Personal fork of ST from; st is a simple terminal implementation for X.
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commit d6ea0a1a61853dd892029a7126e7fdb70c371878
parent 43a395ae91f7d67ce694e65edeaa7bbc720dd027
Author: Jan Klemkow <>
Date:   Thu, 30 Apr 2020 00:10:02 +0200

replace exit(3) by _exit(2) in signal handler sigchld()

exit(3) is not async-signal-safe but, _exit(2) is.
This change prevents st to crash and dump core.

Mst.c | 2+-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/st.c b/st.c @@ -730,7 +730,7 @@ sigchld(int a) die("child exited with status %d\n", WEXITSTATUS(stat)); else if (WIFSIGNALED(stat)) die("child terminated due to signal %d\n", WTERMSIG(stat)); - exit(0); + _exit(0); } void