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37 lines
1.3 KiB
C
37 lines
1.3 KiB
C
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#if 0
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/*─────────────────────────────────────────────────────────────────╗
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│ To the extent possible under law, Justine Tunney has waived │
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│ all copyright and related or neighboring rights to this file, │
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│ as it is written in the following disclaimers: │
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│ • http://unlicense.org/ │
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│ • http://creativecommons.org/publicdomain/zero/1.0/ │
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╚─────────────────────────────────────────────────────────────────*/
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#endif
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#include "libc/calls/calls.h"
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#include "libc/calls/struct/sigaction.h"
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#include "libc/fmt/itoa.h"
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#include "libc/str/str.h"
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volatile int g_sig;
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void OnSig(int sig) {
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g_sig = sig;
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}
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int main(int argc, char *argv[]) {
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// listen for all signals
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for (int sig = 1; sig <= NSIG; ++sig) {
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signal(sig, OnSig);
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}
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// wait for a signal
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char ibuf[12];
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FormatInt32(ibuf, getpid());
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tinyprint(2, "waiting for signal to be sent to ", ibuf, "\n", NULL);
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pause();
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// report the signal
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tinyprint(1, "got ", strsignal(g_sig), "\n", NULL);
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}
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