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diff --git a/sal/osl/unx/mutex.c b/sal/osl/unx/mutex.c
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+/*************************************************************************
+ *
+ * $RCSfile: mutex.c,v $
+ *
+ * $Revision: 1.1.1.1 $
+ *
+ * last change: $Author: hr $ $Date: 2000-09-18 15:17:21 $
+ *
+ * The Contents of this file are made available subject to the terms of
+ * either of the following licenses
+ *
+ * - GNU Lesser General Public License Version 2.1
+ * - Sun Industry Standards Source License Version 1.1
+ *
+ * Sun Microsystems Inc., October, 2000
+ *
+ * GNU Lesser General Public License Version 2.1
+ * =============================================
+ * Copyright 2000 by Sun Microsystems, Inc.
+ * 901 San Antonio Road, Palo Alto, CA 94303, USA
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software Foundation.
+ *
+ * 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; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ *
+ * Sun Industry Standards Source License Version 1.1
+ * =================================================
+ * The contents of this file are subject to the Sun Industry Standards
+ * Source License Version 1.1 (the "License"); You may not use this file
+ * except in compliance with the License. You may obtain a copy of the
+ * License at http://www.openoffice.org/license.html.
+ *
+ * Software provided under this License is provided on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
+ * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
+ * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
+ * See the License for the specific provisions governing your rights and
+ * obligations concerning the Software.
+ *
+ * The Initial Developer of the Original Code is: Sun Microsystems, Inc.
+ *
+ * Copyright: 2000 by Sun Microsystems, Inc.
+ *
+ * All Rights Reserved.
+ *
+ * Contributor(s): _______________________________________
+ *
+ *
+ ************************************************************************/
+
+#include "system.h"
+
+#include <osl/mutex.h>
+#include <osl/diagnose.h>
+
+
+#if defined(SOLARIS)
+
+#include <sys/utsname.h>
+#include <string.h>
+
+volatile int GlobalInit = 55;
+
+void ChangeGlobalInit()
+{
+ GlobalInit = 0;
+}
+
+pthread_t faked_pthread_self ()
+{
+ if (GlobalInit == 55)
+ return (pthread_t)0;
+ else
+ return pthread_self();
+}
+
+#define pthread_self() faked_pthread_self()
+
+#endif /* SOLARIS */
+
+
+/*
+ Implementation notes:
+ oslMutex hides a pointer to the MutexContext structure, which
+ ist needed to manage recursive locks on a mutex.
+
+*/
+
+
+typedef struct _oslMutexImpl
+{
+ pthread_mutex_t mutex;
+ pthread_t owner;
+ sal_uInt32 locks;
+} MutexContext;
+
+/*****************************************************************************/
+/* osl_createMutex */
+/*****************************************************************************/
+oslMutex SAL_CALL osl_createMutex()
+{
+ MutexContext* pMutex = (MutexContext*) malloc(sizeof(MutexContext));
+ int nRet=0;
+
+ OSL_ASSERT(pMutex);
+
+ if ( pMutex == 0 )
+ {
+ return 0;
+ }
+
+ nRet = pthread_mutex_init(&(pMutex->mutex), PTHREAD_MUTEXATTR_DEFAULT);
+ if ( nRet != 0 )
+ {
+ OSL_TRACE("osl_createMutex : mutex init failed. Errno: %d; %s\n",
+ nRet, strerror(nRet));
+
+ free(pMutex);
+ return 0;
+ }
+
+ pMutex->owner = PTHREAD_NONE;
+ pMutex->locks = 0;
+
+ return (oslMutex) pMutex;
+}
+
+/*****************************************************************************/
+/* osl_destroyMutex */
+/*****************************************************************************/
+void SAL_CALL osl_destroyMutex(oslMutex Mutex)
+{
+ MutexContext* pMutex = (MutexContext*) Mutex;
+
+ OSL_ASSERT(pMutex);
+
+ if ( pMutex != NULL ) /* is critical section valid? */
+ {
+ int nRet=0;
+
+#if defined(SOLARIS)
+ if ( GlobalInit != 55 )
