetGValue(fg) << 8) | GetBValue(fg); + bg = (GetRValue(bg) << 16) | (GetGValue(bg) << 8) | GetBValue(bg); + + csbi.cbSize = sizeof(csbi); + if (has_csbiex) + pGetConsoleScreenBufferInfoEx(g_hConOut, &csbi); + + csbi.cbSize = sizeof(csbi); + csbi.srWindow.Right += 1; + csbi.srWindow.Bottom += 1; + csbi.ColorTable[g_color_index_bg] = (COLORREF)bg; + csbi.ColorTable[g_color_index_fg] = (COLORREF)fg; + if (has_csbiex) + pSetConsoleScreenBufferInfoEx(g_hConOut, &csbi); +# endif +} + + static void +reset_console_color_rgb(void) +{ +# ifdef FEAT_TERMGUICOLORS + DYN_CONSOLE_SCREEN_BUFFER_INFOEX csbi; + + csbi.cbSize = sizeof(csbi); + if (has_csbiex) + pGetConsoleScreenBufferInfoEx(g_hConOut, &csbi); + + csbi.cbSize = sizeof(csbi); + csbi.srWindow.Right += 1; + csbi.srWindow.Bottom += 1; + csbi.ColorTable[g_color_index_bg] = (COLORREF)save_console_bg_rgb; + csbi.ColorTable[g_color_index_fg] = (COLORREF)save_console_fg_rgb; + if (has_csbiex) + pSetConsoleScreenBufferInfoEx(g_hConOut, &csbi); +# endif +} + + void +control_console_color_rgb(void) +{ + if (USE_VTP) + set_console_color_rgb(); + else + reset_console_color_rgb(); +} + + int +use_vtp(void) +{ + return USE_VTP; +} + + int +is_term_win32(void) +{ + return T_NAME != NULL && STRCMP(T_NAME, "win32") == 0; +} + +#endif + + int +has_vtp_working(void) +{ + return vtp_working; +} |