objc_modules.c   [plain text]


/*
 * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this
 * file.
 * 
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
#ifdef SHLIB
#include "shlib.h"
#endif
#import <stdio.h>
#import <mach-o/dyld.h>

/*
 * _dyld_get_objc_module_sect_for_module is passed a module and sets a 
 * pointer to the (__OBJC,__module) section and its size for the specified
 * module.
 */
void
_dyld_get_objc_module_sect_for_module(
NSModule module,
void **objc_module,
unsigned long *size)
{
    static void (*p)(NSModule module,
		     void **objc_module,
		     unsigned long *size) = NULL;

	if(p == NULL)
	    _dyld_func_lookup("__dyld_get_objc_module_sect_for_module",
			      (unsigned long *)&p);
	p(module, objc_module, size);
}

/*
 * _dyld_bind_objc_module() is passed a pointer to something in an (__OBJC,
 * __module) section and causes the module that is associated with that address
 * to be bound.
 */
void
_dyld_bind_objc_module(
void *objc_module)
{
    static void (*p)(void *objc_module) = NULL;

	if(p == NULL)
	    _dyld_func_lookup("__dyld_bind_objc_module", (unsigned long *)&p);
	p(objc_module);
}