main.c   [plain text]

/*
 * Copyright (c) 2009 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@
 */
#include <stdio.h>  // fprintf(), NULL
#include <stdlib.h> // exit(), EXIT_SUCCESS
#include <string.h> 
#include <dlfcn.h> 
#include <mach-o/dyld.h> 

#include "test.h" // PASS(), FAIL(), XPASS(), XFAIL()


///
/// verify dladdr() returns NULL for a symbol name in a fully stripped 
/// main executable (and not _mh_execute_header+nnn).
///

int main()
{
	Dl_info info;
	if ( dladdr(&main, &info) == 0 ) {
		FAIL("dladdr(&main, xx) failed");
		exit(0);
	}

	if ( info.dli_sname != NULL ){
		FAIL("dladdr() returned: \"%s\" instead of NULL", info.dli_sname);
		exit(0);
	}
  
	PASS("dladdr-stripped");
	return EXIT_SUCCESS;
}