diff options
Diffstat (limited to 'xorg-server/hw/xwin/InitOutput.c')
| -rw-r--r-- | xorg-server/hw/xwin/InitOutput.c | 1104 |
1 files changed, 528 insertions, 576 deletions
diff --git a/xorg-server/hw/xwin/InitOutput.c b/xorg-server/hw/xwin/InitOutput.c index 4a601b222..4d0df110f 100644 --- a/xorg-server/hw/xwin/InitOutput.c +++ b/xorg-server/hw/xwin/InitOutput.c @@ -49,25 +49,22 @@ from The Open Group. #endif #ifdef RELOCATE_PROJECTROOT #include <shlobj.h> -typedef WINAPI HRESULT (*SHGETFOLDERPATHPROC)( - HWND hwndOwner, - int nFolder, - HANDLE hToken, - DWORD dwFlags, - LPTSTR pszPath -); +typedef WINAPI HRESULT(*SHGETFOLDERPATHPROC) (HWND hwndOwner, + int nFolder, + HANDLE hToken, + DWORD dwFlags, LPTSTR pszPath); #endif /* * References to external symbols */ #ifdef XWIN_CLIPBOARD -extern Bool g_fUnicodeClipboard; -extern Bool g_fClipboardLaunched; -extern Bool g_fClipboardStarted; -extern pthread_t g_ptClipboardProc; -extern HWND g_hwndClipboard; -extern Bool g_fClipboard; +extern Bool g_fUnicodeClipboard; +extern Bool g_fClipboardLaunched; +extern Bool g_fClipboardStarted; +extern pthread_t g_ptClipboardProc; +extern HWND g_hwndClipboard; +extern Bool g_fClipboard; #endif /* @@ -76,29 +73,28 @@ extern Bool g_fClipboard; #ifdef XWIN_CLIPBOARD static void -winClipboardShutdown (void); + winClipboardShutdown(void); #endif #if defined(DDXOSVERRORF) void -OsVendorVErrorF (const char *pszFormat, va_list va_args); + OsVendorVErrorF(const char *pszFormat, va_list va_args); #endif static Bool -winCheckDisplayNumber (void); + winCheckDisplayNumber(void); void -winLogCommandLine (int argc, char *argv[]); + winLogCommandLine(int argc, char *argv[]); void -winLogVersionInfo (void); + winLogVersionInfo(void); Bool -winValidateArgs (void); + winValidateArgs(void); #ifdef RELOCATE_PROJECTROOT -const char * -winGetBaseDir(void); +const char *winGetBaseDir(void); #endif /* @@ -115,40 +111,38 @@ winGetBaseDir(void); */ static PixmapFormatRec g_PixmapFormats[] = { - { 1, 1, BITMAP_SCANLINE_PAD }, - { 4, 8, BITMAP_SCANLINE_PAD }, - { 8, 8, BITMAP_SCANLINE_PAD }, - { 15, 16, BITMAP_SCANLINE_PAD }, - { 16, 16, BITMAP_SCANLINE_PAD }, - { 24, 32, BITMAP_SCANLINE_PAD }, - { 32, 32, BITMAP_SCANLINE_PAD } + {1, 1, BITMAP_SCANLINE_PAD}, + {4, 8, BITMAP_SCANLINE_PAD}, + {8, 8, BITMAP_SCANLINE_PAD}, + {15, 16, BITMAP_SCANLINE_PAD}, + {16, 16, BITMAP_SCANLINE_PAD}, + {24, 32, BITMAP_SCANLINE_PAD}, + {32, 32, BITMAP_SCANLINE_PAD} }; -const int NUMFORMATS = sizeof (g_PixmapFormats) / sizeof (g_PixmapFormats[0]); +const int NUMFORMATS = sizeof(g_PixmapFormats) / sizeof(g_PixmapFormats[0]); #ifdef XWIN_CLIPBOARD static void -winClipboardShutdown (void) +winClipboardShutdown(void) { - /* Close down clipboard resources */ - if (g_fClipboard && g_fClipboardLaunched && g_fClipboardStarted) - { - /* Synchronously destroy the clipboard window */ - if (g_hwndClipboard != NULL) - { - SendMessage (g_hwndClipboard, WM_DESTROY, 0, 0); - /* NOTE: g_hwndClipboard is set to NULL in winclipboardthread.c */ - } - else - return; - - /* Wait for the clipboard thread to exit */ - pthread_join (g_ptClipboardProc, NULL); - - g_fClipboardLaunched = FALSE; - g_fClipboardStarted = FALSE; - - winDebug ("winClipboardShutdown - Clipboard thread has exited.\n"); + /* Close down clipboard resources */ + if (g_fClipboard && g_fClipboardLaunched && g_fClipboardStarted) { + /* Synchronously destroy the clipboard window */ + if (g_hwndClipboard != NULL) { + SendMessage(g_hwndClipboard, WM_DESTROY, 0, 0); + /* NOTE: g_hwndClipboard is set to NULL in winclipboardthread.c */ + } + else + return; + + /* Wait for the clipboard thread to exit */ + pthread_join(g_ptClipboardProc, NULL); + + g_fClipboardLaunched = FALSE; + g_fClipboardStarted = FALSE; + + winDebug("winClipboardShutdown - Clipboard thread has exited.\n"); } } #endif @@ -157,10 +151,9 @@ void ddxPushProviders(void) { #ifdef XWIN_GLX_WINDOWS - if (g_fNativeGl) - { - /* install the native GL provider */ - glxWinPushNativeProvider(); + if (g_fNativeGl) { + /* install the native GL provider */ + glxWinPushNativeProvider(); } #endif } @@ -172,92 +165,90 @@ ddxPushProviders(void) */ void -ddxBeforeReset (void) +ddxBeforeReset(void) { - winDebug ("ddxBeforeReset - Hello\n"); + winDebug("ddxBeforeReset - Hello\n"); #ifdef XWIN_CLIPBOARD - winClipboardShutdown (); + winClipboardShutdown(); #endif } #endif - /* See Porting Layer Definition - p. 57 */ void -ddxGiveUp (enum ExitCode error) +ddxGiveUp(enum ExitCode error) { - int i; + int i; #if CYGDEBUG - winDebug ("ddxGiveUp\n"); + winDebug("ddxGiveUp\n"); #endif - /* Perform per-screen deinitialization */ - for (i = 0; i < g_iNumScreens; ++i) - { - /* Delete the tray icon */ - if (!g_ScreenInfo[i].fNoTrayIcon && g_ScreenInfo[i].pScreen) - winDeleteNotifyIcon (winGetScreenPriv (g_ScreenInfo[i].pScreen)); + /* Perform per-screen deinitialization */ + for (i = 0; i < g_iNumScreens; ++i) { + /* Delete the tray icon */ + if (!g_ScreenInfo[i].fNoTrayIcon && g_ScreenInfo[i].pScreen) + winDeleteNotifyIcon(winGetScreenPriv(g_ScreenInfo[i].pScreen)); } #ifdef XWIN_MULTIWINDOW - /* Notify the worker threads we're exiting */ - winDeinitMultiWindowWM (); + /* Notify the worker threads we're exiting */ + winDeinitMultiWindowWM(); #endif #ifdef HAS_DEVWINDOWS - /* Close our handle to our message queue */ - if (g_fdMessageQueue != WIN_FD_INVALID) - { - /* Close /dev/windows */ - close (g_fdMessageQueue); + /* Close our handle to our message queue */ + if (g_fdMessageQueue != WIN_FD_INVALID) { + /* Close /dev/windows */ + close(g_fdMessageQueue); - /* Set the file handle to invalid */ - g_fdMessageQueue = WIN_FD_INVALID; + /* Set the file handle to invalid */ + g_fdMessageQueue = WIN_FD_INVALID; } #endif - if (!g_fLogInited) { - g_pszLogFile = LogInit (g_pszLogFile, NULL); - g_fLogInited = TRUE; - } - LogClose (error); - - /* - * At this point we aren't creating any new screens, so - * we are guaranteed to not need the DirectDraw functions. - */ - winReleaseDDProcAddresses(); - - /* Free concatenated command line */ - free(g_pszCommandLine); - g_pszCommandLine = NULL; - - /* Remove our keyboard hook if it is installed */ - winRemoveKeyboardHookLL (); - - /* Tell Windows that we want to end the app */ - PostQuitMessage (0); -} + if (!g_fLogInited) { + g_pszLogFile = LogInit(g_pszLogFile, NULL); + g_fLogInited = TRUE; + } + LogClose(error); + /* + * At this point we aren't creating any new screens, so + * we are guaranteed to not need the DirectDraw functions. + */ + winReleaseDDProcAddresses(); + + /* Free concatenated command line */ + free(g_pszCommandLine); + g_pszCommandLine = NULL; + + /* Remove our keyboard hook if it is installed */ + winRemoveKeyboardHookLL(); + + /* Tell Windows that we want to end the app */ + PostQuitMessage(0); +} /* See Porting Layer Definition - p. 57 */ void -AbortDDX (enum ExitCode error) +AbortDDX(enum ExitCode error) { #if CYGDEBUG - winDebug ("AbortDDX\n"); + winDebug("AbortDDX\n"); #endif - ddxGiveUp (error); + ddxGiveUp(error); } #ifdef __CYGWIN__ /* hasmntopt is currently not implemented for cygwin */ -static const char *winCheckMntOpt(const struct mntent *mnt, const char *opt) +static const char * +winCheckMntOpt(const struct mntent *mnt, const char *opt) { const char *s; size_t len; + if (mnt == NULL) return NULL; if (opt == NULL) @@ -269,99 +260,94 @@ static const char *winCheckMntOpt(const struct mntent *mnt, const char *opt) s = strstr(mnt->mnt_opts, opt); if (s == NULL) return NULL; - if ((s == mnt->mnt_opts || *(s-1) == ',') && (s[len] == 0 || s[len] == ',')) - return (char *)opt; + if ((s == mnt->mnt_opts || *(s - 1) == ',') && + (s[len] == 0 || s[len] == ',')) + return (char *) opt; return NULL; } static void winCheckMount(void) { - FILE *mnt; - struct mntent *ent; - - enum { none = 0, sys_root, user_root, sys_tmp, user_tmp } - level = none, curlevel; - BOOL binary = TRUE; - - mnt = setmntent("/etc/mtab", "r"); - if (mnt == NULL) - { - ErrorF("setmntent failed"); - return; - } - - while ((ent = getmntent(mnt)) != NULL) - { - BOOL system = (winCheckMntOpt(ent, "user") != NULL); - BOOL root = (strcmp(ent->mnt_dir, "/") == 0); - BOOL tmp = (strcmp(ent->mnt_dir, "/tmp") == 0); - - if (system) - { - if (root) - curlevel = sys_root; - else if (tmp) - curlevel = sys_tmp; - else - continue; + FILE *mnt; + struct mntent *ent; + + enum { none = 0, sys_root, user_root, sys_tmp, user_tmp } + level = none, curlevel; + BOOL binary = TRUE; + + mnt = setmntent("/etc/mtab", "r"); + if (mnt == NULL) { + ErrorF("setmntent failed"); + return; } - else - { - if (root) - curlevel = user_root; - else if (tmp) - curlevel = user_tmp; - else - continue; + + while ((ent = getmntent(mnt)) != NULL) { + BOOL system = (winCheckMntOpt(ent, "user") != NULL); + BOOL root = (strcmp(ent->mnt_dir, "/") == 0); + BOOL tmp = (strcmp(ent->mnt_dir, "/tmp") == 0); + + if (system) { + if (root) + curlevel = sys_root; + else if (tmp) + curlevel = sys_tmp; + else + continue; + } + else { + if (root) + curlevel = user_root; + else if (tmp) + curlevel = user_tmp; + else + continue; + } + + if (curlevel <= level) + continue; + level = curlevel; + + if ((winCheckMntOpt(ent, "binary") == NULL) && + (winCheckMntOpt(ent, "binmode") == NULL)) + binary = FALSE; + else + binary = TRUE; + } + + if (endmntent(mnt) != 1) { + ErrorF("endmntent failed"); + return; } - if (curlevel <= level) - continue; - level = curlevel; - - if ((winCheckMntOpt(ent, "binary") == NULL) && - (winCheckMntOpt(ent, "binmode") == NULL)) - binary = FALSE; - else - binary = TRUE; - } - - if (endmntent(mnt) != 1) - { - ErrorF("endmntent failed"); - return; - } - - if (!binary) - winMsg(X_WARNING, "/tmp mounted in textmode\n"); + if (!binary) + winMsg(X_WARNING, "/tmp mounted in textmode\n"); } #else static void -winCheckMount(void) +winCheckMount(void) { } #endif #ifdef RELOCATE_PROJECTROOT -const char * +const char * winGetBaseDir(void) { static BOOL inited = FALSE; static char buffer[MAX_PATH]; - if (!inited) - { + + if (!inited) { char *fendptr; HMODULE module = GetModuleHandle(NULL); DWORD size = GetModuleFileName(module, buffer, sizeof(buffer)); + if (sizeof(buffer) > 0) - buffer[sizeof(buffer)-1] = 0; - + buffer[sizeof(buffer) - 1] = 0; + fendptr = buffer + size; - while (fendptr > buffer) - { - if (*fendptr == '\\' || *fendptr == '/') - { + while (fendptr > buffer) { + if (*fendptr == '\\' || *fendptr == '/') { *fendptr = 0; break; } @@ -374,10 +360,11 @@ winGetBaseDir(void) #endif static void -winFixupPaths (void) +winFixupPaths(void) { BOOL changed_fontpath = FALSE; MessageType font_from = X_DEFAULT; + #ifdef RELOCATE_PROJECTROOT const char *basedir = winGetBaseDir(); size_t basedirlen = strlen(basedir); @@ -387,10 +374,10 @@ winFixupPaths (void) { /* Open fontpath configuration file */ FILE *fontdirs = fopen(ETCX11DIR "/font-dirs", "rt"); - if (fontdirs != NULL) - { + + if (fontdirs != NULL) { char buffer[256]; - int needs_sep = TRUE; + int needs_sep = TRUE; int comment_block = FALSE; /* get default fontpath */ @@ -398,8 +385,7 @@ winFixupPaths (void) size_t size = strlen(fontpath); /* read all lines */ - while (!feof(fontdirs)) - { + while (!feof(fontdirs)) { size_t blen; char *hashchar; char *str; @@ -407,29 +393,26 @@ winFixupPaths (void) /* read one line */ str = fgets(buffer, sizeof(buffer), fontdirs); - if (str == NULL) /* stop on error or eof */ + if (str == NULL) /* stop on error or eof */ break; if (strchr(str, '\n') != NULL) has_eol = TRUE; /* check if block is continued comment */ - if (comment_block) - { + if (comment_block) { /* ignore all input */ - *str = 0; - blen = 0; - if (has_eol) /* check if line ended in this block */ + *str = 0; + blen = 0; + if (has_eol) /* check if line ended in this block */ comment_block = FALSE; } - else - { + else { /* find comment character. ignore all trailing input */ hashchar = strchr(str, '#'); - if (hashchar != NULL) - { + if (hashchar != NULL) { *hashchar = 0; - if (!has_eol) /* mark next block as continued comment */ + if (!has_eol) /* mark next block as continued comment */ comment_block = TRUE; } } @@ -438,31 +421,30 @@ winFixupPaths (void) while (*str == ' ' || *str == '\t') str++; - /* get size, strip whitespaces from end */ + /* get size, strip whitespaces from end */ blen = strlen(str); - while (blen > 0 && (str[blen-1] == ' ' || - str[blen-1] == '\t' || str[blen-1] == '\n')) - { + while (blen > 0 && (str[blen - 1] == ' ' || + str[blen - 1] == '\t' || + str[blen - 1] == '\n')) { str[--blen] = 0; } - /* still something left to add? */ - if (blen > 0) - { + /* still something left to add? */ + if (blen > 0) { size_t newsize = size + blen; + /* reserve one character more for ',' */ if (needs_sep) newsize++; /* allocate memory */ if (fontpath == NULL) - fontpath = malloc(newsize+1); + fontpath = malloc(newsize + 1); else - fontpath = realloc(fontpath, newsize+1); + fontpath = realloc(fontpath, newsize + 1); /* add separator */ - if (needs_sep) - { + if (needs_sep) { fontpath[size] = ','; size++; needs_sep = FALSE; @@ -480,14 +462,14 @@ winFixupPaths (void) } /* cleanup */ - fclose(fontdirs); + fclose(fontdirs); defaultFontPath = strdup(fontpath); free(fontpath); changed_fontpath = TRUE; font_from = X_CONFIG; } } -#endif /* READ_FONTDIRS */ +#endif /* READ_FONTDIRS */ #ifdef RELOCATE_PROJECTROOT { const char *libx11dir = PROJECTROOT "/lib/X11"; @@ -500,20 +482,19 @@ winFixupPaths (void) ptr = strchr(oldptr, ','); if (ptr == NULL) ptr = endptr; - while (ptr != NULL) - { + while (ptr != NULL) { size_t oldfp_len = (ptr - oldptr); size_t newsize = oldfp_len; char *newpath = malloc(newsize + 1); + strncpy(newpath, oldptr, newsize); newpath[newsize] = 0; - - if (strncmp(libx11dir, newpath, libx11dir_len) == 0) - { + if (strncmp(libx11dir, newpath, libx11dir_len) == 0) { char *compose; + newsize = newsize - libx11dir_len + basedirlen; - compose = malloc(newsize + 1); + compose = malloc(newsize + 1); strcpy(compose, basedir); strncat(compose, newpath + libx11dir_len, newsize - basedirlen); compose[newsize] = 0; @@ -523,7 +504,7 @@ winFixupPaths (void) oldfp_len = newfp_len; if (oldfp_len > 0) - newfp_len ++; /* space for separator */ + newfp_len++; /* space for separator */ newfp_len += newsize; if (newfp == NULL) @@ -531,8 +512,7 @@ winFixupPaths (void) else newfp = realloc(newfp, newfp_len + 1); - if (oldfp_len > 0) - { + if (oldfp_len > 0) { strcpy(newfp + oldfp_len, ","); oldfp_len++; } @@ -540,76 +520,73 @@ winFixupPaths (void) free(newpath); - if (*ptr == 0) - { + if (*ptr == 0) { oldptr = ptr; ptr = NULL; - } else - { + } + else { oldptr = ptr + 1; ptr = strchr(oldptr, ','); if (ptr == NULL) ptr = endptr; } - } + } defaultFontPath = strdup(newfp); free(newfp); changed_fontpath = TRUE; } -#endif /* RELOCATE_PROJECTROOT */ +#endif /* RELOCATE_PROJECTROOT */ if (changed_fontpath) - winMsg (font_from, "FontPath set to \"%s\"\n", defaultFontPath); + winMsg(font_from, "FontPath set to \"%s\"\n", defaultFontPath); #ifdef RELOCATE_PROJECTROOT - if (getenv("XKEYSYMDB") == NULL) - { + if (getenv("XKEYSYMDB") == NULL) { char buffer[MAX_PATH]; - snprintf(buffer, sizeof(buffer), "XKEYSYMDB=%s\\XKeysymDB", - basedir); - buffer[sizeof(buffer)-1] = 0; + + snprintf(buffer, sizeof(buffer), "XKEYSYMDB=%s\\XKeysymDB", basedir); + buffer[sizeof(buffer) - 1] = 0; putenv(buffer); } - if (getenv("XERRORDB") == NULL) - { + if (getenv("XERRORDB") == NULL) { char buffer[MAX_PATH]; - snprintf(buffer, sizeof(buffer), "XERRORDB=%s\\XErrorDB", - basedir); - buffer[sizeof(buffer)-1] = 0; + + snprintf(buffer, sizeof(buffer), "XERRORDB=%s\\XErrorDB", basedir); + buffer[sizeof(buffer) - 1] = 0; putenv(buffer); } - if (getenv("XLOCALEDIR") == NULL) - { + if (getenv("XLOCALEDIR") == NULL) { char buffer[MAX_PATH]; - snprintf(buffer, sizeof(buffer), "XLOCALEDIR=%s\\locale", - basedir); - buffer[sizeof(buffer)-1] = 0; + + snprintf(buffer, sizeof(buffer), "XLOCALEDIR=%s\\locale", basedir); + buffer[sizeof(buffer) - 1] = 0; putenv(buffer); } - if (getenv("HOME") == NULL) - { + if (getenv("HOME") == NULL) { char buffer[MAX_PATH + 5]; + strncpy(buffer, "HOME=", 5); /* query appdata directory */ - if (SHGetFolderPathA(NULL, CSIDL_APPDATA|CSIDL_FLAG_CREATE, NULL, 0, buffer + 5) == 0) - { + if (SHGetFolderPathA + (NULL, CSIDL_APPDATA | CSIDL_FLAG_CREATE, NULL, 0, + buffer + 5) == 0) { putenv(buffer); - } else - { - winMsg (X_ERROR, "Can not determine HOME directory\n"); + } + else { + winMsg(X_ERROR, "Can not determine HOME directory\n"); } } if (!g_fLogFileChanged) { static char buffer[MAX_PATH]; DWORD size = GetTempPath(sizeof(buffer), buffer); - if (size && size < sizeof(buffer)) - { - snprintf(buffer + size, sizeof(buffer) - size, - "XWin.%s.log", display); - buffer[sizeof(buffer)-1] = 0; + + if (size && size < sizeof(buffer)) { + snprintf(buffer + size, sizeof(buffer) - size, + "XWin.%s.log", display); + buffer[sizeof(buffer) - 1] = 0; g_pszLogFile = buffer; - winMsg (X_DEFAULT, "Logfile set to \"%s\"\n", g_pszLogFile); + winMsg(X_DEFAULT, "Logfile set to \"%s\"\n", g_pszLogFile); } } { @@ -617,294 +594,283 @@ winFixupPaths (void) snprintf(xkbbasedir, sizeof(xkbbasedir), "%s\\xkb", basedir); if (sizeof(xkbbasedir) > 0) - xkbbasedir[sizeof(xkbbasedir)-1] = 0; + xkbbasedir[sizeof(xkbbasedir) - 1] = 0; XkbBaseDirectory = xkbbasedir; - XkbBinDirectory = basedir; + XkbBinDirectory = basedir; } -#endif /* RELOCATE_PROJECTROOT */ +#endif /* RELOCATE_PROJECTROOT */ } void -OsVendorInit (void) +OsVendorInit(void) { - /* Re-initialize global variables on server reset */ - winInitializeGlobals (); + /* Re-initialize global variables on server reset */ + winInitializeGlobals(); - winFixupPaths(); + winFixupPaths(); #ifdef DDXOSVERRORF - if (!OsVendorVErrorFProc) - OsVendorVErrorFProc = OsVendorVErrorF; + if (!OsVendorVErrorFProc) + OsVendorVErrorFProc = OsVendorVErrorF; #endif - if (!g_fLogInited) { - /* keep this order. If LogInit fails it calls Abort which then calls - * ddxGiveUp where LogInit is called again and creates an infinite - * recursion. If we set g_fLogInited to TRUE before the init we - * avoid the second call - */ - g_fLogInited = TRUE; - g_pszLogFile = LogInit (g_pszLogFile, NULL); - } - LogSetParameter (XLOG_FLUSH, 1); - LogSetParameter (XLOG_VERBOSITY, g_iLogVerbose); - LogSetParameter (XLOG_FILE_VERBOSITY, g_iLogVerbose); - - /* Log the version information */ - if (serverGeneration == 1) - winLogVersionInfo (); - - winCheckMount(); - - /* Add a default screen if no screens were specified */ - if (g_iNumScreens == 0) - { - winDebug ("OsVendorInit - Creating default screen 0\n"); - - /* - * We need to initialize the default screen 0 if no -screen - * arguments were processed. - * - * Add a screen 0 using the defaults set by winInitializeDefaultScreens() - * and any additional default screen parameters given - */ - winInitializeScreens(1); - - /* We have to flag this as an explicit screen, even though it isn't */ - g_ScreenInfo[0].fExplicitScreen = TRUE; + if (!g_fLogInited) { + /* keep this order. If LogInit fails it calls Abort which then calls + * ddxGiveUp where LogInit is called again and creates an infinite + * recursion. If we set g_fLogInited to TRUE before the init we + * avoid the second call + */ + g_fLogInited = TRUE; + g_pszLogFile = LogInit(g_pszLogFile, NULL); + } + LogSetParameter(XLOG_FLUSH, 1); + LogSetParameter(XLOG_VERBOSITY, g_iLogVerbose); + LogSetParameter(XLOG_FILE_VERBOSITY, g_iLogVerbose); + + /* Log the version information */ + if (serverGeneration == 1) + winLogVersionInfo(); + + winCheckMount(); + + /* Add a default screen if no screens were specified */ + if (g_iNumScreens == 0) { + winDebug("OsVendorInit - Creating default screen 0\n"); + + /* + * We need to initialize the default screen 0 if no -screen + * arguments were processed. + * + * Add a screen 0 using the defaults set by winInitializeDefaultScreens() + * and any additional default screen parameters given + */ + winInitializeScreens(1); + + /* We have to flag this as an explicit screen, even though it isn't */ + g_ScreenInfo[0].fExplicitScreen = TRUE; } - /* Work out what the default emulate3buttons setting should be, and apply - it if nothing was explicitly specified */ - { - int mouseButtons = GetSystemMetrics(SM_CMOUSEBUTTONS); - int j; - - for (j = 0; j < g_iNumScreens; j++) - { - if (g_ScreenInfo[j].iE3BTimeout == WIN_E3B_DEFAULT) - { - if (mouseButtons < 3) - { - static Bool reportOnce = TRUE; - g_ScreenInfo[j].iE3BTimeout = WIN_DEFAULT_E3B_TIME; - if (reportOnce) - { - reportOnce = FALSE; - winMsg(X_PROBED, "Windows reports only %d mouse buttons, defaulting to -emulate3buttons\n", mouseButtons); - } - } - else - { - g_ScreenInfo[j].iE3BTimeout = WIN_E3B_OFF; - } - } - } - } + /* Work out what the default emulate3buttons setting should be, and apply + it if nothing was explicitly specified */ + { + int mouseButtons = GetSystemMetrics(SM_CMOUSEBUTTONS); + int j; + + for (j = 0; j < g_iNumScreens; j++) { + if (g_ScreenInfo[j].iE3BTimeout == WIN_E3B_DEFAULT) { + if (mouseButtons < 3) { + static Bool reportOnce = TRUE; + + g_ScreenInfo[j].iE3BTimeout = WIN_DEFAULT_E3B_TIME; + if (reportOnce) { + reportOnce = FALSE; + winMsg(X_PROBED, + "Windows reports only %d mouse buttons, defaulting to -emulate3buttons\n", + mouseButtons); + } + } + else { + g_ScreenInfo[j].iE3BTimeout = WIN_E3B_OFF; + } + } + } + } } static void -winUseMsg (void) +winUseMsg(void) { - ErrorF("\n"); - ErrorF("\n"); - ErrorF(EXECUTABLE_NAME " Device Dependent Usage:\n"); - ErrorF("\n"); + ErrorF("\n"); + ErrorF("\n"); + ErrorF(EXECUTABLE_NAME " Device Dependent Usage:\n"); + ErrorF("\n"); #ifdef XWIN_CLIPBOARD - ErrorF ("-[no]clipboard\n" - "\tEnable [disable] the clipboard integration. Default is enabled.\n"); + ErrorF("-[no]clipboard\n" + "\tEnable [disable] the clipboard integration. Default is enabled.\n"); #endif - ErrorF ("-clipupdates num_boxes\n" - "\tUse a clipping region to constrain shadow update blits to\n" - "\tthe updated region when num_boxes, or more, are in the\n" - "\tupdated region.\n"); + ErrorF("-clipupdates num_boxes\n" + "\tUse a clipping region to constrain shadow update blits to\n" + "\tthe updated region when num_boxes, or more, are in the\n" + "\tupdated region.\n"); #ifdef XWIN_XF86CONFIG - ErrorF ("-config\n" - "\tSpecify a configuration file.\n"); + ErrorF("-config\n" "\tSpecify a configuration file.\n"); - ErrorF ("-configdir\n" - "\tSpecify a configuration directory.\n"); + ErrorF("-configdir\n" "\tSpecify a configuration directory.\n"); #endif - ErrorF ("-depth bits_per_pixel\n" - "\tSpecify an optional bitdepth to use in fullscreen mode\n" - "\twith a DirectDraw engine.\n"); + ErrorF("-depth bits_per_pixel\n" + "\tSpecify an optional bitdepth to use in fullscreen mode\n" + "\twith a DirectDraw engine.\n"); - ErrorF ("-[no]emulate3buttons [timeout]\n" - "\tEmulate 3 button mouse with an optional timeout in\n" - "\tmilliseconds.\n"); + ErrorF("-[no]emulate3buttons [timeout]\n" + "\tEmulate 3 button mouse with an optional timeout in\n" + "\tmilliseconds.\n"); #ifdef XWIN_EMULATEPSEUDO - ErrorF ("-emulatepseudo\n" - "\tCreate a depth 8 PseudoColor visual when running in\n" - "\tdepths 15, 16, 24, or 32, collectively known as TrueColor\n" - "\tdepths. The PseudoColor visual does not have correct colors,\n" - "\tand it may crash, but it at least allows you to run your\n" - "\tapplication in TrueColor modes.\n"); + ErrorF("-emulatepseudo\n" + "\tCreate a depth 8 PseudoColor visual when running in\n" + "\tdepths 15, 16, 24, or 32, collectively known as TrueColor\n" + "\tdepths. The PseudoColor visual does not have correct colors,\n" + "\tand it may crash, but it at least allows you to run your\n" + "\tapplication in TrueColor modes.\n"); #endif - ErrorF ("-engine engine_type_id\n" - "\tOverride the server's automatically selected engine type:\n" - "\t\t1 - Shadow GDI\n" - "\t\t2 - Shadow DirectDraw\n" - "\t\t4 - Shadow DirectDraw4 Non-Locking\n" + ErrorF("-engine engine_type_id\n" + "\tOverride the server's automatically selected engine type:\n" + "\t\t1 - Shadow GDI\n" + "\t\t2 - Shadow DirectDraw\n" + "\t\t4 - Shadow DirectDraw4 Non-Locking\n" #ifdef XWIN_PRIMARYFB - "\t\t8 - Primary DirectDraw - obsolete\n" + "\t\t8 - Primary DirectDraw - obsolete\n" #endif #ifdef XWIN_NATIVEGDI - "\t\t16 - Native GDI - experimental\n" + "\t\t16 - Native GDI - experimental\n" #endif - ); + ); - ErrorF ("-fullscreen\n" - "\tRun the server in fullscreen mode.\n"); + ErrorF("-fullscreen\n" "\tRun the server in fullscreen mode.\n"); - ErrorF ("-ignoreinput\n" - "\tIgnore keyboard and mouse input.\n"); + ErrorF("-ignoreinput\n" "\tIgnore keyboard and mouse input.\n"); #ifdef XWIN_MULTIWINDOWEXTWM - ErrorF ("-internalwm\n" - "\tRun the internal window manager.\n"); + ErrorF("-internalwm\n" "\tRun the internal window manager.\n"); #endif #ifdef XWIN_XF86CONFIG - ErrorF ("-keyboard\n" - "\tSpecify a keyboard device from the configuration file.\n"); + ErrorF("-keyboard\n" + "\tSpecify a keyboard device from the configuration file.\n"); #endif - ErrorF ("-[no]keyhook\n" - "\tGrab special Windows keypresses like Alt-Tab or the Menu " - "key.\n"); + ErrorF("-[no]keyhook\n" + "\tGrab special Windows keypresses like Alt-Tab or the Menu " + "key.\n"); - ErrorF ("-lesspointer\n" - "\tHide the windows mouse pointer when it is over any\n" - "\t" EXECUTABLE_NAME " window. This prevents ghost cursors appearing when\n" - "\tthe Windows cursor is drawn on top of the X cursor\n"); + ErrorF("-lesspointer\n" + "\tHide the windows mouse pointer when it is over any\n" + "\t" EXECUTABLE_NAME + " window. This prevents ghost cursors appearing when\n" + "\tthe Windows cursor is drawn on top of the X cursor\n"); - ErrorF ("-logfile filename\n" - "\tWrite log messages to <filename>.\n"); + ErrorF("-logfile filename\n" "\tWrite log messages to <filename>.\n"); - ErrorF ("-logverbose verbosity\n" - "\tSet the verbosity of log messages. [NOTE: Only a few messages\n" - "\trespect the settings yet]\n" - "\t\t0 - only print fatal error.\n" - "\t\t1 - print additional configuration information.\n" - "\t\t2 - print additional runtime information [default].