Merged changes from kopensolaris-gnu project

http://git.csclub.uwaterloo.ca/?p=kopensolaris-gnu/glibc.git

Commits from 9157319 to bad8ac8.

This is only partial patch, some changes to not apply
and will be resovled and committed next.

1 files changed, 50 insertions, 0 deletions

diff --git a/nptl/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/pthread_sigmask.c b/nptl/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/pthread_sigmask.c
new file mode 100644
index 0000000000..9380697184
--- /dev/null
+++ b/nptl/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/pthread_sigmask.c
@@ -0,0 +1,50 @@
+/* Copyright (C) 2002, 2003, 2004, 2008 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
+   OpenSolaris bits contributed by David Bartley
+    <dtbartle@csclub.uwaterloo.ca>, 2008.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <signal.h>
+#include <pthreadP.h>
+#include <sysdep.h>
+
+
+int
+pthread_sigmask (how, newmask, oldmask)
+     int how;
+     const sigset_t *newmask;
+     sigset_t *oldmask;
+{
+  sigset_t local_newmask;
+
+  if (how != SIG_BLOCK && how != SIG_SETMASK && how != SIG_UNBLOCK)
+    return EINVAL;
+
+  /* The only thing we have to make sure here is that SIGCANCEL is
+     not blocked.  */
+  if (newmask != NULL
+	  && __builtin_expect (__sigismember (newmask, SIGCANCEL), 0))
+    {
+      local_newmask = *newmask;
+      __sigdelset (&local_newmask, SIGCANCEL);
+      newmask = &local_newmask;
+    }
+
+  return sigprocmask (how, newmask, oldmask) == -1 ? errno : 0;
+}