Adding upstream version 2:9.1.1230.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
This commit is contained in:
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GPG key ID:
BCC918A2ABD66424
6270 changed files with 2000183 additions and 0 deletions
426
src/uninstall.c
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426
src/uninstall.c
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/* vi:set ts=8 sts=4 sw=4 noet:
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*
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* VIM - Vi IMproved by Bram Moolenaar
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*
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* Do ":help uganda" in Vim to read copying and usage conditions.
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* Do ":help credits" in Vim to see a list of people who contributed.
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* See README.txt for an overview of the Vim source code.
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*/
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/*
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* uninstall.c: Minimalistic uninstall program for Vim on MS-Windows
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* Removes:
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* - the "Edit with Vim" popup menu entry
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* - the Vim "Open With..." popup menu entry
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* - any Vim Batch files in the path
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* - icons for Vim on the Desktop
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* - the Vim entry in the Start Menu
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*/
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// Include common code for dosinst.c and uninstall.c.
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#include "dosinst.h"
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/*
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* Return TRUE if the user types a 'y' or 'Y', FALSE otherwise.
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*/
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static int
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confirm(void)
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{
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char answer[10];
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fflush(stdout);
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return (scanf(" %c", answer) == 1 && toupper((unsigned char)answer[0]) == 'Y');
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}
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static int
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reg_delete_key(HKEY hRootKey, const char *key, DWORD flag)
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{
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static int did_load = FALSE;
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static HANDLE advapi_lib = NULL;
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static LONG (WINAPI *delete_key_ex)(HKEY, LPCTSTR, REGSAM, DWORD) = NULL;
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if (!did_load)
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{
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// The RegDeleteKeyEx() function is only available on new systems. It
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// is required for 64-bit registry access. For other systems fall
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// back to RegDeleteKey().
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did_load = TRUE;
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advapi_lib = LoadLibrary("ADVAPI32.DLL");
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if (advapi_lib != NULL)
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delete_key_ex = (LONG (WINAPI *)(HKEY, LPCTSTR, REGSAM, DWORD))GetProcAddress(advapi_lib, "RegDeleteKeyExA");
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}
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if (delete_key_ex != NULL)
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{
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return (*delete_key_ex)(hRootKey, key, flag, 0);
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}
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return RegDeleteKey(hRootKey, key);
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}
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/*
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* Check if the popup menu entry exists and what gvim it refers to.
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* Returns non-zero when it's found.
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*/
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static int
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popup_gvim_path(char *buf, DWORD bufsize)
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{
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HKEY key_handle;
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DWORD value_type;
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int r;
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// Open the key where the path to gvim.exe is stored.
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if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, "Software\\Vim\\Gvim", 0,
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KEY_WOW64_64KEY | KEY_READ, &key_handle) != ERROR_SUCCESS)
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if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, "Software\\Vim\\Gvim", 0,
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KEY_WOW64_32KEY | KEY_READ, &key_handle) != ERROR_SUCCESS)
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return 0;
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// get the DisplayName out of it to show the user
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r = RegQueryValueEx(key_handle, "path", 0,
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&value_type, (LPBYTE)buf, &bufsize);
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RegCloseKey(key_handle);
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return (r == ERROR_SUCCESS);
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}
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/*
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* Check if the "Open With..." menu entry exists and what gvim it refers to.
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* Returns non-zero when it's found.
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*/
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static int
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openwith_gvim_path(char *buf, DWORD bufsize)
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{
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HKEY key_handle;
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DWORD value_type;
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int r;
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// Open the key where the path to gvim.exe is stored.
