-/*
- * Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
+/* thr_lwp.c - wrappers around SunOS LWP threads */
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2009 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_lwp.c - wrappers around SunOS LWP threads */
-
/* BUGS:
* - slurpd calls the get_stack/free_stack functions. Should be fixed, so
* they can become static.
*/
#include "portable.h"
-#include "ldap_pvt_thread.h"
#if defined( HAVE_LWP )
#include <ac/time.h>
#include <ac/socket.h>
-#include "lber.h"
-#include "ldap.h"
-#include "ldap_log.h"
+#include "ldap-int.h"
+
+#include "ldap_pvt_thread.h" /* Get the thread interface */
+#define LDAP_THREAD_IMPLEMENTATION
+#include "ldap_thr_debug.h" /* May rename the symbols defined below */
#include <lwp/lwp.h>
#include <lwp/stackdep.h>
* Initialize LWP by spinning of a schedular
*/
int
-ldap_pvt_thread_initialize( void )
+ldap_int_thread_initialize( void )
{
thread_t tid;
stkalign_t *stack;
}
int
-ldap_pvt_thread_destroy( void )
+ldap_int_thread_destroy( void )
{
- /* need to destory lwp_scheduler thread and clean up private
+ /* need to destroy lwp_scheduler thread and clean up private
variables */
return 0;
}
static struct stackinfo *stacks;
-static stkalign_t * ldap_pvt_thread_get_stack( int *stacknop )
+static stkalign_t * ldap_int_thread_get_stack( int *stacknop )
{
int i;
if ( stacks == NULL ) {
- stacks = (struct stackinfo *) ch_calloc( 1, MAX_THREADS *
+ stacks = (struct stackinfo *) LDAP_CALLOC( 1, MAX_THREADS *
sizeof(struct stackinfo) );
+
+ if( stacks == NULL ) {
+ Debug( LDAP_DEBUG_ANY, "stacks allocation failed",
+ 0, 0, 0 );
+ return NULL;
+ }
}
for ( i = 0; i < MAX_THREADS; i++ ) {
}
if ( stacks[i].stk_stack == NULL ) {
- stacks[i].stk_stack = (stkalign_t *) malloc(
+ stacks[i].stk_stack = (stkalign_t *) LDAP_MALLOC(
(MAX_STACK / sizeof(stkalign_t) + 1 )
* sizeof(stkalign_t) );
+
+ if( stacks[i].stk_stack == NULL ) {
+ Debug( LDAP_DEBUG_ANY, "stack allocation failed",
+ 0, 0, 0 );
+ return( NULL );
+ }
}
*stacknop = i;
}
static void
-ldap_pvt_thread_free_stack( int stackno )
+ldap_int_thread_free_stack( int stackno )
{
if ( stackno < 0 || stackno > MAX_THREADS ) {
Debug( LDAP_DEBUG_ANY, "free_stack of bogus stack %d\n",
stacks[stackno].stk_inuse = 0;
}
-static static void
+static void
lwp_create_stack( void *(*func)(), void *arg, int stackno )
{
(*func)( arg );
- ldap_pvt_thread_free_stack( stackno );
+ ldap_int_thread_free_stack( stackno );
}
int
stkalign_t *stack;
int stackno;
- if ( (stack = ldap_pvt_thread_get_stack( &stackno )) == NULL ) {
+ if ( (stack = ldap_int_thread_get_stack( &stackno )) == NULL ) {
return( -1 );
}
return( lwp_create( thread, lwp_create_stack, MINPRIO, 0,
}
}
- nt = (tl_t *) malloc( sizeof( tl_t ));
+ nt = (tl_t *) LDAP_MALLOC( sizeof( tl_t ));
+
+ if( nt == NULL ) return -1;
nt->tl_next = sglob->tsl_list;
nt->tl_wake = now + interval;
int
ldap_pvt_thread_cond_wait( ldap_pvt_thread_cond_t *cond,
- ldap_pvt_thread_mutex_t *mutex )
+ ldap_pvt_thread_mutex_t *mutex )
{
if ( ! cond->lcv_created ) {
cv_create( &cond->lcv_cv, *mutex );
return( cv->lcv_created ? cv_broadcast( cv->lcv_cv ) : 0 );
}
+ldap_pvt_thread_t
+ldap_pvt_thread_self( void )
+{
+ thread_t mylwp;
+
+ lwp_self( &mylwp );
+
+ return mylwp;
+}
+
#endif /* HAVE_LWP */