Added a flag to the exit signal

This boolean can be used to differentiate between restarts and exits.

Signed-off-by: Uli Schlachter <psychon@znc.in>

awesome.c

@@ -62,14 +62,15 @@ typedef struct
 /** Call before exiting.
  */
 void
-awesome_atexit(void)
+awesome_atexit(bool restart)
 {
     int screen_nbr, nscreens;
 
     if(globalconf.hooks.exit != LUA_REFNIL)
         luaA_dofunction_from_registry(globalconf.L, globalconf.hooks.exit, 0, 0);
 
-    signal_object_emit(globalconf.L, &global_signals, "exit", 0);
+    lua_pushboolean(globalconf.L, restart);
+    signal_object_emit(globalconf.L, &global_signals, "exit", 1);
 
     a_dbus_cleanup();
 
@@ -251,7 +252,7 @@ exit_on_signal(EV_P_ ev_signal *w, int revents)
 void
 awesome_restart(void)
 {
-    awesome_atexit();
+    awesome_atexit(true);
     a_exec(globalconf.argv);
 }
 
@@ -526,7 +527,7 @@ main(int argc, char **argv)
     ev_ref(globalconf.loop);
     ev_io_stop(globalconf.loop, &xio);
 
-    awesome_atexit();
+    awesome_atexit(false);
 
     return EXIT_SUCCESS;
 }

awesome.h

@@ -22,8 +22,10 @@
 #ifndef AWESOME_AWESOME_H
 #define AWESOME_AWESOME_H
 
+#include <stdbool.h>
+
 void awesome_restart(void);
-void awesome_atexit(void);
+void awesome_atexit(bool restart);
 
 #endif
 // vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80

luaa.c

@@ -80,7 +80,7 @@ luaA_exec(lua_State *L)
 {
     const char *cmd = luaL_checkstring(L, 1);
 
-    awesome_atexit();
+    awesome_atexit(false);
 
     a_exec(cmd);
     return 0;