Impressum throw_gcc.h Sprache: C

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: sw=2 ts=4 et :
*/
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef mozilla_throw_gcc_h
#define mozilla_throw_gcc_h

#if !defined(_LIBCPP_VERSION) || _LIBCPP_VERSION < 14000

#  include "mozilla/Attributes.h"

#  include <stdio.h>   // snprintf
#  include <string.h>  // strerror

// For gcc, we define these inline to abort so that we're absolutely
// certain that (i) no exceptions are thrown from Gecko; (ii) these
// errors are always terminal and caught by breakpad.

#  include "mozilla/mozalloc_abort.h"

// libc++ 4.0.0 and higher use C++11 [[noreturn]] attributes for the functions
// below, and since clang does not allow mixing __attribute__((noreturn)) and
// [[noreturn]], we have to explicitly use the latter here.  See bug 1329520.
#  if defined(__clang__)
#    if __has_feature(cxx_attributes) && defined(_LIBCPP_VERSION) && \
        _LIBCPP_VERSION >= 4000
#      define MOZ_THROW_NORETURN [[noreturn]]
#    endif
#  endif
#  ifndef MOZ_THROW_NORETURN
#    define MOZ_THROW_NORETURN MOZ_NORETURN
#  endif

// MinGW doesn't appropriately inline these functions in debug builds,
// so we need to do some extra coercion for it to do so. Bug 1332747
#  ifdef __MINGW32__
#    define MOZ_THROW_INLINE MOZ_ALWAYS_INLINE_EVEN_DEBUG
#    define MOZ_THROW_EXPORT
#  else
#    define MOZ_THROW_INLINE MOZ_ALWAYS_INLINE
#    define MOZ_THROW_EXPORT MOZ_EXPORT
#  endif

namespace std {

// NB: user code is not supposed to touch the std:: namespace.  We're
// doing this after careful review because we want to define our own
// exception throwing semantics.  Don't try this at home!

MOZ_THROW_NORETURN MOZ_THROW_EXPORT MOZ_THROW_INLINE void __throw_bad_exception(
    void) {
  mozalloc_abort("fatal: STL threw bad_exception");
}

MOZ_THROW_NORETURN MOZ_THROW_EXPORT MOZ_THROW_INLINE void __throw_bad_alloc(
    void) {
  mozalloc_abort("fatal: STL threw bad_alloc");
}

MOZ_THROW_NORETURN MOZ_THROW_EXPORT MOZ_THROW_INLINE void __throw_bad_cast(
    void) {
  mozalloc_abort("fatal: STL threw bad_cast");
}

MOZ_THROW_NORETURN MOZ_THROW_EXPORT MOZ_THROW_INLINE void __throw_bad_typeid(
    void) {
  mozalloc_abort("fatal: STL threw bad_typeid");
}

// used by <functional>
MOZ_THROW_NORETURN MOZ_THROW_EXPORT MOZ_THROW_INLINE void
__throw_bad_function_call(void) {
  mozalloc_abort("fatal: STL threw bad_function_call");
}

MOZ_THROW_NORETURN MOZ_THROW_EXPORT MOZ_THROW_INLINE void __throw_logic_error(
    const char* msg) {
  mozalloc_abort(msg);
}

MOZ_THROW_NORETURN MOZ_THROW_EXPORT MOZ_THROW_INLINE void __throw_domain_error(
    const char* msg) {
  mozalloc_abort(msg);
}

MOZ_THROW_NORETURN MOZ_THROW_EXPORT MOZ_THROW_INLINE void
__throw_invalid_argument(const char* msg) {
  mozalloc_abort(msg);
}

MOZ_THROW_NORETURN MOZ_THROW_EXPORT MOZ_THROW_INLINE void __throw_length_error(
    const char* msg) {
  mozalloc_abort(msg);
}

MOZ_THROW_NORETURN MOZ_THROW_EXPORT MOZ_THROW_INLINE void __throw_out_of_range(
    const char* msg) {
  mozalloc_abort(msg);
}

MOZ_THROW_NORETURN MOZ_THROW_EXPORT MOZ_THROW_INLINE void __throw_runtime_error(
    const char* msg) {
  mozalloc_abort(msg);
}

MOZ_THROW_NORETURN MOZ_THROW_EXPORT MOZ_THROW_INLINE void __throw_range_error(
    const char* msg) {
  mozalloc_abort(msg);
}

MOZ_THROW_NORETURN MOZ_THROW_EXPORT MOZ_THROW_INLINE void
__throw_overflow_error(const char* msg) {
  mozalloc_abort(msg);
}

MOZ_THROW_NORETURN MOZ_THROW_EXPORT MOZ_THROW_INLINE void
__throw_underflow_error(const char* msg) {
  mozalloc_abort(msg);
}

MOZ_THROW_NORETURN MOZ_THROW_EXPORT MOZ_THROW_INLINE void __throw_ios_failure(
    const char* msg) {
  mozalloc_abort(msg);
}

MOZ_THROW_NORETURN MOZ_THROW_EXPORT MOZ_THROW_INLINE void __throw_system_error(
    int err) {
  char error[128];
  snprintf(error, sizeof(error) - 1, "fatal: STL threw system_error: %s (%d)",
           strerror(err), err);
  mozalloc_abort(error);
}

MOZ_THROW_NORETURN MOZ_EXPORT MOZ_ALWAYS_INLINE void __throw_regex_error(
    int err) {
  char error[128];
  snprintf(error, sizeof(error) - 1, "fatal: STL threw regex_error: %s (%d)",
           strerror(err), err);
  mozalloc_abort(error);
}

}  // namespace std

#  undef MOZ_THROW_NORETURN
#  undef MOZ_THROW_INLINE

#endif

#endif  // mozilla_throw_gcc_h

quality100%

¤ Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.0.13Bemerkung: (vorverarbeitet) ¤

*Bot Zugriff

Wurzel

Suchen

Beweissystem der NASA

Beweissystem Isabelle

NIST Cobol Testsuite

Cephes Mathematical Library

Wiener Entwicklungsmethode

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung ist noch experimentell.