diff options
Diffstat (limited to 'lib/sigevent.c')
-rw-r--r-- | lib/sigevent.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/lib/sigevent.c b/lib/sigevent.c index fa5edf4a..6a2fd80c 100644 --- a/lib/sigevent.c +++ b/lib/sigevent.c @@ -61,8 +61,15 @@ quagga_signal_timer (struct thread *t) sigm = THREAD_ARG (t); - /* block all signals */ + /* + * Block most signals, but be careful not to defer SIGTRAP because + * doing so breaks gdb, at least on NetBSD 2.0. Avoid asking to + * block SIGKILL, just because we shouldn't be able to do so. + */ sigfillset (&newmask); + sigdelset (&newmask, SIGTRAP); + sigdelset (&newmask, SIGKILL); + if ( (sigprocmask (SIG_BLOCK, &newmask, &oldmask)) < 0) { zlog_err ("quagga_signal_timer: couldnt block signals!"); |