openldap/libraries/libldap_r/thr_nt.c
2001-12-07 04:03:25 +00:00

155 lines
2.8 KiB
C

/* $OpenLDAP$ */
/*
* Copyright 1998-2000 The OpenLDAP Foundation, Redwood City, California, USA
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted only
* as authorized by the OpenLDAP Public License. A copy of this
* license is available at http://www.OpenLDAP.org/license.html or
* in file LICENSE in the top-level directory of the distribution.
*/
/* thr_nt.c - wrapper around NT threads */
#include "portable.h"
#if defined( HAVE_NT_THREADS )
#include "ldap_pvt_thread.h"
/* mingw compiler very sensitive about getting prototypes right */
typedef unsigned __stdcall thrfunc_t(void *);
int
ldap_int_thread_initialize( void )
{
return 0;
}
int
ldap_int_thread_destroy( void )
{
return 0;
}
int
ldap_pvt_thread_create( ldap_pvt_thread_t * thread,
int detach,
void *(*start_routine)( void *),
void *arg)
{
unsigned tid;
HANDLE thd;
thd = (HANDLE) _beginthreadex(NULL, 0, (thrfunc_t *) start_routine,
arg, 0, &tid);
*thread = (ldap_pvt_thread_t) thd;
return thd == NULL ? -1 : 0;
}
void
ldap_pvt_thread_exit( void *retval )
{
_endthread( );
}
int
ldap_pvt_thread_join( ldap_pvt_thread_t thread, void **thread_return )
{
DWORD status;
status = WaitForSingleObject( (HANDLE) thread, INFINITE );
return status == WAIT_FAILED ? -1 : 0;
}
int
ldap_pvt_thread_kill( ldap_pvt_thread_t thread, int signo )
{
return 0;
}
int
ldap_pvt_thread_yield( void )
{
Sleep( 0 );
return 0;
}
int
ldap_pvt_thread_cond_init( ldap_pvt_thread_cond_t *cond )
{
*cond = CreateEvent( NULL, FALSE, FALSE, NULL );
return( 0 );
}
int
ldap_pvt_thread_cond_destroy( ldap_pvt_thread_cond_t *cv )
{
CloseHandle( *cv );
return( 0 );
}
int
ldap_pvt_thread_cond_signal( ldap_pvt_thread_cond_t *cond )
{
SetEvent( *cond );
return( 0 );
}
int
ldap_pvt_thread_cond_wait( ldap_pvt_thread_cond_t *cond,
ldap_pvt_thread_mutex_t *mutex )
{
SignalObjectAndWait( *mutex, *cond, INFINITE, FALSE );
WaitForSingleObject( *mutex, INFINITE );
return( 0 );
}
int
ldap_pvt_thread_cond_broadcast( ldap_pvt_thread_cond_t *cond )
{
SetEvent( *cond );
return( 0 );
}
int
ldap_pvt_thread_mutex_init( ldap_pvt_thread_mutex_t *mutex )
{
*mutex = CreateMutex( NULL, 0, NULL );
return ( 0 );
}
int
ldap_pvt_thread_mutex_destroy( ldap_pvt_thread_mutex_t *mutex )
{
CloseHandle( *mutex );
return ( 0 );
}
int
ldap_pvt_thread_mutex_lock( ldap_pvt_thread_mutex_t *mutex )
{
DWORD status;
status = WaitForSingleObject( *mutex, INFINITE );
return status == WAIT_FAILED ? -1 : 0;
}
int
ldap_pvt_thread_mutex_unlock( ldap_pvt_thread_mutex_t *mutex )
{
ReleaseMutex( *mutex );
return ( 0 );
}
int
ldap_pvt_thread_mutex_trylock( ldap_pvt_thread_mutex_t *mp )
{
DWORD status;
status = WaitForSingleObject( *mp, 0 );
return status == WAIT_FAILED || status == WAIT_TIMEOUT
? -1 : 0;
}
#endif