Mark Mentovai 98cca0e5fc compat/mac: 10.6 SDK compatibility for pre-Xcode 4.2 10.6 SDK.
Some definitions were added to the 10.6 SDK during its lifetime, and
aren’t present in older versions of the SDK. The AVX definitions are in
this group.

Apparently, not all of Chrome’s builders use the same version of this
SDK. A try bot failure was encountered for
https://codereview.chromium.org/1011503002/ in
http://build.chromium.org/p/tryserver.chromium.mac/builders/mac_chromium_compile_dbg_ng/builds/33868/steps/compile%20%28with%20patch%29/logs/stdio.

This provides definitions in compat for when they aren’t available from
the SDK.

TEST=compile
R=rsesek@chromium.org

Review URL: https://codereview.chromium.org/1001733003
2015-03-16 13:41:48 -04:00

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// Copyright 2014 The Crashpad Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef CRASHPAD_COMPAT_MAC_MACH_MACH_H_
#define CRASHPAD_COMPAT_MAC_MACH_MACH_H_
#include_next <mach/mach.h>
// <mach/exception_types.h>
// 10.8 SDK
#ifndef EXC_RESOURCE
#define EXC_RESOURCE 11
#endif
#ifndef EXC_MASK_RESOURCE
#define EXC_MASK_RESOURCE (1 << EXC_RESOURCE)
#endif
// 10.9 SDK
#ifndef EXC_GUARD
#define EXC_GUARD 12
#endif
#ifndef EXC_MASK_GUARD
#define EXC_MASK_GUARD (1 << EXC_GUARD)
#endif
// Dont expose EXC_MASK_ALL or EXC_MASK_VALID at all, because their definitions
// vary with SDK, and older kernels will reject values that they dont
// understand. Instead, use crashpad::ExcMaskAll(), which computes the correct
// value of EXC_MASK_ALL for the running system.
#undef EXC_MASK_ALL
#undef EXC_MASK_VALID
#if defined(__i386__) || defined(__x86_64__)
// <mach/i386/exception.h>
// 10.9 SDK
#if EXC_TYPES_COUNT > 13 // Definition varies with SDK
#error Update this file for new exception types
#elif EXC_TYPES_COUNT != 13
#undef EXC_TYPES_COUNT
#define EXC_TYPES_COUNT 13
#endif
// <mach/i386/thread_status.h>
// 10.6 SDK
//
// Earlier versions of this SDK didnt have AVX definitions. They didnt appear
// until the version of the 10.6 SDK that shipped with Xcode 4.2, although
// versions of this SDK appeared with Xcode releases as early as Xcode 3.2.
// Similarly, the kernel didnt handle AVX state until Mac OS X 10.6.8
// (xnu-1504.15.3) and presumably the hardware-specific versions of Mac OS X
// 10.6.7 intended to run on processors with AVX.
#ifndef x86_AVX_STATE32
#define x86_AVX_STATE32 16
#endif
#ifndef x86_AVX_STATE64
#define x86_AVX_STATE64 17
#endif
// 10.8 SDK
#ifndef x86_AVX_STATE
#define x86_AVX_STATE 18
#endif
#endif // defined(__i386__) || defined(__x86_64__)
// <mach/thread_status.h>
// 10.8 SDK
#ifndef THREAD_STATE_FLAVOR_LIST_10_9
#define THREAD_STATE_FLAVOR_LIST_10_9 129
#endif
#endif // CRASHPAD_COMPAT_MAC_MACH_MACH_H_