+ {
+#endif
+ OSL_ASSERT( pthread_equal(pMutex->owner, PTHREAD_NONE) );
+#if defined(SOLARIS)
+ }
+#endif
+
+ nRet = pthread_mutex_destroy(&(pMutex->mutex));
+ if ( nRet != 0 )
+ {
+ OSL_TRACE("osl_destroyMutex : mutex destroy failed. Errno: %d; %s\n",
+ nRet, strerror(nRet));
+ }
+
+ free(pMutex);
+ }
+
+ return;
+}
+
+/*****************************************************************************/
+/* osl_acquireMutex */
+/*****************************************************************************/
+sal_Bool SAL_CALL osl_acquireMutex(oslMutex Mutex)
+{
+ MutexContext* pMutex = (MutexContext*) Mutex;
+ int nRet=0;
+
+ OSL_ASSERT(pMutex);
+
+ if ( pMutex )
+ {
+ pthread_t thread_id = pthread_self();
+
+ if ( pthread_equal(pMutex->owner, thread_id ) )
+ {
+ pMutex->locks++;
+/* fprintf(stderr,"osl_acquireMutex 0x%08X (locks == %i) from %i to thread %i (lock inc)\n",
+ pMutex,pMutex->locks,pMutex->owner,pthread_self());*/
+ }
+ else
+ {
+ nRet = pthread_mutex_lock(&(pMutex->mutex));
+ if ( nRet != 0 )
+ {
+ OSL_TRACE("osl_acquireMutex : mutex lock failed. Errno: %d; %s\n",
+ nRet, strerror(nRet));
+ }
+
+/* fprintf(stderr,"osl_acquireMutex 0x%08X (locks == %i) from %i to thread %i\n",
+ pMutex,pMutex->locks,pMutex->owner,thread_id);*/
+
+ OSL_ASSERT( pMutex->locks == 0 );
+
+ pMutex->owner = thread_id;
+ }
+
+ return sal_True;
+ }
+
+ /* not initialized */
+ return sal_False;
+}
+
+/*****************************************************************************/
+/* osl_tryToAcquireMutex */
+/*****************************************************************************/
+sal_Bool SAL_CALL osl_tryToAcquireMutex(oslMutex Mutex)
+{
+ MutexContext* pMutex = (MutexContext*) Mutex;
+
+ OSL_ASSERT(pMutex);
+
+ if ( pMutex )
+ {
+ int nRet = 0;
+
+ if ( pthread_equal(pMutex->owner, pthread_self()) )
+ {
+ pMutex->locks++;
+ }
+ else
+ {
+ nRet = pthread_mutex_trylock(&(pMutex->mutex));
+ if ( nRet != 0 )
+ {
+ OSL_TRACE("osl_tryToacquireMutex : mutex trylock failed. Errno: %d; %s\n",
+ nRet, strerror(nRet));
+ return sal_False;
+ }
+
+#if defined(SOLARIS)
+ if ( GlobalInit != 55 )
+ {
+#endif
+ OSL_ASSERT( pthread_equal(pMutex->owner, PTHREAD_NONE) );
+#if defined(SOLARIS)
+ }
+#endif
+
+ OSL_ASSERT( pMutex->locks == 0 );
+
+ pMutex->owner = pthread_self();
+ }
+
+ return sal_True;
+ }
+
+ /* not initialized */
+ return sal_False;
+}
+
+/*****************************************************************************/
+/* osl_releaseMutex */
+/*****************************************************************************/
+sal_Bool SAL_CALL osl_releaseMutex(oslMutex Mutex)
+{
+ MutexContext* pMutex = (MutexContext*) Mutex;
+ int nRet=0;
+
+ OSL_ASSERT(pMutex);
+
+ if ( pMutex )
+ {
+ if ( pthread_equal( pMutex->owner, pthread_self()) )
+ {
+ if ( pMutex->locks > 0 )
+ {
+ pMutex->locks--;
+/* fprintf(stderr,"osl_releaseMutex 0x%08X (locks == %i) from %i to thread %i (lock dec)\n",
+ pMutex,pMutex->locks,pMutex->owner,pthread_self());*/
+ }
+ else
+ {
+/* fprintf(stderr,"osl_releaseMutex 0x%08X (locks == %i) from %i to thread %i\n",
+ pMutex,pMutex->locks,pMutex->owner,pthread_self());*/
+
+ pMutex->owner = PTHREAD_NONE;
+
+ nRet = pthread_mutex_unlock(&(pMutex->mutex));
+ if ( nRet != 0 )
+ {
+ OSL_TRACE("osl_releaseMutex : mutex unlock failed. Errno: %d; %s\n",
+ nRet, strerror(nRet));
+ }
+ }
+
+ return (sal_True);
+ }
+ else
+ {
+/* fprintf(stderr,"osl_releaseMutex 0x%08X (locks == %i) from %i to thread %i (not owner)\n",
+ pMutex,pMutex->locks,pMutex->owner,pthread_self());*/
+
+ nRet = pthread_mutex_unlock(&(pMutex->mutex));
+ if ( nRet != 0 )
+ {
+ OSL_TRACE("osl_releaseMutex : mutex unlock failed. Errno: %d; %s\n",
+ nRet, strerror(nRet));
+ return sal_False;
+ }
+
+ return sal_True;
+ }
+
+ }
+
+ /* not initialized */
+ return sal_False;
+}
+
+
+
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