diff options
Diffstat (limited to 'kdesktop/lock/main.cpp')
| -rw-r--r-- | kdesktop/lock/main.cpp | 880 |
1 files changed, 448 insertions, 432 deletions
diff --git a/kdesktop/lock/main.cpp b/kdesktop/lock/main.cpp index c5993f4ac..9f707c35d 100644 --- a/kdesktop/lock/main.cpp +++ b/kdesktop/lock/main.cpp @@ -1,7 +1,7 @@ -/* This file is part of the KDE project +/* This file is part of the TDE project Copyright (C) 1999 David Faure Copyright (c) 2003 Oswald Buddenhagen <ossi@kde.org> - Copyright (c) 2010-2012 Timothy Pearson <kb9vqf@pearsoncomputing.net> + Copyright (c) 2010-2015 Timothy Pearson <kb9vqf@pearsoncomputing.net> This library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public @@ -33,14 +33,14 @@ #include <kdebug.h> #include <tdeglobalsettings.h> #include <dcopref.h> -#include <ksimpleconfig.h> -#include <kstandarddirs.h> +#include <tdesimpleconfig.h> +#include <tdestandarddirs.h> #include <tdmtsak.h> #include <stdlib.h> -#if defined(Q_WS_X11) && defined(HAVE_XRENDER) && TQT_VERSION >= 0x030300 +#if defined(TQ_WS_X11) && defined(HAVE_XRENDER) && TQT_VERSION >= 0x030300 #define COMPOSITE #endif @@ -58,496 +58,512 @@ TQXLibWindowList trinity_desktop_lock_hidden_window_list; // [FIXME] Add GUI configuration checkboxes for these three settings (see kdesktoprc [ScreenSaver] UseUnmanagedLockWindows, DelaySaverStart, and UseTDESAK) -bool trinity_desktop_lock_use_system_modal_dialogs = FALSE; -bool trinity_desktop_lock_delay_screensaver_start = FALSE; -bool trinity_desktop_lock_use_sak = FALSE; -bool trinity_desktop_lock_hide_active_windows = FALSE; -bool trinity_desktop_lock_hide_cancel_button = FALSE; -bool trinity_desktop_lock_forced = FALSE; - -LockProcess* trinity_desktop_lock_process = NULL; +bool trinity_desktop_lock_use_system_modal_dialogs = false; +bool trinity_desktop_lock_delay_screensaver_start = false; +bool trinity_desktop_lock_use_sak = false; +bool trinity_desktop_lock_hide_active_windows = false; +bool trinity_desktop_lock_hide_cancel_button = false; +bool trinity_desktop_lock_forced = false; +// This is a temporary variable used till a fix for the grab issue is prepared +bool trinity_desktop_lock_failed_grab = false; bool signalled_forcelock; bool signalled_dontlock; bool signalled_securedialog; bool signalled_blank; bool signalled_run; -bool in_internal_mode = FALSE; +bool in_internal_mode = false; -bool argb_visual = FALSE; +bool argb_visual = false; pid_t kdesktop_pid = -1; -bool trinity_desktop_lock_settings_initialized = FALSE; +bool trinity_desktop_lock_settings_initialized = false; static void sigusr1_handler(int) { - signalled_forcelock = TRUE; + signalled_forcelock = true; } static void sigusr2_handler(int) { - signalled_dontlock = TRUE; + signalled_dontlock = true; } -static void sigusr3_handler(int) +static void sigwinch_handler(int) { - signalled_securedialog = TRUE; + signalled_securedialog = true; } -static void sigusr4_handler(int) +static void sigttin_handler(int) { - signalled_blank = TRUE; + signalled_blank = true; } -static void sigusr5_handler(int) +static void sigttou_handler(int) { - signalled_run = TRUE; + signalled_run = true; } static int trapXErrors(Display *, XErrorEvent *) { - return 0; + return 0; } bool MyApp::x11EventFilter( XEvent *ev ) { - if (ev->type == ButtonPress || ev->type == ButtonRelease || ev->type == MotionNotify) { - emit mouseInteraction(ev); - } - if (ev->type == XKeyPress || ev->type == ButtonPress) { - emit activity(); - } - else if (ev->type == MotionNotify) { - time_t tick = time( 0 ); - if (tick != lastTick) { - lastTick = tick; - emit activity(); - } - } - else if (ev->type == MapNotify) { - // HACK - // Hide all tooltips and notification windows - XMapEvent map_event = ev->xmap; - XWindowAttributes childAttr; - Window childTransient; - if (XGetWindowAttributes(map_event.display, map_event.window, &childAttr) && XGetTransientForHint(map_event.display, map_event.window, &childTransient)) { - if((childAttr.map_state == IsViewable) && (childAttr.override_redirect) && (childTransient)) { - if (!trinity_desktop_lock_hidden_window_list.contains(map_event.window)) { - trinity_desktop_lock_hidden_window_list.append(map_event.window); - } - XLowerWindow(map_event.display, map_event.window); - XFlush(map_event.display); - } - } - } - else if (ev->type == VisibilityNotify) { - // HACK - // Hide all tooltips and notification windows - XVisibilityEvent visibility_event = ev->xvisibility; - XWindowAttributes childAttr; - Window childTransient; - if ((visibility_event.state == VisibilityUnobscured) || (visibility_event.state == VisibilityPartiallyObscured)) { - if (XGetWindowAttributes(visibility_event.display, visibility_event.window, &childAttr) && XGetTransientForHint(visibility_event.display, visibility_event.window, &childTransient)) { - if((childAttr.map_state == IsViewable) && (childAttr.override_redirect) && (childTransient)) { - if (!trinity_desktop_lock_hidden_window_list.contains(visibility_event.window)) { - trinity_desktop_lock_hidden_window_list.append(visibility_event.window); - } - XLowerWindow(visibility_event.display, visibility_event.window); - XFlush(visibility_event.display); - } - } - } - } - else if (ev->type == CreateNotify) { - // HACK - // Close all tooltips and notification windows - XCreateWindowEvent create_event = ev->xcreatewindow; - XWindowAttributes childAttr; - Window childTransient; - - // XGetWindowAttributes may generate BadWindow errors, so make sure they are silently ignored - int (*oldHandler)(Display *, XErrorEvent *); - oldHandler = XSetErrorHandler(trapXErrors); - if (XGetWindowAttributes(create_event.display, create_event.window, &childAttr) && XGetTransientForHint(create_event.display, create_event.window, &childTransient)) { - if ((childAttr.override_redirect) && (childTransient)) { - if (!trinity_desktop_lock_hidden_window_list.contains(create_event.window)) { - trinity_desktop_lock_hidden_window_list.append(create_event.window); - } - XLowerWindow(create_event.display, create_event.window); - XFlush(create_event.display); - } - } - XSetErrorHandler(oldHandler); - } - else if (ev->type == DestroyNotify) { - XDestroyWindowEvent destroy_event = ev->xdestroywindow; - if (trinity_desktop_lock_hidden_window_list.contains(destroy_event.window)) { - trinity_desktop_lock_hidden_window_list.remove(destroy_event.window); - } - } + if (ev->type == ButtonPress || ev->type == ButtonRelease || ev->type == MotionNotify) { + emit mouseInteraction(ev); + } + if (ev->type == XKeyPress || ev->type == ButtonPress) { + emit activity(); + } + else if (ev->type == MotionNotify) { + time_t tick = time( 0 ); + if (tick != lastTick) { + lastTick = tick; + emit activity(); + } + } + else if (ev->type == MapNotify) { + // HACK + // Hide all tooltips and notification windows + XMapEvent map_event = ev->xmap; + XWindowAttributes childAttr; + Window childTransient; + if (XGetWindowAttributes(map_event.display, map_event.window, &childAttr) && XGetTransientForHint(map_event.display, map_event.window, &childTransient)) { + if((childAttr.map_state == IsViewable) && (childAttr.override_redirect) && (childTransient)) { + if (!trinity_desktop_lock_hidden_window_list.contains(map_event.window)) { + trinity_desktop_lock_hidden_window_list.append(map_event.window); + } + XLowerWindow(map_event.display, map_event.window); + XFlush(map_event.display); + } + } + } + else if (ev->type == VisibilityNotify) { + // HACK + // Hide all tooltips and notification windows + XVisibilityEvent visibility_event = ev->xvisibility; + XWindowAttributes childAttr; + Window childTransient; + if ((visibility_event.state == VisibilityUnobscured) || (visibility_event.state == VisibilityPartiallyObscured)) { + if (XGetWindowAttributes(visibility_event.display, visibility_event.window, &childAttr) && XGetTransientForHint(visibility_event.display, visibility_event.window, &childTransient)) { + if((childAttr.map_state == IsViewable) && (childAttr.override_redirect) && (childTransient)) { + if (!trinity_desktop_lock_hidden_window_list.contains(visibility_event.window)) { + trinity_desktop_lock_hidden_window_list.append(visibility_event.window); + } + XLowerWindow(visibility_event.display, visibility_event.window); + XFlush(visibility_event.display); + } + } + } + } + else if (ev->type == CreateNotify) { + // HACK + // Close all tooltips and notification windows + XCreateWindowEvent create_event = ev->xcreatewindow; + XWindowAttributes childAttr; + Window childTransient; + + // XGetWindowAttributes may generate BadWindow errors, so make sure they are silently ignored + int (*oldHandler)(Display *, XErrorEvent *); + oldHandler = XSetErrorHandler(trapXErrors); + if (XGetWindowAttributes(create_event.display, create_event.window, &childAttr) && XGetTransientForHint(create_event.display, create_event.window, &childTransient)) { + if ((childAttr.override_redirect) && (childTransient)) { + if (!trinity_desktop_lock_hidden_window_list.contains(create_event.window)) { + trinity_desktop_lock_hidden_window_list.append(create_event.window); + } + XLowerWindow(create_event.display, create_event.window); + XFlush(create_event.display); + } + } + XSetErrorHandler(oldHandler); + } + else if (ev->type == DestroyNotify) { + XDestroyWindowEvent destroy_event = ev->xdestroywindow; + if (trinity_desktop_lock_hidden_window_list.contains(destroy_event.window)) { + trinity_desktop_lock_hidden_window_list.remove(destroy_event.window); + } + } #if 0 - else if (ev->type == CreateNotify) { - // HACK - // Close all tooltips and notification windows - XCreateWindowEvent create_event = ev->xcreatewindow; - XWindowAttributes childAttr; - Window childTransient; - if (XGetWindowAttributes(create_event.display, create_event.window, &childAttr) && XGetTransientForHint(create_event.display, create_event.window, &childTransient)) { - if ((childAttr.override_redirect) && (childTransient)) { - XDestroyWindow(create_event.display, create_event.window); - } - } - } + else if (ev->type == CreateNotify) { + // HACK + // Close all tooltips and notification windows + XCreateWindowEvent create_event = ev->xcreatewindow; + XWindowAttributes childAttr; + Window childTransient; + if (XGetWindowAttributes(create_event.display, create_event.window, &childAttr) && XGetTransientForHint(create_event.display, create_event.window, &childTransient)) { + if ((childAttr.override_redirect) && (childTransient)) { + XDestroyWindow(create_event.display, create_event.window); + } + } + } #endif - return TDEApplication::x11EventFilter( ev ); + return TDEApplication::x11EventFilter( ev ); } static TDECmdLineOptions options[] = { - { "forcelock", I18N_NOOP("Force session locking"), 0 }, - { "dontlock", I18N_NOOP("Only start screensaver"), 0 }, - { "securedialog", I18N_NOOP("Launch the secure dialog"), 0 }, - { "blank", I18N_NOOP("Only use the blank screensaver"), 0 }, - { "internal <pid>", I18N_NOOP("TDE internal command for background process loading"), 0 }, - TDECmdLineLastOption + { "forcelock", I18N_NOOP("Force session locking"), 0 }, + { "dontlock", I18N_NOOP("Only start screensaver"), 0 }, + { "securedialog", I18N_NOOP("Launch the secure dialog"), 0 }, + { "blank", I18N_NOOP("Only use the blank screensaver"), 0 }, + { "internal <pid>", I18N_NOOP("TDE internal command for background process loading"), 0 }, + TDECmdLineLastOption }; void restore_hidden_override_redirect_windows() { - TQXLibWindowList::iterator it; - for (it = trinity_desktop_lock_hidden_window_list.begin(); it != trinity_desktop_lock_hidden_window_list.end(); ++it) { - Window win = *it; - XRaiseWindow(tqt_xdisplay(), win); - } + TQXLibWindowList::iterator it; + for (it = trinity_desktop_lock_hidden_window_list.begin(); it != trinity_desktop_lock_hidden_window_list.end(); ++it) { + Window win = *it; + XRaiseWindow(tqt_xdisplay(), win); + } } // ----------------------------------------------------------------------------- int main( int argc, char **argv ) { - TDELocale::setMainCatalogue("kdesktop"); - - TDECmdLineArgs::init( argc, argv, "kdesktop_lock", I18N_NOOP("KDesktop Locker"), I18N_NOOP("Session Locker for KDesktop"), "2.1" ); - TDECmdLineArgs::addCmdLineOptions( options ); - TDECmdLineArgs *args = TDECmdLineArgs::parsedArgs(); - - putenv(strdup("SESSION_MANAGER=")); - - TDEApplication::disableAutoDcopRegistration(); // not needed - - XSetErrorHandler(trapXErrors); - - MyApp* app = NULL; - - while (1 == 1) { - signalled_forcelock = FALSE; - signalled_dontlock = FALSE; - signalled_securedialog = FALSE; - signalled_blank = FALSE; - signalled_run = FALSE; - - int kdesktop_screen_number = 0; - int starting_screen = 0; - - bool child = false; - int parent_connection = 0; // socket to the parent saver - TQValueList<int> child_sockets; - - if (TDEGlobalSettings::isMultiHead()) - { - Display *dpy = XOpenDisplay(NULL); - if (! dpy) { - fprintf(stderr, - "%s: FATAL ERROR: couldn't open display '%s'\n", - argv[0], XDisplayName(NULL)); - exit(1); - } - - int number_of_screens = ScreenCount(dpy); - starting_screen = kdesktop_screen_number = DefaultScreen(dpy); - int pos; - TQCString display_name = XDisplayString(dpy); - XCloseDisplay(dpy); - kdDebug() << "screen " << number_of_screens << " " << kdesktop_screen_number << " " << display_name << " " << starting_screen << endl; - dpy = 0; - - if ((pos = display_name.findRev('.')) != -1) - display_name.remove(pos, 10); - - TQCString env; - if (number_of_screens != 1) { - for (int i = 0; i < number_of_screens; i++) { - if (i != starting_screen) { - int fd[2]; - if (pipe(fd)) { - perror("pipe"); - break; - } - if (fork() == 0) { - child = true; - kdesktop_screen_number = i; - parent_connection = fd[0]; - // break here because we are the child process, we don't - // want to fork() anymore - break; - } else { - child_sockets.append(fd[1]); - } - } - } - - env.sprintf("DISPLAY=%s.%d", display_name.data(), - kdesktop_screen_number); - kdDebug() << "env " << env << endl; - - if (putenv(strdup(env.data()))) { - fprintf(stderr, - "%s: WARNING: unable to set DISPLAY environment variable\n", - argv[0]); - perror("putenv()"); - } - } - } - - if (!app) { + TDELocale::setMainCatalogue("kdesktop"); + + TDECmdLineArgs::init( argc, argv, "kdesktop_lock", I18N_NOOP("KDesktop Locker"), I18N_NOOP("Session Locker for KDesktop"), "2.1" ); + TDECmdLineArgs::addCmdLineOptions( options ); + TDECmdLineArgs *args = TDECmdLineArgs::parsedArgs(); + + putenv(strdup("SESSION_MANAGER=")); + + TDEApplication::disableAutoDcopRegistration(); // not needed + + XSetErrorHandler(trapXErrors); + + MyApp *app = nullptr; + + while (true) { + sigset_t new_mask; + sigset_t orig_mask; + + // Block reception of all signals in this thread + sigfillset(&new_mask); + sigprocmask(SIG_BLOCK, &new_mask, NULL); + + signalled_forcelock = false; + signalled_dontlock = false; + signalled_securedialog = false; + signalled_blank = false; + signalled_run = false; + + int kdesktop_screen_number = 0; + int starting_screen = 0; + + bool child = false; + int parent_connection = 0; // socket to the parent saver + TQValueList<int> child_sockets; + + if (TDEGlobalSettings::isMultiHead()) { + Display *dpy = XOpenDisplay(NULL); + if (!dpy) { + fprintf(stderr, + "%s: FATAL ERROR: couldn't open display '%s'\n", + argv[0], XDisplayName(NULL)); + exit(1); + } + + int number_of_screens = ScreenCount(dpy); + starting_screen = kdesktop_screen_number = DefaultScreen(dpy); + int pos; + TQCString display_name = XDisplayString(dpy); + XCloseDisplay(dpy); + kdDebug() << "screen " << number_of_screens << " " << kdesktop_screen_number << " " << display_name << " " << starting_screen << endl; + dpy = 0; + + if ((pos = display_name.findRev('.')) != -1) { + display_name.remove(pos, 10); + } + + TQCString env; + if (number_of_screens != 1) { + for (int i = 0; i < number_of_screens; i++) { + if (i != starting_screen) { + int fd[2]; + if (pipe(fd)) { + perror("pipe"); + break; + } + if (fork() == 0) { + child = true; + kdesktop_screen_number = i; + parent_connection = fd[0]; + // break here because we are the child process, we don't + // want to fork() anymore + break; + } + else { + child_sockets.append(fd[1]); + } + } + } + + env.sprintf("DISPLAY=%s.