diff options
author | Jeremy Andrews <athenian200@outlook.com> | 2022-07-01 17:43:55 -0500 |
---|---|---|
committer | Jeremy Andrews <athenian200@outlook.com> | 2022-07-02 13:05:26 -0500 |
commit | 057c632bee4c1d2ec9e1546229227583ea4fc835 (patch) | |
tree | 75ecfb67a9e1f77a229598f48bbe97b80839227b /memory | |
parent | 07689ab83f78ea379e744fdb473b22ed0f9ebf95 (diff) | |
download | uxp-057c632bee4c1d2ec9e1546229227583ea4fc835.tar.gz |
Issue #1956 - Allow building with newer MSVC versions.
Diffstat (limited to 'memory')
-rw-r--r-- | memory/mozalloc/moz.build | 4 | ||||
-rw-r--r-- | memory/mozalloc/msvc_raise_wrappers.cpp | 65 | ||||
-rw-r--r-- | memory/mozalloc/msvc_raise_wrappers.h | 41 | ||||
-rw-r--r-- | memory/mozalloc/throw_msvc.h | 17 |
4 files changed, 12 insertions, 115 deletions
diff --git a/memory/mozalloc/moz.build b/memory/mozalloc/moz.build index 9afcefc032..5a6228069e 100644 --- a/memory/mozalloc/moz.build +++ b/memory/mozalloc/moz.build @@ -16,10 +16,6 @@ if CONFIG['WRAP_STL_INCLUDES']: elif CONFIG['_MSC_VER']: DEFINES['_HAS_EXCEPTIONS'] = 0 if CONFIG['MOZ_MSVC_STL_WRAP_RAISE']: - EXPORTS.mozilla += [ - 'msvc_raise_wrappers.h', - 'throw_msvc.h', - ] SOURCES += [ 'msvc_raise_wrappers.cpp', ] diff --git a/memory/mozalloc/msvc_raise_wrappers.cpp b/memory/mozalloc/msvc_raise_wrappers.cpp index 820663f63b..a9f844986c 100644 --- a/memory/mozalloc/msvc_raise_wrappers.cpp +++ b/memory/mozalloc/msvc_raise_wrappers.cpp @@ -5,59 +5,18 @@ * 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/. */ -#include <stdio.h> - +#include <exception> #include "mozalloc_abort.h" -__declspec(noreturn) static void abort_from_exception(const char* const which, - const char* const what); -static void -abort_from_exception(const char* const which, const char* const what) -{ - fprintf(stderr, "fatal: STL threw %s: ", which); - mozalloc_abort(what); -} - -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! - -MFBT_API __declspec(noreturn) void -moz_Xinvalid_argument(const char* what) -{ - abort_from_exception("invalid_argument", what); -} - -MFBT_API __declspec(noreturn) void -moz_Xlength_error(const char* what) -{ - abort_from_exception("length_error", what); -} - -MFBT_API __declspec(noreturn) void -moz_Xout_of_range(const char* what) -{ - abort_from_exception("out_of_range", what); -} - -MFBT_API __declspec(noreturn) void -moz_Xoverflow_error(const char* what) -{ - abort_from_exception("overflow_error", what); -} - -MFBT_API __declspec(noreturn) void -moz_Xruntime_error(const char* what) -{ - abort_from_exception("runtime_error", what); -} - -MFBT_API __declspec(noreturn) void -moz_Xbad_function_call() -{ +static void __cdecl +RaiseHandler(const std::exception& e) + { abort_from_exception("bad_function_call", "bad function call"); -} - -} // namespace std + mozalloc_abort(e.what()); + } + +static struct StaticScopeStruct final { + StaticScopeStruct() { + std::exception::_Set_raise_handler(RaiseHandler); + } +} StaticScopeInvoke; diff --git a/memory/mozalloc/msvc_raise_wrappers.h b/memory/mozalloc/msvc_raise_wrappers.h deleted file mode 100644 index 91b77f453b..0000000000 --- a/memory/mozalloc/msvc_raise_wrappers.h +++ /dev/null @@ -1,41 +0,0 @@ -/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- - * vim: sw=4 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_msvc_raise_wrappers_h -#define mozilla_msvc_raise_wrappers_h - -#ifdef _XSTDDEF_ -# error "Unable to wrap _RAISE(); CRT _RAISE() already defined" -#endif -#ifdef _XUTILITY_ -# error "Unable to wrap _X[exception](); CRT versions already declared" -#endif -#ifdef _FUNCTIONAL_ -# error "Unable to wrap _Xbad_function_call(); CRT version already declared" -#endif - -#include "mozilla/mozalloc_abort.h" - -// xutility will declare the following functions in the std namespace. -// We #define them to be named differently so we can ensure the exception -// throwing semantics of these functions work exactly the way we want, by -// defining our own versions in msvc_raise_wrappers.cpp. -# define _Xinvalid_argument moz_Xinvalid_argument -# define _Xlength_error moz_Xlength_error -# define _Xout_of_range moz_Xout_of_range -# define _Xoverflow_error moz_Xoverflow_error -# define _Xruntime_error moz_Xruntime_error -// used by <functional> -# define _Xbad_function_call moz_Xbad_function_call - -# include <xstddef> -# include <xutility> - -# undef _RAISE -# define _RAISE(x) mozalloc_abort((x).what()) - -#endif // ifndef mozilla_msvc_raise_wrappers_h diff --git a/memory/mozalloc/throw_msvc.h b/memory/mozalloc/throw_msvc.h deleted file mode 100644 index e6ebf46dc4..0000000000 --- a/memory/mozalloc/throw_msvc.h +++ /dev/null @@ -1,17 +0,0 @@ -/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- - * vim: sw=4 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_msvc_h -#define mozilla_throw_msvc_h - -#if defined(MOZ_MSVC_STL_WRAP_RAISE) -# include "msvc_raise_wrappers.h" -#else -# error "Unknown STL wrapper tactic" -#endif - -#endif // mozilla_throw_msvc_h |