X-Git-Url: http://mj.ucw.cz/gitweb/?a=blobdiff_plain;f=lib%2Fmainloop.h;h=aca8914fce9671fb27c3e30457c307410ca65013;hb=b35c2205c744eaf557d64280b5fe98c2cb86f4ed;hp=a8626f0345c2672ef20883cb2edd2e2b6b05d83b;hpb=c29017ebe753d461771cc7a1f1878c7920ea23ea;p=libucw.git

diff --git a/lib/mainloop.h b/lib/mainloop.h
index a8626f03..aca8914f 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);
 
@@ -84,7 +91,7 @@ struct main_process {
   cnode n;
   int pid;					/* Process id (0=not running) */
   int status;					/* Exit status (-1=fork failed) */
-  byte status_msg[EXIT_STATUS_MSG_SIZE];
+  char status_msg[EXIT_STATUS_MSG_SIZE];
   void (*handler)(struct main_process *mp);	/* [*] Called when the process exits; process_del done automatically */
   void *data;					/* [*] For use by the handler */
 };
@@ -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