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Commit the rest of 8d521d0b, not merged due to GIT glitch

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pull/2/head
Timothy Pearson 13 years ago
parent 57e2f1c791
commit 4952641328
1 changed files with 205 additions and 104 deletions
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309
kdesktop/lock/main.cc
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@ -73,140 +73,241 @@ static KCmdLineOptions options[] =
{ "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 },
KCmdLineLastOption
};
static void sigusr1_handler(int)
{
signalled_forcelock = TRUE;
}
static void sigusr2_handler(int)
{
signalled_dontlock = TRUE;
}
static void sigusr3_handler(int)
{
signalled_securedialog = TRUE;
}
static void sigusr4_handler(int)
{
signalled_blank = TRUE;
}
static void sigusr5_handler(int)
{
signalled_run = TRUE;
}
// -----------------------------------------------------------------------------
int main( int argc, char **argv )
{
KLocale::setMainCatalogue("kdesktop");
KCmdLineArgs::init( argc, argv, "kdesktop_lock", I18N_NOOP("KDesktop Locker"), I18N_NOOP("Session Locker for KDesktop"), "2.0" );
KCmdLineArgs::init( argc, argv, "kdesktop_lock", I18N_NOOP("KDesktop Locker"), I18N_NOOP("Session Locker for KDesktop"), "2.1" );
KCmdLineArgs::addCmdLineOptions( options );
KCmdLineArgs *args = KCmdLineArgs::parsedArgs();
if (args->isSet( "forcelock" ))
trinity_desktop_lock_forced = TRUE;
putenv(strdup("SESSION_MANAGER="));
KApplication::disableAutoDcopRegistration(); // not needed
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 (KGlobalSettings::isMultiHead())
{
Display *dpy = XOpenDisplay(NULL);
if (! dpy) {
fprintf(stderr,
"%s: FATAL ERROR: couldn't open display '%s'\n",
argv[0], XDisplayName(NULL));
exit(1);
}
while (1 == 1) {
signalled_forcelock = FALSE;
signalled_dontlock = FALSE;
signalled_securedialog = FALSE;
signalled_blank = FALSE;
signalled_run = FALSE;
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]);
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 (KGlobalSettings::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;
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 (putenv(strdup(env.data()))) {
fprintf(stderr,
"%s: WARNING: unable to set DISPLAY environment variable\n",
argv[0]);
perror("putenv()");
}
}
}
}
MyApp app;
kdDebug() << "app " << kdesktop_screen_number << " " << starting_screen << " " << child << " " << child_sockets.count() << " " << parent_connection << endl;
app.disableSessionManagement();
KGlobal::locale()->insertCatalogue("libdmctl");
// we need to read from the right rc file - possibly taking screen number in account
KDesktopSettings::instance("kdesktoprc");
trinity_desktop_lock_use_system_modal_dialogs = !KDesktopSettings::useUnmanagedLockWindows();
trinity_desktop_lock_delay_screensaver_start = KDesktopSettings::delaySaverStart();
trinity_desktop_lock_use_sak = KDesktopSettings::useTDESAK();
LockProcess process(child, args->isSet( "blank" ));
if (!child)
process.setChildren(child_sockets);
else
process.setParent(parent_connection);
bool rt;
bool sig = false;
if( !child && args->isSet( "forcelock" ))
{
rt = process.lock();
sig = true;
}
else if( child || args->isSet( "dontlock" )) {
rt = process.dontLock();
}
else if( child || args->isSet( "securedialog" )) {
int retcode = tde_sak_verify_calling_process();
if (retcode == 0) {
rt = process.runSecureDialog();
MyApp app;
kdDebug() << "app " << kdesktop_screen_number << " " << starting_screen << " " << child << " " << child_sockets.count() << " " << parent_connection << endl;
app.disableSessionManagement();
KGlobal::locale()->insertCatalogue("libdmctl");
// we need to read from the right rc file - possibly taking screen number in account
KDesktopSettings::instance("kdesktoprc");
trinity_desktop_lock_use_system_modal_dialogs = !KDesktopSettings::useUnmanagedLockWindows();
trinity_desktop_lock_delay_screensaver_start = KDesktopSettings::delaySaverStart();
trinity_desktop_lock_use_sak = KDesktopSettings::useTDESAK();
if (args->isSet( "internal" )) {
while (signalled_run == FALSE) {
sigset_t new_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
sigfillset(&new_mask);
sigdelset(&new_mask,SIGUSR1);
sigdelset(&new_mask,SIGUSR2);
sigdelset(&new_mask,SIGWINCH);
sigdelset(&new_mask,SIGTTIN);
sigdelset(&new_mask,SIGTTOU);
// wait for SIGUSR1, SIGUSR2, SIGWINCH, SIGTTIN, or SIGTTOU
sigsuspend(&new_mask);
}
}
if (args->isSet( "forcelock" ) || (signalled_forcelock == TRUE))
trinity_desktop_lock_forced = TRUE;
LockProcess process(child, (args->isSet( "blank" ) || (signalled_blank == TRUE)));
if (!child)
process.setChildren(child_sockets);
else
process.setParent(parent_connection);
bool rt;
bool sig = false;
if( !child && (args->isSet( "forcelock" ) || (signalled_forcelock == TRUE)))
{
rt = process.lock();
sig = true;
}
else if( child || (args->isSet( "dontlock" ) || (signalled_dontlock == TRUE))) {
rt = process.dontLock();
}
else if( child || (args->isSet( "securedialog" ) || (signalled_securedialog == TRUE))) {
int retcode = tde_sak_verify_calling_process();
if (retcode == 0) {
rt = process.runSecureDialog();
}
else {
return 1;
}
}
else {
rt = process.defaultSave();
}
if (!rt) {
return 0;
}
}
else {
rt = process.defaultSave();
}
if (!rt) {
return 0;
}
if( sig )
{
DCOPRef ref( "kdesktop", "KScreensaverIface");
ref.send( "saverLockReady" );
}
if( sig )
{
DCOPRef ref( "kdesktop", "KScreensaverIface");
ref.send( "saverLockReady" );
}
if (in_internal_mode == FALSE) {
return app.exec();
}
else {
pid_t kdesktop_pid = atoi(args->getOption( "internal" ));
app.exec();
if (kill(kdesktop_pid, SIGUSR1) < 0) {
// The controlling kdesktop process probably died. Commit suicide...
return 12;
}
return app.exec();
// 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"

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