%d", display_name.data(), kdesktop_screen_number); + kdDebug() << "env " << env << endl; + + if (putenv(strdup(env.data()))) { + fprintf(stderr, "%s: WARNING: unable to set DISPLAY environment variable\n", argv[0]); + perror("putenv()"); + } + } + } + + if (!app) { #ifdef COMPOSITE - app = new MyApp(TDEApplication::openX11RGBADisplay()); - argb_visual = app->isX11CompositionAvailable(); + app = new MyApp(TDEApplication::openX11RGBADisplay()); + argb_visual = app->isX11CompositionAvailable(); #else - app = new MyApp; + app = new MyApp; #endif - } - - TDELockFile lock(locateLocal("tmp", TQString("kdesktop_lock_lockfile.%1").arg(getenv("DISPLAY")))); - lock.setStaleTime(0); - TDELockFile::LockResult lockRet = lock.lock(); - if (lockRet != TDELockFile::LockOK) { - // Terminate existing (stale) process if needed - int pid; - TQString hostName; - TQString appName; - if (lock.getLockInfo(pid, hostName, appName)) { - // Verify that the pid in question is an instance of kdesktop_lock - int len; - char procpath[PATH_MAX]; - char fullpath[PATH_MAX]; + } + + TDELockFile lock(locateLocal("tmp", TQString("kdesktop_lock_lockfile.%1").arg(getenv("DISPLAY")))); + lock.setStaleTime(0); + TDELockFile::LockResult lockRet = lock.lock(); + if (lockRet != TDELockFile::LockOK) { + // Terminate existing (stale) process if needed + int pid; + TQString hostName; + TQString appName; + if (lock.getLockInfo(pid, hostName, appName)) { + // Verify that the pid in question is an instance of kdesktop_lock + int len; + char procpath[PATH_MAX]; + char fullpath[PATH_MAX]; #if defined(__dilos__) - snprintf(procpath, sizeof(procpath), "/proc/%d/path/a.out", pid); + snprintf(procpath, sizeof(procpath), "/proc/%d/path/a.out", pid); #elif defined(__FreeBSD__) || defined (__DragonFly__) - snprintf(procpath, sizeof(procpath), "/compat/linux/proc/%d/exe", pid); + snprintf(procpath, sizeof(procpath), "/compat/linux/proc/%d/exe", pid); #else /* Linux way as default */ - snprintf(procpath, sizeof(procpath), "/proc/%d/exe", pid); + snprintf(procpath, sizeof(procpath), "/proc/%d/exe", pid); #endif - len = readlink( procpath, fullpath, sizeof(fullpath) ); - if (len >= 0) { - fullpath[len] = 0; - TQFileInfo fileInfo(fullpath); - if (fileInfo.baseName() == "kdesktop_lock") { - // Verify that pid in question is owned by current user before killing it - uid_t current_uid = geteuid(); - - struct stat info; - if (lstat(procpath, &info) == 0) { - if (info.st_uid == current_uid) { - kill(pid, SIGKILL); - } - } - } - } - } - } - - // Force a relock as a stale lockfile or process may have been dealt with above - if (!lock.isLocked()) { - lockRet = lock.lock(TDELockFile::LockNoBlock | TDELockFile::LockForce); - } - - kdDebug() << "app " << kdesktop_screen_number << " " << starting_screen << " " << child << " " << child_sockets.count() << " " << parent_connection << endl; - app->disableSessionManagement(); - TDEGlobal::locale()->insertCatalogue("libdmctl"); - - struct stat st; - KSimpleConfig* tdmconfig; - if( stat( KDE_CONFDIR "/tdm/tdmdistrc" , &st ) == 0) { - tdmconfig = new KSimpleConfig( TQString::fromLatin1( KDE_CONFDIR "/tdm/tdmdistrc" )); - } - else { - tdmconfig = new KSimpleConfig( TQString::fromLatin1( KDE_CONFDIR "/tdm/tdmrc" )); + len = readlink( procpath, fullpath, sizeof(fullpath) ); + if (len >= 0) { + fullpath[len] = 0; + TQFileInfo fileInfo(fullpath); + if (fileInfo.baseName() == "kdesktop_lock") { + // Verify that pid in question is owned by current user before killing it + uid_t current_uid = geteuid(); + + struct stat info; + if (lstat(procpath, &info) == 0) { + if (info.st_uid == current_uid) { + kill(pid, SIGKILL); + } + } + } } - tdmconfig->setGroup("X-:*-Greeter"); - - trinity_desktop_lock_process = new LockProcess; - - // Start loading core functions, such as the desktop wallpaper interface - app->processEvents(); - - if (args->isSet( "internal" )) { - kdesktop_pid = atoi(args->getOption( "internal" )); - sigset_t new_mask; - sigset_t orig_mask; - struct sigaction act; - - in_internal_mode = TRUE; - - // handle SIGUSR1 - act.sa_handler= sigusr1_handler; - sigemptyset(&(act.sa_mask)); - sigaddset(&(act.sa_mask), SIGUSR1); - act.sa_flags = 0; - sigaction(SIGUSR1, &act, 0L); - // handle SIGUSR2 - act.sa_handler= sigusr2_handler; - sigemptyset(&(act.sa_mask)); - sigaddset(&(act.sa_mask), SIGUSR2); - act.sa_flags = 0; - sigaction(SIGUSR2, &act, 0L); - // handle SIGWINCH (an ersatz SIGUSR3) - act.sa_handler= sigusr3_handler; - sigemptyset(&(act.sa_mask)); - sigaddset(&(act.sa_mask), SIGWINCH); - act.sa_flags = 0; - sigaction(SIGWINCH, &act, 0L); - // handle SIGTTIN (an ersatz SIGUSR4) - act.sa_handler= sigusr4_handler; - sigemptyset(&(act.sa_mask)); - sigaddset(&(act.sa_mask), SIGTTIN); - act.sa_flags = 0; - sigaction(SIGTTIN, &act, 0L); - // handle SIGTTOU (an ersatz SIGUSR5) - act.sa_handler= sigusr5_handler; - sigemptyset(&(act.sa_mask)); - sigaddset(&(act.sa_mask), SIGTTOU); - act.sa_flags = 0; - sigaction(SIGTTOU, &act, 0L); - - // initialize the signal masks - sigemptyset(&new_mask); - sigaddset(&new_mask,SIGUSR1); - sigaddset(&new_mask,SIGUSR2); - sigaddset(&new_mask,SIGWINCH); - sigaddset(&new_mask,SIGTTIN); - sigaddset(&new_mask,SIGTTOU); - - while (signalled_run == FALSE) { - // let kdesktop know the saver process is ready - if (kill(kdesktop_pid, SIGTTIN) < 0) { - // The controlling kdesktop process probably died. Commit suicide... - return 12; - } - - // Get root window attributes - XWindowAttributes rootAttr; - XGetWindowAttributes(tqt_xdisplay(), RootWindow(tqt_xdisplay(), tqt_xscreen()), &rootAttr); - - // Disable reception of all X11 events on the root window - XSelectInput( tqt_xdisplay(), tqt_xrootwin(), 0 ); - app->processEvents(); + } + } - // wait for SIGUSR1, SIGUSR2, SIGWINCH, SIGTTIN, or SIGTTOU - sigprocmask(SIG_BLOCK, &new_mask, &orig_mask); - if (signalled_run != TRUE) { - sigsuspend(&orig_mask); + // Force a relock as a stale lockfile or process may have been dealt with above + if (!lock.isLocked()) { + lockRet = lock.lock(TDELockFile::LockNoBlock | TDELockFile::LockForce); } + + kdDebug() << "app " << kdesktop_screen_number << " " << starting_screen << " " << child << " " << child_sockets.count() << " " << parent_connection << endl; + app->disableSessionManagement(); + TDEGlobal::locale()->insertCatalogue("libdmctl"); + + struct stat st; + TDESimpleConfig* tdmconfig; + if( stat( KDE_CONFDIR "/tdm/tdmdistrc" , &st ) == 0) { + tdmconfig = new TDESimpleConfig( TQString::fromLatin1( KDE_CONFDIR "/tdm/tdmdistrc" )); + } + else { + tdmconfig = new TDESimpleConfig( TQString::fromLatin1( KDE_CONFDIR "/tdm/tdmrc" )); + } + tdmconfig->setGroup("X-:*-Greeter"); + + // Create new LockProcess, which also spawns threads inheriting the blocked signal mask + LockProcess lock_process; + + // Unblock reception of all signals in this thread sigprocmask(SIG_UNBLOCK, &new_mask, NULL); - // Reenable reception of X11 events on the root window - XSelectInput( tqt_xdisplay(), tqt_xrootwin(), rootAttr.your_event_mask ); - } - - // Block reception of all signals in this thread - sigprocmask(SIG_BLOCK, &new_mask, NULL); - } - - // (re)load settings here so that they actually reflect reality - // we need to read from the right rc file - possibly taking screen number in account - if (!trinity_desktop_lock_settings_initialized) { - KDesktopSettings::instance("kdesktoprc"); - trinity_desktop_lock_settings_initialized = true; - } - else { - KDesktopSettings::self()->readConfig(); - } - trinity_desktop_lock_use_system_modal_dialogs = !KDesktopSettings::useUnmanagedLockWindows(); - trinity_desktop_lock_delay_screensaver_start = KDesktopSettings::delaySaverStart(); - if (trinity_desktop_lock_use_system_modal_dialogs) { + // Start loading core functions, such as the desktop wallpaper interface + app->processEvents(); + + if (args->isSet( "internal" )) { + kdesktop_pid = atoi(args->getOption( "internal" )); + struct sigaction act; + + in_internal_mode = true; + + // handle SIGUSR1 + act.sa_handler= sigusr1_handler; + sigemptyset(&(act.sa_mask)); + sigaddset(&(act.sa_mask), SIGUSR1); + act.sa_flags = 0; + sigaction(SIGUSR1, &act, 0L); + // handle SIGUSR2 + act.sa_handler= sigusr2_handler; + sigemptyset(&(act.sa_mask)); + sigaddset(&(act.sa_mask), SIGUSR2); + act.sa_flags = 0; + sigaction(SIGUSR2, &act, 0L); + // handle SIGWINCH (as custom user signal rather than its inherent meaning) + act.sa_handler= sigwinch_handler; + sigemptyset(&(act.sa_mask)); + sigaddset(&(act.sa_mask), SIGWINCH); + act.sa_flags = 0; + sigaction(SIGWINCH, &act, 0L); + // handle SIGTTIN (as custom user signal rather than its inherent meaning) + act.sa_handler= sigttin_handler; + sigemptyset(&(act.sa_mask)); + sigaddset(&(act.sa_mask), SIGTTIN); + act.sa_flags = 0; + sigaction(SIGTTIN, &act, 0L); + // handle SIGTTOU (as custom user signal rather than its inherent meaning) + act.sa_handler= sigttou_handler; + sigemptyset(&(act.sa_mask)); + sigaddset(&(act.sa_mask), SIGTTOU); + act.sa_flags = 0; + sigaction(SIGTTOU, &act, 0L); + + // initialize the signal masks + sigemptyset(&new_mask); + sigaddset(&new_mask,SIGUSR1); + sigaddset(&new_mask,SIGUSR2); + sigaddset(&new_mask,SIGWINCH); + sigaddset(&new_mask,SIGTTIN); + sigaddset(&new_mask,SIGTTOU); + + while (!signalled_run) { + // let kdesktop know the saver process is ready + if (kill(kdesktop_pid, SIGTTIN) < 0) { + // The controlling kdesktop process probably died. Commit suicide... + return 12; + } + + // Get root window attributes + XWindowAttributes rootAttr; + XGetWindowAttributes(tqt_xdisplay(), RootWindow(tqt_xdisplay(), tqt_xscreen()), &rootAttr); + + // Disable reception of all X11 events on the root window + XSelectInput( tqt_xdisplay(), tqt_xrootwin(), 0 ); + app->processEvents(); + + // wait for SIGUSR1, SIGUSR2, SIGWINCH, SIGTTIN, or SIGTTOU + sigprocmask(SIG_BLOCK, &new_mask, &orig_mask); + if (!signalled_run) { + sigsuspend(&orig_mask); + } + sigprocmask(SIG_UNBLOCK, &new_mask, NULL); + + // Reenable reception of X11 events on the root window + XSelectInput( tqt_xdisplay(), tqt_xrootwin(), rootAttr.your_event_mask ); + } + + // Block reception of all signals in this thread + sigprocmask(SIG_BLOCK, &new_mask, NULL); + } + + // (re)load settings here so that they actually reflect reality + // we need to read from the right rc file - possibly taking screen number in account + if (!trinity_desktop_lock_settings_initialized) { + KDesktopSettings::instance("kdesktoprc"); + trinity_desktop_lock_settings_initialized = true; + } + else { + KDesktopSettings::self()->readConfig(); + } + trinity_desktop_lock_use_system_modal_dialogs = !KDesktopSettings::useUnmanagedLockWindows(); + trinity_desktop_lock_delay_screensaver_start = KDesktopSettings::delaySaverStart(); + if (trinity_desktop_lock_use_system_modal_dialogs) { #ifdef BUILD_TSAK - trinity_desktop_lock_use_sak = tdmconfig->readBoolEntry("UseSAK", false) && KDesktopSettings::useTDESAK(); + trinity_desktop_lock_use_sak = tdmconfig->readBoolEntry("UseSAK", false) && KDesktopSettings::useTDESAK(); #else - trinity_desktop_lock_use_sak = false; + trinity_desktop_lock_use_sak = false; #endif - } - else { - trinity_desktop_lock_use_sak = false; // If SAK is enabled with unmanaged windows, the SAK dialog will never close and will "burn in" the screen - trinity_desktop_lock_delay_screensaver_start = false; // If trinity_desktop_lock_delay_screensaver_start is true with unmanaged windows, the lock dialog may never appear - } - trinity_desktop_lock_hide_active_windows = KDesktopSettings::hideActiveWindowsFromSaver(); - trinity_desktop_lock_hide_cancel_button = KDesktopSettings::hideCancelButton(); - - delete tdmconfig; - - if (args->isSet( "forcelock" ) || (signalled_forcelock == TRUE)) { - trinity_desktop_lock_forced = TRUE; - } - - trinity_desktop_lock_process->init(child, (args->isSet( "blank" ) || (signalled_blank == TRUE))); - if (!child) { - trinity_desktop_lock_process->setChildren(child_sockets); - } - else { - trinity_desktop_lock_process->setParent(parent_connection); - } - - bool rt; - if( (((!child) && (args->isSet( "forcelock" ))) || (signalled_forcelock == TRUE))) { - rt = trinity_desktop_lock_process->lock(); - } - else if( child || (args->isSet( "dontlock" ) || (signalled_dontlock == TRUE))) { - rt = trinity_desktop_lock_process->dontLock(); - } - else if( child || (args->isSet( "securedialog" ) || (signalled_securedialog == TRUE))) { - int retcode = tde_sak_verify_calling_process(); - if (retcode == 0) { - rt = trinity_desktop_lock_process->runSecureDialog(); - } - else { - return 1; - } - } - else { - rt = trinity_desktop_lock_process->defaultSave(); - } - if (!rt) { - return 0; - } - - if (in_internal_mode == FALSE) { - trinity_desktop_lock_hidden_window_list.clear(); - int ret = app->exec(); - restore_hidden_override_redirect_windows(); - return ret; - } - else { - if (kill(kdesktop_pid, 0) < 0) { - // The controlling kdesktop process probably died. Commit suicide... - return 12; - } - trinity_desktop_lock_hidden_window_list.clear(); - app->exec(); - restore_hidden_override_redirect_windows(); - if (kill(kdesktop_pid, SIGUSR1) < 0) { - // The controlling kdesktop process probably died. Commit suicide... - return 12; - } - - delete trinity_desktop_lock_process; - trinity_desktop_lock_process = NULL; - - // FIXME - // We should not have to return (restart) at all, - // but it seems that some X11 connections are left active, - // preventing the lock process from restarting properly in the while() loop above. - return 0; - } - } + } + else { + trinity_desktop_lock_use_sak = false; // If SAK is enabled with unmanaged windows, the SAK dialog will never close and will "burn in" the screen + trinity_desktop_lock_delay_screensaver_start = false; // If trinity_desktop_lock_delay_screensaver_start is true with unmanaged windows, the lock dialog may never appear + } + trinity_desktop_lock_hide_active_windows = KDesktopSettings::hideActiveWindowsFromSaver(); + trinity_desktop_lock_hide_cancel_button = KDesktopSettings::hideCancelButton(); + + delete tdmconfig; + + if (args->isSet( "forcelock" ) || signalled_forcelock) { + trinity_desktop_lock_forced = true; + } + + lock_process.init(child, (args->isSet( "blank" ) || signalled_blank)); + if (!child) { + lock_process.setChildren(child_sockets); + } + else { + lock_process.setParent(parent_connection); + } + + trinity_desktop_lock_failed_grab = false; + bool rt; + if( (!child && args->isSet( "forcelock" )) || signalled_forcelock) { + rt = lock_process.lock(); + } + else if( child || (args->isSet( "dontlock" ) || signalled_dontlock)) { + rt = lock_process.dontLock(); + } + else if( child || (args->isSet( "securedialog" ) || signalled_securedialog)) { + int retcode = tde_sak_verify_calling_process(); + if (retcode == 0) { + rt = lock_process.runSecureDialog(); + } + else { + return 1; + } + } + else { + rt = lock_process.defaultSave(); + } + + // Make sure to handle all pending responses from the X server. + // If we don't do this, in case of failed activation of the saver/lock screen, + // we will end up in a dirty state and the screen lock will no longer hide the windows + // on the screen due to 'm_rootPixmap' failing to load the background image. + // This is caused by a 'XConvertSelection' request in 'TDESharedPixmap::loadFromShared' + // not being handled and causing the corresponding property to become unusuable in X for + // subsequent lock requests. + XSync(tqt_xdisplay(), False); + app->processEvents(); + + if (!rt) { + return (trinity_desktop_lock_failed_grab ? 0 : 12); + } + + if (!in_internal_mode) { + trinity_desktop_lock_hidden_window_list.clear(); + int ret = app->exec(); + restore_hidden_override_redirect_windows(); + return ret; + } + else { + if (kill(kdesktop_pid, 0) < 0) { + // The controlling kdesktop process probably died. Commit suicide... + return 12; + } + trinity_desktop_lock_hidden_window_list.clear(); + app->exec(); + restore_hidden_override_redirect_windows(); + if (kill(kdesktop_pid, SIGUSR1) < 0) { + // The controlling kdesktop process probably died. Commit suicide... + return 12; + } + + // FIXME + // We should not have to return (restart) at all, + // but it seems that some X11 connections are left active, + // preventing the lock process from restarting properly in the while() loop above. + return 0; + } + } } #include "main.moc" |