X-Git-Url: https://git.archive.openwrt.org/?a=blobdiff_plain;ds=sidebyside;f=uloop.c;h=8517366a55f19154b25a67dd21ce1e08f09e1589;hb=f714be125c9b85e184a482bc22e958b5cadfad3a;hp=0c57753444e16f361afd8f2d51a180436323aec9;hpb=4bc3decf8743c0add93d434a639bb1b449b6da11;p=project%2Flibubox.git

diff --git a/uloop.c b/uloop.c
index 0c57753..8517366 100644
--- a/uloop.c
+++ b/uloop.c
@@ -58,6 +58,7 @@ static struct list_head processes = LIST_HEAD_INIT(processes);
 
 static int poll_fd = -1;
 bool uloop_cancelled = false;
+bool uloop_handle_sigchld = true;
 static int uloop_status = 0;
 static bool do_sigchld = false;
 
@@ -116,6 +117,8 @@ static int waker_init(void)
 	return 0;
 }
 
+static void uloop_setup_signals(bool add);
+
 int uloop_init(void)
 {
 	if (uloop_init_pollfd() < 0)
@@ -126,6 +129,8 @@ int uloop_init(void)
 		return -1;
 	}
 
+	uloop_setup_signals(true);
+
 	return 0;
 }
 
@@ -462,7 +467,9 @@ static void uloop_setup_signals(bool add)
 
 	uloop_install_handler(SIGINT, uloop_handle_sigint, &old_sigint, add);
 	uloop_install_handler(SIGTERM, uloop_handle_sigint, &old_sigterm, add);
-	uloop_install_handler(SIGCHLD, uloop_sigchld, &old_sigchld, add);
+
+	if (uloop_handle_sigchld)
+		uloop_install_handler(SIGCHLD, uloop_sigchld, &old_sigchld, add);
 
 	uloop_ignore_signal(SIGPIPE, add);
 }
@@ -525,12 +532,7 @@ int uloop_run_timeout(int timeout)
 	int next_time = 0;
 	struct timeval tv;
 
-	/*
-	 * Handlers are only updated for the first call to uloop_run() (and restored
-	 * when this call is done).
-	 */
-	if (!uloop_run_depth++)
-		uloop_setup_signals(true);
+	uloop_run_depth++;
 
 	uloop_status = 0;
 	uloop_cancelled = false;
@@ -548,19 +550,20 @@ int uloop_run_timeout(int timeout)
 		uloop_gettime(&tv);
 
 		next_time = uloop_get_next_timeout(&tv);
-		if (timeout > 0 && timeout < next_time)
+		if (timeout >= 0 && timeout < next_time)
 			next_time = timeout;
 		uloop_run_events(next_time);
 	}
 
-	if (!--uloop_run_depth)
-		uloop_setup_signals(false);
+	--uloop_run_depth;
 
 	return uloop_status;
 }
 
 void uloop_done(void)
 {
+	uloop_setup_signals(false);
+
 	if (poll_fd >= 0) {
 		close(poll_fd);
 		poll_fd = -1;