\n" - "\t\t3 - print debugging and tracing information.\n"); + ErrorF("-logverbose verbosity\n" + "\tSet the verbosity of log messages. [NOTE: Only a few messages\n" + "\trespect the settings yet]\n" + "\t\t0 - only print fatal error.\n" + "\t\t1 - print additional configuration information.\n" + "\t\t2 - print additional runtime information [default].\n" + "\t\t3 - print debugging and tracing information.\n"); - ErrorF ("-[no]multimonitors or -[no]multiplemonitors\n" - "\tUse the entire virtual screen if multiple\n" - "\tmonitors are present.\n"); + ErrorF("-[no]multimonitors or -[no]multiplemonitors\n" + "\tUse the entire virtual screen if multiple\n" + "\tmonitors are present.\n"); #ifdef XWIN_MULTIWINDOW - ErrorF ("-multiwindow\n" - "\tRun the server in multi-window mode.\n"); + ErrorF("-multiwindow\n" "\tRun the server in multi-window mode.\n"); #endif #ifdef XWIN_MULTIWINDOWEXTWM - ErrorF ("-mwextwm\n" - "\tRun the server in multi-window external window manager mode.\n"); + ErrorF("-mwextwm\n" + "\tRun the server in multi-window external window manager mode.\n"); #endif - ErrorF ("-nodecoration\n" - "\tDo not draw a window border, title bar, etc. Windowed\n" - "\tmode only.\n"); + ErrorF("-nodecoration\n" + "\tDo not draw a window border, title bar, etc. Windowed\n" + "\tmode only.\n"); #ifdef XWIN_CLIPBOARD - ErrorF ("-nounicodeclipboard\n" - "\tDo not use Unicode clipboard even if on a NT-based platform.\n"); + ErrorF("-nounicodeclipboard\n" + "\tDo not use Unicode clipboard even if on a NT-based platform.\n"); #endif - ErrorF ("-refresh rate_in_Hz\n" - "\tSpecify an optional refresh rate to use in fullscreen mode\n" - "\twith a DirectDraw engine.\n"); - - ErrorF ("-resize=none|scrollbars|randr" - "\tIn windowed mode, [don't] allow resizing of the window. 'scrollbars'\n" - "\tmode gives the window scrollbars as needed, 'randr' mode uses the RANR\n" - "\textension to resize the X screen.\n"); - - ErrorF ("-rootless\n" - "\tRun the server in rootless mode.\n"); - - ErrorF ("-screen scr_num [width height [x y] | [[WxH[+X+Y]][@m]] ]\n" - "\tEnable screen scr_num and optionally specify a width and\n" - "\theight and initial position for that screen. Additionally\n" - "\ta monitor number can be specified to start the server on,\n" - "\tat which point, all coordinates become relative to that\n" - "\tmonitor. Examples:\n" - "\t -screen 0 800x600+100+100@2 ; 2nd monitor offset 100,100 size 800x600\n" - "\t -screen 0 1024x768@3 ; 3rd monitor size 1024x768\n" - "\t -screen 0 @1 ; on 1st monitor using its full resolution (the default)\n"); - - ErrorF ("-silent-dup-error\n" - "\tIf another instance of " EXECUTABLE_NAME " with the same display number is running\n" - "\texit silently and don't display any error message.\n"); - - ErrorF ("-swcursor\n" - "\tDisable the usage of the Windows cursor and use the X11 software\n" - "\tcursor instead.\n"); - - ErrorF ("-[no]trayicon\n" - "\tDo not create a tray icon. Default is to create one\n" - "\ticon per screen. You can globally disable tray icons with\n" - "\t-notrayicon, then enable it for specific screens with\n" - "\t-trayicon for those screens.\n"); - - ErrorF ("-[no]unixkill\n" - "\tCtrl+Alt+Backspace exits the X Server.\n"); + ErrorF("-refresh rate_in_Hz\n" + "\tSpecify an optional refresh rate to use in fullscreen mode\n" + "\twith a DirectDraw engine.\n"); + + ErrorF("-resize=none|scrollbars|randr" + "\tIn windowed mode, [don't] allow resizing of the window. 'scrollbars'\n" + "\tmode gives the window scrollbars as needed, 'randr' mode uses the RANR\n" + "\textension to resize the X screen.\n"); + + ErrorF("-rootless\n" "\tRun the server in rootless mode.\n"); + + ErrorF("-screen scr_num [width height [x y] | [[WxH[+X+Y]][@m]] ]\n" + "\tEnable screen scr_num and optionally specify a width and\n" + "\theight and initial position for that screen. Additionally\n" + "\ta monitor number can be specified to start the server on,\n" + "\tat which point, all coordinates become relative to that\n" + "\tmonitor. Examples:\n" + "\t -screen 0 800x600+100+100@2 ; 2nd monitor offset 100,100 size 800x600\n" + "\t -screen 0 1024x768@3 ; 3rd monitor size 1024x768\n" + "\t -screen 0 @1 ; on 1st monitor using its full resolution (the default)\n"); + + ErrorF("-silent-dup-error\n" + "\tIf another instance of " EXECUTABLE_NAME + " with the same display number is running\n" + "\texit silently and don't display any error message.\n"); + + ErrorF("-swcursor\n" + "\tDisable the usage of the Windows cursor and use the X11 software\n" + "\tcursor instead.\n"); + + ErrorF("-[no]trayicon\n" + "\tDo not create a tray icon. Default is to create one\n" + "\ticon per screen. You can globally disable tray icons with\n" + "\t-notrayicon, then enable it for specific screens with\n" + "\t-trayicon for those screens.\n"); + + ErrorF("-[no]unixkill\n" "\tCtrl+Alt+Backspace exits the X Server.\n"); #ifdef XWIN_GLX_WINDOWS - ErrorF ("-[no]wgl\n" - "\tEnable the GLX extension to use the native Windows WGL interface for accelerated OpenGL\n"); + ErrorF("-[no]wgl\n" + "\tEnable the GLX extension to use the native Windows WGL interface for accelerated OpenGL\n"); #endif - ErrorF ("-[no]winkill\n" - "\tAlt+F4 exits the X Server.