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MINOR: signal: don't block SIGPROF by default

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SIGPROF is blocked then restored to default settings, which sometimes
makes profiling harder. Let's not block it by default nor restore it,
it doesn't serve any purpose anyway.
This commit is contained in:
Willy Tarreau 2013-01-04 16:20:20 +01:00
parent 116eefed8f
commit 6747e27667
1 changed files with 3 additions and 1 deletions
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4
src/signal.c
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@ -106,6 +106,7 @@ int signal_init()
memset(signal_queue, 0, sizeof(signal_queue));
memset(signal_state, 0, sizeof(signal_state));
sigfillset(&blocked_sig);
sigdelset(&blocked_sig, SIGPROF);
for (sig = 0; sig < MAX_SIGNAL; sig++)
LIST_INIT(&signal_state[sig].handlers);
@ -120,7 +121,8 @@ void deinit_signals()
struct sig_handler *sh, *shb;
for (sig = 0; sig < MAX_SIGNAL; sig++) {
signal(sig, SIG_DFL);
if (sig != SIGPROF)
signal(sig, SIG_DFL);
list_for_each_entry_safe(sh, shb, &signal_state[sig].handlers, list) {
LIST_DEL(&sh->list);
pool_free2(pool2_sig_handlers, sh);