parent
190b94c7a2
commit
07ce96a3a0
6
st.c
6
st.c
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@ -1238,10 +1238,14 @@ execsh(void) {
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void
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sigchld(int a) {
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int stat, ret;
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pid_t p;
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if(waitpid(pid, &stat, 0) < 0)
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if((p = waitpid(pid, &stat, WNOHANG)) < 0)
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die("Waiting for pid %hd failed: %s\n", pid, strerror(errno));
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if(pid != p)
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return;
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ret = WIFEXITED(stat) ? WEXITSTATUS(stat) : EXIT_FAILURE;
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if (ret != EXIT_SUCCESS)
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die("child finished with error '%d'\n", stat);
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