From 9dae4f2e38ceae227933673e25db9583e8f610a6 Mon Sep 17 00:00:00 2001
From: Alexander Zubkov <green@msu.ru>
Date: Fri, 24 Aug 2018 17:42:15 +0200
Subject: supervise-daemon: redirect std{in,out,err} to /dev/null after
demonizing
This fixes #239.
---
src/rc/supervise-daemon.c | 3 +++
1 file changed, 3 insertions(+)
(limited to 'src/rc')
diff --git a/src/rc/supervise-daemon.c b/src/rc/supervise-daemon.c
index 4def6823..0d477a54 100644
--- a/src/rc/supervise-daemon.c
+++ b/src/rc/supervise-daemon.c
@@ -982,6 +982,9 @@ int main(int argc, char **argv)
tty_fd = open("/dev/tty", O_RDWR);
#endif
devnull_fd = open("/dev/null", O_RDWR);
+ dup2(devnull_fd, STDIN_FILENO);
+ dup2(devnull_fd, STDOUT_FILENO);
+ dup2(devnull_fd, STDERR_FILENO);
child_pid = fork();
if (child_pid == -1)
eerrorx("%s: fork: %s", applet, strerror(errno));
--
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