win: Work towards getting 'minidump' to compile

util/misc/struct_pack.h

 // Copyright 2015 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.
 
-#include "util/test/executable_path.h"
+#ifndef CRASHPAD_UTIL_MISC_STRUCT_PACK_H_
+#define CRASHPAD_UTIL_MISC_STRUCT_PACK_H_
 
-#include <windows.h>
+#include "base/compiler_specific.h"
 
-namespace crashpad {
-namespace test {
+#if defined(COMPILER_MSVC)
+#define PACK_AND_ALIGN_N(decl, N) \
+  __pragma(pack(push, 1)) __declspec(align(N)) decl __pragma(pack(pop))
+#else
+#define PACK_AND_ALIGN_N(decl, N) decl __attribute__((packed, aligned(N)))

[Mark Mentovai, 2015/02/02 22:10:28]

If you wind up with an #if defined(DOXYGEN) branch, you should put the
documentation for this new macro in that branch. If adding Doxygen documentation
for a macro, the file will also need an empty \file directive.
client/simulate_crash_mac.h is an example.

+#endif  // COMPILER_MSVC
 
-base::FilePath ExecutablePath() {
-  wchar_t executable_path[_MAX_PATH];
-  GetModuleFileName(nullptr, executable_path, sizeof(executable_path));
-  return base::FilePath(executable_path);
-}
+#define PACK_AND_ALIGN_4(decl) PACK_AND_ALIGN_N(decl, 4)
+#define PACK_AND_ALIGN_16(decl) PACK_AND_ALIGN_N(decl, 16)
 
-}  // namespace test
-}  // namespace crashpad
+#endif  // CRASHPAD_UTIL_MISC_STRUCT_PACK_H_