9 #include "extensions.h"
16 #include "../render/render.h"
17 #include "../render/font.h"
22 #ifdef HAVE_SYS_SELECT_H
23 # include <sys/select.h>
31 #ifdef HAVE_SYS_WAIT_H
32 # include <sys/types.h>
33 # include <sys/wait.h>
39 #include <X11/cursorfont.h>
41 Display *ob_display = NULL;
45 gboolean ob_shutdown = FALSE;
46 gboolean ob_restart = FALSE;
47 char *ob_restart_path = NULL;
48 gboolean ob_remote = FALSE;
49 gboolean ob_sync = TRUE;
52 void signal_handler(const ObEvent *e, void *data);
54 int main(int argc, char **argv)
56 struct sigaction action;
59 ob_state = State_Starting;
61 /* initialize the locale */
62 if (!setlocale(LC_ALL, ""))
63 g_warning("Couldn't set locale from environment.\n");
64 bindtextdomain(PACKAGE, LOCALEDIR);
65 bind_textdomain_codeset(PACKAGE, "UTF-8");
68 /* start our event dispatcher and register for signals */
70 dispatch_register(Event_Signal, signal_handler, NULL);
72 /* set up signal handler */
74 action.sa_handler = dispatch_signal;
75 action.sa_mask = sigset;
76 action.sa_flags = SA_NOCLDSTOP | SA_NODEFER;
77 sigaction(SIGUSR1, &action, (struct sigaction *) NULL);
78 sigaction(SIGPIPE, &action, (struct sigaction *) NULL);
79 sigaction(SIGSEGV, &action, (struct sigaction *) NULL);
80 sigaction(SIGFPE, &action, (struct sigaction *) NULL);
81 sigaction(SIGTERM, &action, (struct sigaction *) NULL);
82 sigaction(SIGINT, &action, (struct sigaction *) NULL);
83 sigaction(SIGHUP, &action, (struct sigaction *) NULL);
84 sigaction(SIGCHLD, &action, (struct sigaction *) NULL);
86 /* anything that died while we were restarting won't give us a SIGCHLD */
87 while (waitpid(-1, NULL, WNOHANG) > 0);
89 /* XXX parse out command line args */
90 (void)argc;(void)argv;
92 ob_display = XOpenDisplay(NULL);
93 if (ob_display == NULL) {
94 /* print a message and exit */
95 g_critical("Failed to open the display.");
98 if (fcntl(ConnectionNumber(ob_display), F_SETFD, 1) == -1) {
99 /* print a message and exit */
100 g_critical("Failed to set display as close-on-exec.");
104 ob_screen = DefaultScreen(ob_display);
105 ob_root = RootWindow(ob_display, ob_screen);
107 /* XXX fork self onto other screens */
109 XSynchronize(ob_display, ob_sync);
111 /* check for locale support */
112 if (!XSupportsLocale())
113 g_warning("X server does not support locale.");
114 if (!XSetLocaleModifiers(""))
115 g_warning("Cannot set locale modifiers for the X server.");
117 /* set our error handler */
118 XSetErrorHandler(xerror_handler);
120 /* set the DISPLAY environment variable for any lauched children, to the
121 display we're using, so they open in the right place. */
122 putenv(g_strdup_printf("DISPLAY=%s", DisplayString(ob_display)));
124 ob_cursors.left_ptr = XCreateFontCursor(ob_display, XC_left_ptr);
125 ob_cursors.ll_angle = XCreateFontCursor(ob_display, XC_ll_angle);
126 ob_cursors.lr_angle = XCreateFontCursor(ob_display, XC_lr_angle);
128 prop_startup(); /* get atoms values for the display */
129 extensions_query_all(); /* find which extensions are present */
131 if (screen_annex()) { /* it will be ours! */
136 engine_startup(themerc_engine);
144 /* XXX load all plugins!! */
145 plugin_open("focus");
146 plugin_open("keyboard");
147 plugin_open("mouse");
149 /* get all the existing windows */
152 ob_state = State_Running;
153 while (!ob_shutdown) {
156 ob_state = State_Exiting;
158 client_unmanage_all();
160 plugin_shutdown(); /* calls all the plugins' shutdown functions */
171 /* reset focus to root before exiting */
172 XSetInputFocus(ob_display, PointerRoot, RevertToNone, CurrentTime);
173 XCloseDisplay(ob_display);
177 /* XXX if (ob_restart) */
182 void signal_handler(const ObEvent *e, void *data)
186 s = e->data.s.signal;
189 g_message("Caught SIGUSR1 signal. Restarting.");
190 ob_shutdown = ob_restart = TRUE;
201 g_message("Caught signal %d. Exiting.", s);
207 g_error("Caught signal %d. Aborting and dumping core.", s);