зеркало из https://github.com/mozilla/gecko-dev.git
105 строки
3.3 KiB
C++
105 строки
3.3 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
|
/* 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/. */
|
|
|
|
#include "../contentproc/plugin-container.cpp"
|
|
|
|
#include "mozilla/Bootstrap.h"
|
|
#include "mozilla/RuntimeExceptionModule.h"
|
|
#include "mozilla/ScopeExit.h"
|
|
#if defined(XP_WIN)
|
|
# include "mozilla/WindowsDllBlocklist.h"
|
|
# include "mozilla/GeckoArgs.h"
|
|
#endif // defined(XP_WIN)
|
|
|
|
using namespace mozilla;
|
|
|
|
static bool UseForkServer(int argc, char* argv[]) {
|
|
#if defined(MOZ_ENABLE_FORKSERVER)
|
|
return strcmp(argv[argc - 1], "forkserver") == 0;
|
|
#else
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
static int RunForkServer(Bootstrap::UniquePtr&& bootstrap, int argc,
|
|
char* argv[]) {
|
|
#if defined(MOZ_ENABLE_FORKSERVER)
|
|
int ret = 0;
|
|
|
|
bootstrap->NS_LogInit();
|
|
|
|
// Run a fork server in this process, single thread. When it
|
|
// returns, it means the fork server have been stopped or a new
|
|
// content process is created.
|
|
//
|
|
// For the later case, XRE_ForkServer() will return false, running
|
|
// in a content process just forked from the fork server process.
|
|
// argc & argv will be updated with the values passing from the
|
|
// chrome process. With the new values, this function
|
|
// continues the reset of the code acting as a content process.
|
|
if (bootstrap->XRE_ForkServer(&argc, &argv)) {
|
|
// Return from the fork server in the fork server process.
|
|
// Stop the fork server.
|
|
} else {
|
|
// In a content process forked from the fork server.
|
|
// Start acting as a content process.
|
|
ret = content_process_main(bootstrap.get(), argc, argv);
|
|
}
|
|
|
|
bootstrap->NS_LogTerm();
|
|
return ret;
|
|
#else
|
|
return 0;
|
|
#endif
|
|
}
|
|
|
|
int main(int argc, char* argv[]) {
|
|
auto bootstrapResult = GetBootstrap();
|
|
if (bootstrapResult.isErr()) {
|
|
return 2;
|
|
}
|
|
|
|
Bootstrap::UniquePtr bootstrap = bootstrapResult.unwrap();
|
|
|
|
int ret;
|
|
if (UseForkServer(argc, argv)) {
|
|
ret = RunForkServer(std::move(bootstrap), argc, argv);
|
|
} else {
|
|
// Set the process type. We don't remove the arg here as that will be done
|
|
// later in common code.
|
|
SetGeckoProcessType(argv[argc - 1]);
|
|
|
|
// Register an external module to report on otherwise uncatchable
|
|
// exceptions. Note that in child processes this must be called after Gecko
|
|
// process type has been set.
|
|
CrashReporter::RegisterRuntimeExceptionModule();
|
|
|
|
// Make sure we unregister the runtime exception module before returning.
|
|
auto unregisterRuntimeExceptionModule = MakeScopeExit(
|
|
[] { CrashReporter::UnregisterRuntimeExceptionModule(); });
|
|
|
|
#ifdef HAS_DLL_BLOCKLIST
|
|
uint32_t initFlags = eDllBlocklistInitFlagIsChildProcess;
|
|
// This is too early in launch to call XRE_IsUtilityProcess(), so roll
|
|
// our own.
|
|
if (GetGeckoProcessType() == GeckoProcessType_Utility) {
|
|
initFlags |= eDllBlocklistInitFlagIsUtilityProcess;
|
|
} else if (GetGeckoProcessType() == GeckoProcessType_Socket) {
|
|
initFlags |= eDllBlocklistInitFlagIsSocketProcess;
|
|
}
|
|
DllBlocklist_Initialize(initFlags);
|
|
#endif
|
|
|
|
ret = content_process_main(bootstrap.get(), argc, argv);
|
|
|
|
#if defined(DEBUG) && defined(HAS_DLL_BLOCKLIST)
|
|
DllBlocklist_Shutdown();
|
|
#endif
|
|
}
|
|
|
|
return ret;
|
|
}
|