unit-tests/test-cases/unloadable-library-residue/main.c

   1 /*
   2  * Copyright (c) 2005-2009 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>
  24 #include <string.h>
  25 #include <mach-o/dyld.h>
  26 #include <dlfcn.h>
  27 #include <Availability.h>
  28
  29 #include "test.h" // PASS(), FAIL()
  30
  31
  32 int main()
  33 {
  34 #if __MAC_OS_X_VERSION_MIN_REQUIRED
  35         // load libfoo which depends on libbar
  36         const struct mach_header* mh = NSAddImage("libfoo.dylib", NSADDIMAGE_OPTION_RETURN_ON_ERROR);
  37         if ( mh != NULL ) {
  38                 FAIL("library-cant-be-bound: NSAddImage should have failed");
  39                 return 1;
  40         }
  41 #else
  42         if ( dlopen("libfoo.dylib", RTLD_LAZY) != NULL ){
  43                 FAIL("library-cant-be-bound: dlopen should have failed");
  44                 return 1;
  45         }
  46 #endif
  47
  48          uint32_t count = _dyld_image_count();
  49          for(uint32_t i=0; i < count; ++i) {
  50                 const char*  name = _dyld_get_image_name(i);
  51                 //fprintf(stderr, "%s\n", name);
  52                 if (strcmp(name, "libfoo.dylib") == 0 ) {
  53                         FAIL("library-cant-be-bound: libfoo.dylib shows up in list of images");
  54                         return 0;
  55                 }
  56          }
  57
  58
  59         PASS("library-cant-be-bound");
  60         return 0;
  61 }