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/* -*- 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
#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;
SetDllBlocklistProcessTypeFlags(initFlags, GetGeckoProcessType());
DllBlocklist_Initialize(initFlags);
#endif
ret = content_process_main(bootstrap.get(), argc, argv);
#if defined(DEBUG) && defined(HAS_DLL_BLOCKLIST)
DllBlocklist_Shutdown();
#endif
}
return ret;
}