unit-tests/test-cases/always-libSystem/main.c

   1 /*
   2  * Copyright (c) 2009 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 <stdio.h>  // fprintf(), NULL
  24 #include <stdlib.h> // exit(), EXIT_SUCCESS
  25 #include <mach-o/dyld.h>
  26 #include <string.h>
  27 #include "test.h" // PASS(), FAIL(), XPASS(), XFAIL()
  28
  29
  30 //
  31 //  <rdar://problem/6563887> app crashes when libSystem cannot be found
  32 //
  33
  34 int main()
  35 {
  36         // see if libSystem is in list of images
  37         uint32_t count = _dyld_image_count();
  38         for(uint32_t i=0; i < count; ++i) {
  39                 const char*  name = _dyld_get_image_name(i);
  40                 if ( strstr(name, "/libSystem.") != NULL ) {
  41                         PASS("always-libSystem");
  42                         return 0;
  43                 }
  44         }
  45
  46         FAIL("always-libSystem");
  47         return 0;
  48 }
  49