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replace exit(3) by _exit(2) in signal handler sigchld() - st - simple terminal |
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git clone git://git.suckless.org/st |
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commit d6ea0a1a61853dd892029a7126e7fdb70c371878 |
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parent 43a395ae91f7d67ce694e65edeaa7bbc720dd027 |
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Author: Jan Klemkow <[email protected]> |
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Date: Thu, 30 Apr 2020 00:10:02 +0200 |
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replace exit(3) by _exit(2) in signal handler sigchld() |
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exit(3) is not async-signal-safe but, _exit(2) is. |
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This change prevents st to crash and dump core. |
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Diffstat: |
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M st.c | 2 +- |
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1 file changed, 1 insertion(+), 1 deletion(-) |
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--- |
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diff --git a/st.c b/st.c |
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@@ -730,7 +730,7 @@ sigchld(int a) |
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die("child exited with status %d\n", WEXITSTATUS(stat)); |
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else if (WIFSIGNALED(stat)) |
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die("child terminated due to signal %d\n", WTERMSIG(stat)); |
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- exit(0); |
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+ _exit(0); |
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} |
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void |
