dyld/unit-tests/test-cases/terminator-bounds-check/main.c

   1 /*
   2  * Copyright (c) 2011 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
  26 #include "test.h" // PASS(), FAIL(), XPASS(), XFAIL()
  27
  28
  29 extern void* terminators[] __asm__("section$start$__DATA$__mod_term_func");
  30
  31
  32 __attribute__((destructor))
  33 void myterm()
  34 {
  35         FAIL("terminator-bounds-check, terminator called");
  36         exit(0);
  37 }
  38
  39
  40
  41 int
  42 main()
  43 {
  44         // stomp on terminator routine to point into libSystem (_rand)
  45         terminators[0] = &rand;
  46         return EXIT_SUCCESS;
  47 }