File syslog-ng-nohup-while-reload.diff of Package syslog-ng

--- src/main.c
+++ src/main.c	2010/03/29 14:34:01
@@ -53,7 +53,7 @@ static char cfgfilename[128] = PATH_SYSL
 static char pidfilename[128] = PATH_PIDFILE;
 
 static gboolean do_fork = TRUE;
-static gboolean sig_hup_received = FALSE;
+static volatile sig_atomic_t sig_hup_received = 0;
 static gboolean sig_term_received = FALSE;
 static gboolean sig_child_received = FALSE;
 static gchar *chroot_dir = NULL;
@@ -92,7 +92,7 @@ void usage(void)
 static void 
 sig_hup_handler(int signo)
 {
-  sig_hup_received = TRUE;
+  sig_hup_received = 1;
 }
 
 static void
@@ -168,10 +168,15 @@ main_loop_run(GlobalConfig **cfg)
       g_main_context_iteration(g_main_loop_get_context(main_loop), TRUE);
       if (sig_hup_received)
         {
+          sigset_t blockhup;
+          sigemptyset(&blockhup);
+          sigaddset  (&blockhup, SIGHUP);
+          sigprocmask(SIG_BLOCK, &blockhup, NULL);
+          sig_hup_received = 0;
+
           msg_notice("Configuration reload request received, reloading configuration", NULL);
           update_local_hostname();
           (*cfg) = cfg_reload_config(cfgfilename, (*cfg), additional_sockets);
-          sig_hup_received = FALSE;
           if ((*cfg)->stats_freq > 0)
             {
               if (stats_timer_id != 0)
@@ -179,6 +184,8 @@ main_loop_run(GlobalConfig **cfg)
               stats_timer_id = g_timeout_add((*cfg)->stats_freq * 1000, stats_timer, NULL);
             }
           stats_cleanup_orphans();
+
+          sigprocmask (SIG_UNBLOCK, &blockhup, NULL);
         }
       if (sig_term_received)
         {