+/* thr_nt.c - wrapper around NT threads */
/* $OpenLDAP$ */
-/*
- * Copyright 1998-2000 The OpenLDAP Foundation, Redwood City, California, USA
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2004 The OpenLDAP Foundation.
* 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.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
*/
-/* thr_nt.c - wrapper around NT threads */
-
#include "portable.h"
#if defined( HAVE_NT_THREADS )
#include "ldap_pvt_thread.h"
+typedef struct ldap_int_thread_s {
+ long tid;
+ HANDLE thd;
+} ldap_int_thread_s;
+
+#ifndef NT_MAX_THREADS
+#define NT_MAX_THREADS 1024
+#endif
+
+static ldap_int_thread_s tids[NT_MAX_THREADS];
+static int ntids;
+
+
+/* mingw compiler very sensitive about getting prototypes right */
+typedef unsigned __stdcall thrfunc_t(void *);
+
int
ldap_int_thread_initialize( void )
{
void *(*start_routine)( void *),
void *arg)
{
- *thread = (ldap_pvt_thread_t)_beginthread( (void *) start_routine,
- 0, arg );
- return ( (unsigned long)*thread == -1 ? -1 : 0 );
+ unsigned tid;
+ HANDLE thd;
+ int rc = -1;
+
+ thd = (HANDLE) _beginthreadex(NULL, LDAP_PVT_THREAD_STACK_SIZE, (thrfunc_t *) start_routine,
+ arg, 0, &tid);
+
+ if ( thd ) {
+ *thread = (ldap_pvt_thread_t) tid;
+ tids[ntids].tid = tid;
+ tids[ntids].thd = thd;
+ ntids++;
+ rc = 0;
+ }
+ return rc;
}
void
ldap_pvt_thread_join( ldap_pvt_thread_t thread, void **thread_return )
{
DWORD status;
- status = WaitForSingleObject( (HANDLE) thread, INFINITE );
+ int i;
+
+ for (i=0; i<ntids; i++) {
+ if ( tids[i].tid == thread )
+ break;
+ }
+ if ( i > ntids ) return -1;
+
+ status = WaitForSingleObject( tids[i].thd, INFINITE );
+ for (; i<ntids; i++) {
+ tids[i] = tids[i+1];
+ }
+ ntids--;
return status == WAIT_FAILED ? -1 : 0;
}
int
ldap_pvt_thread_cond_broadcast( ldap_pvt_thread_cond_t *cond )
{
- SetEvent( *cond );
+ while ( WaitForSingleObject( *cond, 0 ) == WAIT_TIMEOUT )
+ SetEvent( *cond );
return( 0 );
}
? -1 : 0;
}
+ldap_pvt_thread_t
+ldap_pvt_thread_self( void )
+{
+ return GetCurrentThreadId();
+}
+
#endif