\n"); + ErrorF("-[no]winkill\n" "\tAlt+F4 exits the X Server.\n"); - ErrorF ("-xkblayout XKBLayout\n" - "\tEquivalent to XKBLayout in XF86Config files.\n" - "\tFor example: -xkblayout de\n"); + ErrorF("-xkblayout XKBLayout\n" + "\tEquivalent to XKBLayout in XF86Config files.\n" + "\tFor example: -xkblayout de\n"); - ErrorF ("-xkbmodel XKBModel\n" - "\tEquivalent to XKBModel in XF86Config files.\n"); + ErrorF("-xkbmodel XKBModel\n" + "\tEquivalent to XKBModel in XF86Config files.\n"); - ErrorF ("-xkboptions XKBOptions\n" - "\tEquivalent to XKBOptions in XF86Config files.\n"); + ErrorF("-xkboptions XKBOptions\n" + "\tEquivalent to XKBOptions in XF86Config files.\n"); - ErrorF ("-xkbrules XKBRules\n" - "\tEquivalent to XKBRules in XF86Config files.\n"); + ErrorF("-xkbrules XKBRules\n" + "\tEquivalent to XKBRules in XF86Config files.\n"); - ErrorF ("-xkbvariant XKBVariant\n" - "\tEquivalent to XKBVariant in XF86Config files.\n" - "\tFor example: -xkbvariant nodeadkeys\n"); + ErrorF("-xkbvariant XKBVariant\n" + "\tEquivalent to XKBVariant in XF86Config files.\n" + "\tFor example: -xkbvariant nodeadkeys\n"); } /* See Porting Layer Definition - p. 57 */ void ddxUseMsg(void) { - /* Set a flag so that FatalError won't give duplicate warning message */ - g_fSilentFatalError = TRUE; - - winUseMsg(); - - /* Log file will not be opened for UseMsg unless we open it now */ - if (!g_fLogInited) { - g_pszLogFile = LogInit (g_pszLogFile, NULL); - g_fLogInited = TRUE; - } - LogClose (EXIT_NO_ERROR); - - /* Notify user where UseMsg text can be found.*/ - if (!g_fNoHelpMessageBox) - winMessageBoxF ("The " PROJECT_NAME " help text has been printed to " - "%s.\n" - "Please open %s to read the help text.\n", - MB_ICONINFORMATION, g_pszLogFile, g_pszLogFile); + /* Set a flag so that FatalError won't give duplicate warning message */ + g_fSilentFatalError = TRUE; + + winUseMsg(); + + /* Log file will not be opened for UseMsg unless we open it now */ + if (!g_fLogInited) { + g_pszLogFile = LogInit(g_pszLogFile, NULL); + g_fLogInited = TRUE; + } + LogClose(EXIT_NO_ERROR); + + /* Notify user where UseMsg text can be found. */ + if (!g_fNoHelpMessageBox) + winMessageBoxF("The " PROJECT_NAME " help text has been printed to " + "%s.\n" + "Please open %s to read the help text.\n", + MB_ICONINFORMATION, g_pszLogFile, g_pszLogFile); } /* See Porting Layer Definition - p. 20 */ @@ -915,102 +881,95 @@ ddxUseMsg(void) */ void -InitOutput (ScreenInfo *screenInfo, int argc, char *argv[]) +InitOutput(ScreenInfo * screenInfo, int argc, char *argv[]) { - int i; + int i; - /* Log the command line */ - winLogCommandLine (argc, argv); + /* Log the command line */ + winLogCommandLine(argc, argv); #if CYGDEBUG - winDebug ("InitOutput\n"); + winDebug("InitOutput\n"); #endif - /* Validate command-line arguments */ - if (serverGeneration == 1 && !winValidateArgs ()) - { - FatalError ("InitOutput - Invalid command-line arguments found. " - "Exiting.\n"); + /* Validate command-line arguments */ + if (serverGeneration == 1 && !winValidateArgs()) { + FatalError("InitOutput - Invalid command-line arguments found. " + "Exiting.\n"); } - /* Check for duplicate invocation on same display number.*/ - if (serverGeneration == 1 && !winCheckDisplayNumber ()) - { - if (g_fSilentDupError) - g_fSilentFatalError = TRUE; - FatalError ("InitOutput - Duplicate invocation on display " - "number: %s. Exiting.\n", display); + /* Check for duplicate invocation on same display number. */ + if (serverGeneration == 1 && !winCheckDisplayNumber()) { + if (g_fSilentDupError) + g_fSilentFatalError = TRUE; + FatalError("InitOutput - Duplicate invocation on display " + "number: %s. Exiting.\n", display); } #ifdef XWIN_XF86CONFIG - /* Try to read the xorg.conf-style configuration file */ - if (!winReadConfigfile ()) - winErrorFVerb (1, "InitOutput - Error reading config file\n"); + /* Try to read the xorg.conf-style configuration file */ + if (!winReadConfigfile()) + winErrorFVerb(1, "InitOutput - Error reading config file\n"); #else - winMsg(X_INFO, "xorg.conf is not supported\n"); - winMsg(X_INFO, "See http://x.cygwin.com/docs/faq/cygwin-x-faq.html " - "for more information\n"); - winConfigFiles (); + winMsg(X_INFO, "xorg.conf is not supported\n"); + winMsg(X_INFO, "See http://x.cygwin.com/docs/faq/cygwin-x-faq.html " + "for more information\n"); + winConfigFiles(); #endif - /* Load preferences from XWinrc file */ - LoadPreferences(); - - /* Setup global screen info parameters */ - screenInfo->imageByteOrder = IMAGE_BYTE_ORDER; - screenInfo->bitmapScanlinePad = BITMAP_SCANLINE_PAD; - screenInfo->bitmapScanlineUnit = BITMAP_SCANLINE_UNIT; - screenInfo->bitmapBitOrder = BITMAP_BIT_ORDER; - screenInfo->numPixmapFormats = NUMFORMATS; - - /* Describe how we want common pixmap formats padded */ - for (i = 0; i < NUMFORMATS; i++) - { - screenInfo->formats[i] = g_PixmapFormats[i]; + /* Load preferences from XWinrc file */ + LoadPreferences(); + + /* Setup global screen info parameters */ + screenInfo->imageByteOrder = IMAGE_BYTE_ORDER; + screenInfo->bitmapScanlinePad = BITMAP_SCANLINE_PAD; + screenInfo->bitmapScanlineUnit = BITMAP_SCANLINE_UNIT; + screenInfo->bitmapBitOrder = BITMAP_BIT_ORDER; + screenInfo->numPixmapFormats = NUMFORMATS; + + /* Describe how we want common pixmap formats padded */ + for (i = 0; i < NUMFORMATS; i++) { + screenInfo->formats[i] = g_PixmapFormats[i]; } - /* Load pointers to DirectDraw functions */ - winGetDDProcAddresses (); - - /* Detect supported engines */ - winDetectSupportedEngines (); + /* Load pointers to DirectDraw functions */ + winGetDDProcAddresses(); - /* Store the instance handle */ - g_hInstance = GetModuleHandle (NULL); + /* Detect supported engines */ + winDetectSupportedEngines(); - /* Initialize each screen */ - for (i = 0; i < g_iNumScreens; ++i) - { - /* Initialize the screen */ - if (-1 == AddScreen (winScreenInit, argc, argv)) - { - FatalError ("InitOutput - Couldn't add screen %d", i); - } + /* Store the instance handle */ + g_hInstance = GetModuleHandle(NULL); + + /* Initialize each screen */ + for (i = 0; i < g_iNumScreens; ++i) { + /* Initialize the screen */ + if (-1 == AddScreen(winScreenInit, argc, argv)) { + FatalError("InitOutput - Couldn't add screen %d", i); + } } #if defined(XWIN_CLIPBOARD) || defined(XWIN_MULTIWINDOW) - /* Generate a cookie used by internal clients for authorization */ - if (g_fXdmcpEnabled || g_fAuthEnabled) - winGenerateAuthorization (); - - /* Perform some one time initialization */ - if (1 == serverGeneration) - { - /* - * setlocale applies to all threads in the current process. - * Apply locale specified in LANG environment variable. - */ - setlocale (LC_ALL, ""); + /* Generate a cookie used by internal clients for authorization */ + if (g_fXdmcpEnabled || g_fAuthEnabled) + winGenerateAuthorization(); + + /* Perform some one time initialization */ + if (1 == serverGeneration) { + /* + * setlocale applies to all threads in the current process. + * Apply locale specified in LANG environment variable. + */ + setlocale(LC_ALL, ""); } #endif #if CYGDEBUG || YES - winDebug ("InitOutput - Returning.\n"); + winDebug("InitOutput - Returning.\n"); #endif } - /* * winCheckDisplayNumber - Check if another instance of Cygwin/X is * already running on the same display number. If no one exists, @@ -1020,67 +979,60 @@ InitOutput (ScreenInfo *screenInfo, int argc, char *argv[]) */ static Bool -winCheckDisplayNumber (void) +winCheckDisplayNumber(void) { - int nDisp; - HANDLE mutex; - char name[MAX_PATH]; - char * pszPrefix = '\0'; - OSVERSIONINFO osvi = {0}; - - /* Check display range */ - nDisp = atoi (display); - if (nDisp < 0 || nDisp > 65535) - { - ErrorF ("winCheckDisplayNumber - Bad display number: %d\n", nDisp); - return FALSE; + int nDisp; + HANDLE mutex; + char name[MAX_PATH]; + char *pszPrefix = '\0'; + OSVERSIONINFO osvi = { 0 }; + + /* Check display range */ + nDisp = atoi(display); + if (nDisp < 0 || nDisp > 65535) { + ErrorF("winCheckDisplayNumber - Bad display number: %d\n", nDisp); + return FALSE; } - /* Set first character of mutex name to null */ - name[0] = '\0'; + /* Set first character of mutex name to null */ + name[0] = '\0'; - /* Get operating system version information */ - osvi.dwOSVersionInfoSize = sizeof (osvi); - GetVersionEx (&osvi); + /* Get operating system version information */ + osvi.dwOSVersionInfoSize = sizeof(osvi); + GetVersionEx(&osvi); - /* Want a mutex shared among all terminals on NT > 4.0 */ - if (osvi.dwPlatformId == VER_PLATFORM_WIN32_NT - && osvi.dwMajorVersion >= 5) - { - pszPrefix = "Global\\"; + /* Want a mutex shared among all terminals on NT > 4.0 */ + if (osvi.dwPlatformId == VER_PLATFORM_WIN32_NT && osvi.dwMajorVersion >= 5) { + pszPrefix = "Global\\"; } - /* Setup Cygwin/X specific part of name */ - snprintf (name, sizeof(name), "%sCYGWINX_DISPLAY:%d", pszPrefix, nDisp); - - /* Windows automatically releases the mutex when this process exits */ - mutex = CreateMutex (NULL, FALSE, name); - if (!mutex) - { - LPVOID lpMsgBuf; - - /* Display a fancy error message */ - FormatMessage (FORMAT_MESSAGE_ALLOCATE_BUFFER | - FORMAT_MESSAGE_FROM_SYSTEM | - FORMAT_MESSAGE_IGNORE_INSERTS, - NULL, - GetLastError (), - MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), - (LPTSTR) &lpMsgBuf, - 0, NULL); - ErrorF ("winCheckDisplayNumber - CreateMutex failed: %s\n", - (LPSTR)lpMsgBuf); - LocalFree (lpMsgBuf); - - return FALSE; + /* Setup Cygwin/X specific part of name */ + snprintf(name, sizeof(name), "%sCYGWINX_DISPLAY:%d", pszPrefix, nDisp); + + /* Windows automatically releases the mutex when this process exits */ + mutex = CreateMutex(NULL, FALSE, name); + if (!mutex) { + LPVOID lpMsgBuf; + + /* Display a fancy error message */ + FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | + FORMAT_MESSAGE_FROM_SYSTEM | + FORMAT_MESSAGE_IGNORE_INSERTS, + NULL, + GetLastError(), + MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), + (LPTSTR) & lpMsgBuf, 0, NULL); + ErrorF("winCheckDisplayNumber - CreateMutex failed: %s\n", + (LPSTR) lpMsgBuf); + LocalFree(lpMsgBuf); + + return FALSE; } - if (GetLastError () == ERROR_ALREADY_EXISTS) - { - ErrorF ("winCheckDisplayNumber - " - PROJECT_NAME " is already running on display %d\n", - nDisp); - return FALSE; + if (GetLastError() == ERROR_ALREADY_EXISTS) { + ErrorF("winCheckDisplayNumber - " + PROJECT_NAME " is already running on display %d\n", nDisp); + return FALSE; } - return TRUE; + return TRUE; } |