hphp/util/assertions.cpp

   1 /*
   2    +----------------------------------------------------------------------+
   3    | HipHop for PHP                                                       |
   4    +----------------------------------------------------------------------+
   5    | Copyright (c) 2010-2013 Facebook, Inc. (http://www.facebook.com)     |
   6    +----------------------------------------------------------------------+
   7    | This source file is subject to version 3.01 of the PHP license,      |
   8    | that is bundled with this package in the file LICENSE, and is        |
   9    | available through the world-wide-web at the following url:           |
  10    | http://www.php.net/license/3_01.txt                                  |
  11    | If you did not receive a copy of the PHP license and are unable to   |
  12    | obtain it through the world-wide-web, please send a note to          |
  13    | license@php.net so we can mail you a copy immediately.               |
  14    +----------------------------------------------------------------------+
  15 */
  16 #include "hphp/util/assertions.h"
  17
  18 namespace HPHP {
  19
  20 static AssertFailLogger s_logger;
  21
  22 // In builds without NDEBUG, we don't have __assert_fail from the GNU
  23 // library, so we implement it here for always_assert().
  24 void impl_assert_fail(const char* e, const char* file,
  25                       unsigned int line, const char* func) {
  26   fprintf(stderr, "%s:%d: %s: assertion `%s' failed.", file, line, func, e);
  27   std::abort();
  28 }
  29
  30 void assert_fail_log(const char* title, const std::string& msg) {
  31   if (s_logger) {
  32     s_logger(title, msg);
  33   }
  34   fprintf(stderr, "Assertion failure: %s\n", msg.c_str());
  35 }
  36
  37 void register_assert_fail_logger(AssertFailLogger l) {
  38   s_logger = l;
  39 }
  40
  41 }