unit-tests/test-cases/executable-image-index/main.c

   1 /*
   2  * Copyright (c) 2007 Apple Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23 #include <stdint.h>
  24 #include <stdio.h>  // fprintf(), NULL
  25 #include <stdlib.h> // exit(), EXIT_SUCCESS
  26 #include <string.h>
  27 #include <mach-o/ldsyms.h>
  28 #include <mach-o/dyld.h>
  29
  30 #include "test.h" // PASS(), FAIL(), XPASS(), XFAIL()
  31
  32 // many apps rely on _dyld_get_image_header(0) being the main executable
  33 // DYLD_INSERT_LIBRARIES can change the order
  34
  35 extern const struct mach_header __dso_handle;
  36
  37 int main()
  38 {
  39         if ( _dyld_get_image_header(0) == &__dso_handle )
  40                 PASS("executable-image-index");
  41         else
  42                 FAIL("executable-image-index: index(0) is %s", _dyld_get_image_name(0));
  43
  44         return EXIT_SUCCESS;
  45 }