aboutsummaryrefslogtreecommitdiff
path: root/pthreads/pthread_mutexattr_init.c
diff options
context:
space:
mode:
Diffstat (limited to 'pthreads/pthread_mutexattr_init.c')
-rw-r--r--pthreads/pthread_mutexattr_init.c86
1 files changed, 86 insertions, 0 deletions
diff --git a/pthreads/pthread_mutexattr_init.c b/pthreads/pthread_mutexattr_init.c
new file mode 100644
index 000000000..d2797ff24
--- /dev/null
+++ b/pthreads/pthread_mutexattr_init.c
@@ -0,0 +1,86 @@
+/*
+ * pthread_mutexattr_init.c
+ *
+ * Description:
+ * This translation unit implements mutual exclusion (mutex) primitives.
+ *
+ * --------------------------------------------------------------------------
+ *
+ * Pthreads-win32 - POSIX Threads Library for Win32
+ * Copyright(C) 1998 John E. Bossom
+ * Copyright(C) 1999,2005 Pthreads-win32 contributors
+ *
+ * Contact Email: rpj@callisto.canberra.edu.au
+ *
+ * The current list of contributors is contained
+ * in the file CONTRIBUTORS included with the source
+ * code distribution. The list can also be seen at the
+ * following World Wide Web location:
+ * http://sources.redhat.com/pthreads-win32/contributors.html
+ *
+ * This 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 of the License, or (at your option) any later version.
+ *
+ * This 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 this library in the file COPYING.LIB;
+ * if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ */
+
+#include "pthread.h"
+#include "implement.h"
+
+
+int
+pthread_mutexattr_init (pthread_mutexattr_t * attr)
+ /*
+ * ------------------------------------------------------
+ * DOCPUBLIC
+ * Initializes a mutex attributes object with default
+ * attributes.
+ *
+ * PARAMETERS
+ * attr
+ * pointer to an instance of pthread_mutexattr_t
+ *
+ *
+ * DESCRIPTION
+ * Initializes a mutex attributes object with default
+ * attributes.
+ *
+ * NOTES:
+ * 1) Used to define mutex types
+ *
+ * RESULTS
+ * 0 successfully initialized attr,
+ * ENOMEM insufficient memory for attr.
+ *
+ * ------------------------------------------------------
+ */
+{
+ int result = 0;
+ pthread_mutexattr_t ma;
+
+ ma = (pthread_mutexattr_t) calloc (1, sizeof (*ma));
+
+ if (ma == NULL)
+ {
+ result = ENOMEM;
+ }
+ else
+ {
+ ma->pshared = PTHREAD_PROCESS_PRIVATE;
+ ma->kind = PTHREAD_MUTEX_DEFAULT;
+ }
+
+ *attr = ma;
+
+ return (result);
+} /* pthread_mutexattr_init */