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-rw-r--r--nptl/sysdeps/unix/sysv/linux/sparc/pthread_barrier_init.c55
1 files changed, 55 insertions, 0 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/sparc/pthread_barrier_init.c b/nptl/sysdeps/unix/sysv/linux/sparc/pthread_barrier_init.c
new file mode 100644
index 0000000000..0a1159cf8a
--- /dev/null
+++ b/nptl/sysdeps/unix/sysv/linux/sparc/pthread_barrier_init.c
@@ -0,0 +1,55 @@
+/* Copyright (C) 2002, 2006, 2007 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
+
+   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 "pthreadP.h"
+#include <lowlevellock.h>
+
+int
+pthread_barrier_init (barrier, attr, count)
+     pthread_barrier_t *barrier;
+     const pthread_barrierattr_t *attr;
+     unsigned int count;
+{
+  union sparc_pthread_barrier *ibarrier;
+
+  if (__builtin_expect (count == 0, 0))
+    return EINVAL;
+
+  struct pthread_barrierattr *iattr = (struct pthread_barrierattr *) attr;
+  if (iattr != NULL)
+    {
+      if (iattr->pshared != PTHREAD_PROCESS_PRIVATE
+	  && __builtin_expect (iattr->pshared != PTHREAD_PROCESS_SHARED, 0))
+	/* Invalid attribute.  */
+	return EINVAL;
+    }
+
+  ibarrier = (union sparc_pthread_barrier *) barrier;
+
+  /* Initialize the individual fields.  */
+  ibarrier->b.lock = LLL_LOCK_INITIALIZER;
+  ibarrier->b.left = count;
+  ibarrier->b.init_count = count;
+  ibarrier->b.curr_event = 0;
+  ibarrier->s.left_lock = 0;
+  ibarrier->s.pshared = (iattr && iattr->pshared == PTHREAD_PROCESS_SHARED);
+
+  return 0;
+}