static gboolean sn_timeout( gpointer user_data )
{
SnLauncherContext * ctx = ( SnLauncherContext* ) user_data;
gdk_threads_enter();
/* FIXME: startup notification, is this correct? */
sn_launcher_context_complete ( ctx );
sn_launcher_context_unref ( ctx );
gdk_threads_leave();
return FALSE;
}
void startup_notify_end(StartupNotify *s) {
#if HAVE_LIBSTARTUP_NOTIFICATION
E_RETURN_IF_FAIL(s != 0);
sn_launcher_context_complete(s->context);
sn_launcher_context_unref(s->context);
sn_display_unref(s->display);
edelib_unsetenv("DESKTOP_STARTUP_ID");
XSync(fl_display, False);
delete s;
#endif
}
static void sigchld_handler(int sig) {
UNUSED(sig);
// Wait for all dead processes
pid_t pid;
while ((pid = waitpid(-1, NULL, WNOHANG)) > 0) {
SnLauncherContext* ctx;
ctx = (SnLauncherContext*)g_tree_lookup(server.pids, GINT_TO_POINTER(pid));
if (ctx == NULL) {
WARN("Unknown child %d terminated!", pid);
} else {
g_tree_remove(server.pids, GINT_TO_POINTER(pid));
sn_launcher_context_complete(ctx);
sn_launcher_context_unref(ctx);
}
}
}
void sn_spawn_cancel(void)
{
sn_launcher_context_complete(sn_launcher);
}
static gboolean sn_launch_wait_timeout(gpointer data)
{
SnLauncherContext *sn = data;
sn_launcher_context_complete(sn);
return FALSE; /* don't repeat */
}
gboolean vfs_exec_on_screen( GdkScreen* screen,
const char* work_dir,
char** argv, char** envp,
const char* disp_name,
GSpawnFlags flags,
GError **err )
{
#ifdef HAVE_SN
SnLauncherContext * ctx = NULL;
SnDisplay* display;
#endif
gboolean ret;
GSpawnChildSetupFunc setup_func = NULL;
extern char **environ;
char** new_env = envp;
int i, n_env = 0;
char* display_name;
int display_index = -1, startup_id_index = -1;
if ( ! envp )
envp = environ;
n_env = g_strv_length(envp);
new_env = g_new0( char*, n_env + 4 );
for ( i = 0; i < n_env; ++i )
{
/* g_debug( "old envp[%d] = \"%s\"" , i, envp[i]); */
if ( 0 == strncmp( envp[ i ], "DISPLAY=", 8 ) )
display_index = i;
else
{
if ( 0 == strncmp( envp[ i ], "DESKTOP_STARTUP_ID=", 19 ) )
startup_id_index = i;
new_env[i] = g_strdup( envp[ i ] );
}
}
#ifdef HAVE_SN
display = sn_display_new ( GDK_SCREEN_XDISPLAY ( screen ),
( SnDisplayErrorTrapPush ) gdk_error_trap_push,
( SnDisplayErrorTrapPush ) gdk_error_trap_pop );
if ( G_LIKELY ( display ) )
{
if ( !disp_name )
disp_name = argv[ 0 ];
ctx = sn_launcher_context_new( display, gdk_screen_get_number( screen ) );
sn_launcher_context_set_description( ctx, disp_name );
sn_launcher_context_set_name( ctx, g_get_prgname() );
sn_launcher_context_set_binary_name( ctx, argv[ 0 ] );
sn_launcher_context_set_workspace ( ctx, tvsn_get_active_workspace_number( screen ) );
/* FIXME: I don't think this is correct, other people seem to use CurrentTime here.
However, using CurrentTime causes problems, so I so it like this.
Maybe this is incorrect, but it works, so, who cares?
*/
/* time( &cur_time ); */
sn_launcher_context_initiate( ctx, g_get_prgname(),
argv[ 0 ], gtk_get_current_event_time() /*cur_time*/ );
setup_func = (GSpawnChildSetupFunc) sn_launcher_context_setup_child_process;
if( startup_id_index >= 0 )
g_free( new_env[i] );
else
startup_id_index = i++;
new_env[ startup_id_index ] = g_strconcat( "DESKTOP_STARTUP_ID=",
sn_launcher_context_get_startup_id ( ctx ), NULL );
}
#endif
/* This is taken from gdk_spawn_on_screen */
display_name = gdk_screen_make_display_name ( screen );
if ( display_index >= 0 )
new_env[ display_index ] = g_strconcat( "DISPLAY=", display_name, NULL );
else
new_env[ i++ ] = g_strconcat( "DISPLAY=", display_name, NULL );
g_free( display_name );
new_env[ i ] = NULL;
ret = g_spawn_async( work_dir,
argv, new_env,
flags,
NULL, NULL,
NULL, err );
/* for debugging */
#if 0
g_debug( "debug vfs_execute_on_screen(): flags: %d, display_index=%d", flags, display_index );
for( i = 0; argv[i]; ++i ) {
g_debug( "argv[%d] = \"%s\"" , i, argv[i] );
}
for( i = 0; i < n_env /*new_env[i]*/; ++i ) {
g_debug( "new_env[%d] = \"%s\"" , i, new_env[i] );
}
if( ret )
g_debug( "the program was executed without error" );
else
g_debug( "launch failed: %s", (*err)->message );
#endif
g_strfreev( new_env );
#ifdef HAVE_SN
if ( G_LIKELY ( ctx ) )
{
if ( G_LIKELY ( ret ) )
g_timeout_add ( 20 * 1000, sn_timeout, ctx );
else
{
sn_launcher_context_complete ( ctx );
sn_launcher_context_unref ( ctx );
}
}
if ( G_LIKELY ( display ) )
sn_display_unref ( display );
#endif
return ret;
}
