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output child WEXITSTATUS/WTERMSIG on abnormal termination

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Lauri Tirkkonen 2018-12-11 11:43:03 +02:00 committed by terriblephrases
parent 3061ebd7e1
commit e651f31642
1 changed files with 4 additions and 2 deletions
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6
st.c
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@ -738,8 +738,10 @@ sigchld(int a)
if (pid != p)
return;
if (!WIFEXITED(stat) || WEXITSTATUS(stat))
die("child finished with error '%d'\n", stat);
if (WIFEXITED(stat) && WEXITSTATUS(stat))
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);
}