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supervise-daemon: redirect std{in,out,err} to /dev/null after demonizing

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This fixes #239.
This commit is contained in:
Alexander Zubkov
2018-08-24 17:42:15 +02:00
committed by William Hubbs
parent d126542dc6
commit 9dae4f2e38
1 changed files with 3 additions and 0 deletions
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3
src/rc/supervise-daemon.c
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@@ -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));