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authorRoland McGrath <roland@gnu.org>2007-07-22 06:52:07 +0000
committerRoland McGrath <roland@gnu.org>2007-07-22 06:52:07 +0000
commit610903b0cc2166874b60dbd15be9c7e03a1bdb90 (patch)
treeda9fddc68dd205075581180393dd839c0ab78b81 /sysdeps/mach/hurd/sigaction.c
parent7b153ce13a6e91bc0ca787fc9d3345456ec09803 (diff)
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* mach/lock-intern.h: Include <sys/cdefs.h>.
* sysdeps/mach/hurd/sigaction.c (__sigaction): Check ACT != NULL before reading A. * sysdeps/mach/hurd/sigsuspend.c (sigsuspend_not_cancel): Define alias to __sigsuspend. * sysdeps/mach/i386/sysdep.h: Include <dl-sysdep.h> and <tls.h>. 2006-06-13 Thomas Schwinge <tschwinge@gnu.org> * sysdeps/mach/hurd/tls.h: Change `ASSEMBLER' conditional to `__ASSEMBLER__'. * sysdeps/mach/hurd/i386/tls.h: Likewise.
Diffstat (limited to 'sysdeps/mach/hurd/sigaction.c')
-rw-r--r--sysdeps/mach/hurd/sigaction.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sysdeps/mach/hurd/sigaction.c b/sysdeps/mach/hurd/sigaction.c
index 3dc5309..1ff94f6 100644
--- a/sysdeps/mach/hurd/sigaction.c
+++ b/sysdeps/mach/hurd/sigaction.c
@@ -68,7 +68,7 @@ __sigaction (sig, act, oact)
__spin_lock (&ss->lock);
pending = ss->pending & ~ss->blocked;
}
- else if (a.sa_handler == SIG_IGN || a.sa_handler == SIG_DFL)
+ else if (act != NULL && (a.sa_handler == SIG_IGN || a.sa_handler == SIG_DFL))
/* We are changing to an action that might be to ignore SIG signals.
If SIG is blocked and pending and the new action is to ignore it, we
must remove it from the pending set now; if the action is changed