uloop: retry waitpid on signal interrupt

Signed-off-by: Felix Fietkau <nbd@nbd.name>

1 files changed, 3 insertions, 0 deletions

diff --git a/uloop.c b/uloop.c
index 6ef7210..45f7c5d 100644
--- a/uloop.c
+++ b/uloop.c
@@ -311,6 +311,9 @@ static void uloop_handle_processes(void)
 
 	while (1) {
 		pid = waitpid(-1, &ret, WNOHANG);
+		if (pid < 0 && errno == EINTR)
+			continue;
+
 		if (pid <= 0)
 			return;