From 4b1380e31c0f6e76c629611c7ba8c4e2e961a2fd Mon Sep 17 00:00:00 2001
From: MySQL Team <mysql@php.net>
Date: Tue, 22 Aug 2000 09:02:46 +0000
Subject: New files for MySQL 3.23.23 client library. New files are for qouting
 using different character sets.

---
 ext/mysql/libmysql/thr_mutex.c | 40 ++++++++++++++++++++++++++++------------
 1 file changed, 28 insertions(+), 12 deletions(-)

(limited to 'ext/mysql/libmysql/thr_mutex.c')

diff --git a/ext/mysql/libmysql/thr_mutex.c b/ext/mysql/libmysql/thr_mutex.c
index 3ac2013efd..9b9c7a8e40 100644
--- a/ext/mysql/libmysql/thr_mutex.c
+++ b/ext/mysql/libmysql/thr_mutex.c
@@ -1,18 +1,32 @@
-/* Copyright Abandoned 1996 TCX DataKonsult AB & Monty Program KB & Detron HB
-   This file is public domain and comes with NO WARRANTY of any kind */
+/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
+   
+   This 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.
+   
+   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
+   Library General Public License for more details.
+   
+   You should have received a copy of the GNU Library 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 */
 
 /* This makes a wrapper for mutex handling to make it easier to debug mutex */
 
 #include <global.h>
-#ifdef HAVE_LINUXTHREADS			/* Some extra safety */
-#define __USE_UNIX98
+#if defined(HAVE_LINUXTHREADS) && !defined (__USE_UNIX98)
+#define __USE_UNIX98			/* To get rw locks under Linux */
 #endif
 #include <m_string.h>
 #if defined(THREAD) && defined(SAFE_MUTEX)
-#undef SAFE_MUTEX		/* Avoid safe_mutex redefinitions */
+#undef SAFE_MUTEX			/* Avoid safe_mutex redefinitions */
 #include <my_pthread.h>
 
-
+#ifndef DO_NOT_REMOVE_THREAD_WRAPPERS
 /* Remove wrappers */
 #undef pthread_mutex_init
 #undef pthread_mutex_lock
@@ -23,15 +37,17 @@
 #ifdef HAVE_NONPOSIX_PTHREAD_MUTEX_INIT
 #define pthread_mutex_init(a,b) my_pthread_mutex_init((a),(b))
 #endif
+#endif /* DO_NOT_REMOVE_THREAD_WRAPPERS */
 
-int safe_mutex_init(safe_mutex_t *mp, const pthread_mutexattr_t *attr)
+int safe_mutex_init(safe_mutex_t *mp,
+		    const pthread_mutexattr_t *attr __attribute__((unused)))
 {
   bzero((char*) mp,sizeof(*mp));
 #ifdef HAVE_LINUXTHREADS			/* Some extra safety */
   {
     pthread_mutexattr_t tmp;
     pthread_mutexattr_init(&tmp);
-    pthread_mutexattr_settype(&tmp,PTHREAD_MUTEX_ERRORCHECK_NP);
+    pthread_mutexattr_setkind_np(&tmp,PTHREAD_MUTEX_ERRORCHECK_NP);
     pthread_mutex_init(&mp->global,&tmp);
     pthread_mutex_init(&mp->mutex, &tmp);
     pthread_mutexattr_destroy(&tmp);
@@ -183,16 +199,16 @@ int safe_cond_timedwait(pthread_cond_t *cond, safe_mutex_t *mp,
   return error;
 }
 
-int safe_mutex_destroy(safe_mutex_t *mp)
+int safe_mutex_destroy(safe_mutex_t *mp, const char *file, uint line)
 {
   if (mp->count != 0)
   {
-    fprintf(stderr,"safe_mutex: Trying to destroy a mutex that was locked at %s, line %d\n",
-	    mp->file,mp->line);
+    fprintf(stderr,"safe_mutex: Trying to destroy a mutex that was locked at %s, line %d at %s, line %d\n",
+	    mp->file,mp->line, file, line);
     abort();
   }
   pthread_mutex_destroy(&mp->global);
   return pthread_mutex_destroy(&mp->mutex);
 }
 
-#endif /* SAFE_MUTEX */
+#endif /* THREAD && SAFE_MUTEX */
-- 
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