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lightning-sunbird  0.9+nobinonly
iutil-lock.c
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00001 /* ***** BEGIN LICENSE BLOCK *****
00002  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00003  *
00004  * The contents of this file are subject to the Mozilla Public License Version
00005  * 1.1 (the "License"); you may not use this file except in compliance with
00006  * the License. You may obtain a copy of the License at
00007  * http://www.mozilla.org/MPL/
00008  *
00009  * Software distributed under the License is distributed on an "AS IS" basis,
00010  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00011  * for the specific language governing rights and limitations under the
00012  * License.
00013  *
00014  * The Original Code is Mozilla Communicator client code, released
00015  * March 31, 1998.
00016  *
00017  * The Initial Developer of the Original Code is
00018  * Netscape Communications Corporation.
00019  * Portions created by the Initial Developer are Copyright (C) 1998-1999
00020  * the Initial Developer. All Rights Reserved.
00021  *
00022  * Contributor(s):
00023  *
00024  * Alternatively, the contents of this file may be used under the terms of
00025  * either the GNU General Public License Version 2 or later (the "GPL"), or
00026  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00027  * in which case the provisions of the GPL or the LGPL are applicable instead
00028  * of those above. If you wish to allow use of your version of this file only
00029  * under the terms of either the GPL or the LGPL, and not to allow others to
00030  * use your version of this file under the terms of the MPL, indicate your
00031  * decision by deleting the provisions above and replace them with the notice
00032  * and other provisions required by the GPL or the LGPL. If you do not delete
00033  * the provisions above, a recipient may use your version of this file under
00034  * the terms of any one of the MPL, the GPL or the LGPL.
00035  *
00036  * ***** END LICENSE BLOCK ***** */
00037 
00038 /*
00039  * Public interface for libiutil the innosoft migration library
00040  *
00041  */
00042 
00043 #ifdef _WINDOWS
00044 
00045 #include "ldap.h"
00046 
00047 #define LDAP_MUTEX_T    HANDLE
00048 
00049 int
00050 pthread_mutex_init( LDAP_MUTEX_T *mp, void *attr)
00051 {
00052         if ( (*mp = CreateMutex(NULL, FALSE, NULL)) == NULL )
00053                 return( 1 );
00054         else
00055                 return( 0 );
00056 }
00057 
00058 static void *
00059 pthread_mutex_alloc( void )
00060 {
00061         LDAP_MUTEX_T *mutexp;
00062 
00063         if ( (mutexp = malloc( sizeof(LDAP_MUTEX_T) )) != NULL ) {
00064                 pthread_mutex_init( mutexp, NULL );
00065         }
00066         return( mutexp );
00067 }
00068 
00069 int
00070 pthread_mutex_destroy( LDAP_MUTEX_T *mp )
00071 {
00072         if ( !(CloseHandle(*mp)) )
00073                 return( 1 );
00074         else
00075                 return( 0 );
00076 }
00077 
00078 static void
00079 pthread_mutex_free( void *mutexp )
00080 {
00081         pthread_mutex_destroy( (LDAP_MUTEX_T *) mutexp );
00082         free( mutexp );
00083 }
00084 
00085 int
00086 pthread_mutex_lock( LDAP_MUTEX_T *mp )
00087 {
00088         if ( (WaitForSingleObject(*mp, INFINITE) != WAIT_OBJECT_0) )
00089                 return( 1 );
00090         else
00091                 return( 0 );
00092 }
00093 
00094 
00095 int
00096 pthread_mutex_unlock( LDAP_MUTEX_T *mp )
00097 {
00098         if ( !(ReleaseMutex(*mp)) )
00099                 return( 1 );
00100         else
00101                 return( 0 );
00102 }
00103 #endif /* WINDOWS */