diff options
Diffstat (limited to 'xorg-server/os/utils.c')
| -rw-r--r-- | xorg-server/os/utils.c | 154 |
1 files changed, 104 insertions, 50 deletions
diff --git a/xorg-server/os/utils.c b/xorg-server/os/utils.c index 36cb46f11..d2d027ed9 100644 --- a/xorg-server/os/utils.c +++ b/xorg-server/os/utils.c @@ -201,6 +201,11 @@ Bool PanoramiXExtensionDisabledHack = FALSE; int auditTrailLevel = 1; +#ifdef _MSC_VER +static HANDLE s_hSmartScheduleTimer = NULL; +static HANDLE s_hSmartScheduleTimerQueue = NULL; +#endif + #if defined(SVR4) || defined(__linux__) || defined(CSRG_BASED) #define HAS_SAVED_IDS_AND_SETEUID #endif @@ -208,6 +213,9 @@ int auditTrailLevel = 1; OsSigHandlerPtr OsSignal(int sig, OsSigHandlerPtr handler) { +#ifdef X_NOT_POSIX + return signal(sig, handler); +#else struct sigaction act, oact; sigemptyset(&act.sa_mask); @@ -218,6 +226,7 @@ OsSignal(int sig, OsSigHandlerPtr handler) if (sigaction(sig, &act, &oact)) perror("sigaction"); return oact.sa_handler; +#endif } /* @@ -232,7 +241,7 @@ OsSignal(int sig, OsSigHandlerPtr handler) #define LOCK_SUFFIX "-lock" static Bool StillLocking = FALSE; -static char LockFile[PATH_MAX]; +static char szLockFile[PATH_MAX]; static Bool nolock = FALSE; /* @@ -244,26 +253,34 @@ static Bool nolock = FALSE; void LockServer(void) { +#if defined(WIN32) && !defined(__CYGWIN__) + char MutexName[100]; + sprintf(MutexName, "Global\\VcXsrv_Mutex_%d\n", getpid()); + if (!CreateMutex(NULL,TRUE,MutexName) || GetLastError()== ERROR_ALREADY_EXISTS) + { + FatalError("Server is already active for display %d\n", atoi(display)); + } +#else + char port[20]; char tmp[PATH_MAX], pid_str[12]; int lfd, i, haslock, l_pid, t; char *tmppath = NULL; int len; - char port[20]; if (nolock) return; /* * Path names */ tmppath = LOCK_DIR; - sprintf(port, "%d", atoi(display)); + len = strlen(LOCK_PREFIX) > strlen(LOCK_TMP_PREFIX) ? strlen(LOCK_PREFIX) : strlen(LOCK_TMP_PREFIX); len += strlen(tmppath) + strlen(port) + strlen(LOCK_SUFFIX) + 1; - if (len > sizeof(LockFile)) + if (len > sizeof(szLockFile)) FatalError("Display name `%s' is too long\n", port); (void)sprintf(tmp, "%s" LOCK_TMP_PREFIX "%s" LOCK_SUFFIX, tmppath, port); - (void)sprintf(LockFile, "%s" LOCK_PREFIX "%s" LOCK_SUFFIX, tmppath, port); + (void)sprintf(szLockFile, "%s" LOCK_PREFIX "%s" LOCK_SUFFIX, tmppath, port); /* * Create a temporary file containing our PID. Attempt three times @@ -305,7 +322,7 @@ LockServer(void) i = 0; haslock = 0; while ((!haslock) && (i++ < 3)) { - haslock = (link(tmp,LockFile) == 0); + haslock = (link(tmp,szLockFile) == 0); if (haslock) { /* * We're done. @@ -316,17 +333,17 @@ LockServer(void) /* * Read the pid from the existing file */ - lfd = open(LockFile, O_RDONLY); + lfd = open(szLockFile, O_RDONLY); if (lfd < 0) { unlink(tmp); - FatalError("Can't read lock file %s\n", LockFile); + FatalError("Can't read lock file %s\n", szLockFile); } pid_str[0] = '\0'; if (read(lfd, pid_str, 11) != 11) { /* * Bogus lock file. */ - unlink(LockFile); + unlink(szLockFile); close(lfd); continue; } @@ -343,7 +360,7 @@ LockServer(void) /* * Stale lock file. */ - unlink(LockFile); + unlink(szLockFile); continue; } else if (((t < 0) && (errno == EPERM)) || (t == 0)) { @@ -353,14 +370,15 @@ LockServer(void) unlink(tmp); FatalError("Server is already active for display %s\n%s %s\n%s\n", port, "\tIf this server is no longer running, remove", - LockFile, "\tand start again."); + szLockFile, "\tand start again."); } } } unlink(tmp); if (!haslock) - FatalError("Could not create server lock file: %s\n", LockFile); + FatalError("Could not create server lock file: %s\n", szLockFile); StillLocking = FALSE; +#endif } /* @@ -374,7 +392,7 @@ UnlockServer(void) if (!StillLocking){ - (void) unlink(LockFile); + (void) unlink(szLockFile); } } @@ -465,7 +483,10 @@ AdjustWaitForDelay (pointer waitTime, unsigned long newdelay) void UseMsg(void) { - ErrorF("use: X [:<display>] [option]\n"); + ErrorF("Usage...