[src/trunk]: src/lib/libpthread Honor SA_NODEFER in pthread__deliver_signal()...

[cl <cl%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/02e7480365b4
branches:  trunk
changeset: 555713:02e7480365b4
user:      cl <cl%NetBSD.org@localhost>
date:      Tue Nov 25 22:45:33 2003 +0000

description:
Honor SA_NODEFER in pthread__deliver_signal().  This should help code which
makes a longjmp out of a signal handler.

Also add missing si_code argument to debugging printf in pthread__kill().

diffstat:

 lib/libpthread/pthread_sig.c |  9 +++++----
 1 files changed, 5 insertions(+), 4 deletions(-)

diffs (37 lines):

diff -r c28931b5e63e -r 02e7480365b4 lib/libpthread/pthread_sig.c
--- a/lib/libpthread/pthread_sig.c      Tue Nov 25 22:44:16 2003 +0000
+++ b/lib/libpthread/pthread_sig.c      Tue Nov 25 22:45:33 2003 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: pthread_sig.c,v 1.29 2003/11/25 22:36:32 christos Exp $        */
+/*     $NetBSD: pthread_sig.c,v 1.30 2003/11/25 22:45:33 cl Exp $      */
 
 /*-
  * Copyright (c) 2001 The NetBSD Foundation, Inc.
@@ -37,7 +37,7 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: pthread_sig.c,v 1.29 2003/11/25 22:36:32 christos Exp $");
+__RCSID("$NetBSD: pthread_sig.c,v 1.30 2003/11/25 22:45:33 cl Exp $");
 
 /* We're interposing a specific version of the signal interface. */
 #define        __LIBC12_SOURCE__
@@ -755,7 +755,7 @@
 {
 
        SDPRINTF(("(pthread__kill %p) target %p sig %d code %d\n", self, target,
-           si->si_signo));
+           si->si_signo, si->si_code));
 
        if (__sigismember14(&target->pt_sigmask, si->si_signo)) {
                /* Record the signal for later delivery. */
@@ -840,7 +840,8 @@
         */
        oldmask = target->pt_sigmask;
        __sigplusset(&target->pt_sigmask, &act.sa_mask);
-       __sigaddset14(&target->pt_sigmask, si->si_signo);
+       if ((act.sa_flags & SA_NODEFER) == 0)
+               __sigaddset14(&target->pt_sigmask, si->si_signo);
 
        if (target->pt_trapuc) {
                olduc = target->pt_trapuc;