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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
commit | ed5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch) | |
tree | 7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /desktop/unx/source/start.c | |
parent | Initial commit. (diff) | |
download | libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip |
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | desktop/unx/source/start.c | 878 |
1 files changed, 878 insertions, 0 deletions
diff --git a/desktop/unx/source/start.c b/desktop/unx/source/start.c new file mode 100644 index 000000000..f95956566 --- /dev/null +++ b/desktop/unx/source/start.c @@ -0,0 +1,878 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + */ + +#include <config_java.h> + +#include <signal.h> +#include <unistd.h> +#include <limits.h> +#include <stdlib.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <sys/socket.h> +#include <arpa/inet.h> +#include <sys/un.h> +#include <poll.h> +#include <fcntl.h> +#include <stdio.h> +#include <libgen.h> +#include <string.h> +#include <errno.h> + +#include <desktop/exithelper.h> +#include <osl/process.h> +#include <osl/thread.h> +#include <rtl/bootstrap.h> +#include <rtl/digest.h> +#include <rtl/process.h> +#include <rtl/ustrbuf.h> +#include <sal/main.h> + +#include "args.h" +#include "pagein.h" +#include "splashx.h" + +#define PIPEDEFAULTPATH "/tmp" +#define PIPEALTERNATEPATH "/var/tmp" + +/* Easier conversions: rtl_uString to rtl_String */ +static rtl_String *ustr_to_str(rtl_uString *pStr) +{ + rtl_String *pOut = NULL; + + rtl_uString2String(&pOut, rtl_uString_getStr(pStr), + rtl_uString_getLength(pStr), osl_getThreadTextEncoding(), OUSTRING_TO_OSTRING_CVTFLAGS); + + return pOut; +} + +/* Easier conversions: char * to rtl_uString */ +static rtl_uString *charp_to_ustr(const char *pStr) +{ + rtl_uString *pOut = NULL; + + rtl_string2UString(&pOut, pStr, strlen(pStr), osl_getThreadTextEncoding(), OSTRING_TO_OUSTRING_CVTFLAGS); + + return pOut; +} + +typedef struct { + int status_fd; + oslProcess child; +} ChildInfo; + +static int +child_info_get_status_fd(ChildInfo const *info) +{ + return info->status_fd; +} + +static void +child_info_destroy(ChildInfo *info) +{ + close (info->status_fd); + osl_freeProcessHandle (info->child); + free (info); +} + +static ChildInfo * child_spawn(Args *args, sal_Bool bAllArgs, sal_Bool bWithStatus) +{ + rtl_uString *pApp = NULL, *pTmp = NULL; + rtl_uString **ppArgs; + sal_uInt32 nArgs, i; + ChildInfo *info; + int status_pipe[2]; + oslProcessError nError; + + info = calloc (1, sizeof (ChildInfo)); + + /* create pipe */ + if (pipe(status_pipe) < 0) + { + fprintf(stderr, "ERROR: no file handles\n"); + exit(1); + } + info->status_fd = status_pipe[0]; + + /* application name */ + rtl_uString_newFromAscii(&pApp, "file://"); + rtl_uString_newConcat(&pApp, pApp, args->pAppPath); + rtl_uString_newFromAscii(&pTmp, "soffice.bin"); + rtl_uString_newConcat(&pApp, pApp, pTmp); + rtl_uString_release(pTmp); + pTmp = NULL; + + /* copy args */ + nArgs = bAllArgs ? args->nArgsTotal : args->nArgsEnv; + ppArgs = (rtl_uString **)calloc(nArgs + 1, sizeof(rtl_uString*)); + for (i = 0; i < nArgs; ++i) + ppArgs[i] = args->ppArgs[i]; + + if(bWithStatus) + { + char buffer[64]; + + /* add the pipe arg */ + snprintf(buffer, 63, "--splash-pipe=%d", status_pipe[1]); + rtl_uString_newFromAscii( &pTmp, buffer ); + ppArgs[nArgs] = pTmp; + ++nArgs; + } + + /* start the main process */ + nError = osl_executeProcess(pApp, ppArgs, nArgs, + osl_Process_NORMAL, + NULL, + NULL, + NULL, 0, + &info->child ); + + if (pTmp) + rtl_uString_release(pTmp); + free (ppArgs); + + if (nError != osl_Process_E_None) + { + fprintf(stderr, "ERROR %d forking process\n", nError); + rtl_uString_release(pApp); + _exit (1); + } + + rtl_uString_release(pApp); + close( status_pipe[1] ); + + return info; +} + +static sal_Bool child_exited_wait(ChildInfo *info, sal_Bool bShortWait) +{ + TimeValue t = { 0, 250 /* ms */ * 1000 * 1000 }; + if (!bShortWait) + t.Seconds = 1024; + + return osl_joinProcessWithTimeout(info->child, &t) != osl_Process_E_TimedOut; +} + +static int child_get_exit_code(ChildInfo *info) +{ + oslProcessInfo inf; + + inf.Code = -1; + inf.Size = sizeof(inf); + + if (osl_getProcessInfo(info->child, osl_Process_EXITCODE, &inf) != osl_Process_E_None) + { + fprintf(stderr, "Warning: failed to fetch libreoffice exit status\n"); + return -1; + } + + return inf.Code; +} + +typedef enum { ProgressContinue, ProgressRestart, ProgressExit } ProgressStatus; + +/* Path of the application, with trailing slash. */ +static rtl_uString *get_app_path(const char *pAppExec) +{ + char pRealPath[PATH_MAX]; + rtl_uString *pResult; + sal_Int32 len; + char* dummy; + + char *pOrigPath = strdup(pAppExec); + char *pPath = dirname(pOrigPath); + + dummy = realpath(pPath, pRealPath); + (void)dummy; + pResult = charp_to_ustr(pRealPath); + free(pOrigPath); + + len = rtl_uString_getLength(pResult); + if (len > 0 && rtl_uString_getStr(pResult)[len - 1] != '/') + { + rtl_uString *pSlash = NULL; + rtl_uString_newFromAscii(&pSlash, "/"); + rtl_uString_newConcat(&pResult, pResult, pSlash); + rtl_uString_release(pSlash); + } + + return pResult; +} + +/* Compute the OOo md5 hash from 'pText' */ +static rtl_uString *get_md5hash(rtl_uString *pText) +{ + rtl_uString *pResult = NULL; + sal_Int32 nCapacity = 100; + unsigned char *pData = NULL; + sal_uInt32 nSize = 0; + rtlDigest digest; + sal_uInt32 md5_key_len = 0; + sal_uInt8* md5_buf = NULL; + sal_uInt32 i = 0; + + if ( !pText ) + return NULL; + + pData = (unsigned char *)rtl_uString_getStr(pText); + nSize = rtl_uString_getLength(pText) * sizeof(sal_Unicode); + if (!pData) + return NULL; + + digest = rtl_digest_create(rtl_Digest_AlgorithmMD5); + if (!digest) + return NULL; + + md5_key_len = rtl_digest_queryLength(digest); + md5_buf = (sal_uInt8 *)calloc(md5_key_len, sizeof(sal_uInt8)); + + rtl_digest_init(digest, pData , nSize); + rtl_digest_update(digest, pData, nSize); + rtl_digest_get(digest, md5_buf, md5_key_len); + rtl_digest_destroy(digest); + + /* create hex-value string from the MD5 value to keep + the string size minimal */ + rtl_uString_new_WithLength(&pResult, nCapacity); + for (; i < md5_key_len; ++i) + { + char val[3]; + snprintf(val, 3, "%x", md5_buf[i]); /* sic! we ignore some of the 0's */ + + rtl_uStringbuffer_insert_ascii(&pResult, &nCapacity, rtl_uString_getLength(pResult), + val, strlen(val)); + } + + /* cleanup */ + free(md5_buf); + + return pResult; +} + +/* Construct the pipe name */ +static rtl_uString *get_pipe_path(rtl_uString *pAppPath) +{ + rtl_uString *pPath = NULL, *pTmp = NULL, *pUserInstallation = NULL; + rtl_uString *pResult = NULL, *pBasePath = NULL, *pAbsUserInstallation = NULL; + rtlBootstrapHandle handle; + rtl_uString *pMd5hash = NULL; + sal_Unicode pUnicode[RTL_USTR_MAX_VALUEOFINT32]; + + /* setup bootstrap filename */ + rtl_uString_newFromAscii(&pPath, "file://"); + rtl_uString_newConcat(&pPath, pPath, pAppPath); + rtl_uString_newConcat(&pPath, pPath, pTmp); + rtl_uString_newFromAscii(&pTmp, SAL_CONFIGFILE("bootstrap")); + rtl_uString_newConcat(&pPath, pPath, pTmp); + + /* read userinstallation value */ + handle = rtl_bootstrap_args_open(pPath); + + rtl_uString_newFromAscii(&pTmp, "UserInstallation"); + rtl_bootstrap_get_from_handle(handle, pTmp, &pUserInstallation, NULL); + + rtl_bootstrap_args_close(handle); + + /* turn it into an absolute path - unwinding symlinks etc. */ + if (osl_getProcessWorkingDir(&pBasePath) || + osl_getAbsoluteFileURL(pBasePath, pUserInstallation, &pAbsUserInstallation)) + rtl_uString_newFromString(&pAbsUserInstallation, pUserInstallation); + + /* create the pipe name */ + pMd5hash = get_md5hash(pAbsUserInstallation); + if (!pMd5hash) + rtl_uString_new(&pMd5hash); + + if (access(PIPEDEFAULTPATH, W_OK) == 0) + { + rtl_uString_newFromAscii(&pResult, PIPEDEFAULTPATH); + } + else if (access(PIPEALTERNATEPATH, W_OK) == 0) + { + rtl_uString_newFromAscii(&pResult, PIPEALTERNATEPATH); + } + else + { + fprintf(stderr, "ERROR: no valid pipe path found.\n"); + exit(1); + } + + rtl_uString_newFromAscii(&pTmp, "/OSL_PIPE_"); + rtl_uString_newConcat(&pResult, pResult, pTmp); + + rtl_ustr_valueOfInt32(pUnicode, (int)getuid(), 10); + rtl_uString_newFromStr(&pTmp, pUnicode); + rtl_uString_newConcat(&pResult, pResult, pTmp); + + rtl_uString_newFromAscii(&pTmp, "_SingleOfficeIPC_"); + rtl_uString_newConcat(&pResult, pResult, pTmp); + + rtl_uString_newConcat(&pResult, pResult, pMd5hash); + + /* cleanup */ + rtl_uString_release(pMd5hash); + rtl_uString_release(pPath); + rtl_uString_release(pTmp); + + if (pBasePath) + rtl_uString_release(pBasePath); + + rtl_uString_release(pUserInstallation); + rtl_uString_release(pAbsUserInstallation); + + return pResult; +} + +/* Get fd of the pipe of the already running OOo. */ +static int connect_pipe(rtl_uString *pPipePath) +{ + int fd; + size_t len; + struct sockaddr_un addr; + + rtl_String *pPipeStr = ustr_to_str(pPipePath); + + memset(&addr, 0, sizeof(addr)); + + if ((fd = socket(AF_UNIX, SOCK_STREAM, 0)) < 0) + return fd; + + (void)fcntl(fd, F_SETFD, FD_CLOEXEC); + + addr.sun_family = AF_UNIX; + strncpy(addr.sun_path, rtl_string_getStr(pPipeStr), sizeof(addr.sun_path) - 1); + rtl_string_release(pPipeStr); + +/* cut / paste from osl's pipe.c */ +#if defined(FREEBSD) + len = SUN_LEN(&addr); +#else + len = sizeof(addr); +#endif + + if (connect(fd, (struct sockaddr *)&addr, len) < 0) + { + close(fd); + fd = -1; + } + return fd; +} + +/* Escape: "," -> "\\,", "\0" -> "\\0", "\\" -> "\\\\" */ +static rtl_uString *escape_path(rtl_uString const *pToEscape) +{ + rtl_uString *pBuffer = NULL; + sal_Int32 nCapacity = 1000; + sal_Int32 i = 0; + sal_Int32 nEscapeLength = rtl_uString_getLength(pToEscape); + + rtl_uString_new_WithLength(&pBuffer, nCapacity); + + for (; i < nEscapeLength; ++i) + { + sal_Unicode c = pToEscape->buffer[i]; + switch (c) + { + case '\0': + rtl_uStringbuffer_insert_ascii(&pBuffer, &nCapacity, + rtl_uString_getLength(pBuffer), + RTL_CONSTASCII_STRINGPARAM("\\0")); + break; + case ',': + rtl_uStringbuffer_insert_ascii(&pBuffer, &nCapacity, + rtl_uString_getLength(pBuffer), + RTL_CONSTASCII_STRINGPARAM("\\,")); + break; + case '\\': + rtl_uStringbuffer_insert_ascii(&pBuffer, &nCapacity, + rtl_uString_getLength(pBuffer), + RTL_CONSTASCII_STRINGPARAM("\\\\")); + break; + default: + rtl_uStringbuffer_insert(&pBuffer, &nCapacity, + rtl_uString_getLength(pBuffer), + &c, 1); + } + } + + return pBuffer; +} + +/* Send args to the LO instance (using the 'fd' file descriptor) */ +static sal_Bool send_args(int fd, rtl_uString const *pCwdPath) +{ + rtl_uString *pBuffer = NULL, *pTmp = NULL; + sal_Int32 nCapacity = 1000; + rtl_String *pOut = NULL; + sal_Bool bResult; + size_t nLen; + rtl_uString *pEscapedCwdPath = escape_path(pCwdPath); + sal_uInt32 nArg = 0; + sal_uInt32 nArgCount = rtl_getAppCommandArgCount(); + + rtl_uString_new_WithLength(&pBuffer, nCapacity); + rtl_uString_new(&pTmp); + + rtl_uStringbuffer_insert_ascii(&pBuffer, &nCapacity, + rtl_uString_getLength(pBuffer), + RTL_CONSTASCII_STRINGPARAM("InternalIPC::Arguments")); + + if (rtl_uString_getLength(pEscapedCwdPath)) + { + rtl_uStringbuffer_insert_ascii(&pBuffer, &nCapacity, + rtl_uString_getLength(pBuffer), + RTL_CONSTASCII_STRINGPARAM("1")); + + rtl_uStringbuffer_insert(&pBuffer, &nCapacity, + rtl_uString_getLength(pBuffer), + rtl_uString_getStr(pEscapedCwdPath), + rtl_uString_getLength(pEscapedCwdPath)); + } + else + { + rtl_uStringbuffer_insert_ascii(&pBuffer, &nCapacity, + rtl_uString_getLength(pBuffer), + RTL_CONSTASCII_STRINGPARAM("0")); + } + + for (nArg = 0; nArg < nArgCount; ++nArg) + { + rtl_uString *pEscapedTmp = NULL; + rtl_uStringbuffer_insert_ascii(&pBuffer, &nCapacity, + rtl_uString_getLength(pBuffer), + ",", 1); + + rtl_getAppCommandArg(nArg, &pTmp); + + pEscapedTmp = escape_path(pTmp); + + rtl_uStringbuffer_insert(&pBuffer, &nCapacity, + rtl_uString_getLength(pBuffer), + rtl_uString_getStr(pEscapedTmp), + rtl_uString_getLength(pEscapedTmp)); + + rtl_uString_release(pEscapedTmp); + } + + if (!rtl_convertUStringToString( + &pOut, rtl_uString_getStr(pBuffer), + rtl_uString_getLength(pBuffer), RTL_TEXTENCODING_UTF8, + (RTL_UNICODETOTEXT_FLAGS_UNDEFINED_ERROR + | RTL_UNICODETOTEXT_FLAGS_INVALID_ERROR))) + { + fprintf(stderr, "ERROR: cannot convert arguments to UTF-8\n"); + exit(1); + } + + nLen = rtl_string_getLength(pOut) + 1; + ssize_t n = write(fd, rtl_string_getStr(pOut), nLen); + bResult = (n >= 0 && (size_t) n == nLen); + + if ( bResult ) + { + char resp[SAL_N_ELEMENTS("InternalIPC::ProcessingDone")]; + n = read(fd, resp, SAL_N_ELEMENTS(resp)); + bResult = n == SAL_N_ELEMENTS(resp) + && (memcmp( + resp, "InternalIPC::ProcessingDone", + SAL_N_ELEMENTS(resp)) + == 0); + } + + /* cleanup */ + rtl_uString_release(pEscapedCwdPath); + rtl_uString_release(pBuffer); + rtl_uString_release(pTmp); + rtl_string_release(pOut); + + return bResult; +} + + +#define BUFFER_LEN 255 + +/* Read the percent to show in splash. */ +static ProgressStatus read_percent(ChildInfo const *info, int *pPercent) +{ + static char pBuffer[BUFFER_LEN + 1]; + static char *pNext = pBuffer; + static ssize_t nRead = 0; + + char *pBegin; + char *pIter; + char c; + + /* from the last call */ + int nNotProcessed = nRead - (pNext - pBuffer); + if (nNotProcessed >= BUFFER_LEN) + return ProgressContinue; + + memmove(pBuffer, pNext, nNotProcessed); + + /* read data */ + nRead = read(child_info_get_status_fd(info), + pBuffer + nNotProcessed, BUFFER_LEN - nNotProcessed); + + if (nRead < 0) + { + if (errno == EINTR) + return ProgressContinue; + + return ProgressExit; + } + + nRead += nNotProcessed; + pBuffer[nRead] = '\0'; + + /* skip old data */ + pBegin = pBuffer; + pNext = pBuffer; + for (pIter = pBuffer; *pIter; ++pIter) + { + if (*pIter == '\n') + { + pBegin = pNext; + pNext = pIter + 1; + } + } + + if (!strncasecmp(pBegin, "end", 3)) + return ProgressExit; + else if (!strncasecmp(pBegin, "restart", 7)) + return ProgressRestart; + else if (sscanf(pBegin, "%d%c", pPercent, &c) == 2 && c == '%') + return ProgressContinue; + + /* unexpected - let's exit the splash to be safe */ + return ProgressExit; +} + +/* Simple system check. */ +static void system_checks(void) +{ +#ifdef LINUX + struct stat buf; + + /* check proc is mounted - lots of things fail otherwise */ + if (stat("/proc/version", &buf) != 0) + { + fprintf(stderr, "ERROR: /proc not mounted - LibreOffice is unlikely to work well if at all\n"); + exit(1); + } +#endif +} + +static void exec_pagein (Args *args) +{ + rtl_String * path = ustr_to_str(args->pAppPath); + pagein_execute(rtl_string_getStr(path), "pagein-common"); + + if (args->pPageinType) + pagein_execute(rtl_string_getStr(path), args->pPageinType); + + rtl_string_release(path); +} + +#if HAVE_FEATURE_JAVA + +static void extend_library_path(const char *new_element) +{ + rtl_uString *pEnvName=NULL, *pOrigEnvVar=NULL, *pNewEnvVar=NULL; + const char *pathname; +#ifdef AIX + pathname = "LIBPATH"; +#else + pathname = "LD_LIBRARY_PATH"; +#endif + + rtl_uString_newFromAscii(&pEnvName, pathname); + rtl_uString_newFromAscii(&pNewEnvVar, new_element); + + osl_getEnvironment(pEnvName, &pOrigEnvVar); + if (pOrigEnvVar && pOrigEnvVar->length) + { + rtl_uString *pDelim = NULL; + rtl_uString_newFromAscii(&pDelim, ":"); + rtl_uString_newConcat(&pNewEnvVar, pNewEnvVar, pDelim); + rtl_uString_newConcat(&pNewEnvVar, pNewEnvVar, pOrigEnvVar); + rtl_uString_release(pDelim); + } + + osl_setEnvironment(pEnvName, pNewEnvVar); + + if (pOrigEnvVar) + rtl_uString_release(pOrigEnvVar); + + rtl_uString_release(pNewEnvVar); + rtl_uString_release(pEnvName); +} + +static void exec_javaldx(Args *args) +{ + char newpath[4096]; + sal_uInt32 nArgs; + rtl_uString *pApp; + rtl_uString **ppArgs; + rtl_uString *pTmp, *pTmp2; + + oslProcess javaldx = NULL; + oslFileHandle fileOut = NULL; + oslProcessError err; + + ppArgs = (rtl_uString **)calloc(args->nArgsEnv + 2, sizeof(rtl_uString*)); + + for (nArgs = 0; nArgs < args->nArgsEnv; ++nArgs) + ppArgs[nArgs] = args->ppArgs[nArgs]; + + /* Use absolute path to redirectrc */ + pTmp = NULL; + rtl_uString_newFromAscii(&pTmp, "-env:INIFILENAME=vnd.sun.star.pathname:"); + rtl_uString_newConcat(&pTmp, pTmp, args->pAppPath); + pTmp2 = NULL; + rtl_uString_newFromAscii(&pTmp2, "redirectrc"); + rtl_uString_newConcat(&pTmp, pTmp, pTmp2); + ppArgs[nArgs] = pTmp; + rtl_uString_release (pTmp2); + nArgs++; + + /* And also to javaldx */ + pApp = NULL; + rtl_uString_newFromAscii(&pApp, "file://"); + rtl_uString_newConcat(&pApp, pApp, args->pAppPath); + pTmp = NULL; + rtl_uString_newFromAscii(&pTmp, "javaldx"); + rtl_uString_newConcat(&pApp, pApp, pTmp); + rtl_uString_release(pTmp); + + err = osl_executeProcess_WithRedirectedIO(pApp, ppArgs, nArgs, + osl_Process_NORMAL, + NULL, // security + NULL, // work dir + NULL, 0, + &javaldx, // process handle + NULL, + &fileOut, + NULL); + + rtl_uString_release(ppArgs[nArgs-1]); + rtl_uString_release(pApp); + free(ppArgs); + + if(err != osl_Process_E_None) + { + fprintf (stderr, "Warning: failed to launch javaldx - java may not function correctly\n"); + + if (javaldx) + osl_freeProcessHandle(javaldx); + if (fileOut) + osl_closeFile(fileOut); + return; + } + else + { + char *chomp; + sal_uInt64 bytes_read; + + /* Magically osl_readLine doesn't work with pipes with E_SPIPE - so be this lame instead: */ + while (osl_readFile (fileOut, newpath, SAL_N_ELEMENTS (newpath), &bytes_read) == osl_File_E_INTR); + + if (bytes_read <= 0) + { + fprintf (stderr, "Warning: failed to read path from javaldx\n"); + + if (javaldx) + osl_freeProcessHandle(javaldx); + + if (fileOut) + osl_closeFile(fileOut); + + return; + } + + newpath[bytes_read] = '\0'; + + if ((chomp = strstr (newpath, "\n"))) + *chomp = '\0'; + } + + if (newpath[0] != '\0') { + extend_library_path(newpath); + } + + if (javaldx) + osl_freeProcessHandle(javaldx); + + if (fileOut) + osl_closeFile(fileOut); +} + +#endif + +// has to be a global :( +static oslProcess * volatile g_pProcess = NULL; + +static void sigterm_handler(int ignored) +{ + (void) ignored; + + if (g_pProcess) { + osl_terminateProcess(g_pProcess); // forward signal to soffice.bin + osl_joinProcess(g_pProcess); + } + + _exit(255); +} + + +SAL_IMPLEMENT_MAIN_WITH_ARGS(argc, argv) +{ + sal_Bool bSentArgs = sal_False; + const char* pUsePlugin; + rtl_uString *pPipePath = NULL; + Args *args; + int status = 0; + struct splash* splash = NULL; + struct sigaction sigpipe_action; + struct sigaction sigterm_action; + + /* turn SIGPIPE into an error */ + memset(&sigpipe_action, 0, sizeof(struct sigaction)); + sigpipe_action.sa_handler = SIG_IGN; + sigemptyset(&sigpipe_action.sa_mask); + sigaction(SIGPIPE, &sigpipe_action, NULL); + memset(&sigterm_action, 0, sizeof(struct sigaction)); + sigterm_action.sa_handler = &sigterm_handler; + sigemptyset(&sigterm_action.sa_mask); + sigaction(SIGTERM, &sigterm_action, NULL); + + args = args_parse(); + args->pAppPath = get_app_path(argv[0]); + if (!args->pAppPath) + { + fprintf(stderr, "ERROR: Can't read app link\n"); + exit(1); + } + +#ifndef ENABLE_QUICKSTART_LIBPNG + /* we can't load and render it anyway */ + args->bInhibitSplash = sal_True; +#endif + + pUsePlugin = getenv("SAL_USE_VCLPLUGIN"); + if (pUsePlugin && !strcmp(pUsePlugin, "svp")) + args->bInhibitSplash = sal_True; + + if (!args->bInhibitPipe && !getenv("LIBO_FLATPAK")) + { + int fd = 0; + pPipePath = get_pipe_path(args->pAppPath); + + if ((fd=connect_pipe(pPipePath)) >= 0) + { + // Wait for answer + char resp[strlen("InternalIPC::SendArguments") + 1]; + ssize_t n = read(fd, resp, SAL_N_ELEMENTS(resp)); + if (n == (ssize_t) SAL_N_ELEMENTS(resp) && + (memcmp(resp, "InternalIPC::SendArguments", + SAL_N_ELEMENTS(resp) - 1) == 0)) + { + rtl_uString *pCwdPath = NULL; + osl_getProcessWorkingDir(&pCwdPath); + + // Then send args + bSentArgs = send_args(fd, pCwdPath); + } + + close(fd); + } + } + + if (!bSentArgs) + { + /* we have to prepare for, and exec the binary */ + int nPercent = 0; + ChildInfo *info; + sal_Bool bAllArgs = sal_True; + sal_Bool bShortWait, bRestart; + + /* sanity check pieces */ + system_checks(); + + /* load splash image and create window */ + if (!args->bInhibitSplash) + splash = splash_create(args->pAppPath, argc, argv); + + /* pagein */ + if (!args->bInhibitPagein) + exec_pagein(args); + + /* javaldx */ +#if HAVE_FEATURE_JAVA + if (!args->bInhibitJavaLdx) + exec_javaldx (args); +#endif + + do + { + bRestart = sal_False; + + /* fast updates if we have somewhere to update it to */ + bShortWait = splash ? sal_True : sal_False; + + /* Periodically update the splash & the percent according + to what status_fd says, poll quickly only while starting */ + info = child_spawn (args, bAllArgs, bShortWait); + g_pProcess = info->child; + + while (!child_exited_wait(info, bShortWait)) + { + ProgressStatus eResult; + + splash_draw_progress(splash, nPercent); + eResult = read_percent(info, &nPercent); + + if (eResult != ProgressContinue) + { + splash_destroy(splash); + splash = NULL; + bShortWait = sal_False; + } + } + + status = child_get_exit_code(info); + g_pProcess = NULL; // reset + + switch (status) + { + case EXITHELPER_CRASH_WITH_RESTART: // re-start with just -env: parameters + bRestart = sal_True; + bAllArgs = sal_False; + break; + case EXITHELPER_NORMAL_RESTART: // re-start with all arguments + bRestart = sal_True; + bAllArgs = sal_True; + break; + default: + break; + } + + child_info_destroy(info); + } while (bRestart); + } + + /* cleanup */ + if (pPipePath) + rtl_uString_release(pPipePath); + + args_free(args); + + return status; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |