_exit() instead of exit() after failed exec - sent - simple plaintext presentation tool
HTML git clone git://git.suckless.org/sent
DIR Log
DIR Files
DIR Refs
DIR README
DIR LICENSE
---
DIR commit e8914d5d4bedb12bccf78a930b34b1564b3dbaac
DIR parent cd10166b5eccac1b8cf510a7c97544d1697fbd09
HTML Author: FRIGN <dev@frign.de>
Date: Thu, 11 Aug 2016 21:20:07 +0200
_exit() instead of exit() after failed exec
die() calls exit(), but actually at this point the program could be in a
state not allowing this. It's better to call _exit to stop the libc from
calling any handlers that might fail at this moment anyway.
Diffstat:
M sent.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
---
DIR diff --git a/sent.c b/sent.c
@@ -150,7 +150,8 @@ filter(int fd, const char *cmd)
close(fds[0]);
close(fds[1]);
execlp("sh", "sh", "-c", cmd, (char *)0);
- die("sent: execlp sh -c '%s':", cmd);
+ fprintf(stderr, "sent: execlp sh -c '%s': %s\n", cmd, strerror(errno));
+ _exit(1);
}
close(fds[1]);
return fds[0];