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-rw-r--r--sysdeps/htl/pt-barrier-init.c51
1 files changed, 51 insertions, 0 deletions
diff --git a/sysdeps/htl/pt-barrier-init.c b/sysdeps/htl/pt-barrier-init.c
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index 0000000000..8f652d7d27
--- /dev/null
+++ b/sysdeps/htl/pt-barrier-init.c
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+/* pthread_barrier_init.  Generic version.
+   Copyright (C) 2002-2018 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If
+   not, see <http://www.gnu.org/licenses/>.  */
+
+#include <pthread.h>
+#include <string.h>
+#include <assert.h>
+
+#include <pt-internal.h>
+
+int
+pthread_barrier_init (pthread_barrier_t *barrier,
+		      const pthread_barrierattr_t *attr, unsigned count)
+{
+  if (count == 0)
+    return EINVAL;
+
+  memset (barrier, 0, sizeof *barrier);
+
+  barrier->__lock = PTHREAD_SPINLOCK_INITIALIZER;
+  barrier->__pending = count;
+  barrier->__count = count;
+
+  if (attr == NULL
+      || memcmp (attr, &__pthread_default_barrierattr, sizeof (*attr) == 0))
+    /* Use the default attributes.  */
+    return 0;
+
+  /* Non-default attributes.  */
+
+  barrier->__attr = malloc (sizeof *attr);
+  if (barrier->__attr == NULL)
+    return ENOMEM;
+
+  *barrier->__attr = *attr;
+  return 0;
+}