9 #include "extensions.h"
14 #include "../render/render.h"
15 #include "../render/font.h"
20 #ifdef HAVE_SYS_SELECT_H
21 # include <sys/select.h>
29 #ifdef HAVE_SYS_WAIT_H
30 # include <sys/types.h>
31 # include <sys/wait.h>
37 #include <X11/cursorfont.h>
39 Display *ob_display = NULL;
43 gboolean ob_shutdown = FALSE;
44 gboolean ob_restart = FALSE;
45 char *ob_restart_path = NULL;
46 gboolean ob_remote = FALSE;
47 gboolean ob_sync = TRUE;
50 void signal_handler(const ObEvent *e);
52 int main(int argc, char **argv)
54 struct sigaction action;
57 ob_state = State_Starting;
59 /* initialize the locale */
60 if (!setlocale(LC_ALL, ""))
61 g_warning("Couldn't set locale from environment.\n");
62 bindtextdomain(PACKAGE, LOCALEDIR);
63 bind_textdomain_codeset(PACKAGE, "UTF-8");
66 /* start our event dispatcher and register for signals */
68 dispatch_register(signal_handler, Event_Signal);
70 /* set up signal handler */
72 action.sa_handler = dispatch_signal;
73 action.sa_mask = sigset;
74 action.sa_flags = SA_NOCLDSTOP | SA_NODEFER;
75 sigaction(SIGUSR1, &action, (struct sigaction *) NULL);
76 sigaction(SIGPIPE, &action, (struct sigaction *) NULL);
77 sigaction(SIGSEGV, &action, (struct sigaction *) NULL);
78 sigaction(SIGFPE, &action, (struct sigaction *) NULL);
79 sigaction(SIGTERM, &action, (struct sigaction *) NULL);
80 sigaction(SIGINT, &action, (struct sigaction *) NULL);
81 sigaction(SIGHUP, &action, (struct sigaction *) NULL);
82 sigaction(SIGCHLD, &action, (struct sigaction *) NULL);
84 /* anything that died while we were restarting won't give us a SIGCHLD */
85 while (waitpid(-1, NULL, WNOHANG) > 0);
87 /* XXX parse out command line args */
88 (void)argc;(void)argv;
90 ob_display = XOpenDisplay(NULL);
91 if (ob_display == NULL) {
92 /* print a message and exit */
93 g_critical("Failed to open the display.");
96 if (fcntl(ConnectionNumber(ob_display), F_SETFD, 1) == -1) {
97 /* print a message and exit */
98 g_critical("Failed to set display as close-on-exec.");
102 ob_screen = DefaultScreen(ob_display);
103 ob_root = RootWindow(ob_display, ob_screen);
105 /* XXX fork self onto other screens */
107 XSynchronize(ob_display, ob_sync);
109 /* check for locale support */
110 if (!XSupportsLocale())
111 g_warning("X server does not support locale.");
112 if (!XSetLocaleModifiers(""))
113 g_warning("Cannot set locale modifiers for the X server.");
115 /* set our error handler */
116 XSetErrorHandler(xerror_handler);
118 /* set the DISPLAY environment variable for any lauched children, to the
119 display we're using, so they open in the right place. */
120 putenv(g_strdup_printf("DISPLAY=%s", DisplayString(ob_display)));
122 ob_cursors.left_ptr = XCreateFontCursor(ob_display, XC_left_ptr);
123 ob_cursors.ll_angle = XCreateFontCursor(ob_display, XC_ll_angle);
124 ob_cursors.lr_angle = XCreateFontCursor(ob_display, XC_lr_angle);
126 prop_startup(); /* get atoms values for the display */
127 extensions_query_all(); /* find which extensions are present */
129 if (screen_annex()) { /* it will be ours! */
134 engine_startup(themerc_engine);
140 dispatch_ob(Event_Ob_Startup);
142 /* get all the existing windows */
145 ob_state = State_Running;
146 while (!ob_shutdown) {
149 ob_state = State_Exiting;
151 client_unmanage_all();
153 dispatch_ob(Event_Ob_Shutdown);
164 XCloseDisplay(ob_display);
168 /* XXX if (ob_restart) */
173 void signal_handler(const ObEvent *e)
175 switch (e->data.signal) {
177 g_message("Caught SIGUSR1 signal. Restarting.");
178 ob_shutdown = ob_restart = TRUE;
189 g_message("Caught signal %d. Exiting.", e->data.signal);
195 g_error("Caught signal %d. Aborting and dumping core.",e->data.signal);