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if (RegOpenKeyEx(HKEY_CLASSES_ROOT,
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"Applications\\gvim.exe\\shell\\edit\\command", 0,
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KEY_WOW64_64KEY | KEY_READ, &key_handle) != ERROR_SUCCESS)
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return 0;
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// get the DisplayName out of it to show the user
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r = RegQueryValueEx(key_handle, "", 0, &value_type, (LPBYTE)buf, &bufsize);
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RegCloseKey(key_handle);
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return (r == ERROR_SUCCESS);
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}
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static void
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remove_popup(void)
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{
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int fail = 0;
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int i;
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int loop = is_64bit_os() ? 2 : 1;
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int maxfail = loop * 6;
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DWORD flag;
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HKEY kh;
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for (i = 0; i < loop; i++)
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{
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if (i == 0)
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flag = KEY_WOW64_32KEY;
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else
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flag = KEY_WOW64_64KEY;
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if (reg_delete_key(HKEY_CLASSES_ROOT, "CLSID\\{51EEE242-AD87-11d3-9C1E-0090278BBD99}\\InProcServer32", flag) != ERROR_SUCCESS)
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++fail;
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if (reg_delete_key(HKEY_CLASSES_ROOT, "CLSID\\{51EEE242-AD87-11d3-9C1E-0090278BBD99}", flag) != ERROR_SUCCESS)
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++fail;
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if (reg_delete_key(HKEY_CLASSES_ROOT, "*\\shellex\\ContextMenuHandlers\\gvim", flag) != ERROR_SUCCESS)
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++fail;
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if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, "Software\\Microsoft\\Windows\\CurrentVersion\\Shell Extensions\\Approved", 0,
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flag | KEY_ALL_ACCESS, &kh) != ERROR_SUCCESS)
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++fail;
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else
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{
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if (RegDeleteValue(kh, "{51EEE242-AD87-11d3-9C1E-0090278BBD99}") != ERROR_SUCCESS)
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++fail;
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RegCloseKey(kh);
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}
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if (reg_delete_key(HKEY_LOCAL_MACHINE, "Software\\Vim\\Gvim", flag) != ERROR_SUCCESS)
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++fail;
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if (reg_delete_key(HKEY_LOCAL_MACHINE, "Software\\Vim", flag) != ERROR_SUCCESS)
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++fail;
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}
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if (fail == maxfail)
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printf("No Vim popup registry entries could be removed\n");
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else if (fail > 0)
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printf("Some Vim popup registry entries could not be removed\n");
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else
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printf("The Vim popup registry entries have been removed\n");
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}
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static void
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remove_openwith(void)
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{
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int fail = 0;
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int i;
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int loop = is_64bit_os() ? 2 : 1;
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int maxfail = loop * 7;
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DWORD flag;
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for (i = 0; i < loop; i++)
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{
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if (i == 0)
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flag = KEY_WOW64_32KEY;
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else
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flag = KEY_WOW64_64KEY;
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if (reg_delete_key(HKEY_CLASSES_ROOT, "Applications\\gvim.exe\\shell\\edit\\command", flag) != ERROR_SUCCESS)
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++fail;
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if (reg_delete_key(HKEY_CLASSES_ROOT, "Applications\\gvim.exe\\shell\\edit", flag) != ERROR_SUCCESS)
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++fail;
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if (reg_delete_key(HKEY_CLASSES_ROOT, "Applications\\gvim.exe\\shell", flag) != ERROR_SUCCESS)
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++fail;
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if (reg_delete_key(HKEY_CLASSES_ROOT, "Applications\\gvim.exe", flag) != ERROR_SUCCESS)
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++fail;
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if (reg_delete_key(HKEY_CLASSES_ROOT, ".htm\\OpenWithList\\gvim.exe", flag) != ERROR_SUCCESS)
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++fail;
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if (reg_delete_key(HKEY_CLASSES_ROOT, ".vim\\OpenWithList\\gvim.exe", flag) != ERROR_SUCCESS)
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++fail;
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if (reg_delete_key(HKEY_CLASSES_ROOT, "*\\OpenWithList\\gvim.exe", flag) != ERROR_SUCCESS)
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++fail;
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}
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if (fail == maxfail)
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printf("No Vim open-with registry entries could be removed\n");
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else if (fail > 0)
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printf("Some Vim open-with registry entries could not be removed\n");
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else
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printf("The Vim open-with registry entries have been removed\n");
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}
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/*
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* Check if a batch file is really for the current version. Don't delete a
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* batch file that was written for another (possibly newer) version.