\nVcxsrv [:<display>] [option]\n\n"); + ErrorF(":display-number\n\tVcxsrv runs as the given display-number, which defaults to 0.\n"); + ErrorF("\tTo run multiple instances, use unique display-numbers.\n\n"); + ErrorF("-a # default pointer acceleration (factor)\n"); ErrorF("-ac disable access control restrictions\n"); ErrorF("-audit int set audit trail level\n"); @@ -473,12 +494,14 @@ void UseMsg(void) ErrorF("-br create root window with black background\n"); ErrorF("+bs enable any backing store support\n"); ErrorF("-bs disable any backing store support\n"); - ErrorF("-c turns off key-click\n"); - ErrorF("c # key-click volume (0-100)\n"); ErrorF("-cc int default color visual class\n"); ErrorF("-nocursor disable the cursor\n"); ErrorF("-core generate core dump on fatal error\n"); +#ifdef _MSC_VER + ErrorF("-dpi [auto|int] screen resolution set to native or this dpi\n"); +#else ErrorF("-dpi int screen resolution in dots per inch\n"); +#endif #ifdef DPMSExtension ErrorF("-dpms disables VESA DPMS monitor control\n"); #endif @@ -503,31 +526,24 @@ void UseMsg(void) ErrorF("-noreset don't reset after last client exists\n"); ErrorF("-background [none] create root window with no background\n"); ErrorF("-reset reset after last client exists\n"); - ErrorF("-p # screen-saver pattern duration (minutes)\n"); ErrorF("-pn accept failure to listen on all ports\n"); ErrorF("-nopn reject failure to listen on all ports\n"); ErrorF("-r turns off auto-repeat\n"); ErrorF("r turns on auto-repeat \n"); ErrorF("-render [default|mono|gray|color] set render color alloc policy\n"); - ErrorF("-retro start with classic stipple and cursor\n"); - ErrorF("-s # screen-saver timeout (minutes)\n"); + ErrorF("-retro start with classic stipple\n"); ErrorF("-t # default pointer threshold (pixels/t)\n"); ErrorF("-terminate terminate at server reset\n"); ErrorF("-to # connection time out\n"); ErrorF("-tst disable testing extensions\n"); - ErrorF("ttyxx server started from init on /dev/ttyxx\n"); - ErrorF("v video blanking for screen-saver\n"); - ErrorF("-v screen-saver without video blanking\n"); ErrorF("-wm WhenMapped default backing-store\n"); ErrorF("-wr create root window with white background\n"); - ErrorF("-maxbigreqsize set maximal bigrequest size \n"); #ifdef PANORAMIX ErrorF("+xinerama Enable XINERAMA extension\n"); ErrorF("-xinerama Disable XINERAMA extension\n"); #endif ErrorF("-dumbSched Disable smart scheduling, enable old behavior\n"); ErrorF("-schedInterval int Set scheduler interval in msec\n"); - ErrorF("-sigstop Enable SIGSTOP based startup\n"); ErrorF("+extension name Enable extension\n"); ErrorF("-extension name Disable extension\n"); #ifdef XDMCP @@ -621,17 +637,6 @@ ProcessCommandLine(int argc, char *argv[]) enableBackingStore = TRUE; else if ( strcmp( argv[i], "-bs") == 0) disableBackingStore = TRUE; - else if ( strcmp( argv[i], "c") == 0) - { - if(++i < argc) - defaultKeyboardControl.click = atoi(argv[i]); - else - UseMsg(); - } - else if ( strcmp( argv[i], "-c") == 0) - { - defaultKeyboardControl.click = 0; - } else if ( strcmp( argv[i], "-cc") == 0) { if(++i < argc) @@ -656,7 +661,24 @@ ProcessCommandLine(int argc, char *argv[]) else if ( strcmp( argv[i], "-dpi") == 0) { if(++i < argc) +#ifdef _MSC_VER + { + if (strcmp(argv[i], "auto") == 0) + { + HDC hdc = GetDC(NULL); + if (hdc) + { + int dpiY = GetDeviceCaps(hdc, LOGPIXELSY); + monitorResolution = dpiY; + ReleaseDC(NULL, hdc); + } + } + else if (isdigit(*argv[i])) /* Naively prevent a crash if not numeric */ + monitorResolution = atoi(argv[i]); + } +#else monitorResolution = atoi(argv[i]); +#endif else UseMsg(); } @@ -824,10 +846,6 @@ ProcessCommandLine(int argc, char *argv[]) { noTestExtensions = TRUE; } - else if ( strcmp( argv[i], "v") == 0) - defaultScreenSaverBlanking = PreferBlanking; - else if ( strcmp( argv[i], "-v") == 0) - defaultScreenSaverBlanking = DontPreferBlanking; else if ( strcmp( argv[i], "-wm") == 0) defaultBackingStore = WhenMapped; else if ( strcmp( argv[i], "-wr") == 0) @@ -921,10 +939,6 @@ ProcessCommandLine(int argc, char *argv[]) else UseMsg (); } - else if ( strcmp( argv[i], "-sigstop") == 0) - { - RunFromSigStopParent = TRUE; - } else if ( strcmp( argv[i], "+extension") == 0) { if (++i < argc) @@ -1122,6 +1136,12 @@ XNFstrdup(const char *s) void SmartScheduleStopTimer (void) { +#ifdef _MSC_VER + if (SmartScheduleDisable) + return; + DeleteTimerQueueTimer(s_hSmartScheduleTimerQueue, s_hSmartScheduleTimer, NULL); + s_hSmartScheduleTimer=NULL; +#else struct itimerval timer; if (SmartScheduleDisable) @@ -1131,11 +1151,36 @@ SmartScheduleStopTimer (void) timer.it_value.tv_sec = 0; timer.it_value.tv_usec = 0; (void) setitimer (ITIMER_REAL, &timer, 0); +#endif +} + +#ifdef _MSC_VER +static VOID CALLBACK SmartScheduleTimer( PVOID lpParameter, BOOLEAN TimerOrWaitFired) +#else +static void SmartScheduleTimer (int sig) +#endif +{ + SmartScheduleTime += SmartScheduleInterval; } + void SmartScheduleStartTimer (void) { +#ifdef _MSC_VER + if (SmartScheduleDisable) + return; + + if (!CreateTimerQueueTimer( &s_hSmartScheduleTimer, s_hSmartScheduleTimerQueue, SmartScheduleTimer, NULL + , SmartScheduleInterval, SmartScheduleInterval, WT_EXECUTEONLYONCE|WT_EXECUTEINPERSISTENTTHREAD)) + { + DWORD Error=GetLastError(); + ErrorF("Error starting timer, smart scheduling disabled: 0x%x (%d)\n",Error,Error); + CloseHandle(s_hSmartScheduleTimer); + SmartScheduleDisable = TRUE; + return; + } +#else struct itimerval timer; if (SmartScheduleDisable) @@ -1145,17 +1190,23 @@ SmartScheduleStartTimer (void) timer.it_value.tv_sec = 0; timer.it_value.tv_usec = SmartScheduleInterval * 1000; setitimer (ITIMER_REAL, &timer, 0); -} - -static void -SmartScheduleTimer (int sig) -{ - SmartScheduleTime += SmartScheduleInterval; +#endif } void SmartScheduleInit (void) { +#ifdef _MSC_VER + if (SmartScheduleDisable) + return; + s_hSmartScheduleTimerQueue = CreateTimerQueue(); + if (!s_hSmartScheduleTimerQueue) + { + DWORD Error=GetLastError(); + ErrorF("Error creating timer, smart scheduling disabled: 0x%x (%d)\n",Error,Error); + SmartScheduleDisable = TRUE; + } +#else struct sigaction act; if (SmartScheduleDisable) @@ -1172,6 +1223,7 @@ SmartScheduleInit (void) perror ("sigaction for smart scheduler"); SmartScheduleDisable = TRUE; } +#endif } #ifdef SIG_BLOCK @@ -1526,6 +1578,7 @@ Fclose(pointer iop) */ /* Consider LD* variables insecure? */ +#ifndef _MSC_VER #ifndef REMOVE_ENV_LD #define REMOVE_ENV_LD 1 #endif @@ -1534,6 +1587,7 @@ Fclose(pointer iop) #ifndef REMOVE_LONG_ENV #define REMOVE_LONG_ENV 1 #endif +#endif /* * Disallow stdout or stderr as pipes? It's possible to block the X server @@ -1564,7 +1618,7 @@ Fclose(pointer iop) #endif #define MAX_ARG_LENGTH 128 -#define MAX_ENV_LENGTH 256 +#define MAX_ENV_LENGTH 2048 #define MAX_ENV_PATH_LENGTH 2048 /* Limit for *PATH and TERMCAP */ #if USE_ISPRINT |