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-rw-r--r--cpukit/posix/src/pspinlocktranslatereturncode.c58
1 files changed, 58 insertions, 0 deletions
diff --git a/cpukit/posix/src/pspinlocktranslatereturncode.c b/cpukit/posix/src/pspinlocktranslatereturncode.c
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+++ b/cpukit/posix/src/pspinlocktranslatereturncode.c
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+/*
+ * Spinlock Manager -- Translate SuperCore Status
+ *
+ * COPYRIGHT (c) 1989-2007.
+ * On-Line Applications Research Corporation (OAR).
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ *
+ * $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <pthread.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/score/corespinlock.h>
+
+/*
+ * _POSIX_Spinlock_Translate_core_spinlock_return_code
+ *
+ * Input parameters:
+ * the_spinlock_status - spinlock status code to translate
+ *
+ * Output parameters:
+ * status code - translated POSIX status code
+ *
+ */
+
+static int _POSIX_Spinlock_Return_codes[CORE_SPINLOCK_STATUS_LAST + 1] = {
+ 0, /* CORE_SPINLOCK_SUCCESSFUL */
+ EDEADLK, /* CORE_SPINLOCK_HOLDER_RELOCKING */
+ EPERM, /* CORE_SPINLOCK_NOT_HOLDER */
+ -1, /* CORE_SPINLOCK_TIMEOUT */
+ EBUSY, /* CORE_SPINLOCK_IS_BUSY */
+ EBUSY, /* CORE_SPINLOCK_UNAVAILABLE */
+ 0 /* CORE_SPINLOCK_NOT_LOCKED */
+};
+
+
+int _POSIX_Spinlock_Translate_core_spinlock_return_code(
+ CORE_spinlock_Status the_spinlock_status
+)
+{
+ /*
+ * Internal consistency check for bad status from SuperCore
+ */
+ #if defined(RTEMS_DEBUG)
+ if ( the_spinlock_status > CORE_SPINLOCK_STATUS_LAST )
+ return EINVAL;
+ #endif
+ return _POSIX_Spinlock_Return_codes[the_spinlock_status];
+}