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*/
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static int
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batfile_thisversion(char *path)
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{
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FILE *fd;
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char line[BUFSIZE];
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int key_len = strlen(VIMBAT_UNINSTKEY);
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int found = FALSE;
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fd = fopen(path, "r");
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if (fd == NULL)
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return FALSE;
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while (fgets(line, sizeof(line), fd) != NULL)
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{
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if (strncmp(line, VIMBAT_UNINSTKEY, key_len) == 0)
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{
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found = TRUE;
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break;
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}
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}
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fclose(fd);
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return found;
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}
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static int
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remove_batfiles(int doit)
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{
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char *batfile_path;
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int i;
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int found = 0;
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// avoid looking in the "installdir" by chdir to system root
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mch_chdir(sysdrive);
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mch_chdir("\\");
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for (i = 1; i < TARGET_COUNT; ++i)
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{
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batfile_path = searchpath_save(targets[i].batname);
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if (batfile_path != NULL && batfile_thisversion(batfile_path))
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{
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++found;
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if (doit)
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{
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printf("removing %s\n", batfile_path);
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remove(batfile_path);
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}
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else
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printf(" - the batch file %s\n", batfile_path);
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free(batfile_path);
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}
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}
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mch_chdir(installdir);
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return found;
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}
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static void
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remove_if_exists(char *path, char *filename)
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{
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char buf[BUFSIZE];
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FILE *fd;
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sprintf(buf, "%s\\%s", path, filename);
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fd = fopen(buf, "r");
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if (fd == NULL)
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return;
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fclose(fd);
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printf("removing %s\n", buf);
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remove(buf);
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}
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static void
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remove_icons(void)
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{
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char path[BUFSIZE];
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int i;
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if (get_shell_folder_path(path, "desktop"))
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for (i = 0; i < ICON_COUNT; ++i)
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remove_if_exists(path, icon_link_names[i]);
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}
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static void
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remove_start_menu(void)
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{
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char path[BUFSIZE];
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int i;
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struct stat st;
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if (get_shell_folder_path(path, VIM_STARTMENU) == FAIL)
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return;
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for (i = 1; i < TARGET_COUNT; ++i)
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remove_if_exists(path, targets[i].lnkname);
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remove_if_exists(path, "uninstall.lnk");
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remove_if_exists(path, "Help.lnk");
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// Win95 uses .pif, WinNT uses .lnk
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remove_if_exists(path, "Vim tutor.pif");
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remove_if_exists(path, "Vim tutor.lnk");
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remove_if_exists(path, "Vim online.url");
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if (stat(path, &st) == 0)
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{
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printf("removing %s\n", path);
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rmdir(path);
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}
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}
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static void
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delete_uninstall_key(void)
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{
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reg_delete_key(HKEY_LOCAL_MACHINE, "Software\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\Vim " VIM_VERSION_SHORT, KEY_WOW64_64KEY);
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}
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int
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main(int argc, char *argv[])
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{
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int found = 0;
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FILE *fd;
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int i;
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struct stat st;
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char icon[BUFSIZE];
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char path[MAX_PATH];
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char popup_path[MAX_PATH];
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// The nsis uninstaller calls us with a "-nsis" argument.
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if (argc == 2 && stricmp(argv[1], "-nsis") == 0)
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interactive = FALSE;
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else
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interactive = TRUE;
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// Initialize this program.
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do_inits(argv);
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printf("This program will remove the following items:\n");
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if (popup_gvim_path(popup_path, sizeof(popup_path)))
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{
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printf(" - the \"Edit with Vim\" entry in the popup menu\n");
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printf(" which uses \"%s\"\n", popup_path);
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if (interactive)
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printf("\nRemove it (y/n)? ");
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if (!interactive || confirm())
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{
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remove_popup();
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// Assume the "Open With" entry can be removed as well, don't
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// bother the user with asking him again.
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remove_openwith();
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}
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}
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else if (openwith_gvim_path(popup_path, sizeof(popup_path)))
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{
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printf(" - the Vim \"Open With...\" entry in the popup menu\n");
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printf(" which uses \"%s\"\n", popup_path);
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printf("\nRemove it (y/n)? ");
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if (confirm())
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remove_openwith();
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}
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if (get_shell_folder_path(path, "desktop"))
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{
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printf("\n");
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for (i = 0; i < ICON_COUNT; ++i)
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{
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sprintf(icon, "%s\\%s", path, icon_link_names[i]);
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if (stat(icon, &st) == 0)
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{
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printf(" - the \"%s\" icon on the desktop\n", icon_names[i]);
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++found;
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}
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}
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if (found > 0)
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{
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if (interactive)
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printf("\nRemove %s (y/n)? ", found > 1 ? "them" : "it");
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if (!interactive || confirm())
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remove_icons();
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}
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}
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if (get_shell_folder_path(path, VIM_STARTMENU)
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&& stat(path, &st) == 0)
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{
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printf("\n - the \"%s\" entry in the Start Menu\n", VIM_STARTMENU);
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if (interactive)
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printf("\nRemove it (y/n)? ");
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if (!interactive || confirm())
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remove_start_menu();
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}
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printf("\n");
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found = remove_batfiles(0);
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if (found > 0)
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{
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if (interactive)
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printf("\nRemove %s (y/n)? ", found > 1 ? "them" : "it");
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if (!interactive || confirm())
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remove_batfiles(1);
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}
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fd = fopen("gvim.exe", "r");
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if (fd != NULL)
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{
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fclose(fd);
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printf("gvim.exe detected. Attempting to unregister gvim with OLE\n");
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system("gvim.exe -silent -unregister");
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}
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delete_uninstall_key();
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if (interactive)
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{
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printf("\nYou may now want to delete the Vim executables and runtime files.\n");
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printf("(They are still where you unpacked them.)\n");
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}
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if (interactive)
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{
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rewind(stdin);
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printf("\nPress Enter to exit...");
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(void)getchar();
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}
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else
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sleep(3);
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return 0;
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}
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