X-Git-Url: http://mj.ucw.cz/gitweb/?a=blobdiff_plain;f=lib%2Fmainloop.h;h=f321c2b5fc85e57402d1a4c2741b1deea26f2bcd;hb=d1a5b69d490ce61a0f41db08263580487720bf2f;hp=a8626f0345c2672ef20883cb2edd2e2b6b05d83b;hpb=c29017ebe753d461771cc7a1f1878c7920ea23ea;p=libucw.git

diff --git a/lib/mainloop.h b/lib/mainloop.h
index a8626f03..f321c2b5 100644
--- a/lib/mainloop.h
+++ b/lib/mainloop.h
@@ -71,10 +71,17 @@ void file_close_all(void);			/* Close all known main_file's; frequently used bef
 
 struct main_hook {
   cnode n;
-  int (*handler)(struct main_hook *ho);		/* [*] Hook function; returns 1 if should be called again */
+  int (*handler)(struct main_hook *ho);		/* [*] Hook function; returns HOOK_xxx */
   void *data;					/* [*] For use by the handler */
 };
 
+enum main_hook_return {
+  HOOK_IDLE,					/* Call again when the main loop becomes idle again */
+  HOOK_RETRY,					/* Call again as soon as possible */
+  HOOK_DONE = -1,				/* Shut down the main loop if all hooks return this value */
+  HOOK_SHUTDOWN = -2				/* Shut down the main loop immediately */
+};
+
 void hook_add(struct main_hook *ho);
 void hook_del(struct main_hook *ho);
 
@@ -96,7 +103,7 @@ int process_fork(struct main_process *mp);
 /* The main loop */
 
 void main_init(void);
-int main_loop(void);
+void main_loop(void);
 void main_debug(void);
 
 #endif