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-rw-r--r--libpthread/linuxthreads/signals.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/libpthread/linuxthreads/signals.c b/libpthread/linuxthreads/signals.c
index 7cb6d3c57..df15b884e 100644
--- a/libpthread/linuxthreads/signals.c
+++ b/libpthread/linuxthreads/signals.c
@@ -38,9 +38,13 @@ int pthread_sigmask(int how, const sigset_t * newmask, sigset_t * oldmask)
case SIG_SETMASK:
sigaddset(&mask, __pthread_sig_restart);
sigdelset(&mask, __pthread_sig_cancel);
+ if (__pthread_sig_debug > 0)
+ sigdelset(&mask, __pthread_sig_debug);
break;
case SIG_BLOCK:
sigdelset(&mask, __pthread_sig_cancel);
+ if (__pthread_sig_debug > 0)
+ sigdelset(&mask, __pthread_sig_debug);
break;
case SIG_UNBLOCK:
sigdelset(&mask, __pthread_sig_restart);