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strace: fix-up bad signal name table

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This commit is contained in:
K Lange 2021-09-26 22:07:03 +09:00
parent a6f063b06d
commit a9152c55c4
1 changed files with 4 additions and 2 deletions
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6
apps/strace.c
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@ -303,10 +303,11 @@ const char * errno_names[256] = {
M(ENOTRECOVERABLE),
M(EOWNERDEAD),
M(ESTRPIPE),
0
};
const char * signal_names[256] = {
const char * signal_names[NSIG] = {
M(SIGHUP),
M(SIGINT),
M(SIGQUIT),
@ -343,6 +344,7 @@ const char * signal_names[256] = {
M(SIGHATE),
M(SIGWINEVENT),
M(SIGCAT),
M(SIGTTOU),
};
#if 0
@ -562,7 +564,7 @@ static void struct_timeval_arg(pid_t pid, uintptr_t ptr) {
}
static void signal_arg(int signum) {
if (signum >= 0 && signum < 256) {
if (signum >= 0 && signum < NSIG && signal_names[signum]) {
fprintf(logfile, "%s", signal_names[signum]);
} else {
fprintf(logfile, "%d", signum);