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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/app/chrome_main_delegate.h"
#include "build/build_config.h"
#include "content/public/app/content_main.h"
#if defined(OS_WIN)
#include "base/debug/dump_without_crashing.h"
#include "base/win/win_util.h"
#include "chrome/common/chrome_constants.h"
#define DLLEXPORT __declspec(dllexport)
// We use extern C for the prototype DLLEXPORT to avoid C++ name mangling.
extern "C" {
DLLEXPORT int __cdecl ChromeMain(HINSTANCE instance,
sandbox::SandboxInterfaceInfo* sandbox_info);
}
#elif defined(OS_POSIX)
extern "C" {
__attribute__((visibility("default")))
int ChromeMain(int argc, const char** argv);
}
#endif
#if defined(OS_WIN)
DLLEXPORT int __cdecl ChromeMain(HINSTANCE instance,
sandbox::SandboxInterfaceInfo* sandbox_info) {
#elif defined(OS_POSIX)
int ChromeMain(int argc, const char** argv) {
#endif
#if defined(OS_WIN) && defined(ARCH_CPU_X86_64)
// VS2013 only checks the existence of FMA3 instructions, not the enabled-ness
// of them at the OS level (this is fixed in VS2015). We force off usage of
// FMA3 instructions in the CRT to avoid using that path and hitting illegal
// instructions when running on CPUs that support FMA3, but OSs that don't.
// See http://crbug.com/436603.
_set_FMA3_enable(0);
#endif // WIN && ARCH_CPU_X86_64
ChromeMainDelegate chrome_main_delegate;
content::ContentMainParams params(&chrome_main_delegate);
#if defined(OS_WIN)
// The process should crash when going through abnormal termination.
base::win::SetShouldCrashOnProcessDetach(true);
base::win::SetAbortBehaviorForCrashReporting();
params.instance = instance;
params.sandbox_info = sandbox_info;
// SetDumpWithoutCrashingFunction must be passed the DumpProcess function
// from the EXE and not from the DLL in order for DumpWithoutCrashing to
// function correctly.
typedef void (__cdecl *DumpProcessFunction)();
DumpProcessFunction DumpProcess = reinterpret_cast<DumpProcessFunction>(
::GetProcAddress(::GetModuleHandle(chrome::kBrowserProcessExecutableName),
"DumpProcessWithoutCrash"));
base::debug::SetDumpWithoutCrashingFunction(DumpProcess);
#else
params.argc = argc;
params.argv = argv;
#endif
int rv = content::ContentMain(params);
#if defined(OS_WIN)
base::win::SetShouldCrashOnProcessDetach(false);
#endif
return rv;
}
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