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| author | June McEnroe <june@causal.agency> | 2020-10-11 18:32:11 -0400 |
|---|---|---|
| committer | June McEnroe <june@causal.agency> | 2020-10-11 18:32:11 -0400 |
| commit | be3aa8c9a8bb40cbbaefc2b91ebaee70fc64e4b1 (patch) | |
| tree | df5e8f26cdd687a61b835c806d5ef2481d2539d1 | |
| parent | Fix possibliy uninitialized error (diff) | |
| download | pounce-be3aa8c9a8bb40cbbaefc2b91ebaee70fc64e4b1.tar.gz pounce-be3aa8c9a8bb40cbbaefc2b91ebaee70fc64e4b1.zip | |
Handle signals before the main loop
This is a long-standing issue I ignored.
| -rw-r--r-- | bounce.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/bounce.c b/bounce.c index b2764e2..381e334 100644 --- a/bounce.c +++ b/bounce.c @@ -68,6 +68,9 @@ static volatile sig_atomic_t signals[NSIG]; static void signalHandler(int signal) { signals[signal] = 1; } +static void justExit(int signal) { + exit(128 + signal); +} static struct { struct pollfd *fds; @@ -350,6 +353,12 @@ int main(int argc, char *argv[]) { if (error) err(EX_OSERR, "pledge"); #endif + // Either exit with cleanup or ignore signals until entering the main loop. + signal(SIGINT, justExit); + signal(SIGTERM, justExit); + signal(SIGINFO, SIG_IGN); + signal(SIGUSR1, SIG_IGN); + ringAlloc(ringSize); if (savePath) saveLoad(savePath); |