unit-tests/test-cases/rpath-introspection/main.c

   1 /*
   2  * Copyright (c) 2012 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 <stdlib.h>
  25 #include <mach-o/dyld.h>
  26 #include <dlfcn.h>
  27 #include <string.h>
  28
  29 #include "test.h"
  30
  31 extern void foo();
  32
  33 int main()
  34 {
  35         foo();
  36
  37         // make sure foo's path does not have .. in it
  38         int count = _dyld_image_count();
  39         bool found = false;
  40         for(int i=0; i < count; ++i) {
  41                 const char* name = _dyld_get_image_name(i);
  42                 if ( strstr(name, "libfoo.dylib") == 0 ) {
  43                         found = true;
  44                         if ( strstr(name, "..") != NULL ) {
  45                                 FAIL("rpath-introspection: _dyld_get_image_name(%d) returned %s", i, name);
  46                                 return EXIT_SUCCESS;
  47                         }
  48                 }
  49         }
  50         if ( !found ) {
  51                 FAIL("rpath-introspection: _dyld_get_image_name() never returned libfoo.dylib");
  52                 return EXIT_SUCCESS;
  53         }
  54
  55         // make sure dladdr path does not have .. in it
  56         Dl_info info;
  57         if ( dladdr(&foo, &info) == 0 ) {
  58                 FAIL("rpath-introspection: dladdr() failed");
  59                 return EXIT_SUCCESS;
  60         }
  61         if ( strstr(info.dli_fname, "..") != NULL ) {
  62                 FAIL("rpath-introspection: dladdr() returned path with .. in it");
  63                 return EXIT_SUCCESS;
  64         }
  65
  66         PASS("rpath-introspection");
  67         return EXIT_SUCCESS;
  68 }