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// Copyright (c) 2010 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/browser/browser_main_gtk.h"
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include "app/x11_util.h"
#include "app/x11_util_internal.h"
#include "base/command_line.h"
#include "base/debug/debugger.h"
#include "chrome/browser/browser_list.h"
#include "chrome/browser/browser_main_gtk.h"
#include "chrome/browser/browser_main_win.h"
#include "chrome/browser/metrics/metrics_service.h"
#include "chrome/browser/renderer_host/render_sandbox_host_linux.h"
#include "chrome/browser/zygote_host_linux.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/result_codes.h"
#if defined(USE_NSS)
#include "base/nss_util.h"
#endif
#if defined(USE_LINUX_BREAKPAD)
#include "chrome/app/breakpad_linux.h"
#endif
namespace {
// Indicates that we're currently responding to an IO error (by shutting down).
bool g_in_x11_io_error_handler = false;
int BrowserX11ErrorHandler(Display* d, XErrorEvent* error) {
if (!g_in_x11_io_error_handler)
LOG(ERROR) << x11_util::GetErrorEventDescription(d, error);
return 0;
}
int BrowserX11IOErrorHandler(Display* d) {
// If there's an IO error it likely means the X server has gone away
if (!g_in_x11_io_error_handler) {
g_in_x11_io_error_handler = true;
LOG(ERROR) << "X IO Error detected";
BrowserList::SessionEnding();
}
return 0;
}
} // namespace
void BrowserMainPartsGtk::PreEarlyInitialization() {
BrowserMainPartsPosix::PreEarlyInitialization();
SetupSandbox();
#if defined(USE_NSS)
// We want to be sure to init NSPR on the main thread.
base::EnsureNSPRInit();
#endif
}
void BrowserMainPartsGtk::SetupSandbox() {
// TODO(evanm): move this into SandboxWrapper; I'm just trying to move this
// code en masse out of chrome_dll_main for now.
const char* sandbox_binary = NULL;
struct stat st;
// In Chromium branded builds, developers can set an environment variable to
// use the development sandbox. See
// http://code.google.com/p/chromium/wiki/LinuxSUIDSandboxDevelopment
if (stat("/proc/self/exe", &st) == 0 && st.st_uid == getuid())
sandbox_binary = getenv("CHROME_DEVEL_SANDBOX");
#if defined(LINUX_SANDBOX_PATH)
if (!sandbox_binary)
sandbox_binary = LINUX_SANDBOX_PATH;
#endif
std::string sandbox_cmd;
if (sandbox_binary && !parsed_command_line().HasSwitch(switches::kNoSandbox))
sandbox_cmd = sandbox_binary;
// Tickle the sandbox host and zygote host so they fork now.
RenderSandboxHostLinux* shost = Singleton<RenderSandboxHostLinux>::get();
shost->Init(sandbox_cmd);
ZygoteHost* zhost = Singleton<ZygoteHost>::get();
zhost->Init(sandbox_cmd);
}
void DidEndMainMessageLoop() {
}
void RecordBreakpadStatusUMA(MetricsService* metrics) {
#if defined(USE_LINUX_BREAKPAD)
metrics->RecordBreakpadRegistration(IsCrashReporterEnabled());
#else
metrics->RecordBreakpadRegistration(false);
#endif
metrics->RecordBreakpadHasDebugger(base::debug::BeingDebugged());
}
void WarnAboutMinimumSystemRequirements() {
// Nothing to warn about on GTK right now.
}
// From browser_main_win.h, stubs until we figure out the right thing...
int DoUninstallTasks(bool chrome_still_running) {
return ResultCodes::NORMAL_EXIT;
}
int HandleIconsCommands(const CommandLine &parsed_command_line) {
return 0;
}
bool CheckMachineLevelInstall() {
return false;
}
void PrepareRestartOnCrashEnviroment(const CommandLine &parsed_command_line) {
}
void SetBrowserX11ErrorHandlers() {
// Set up error handlers to make sure profile gets written if X server
// goes away.
x11_util::SetX11ErrorHandlers(
BrowserX11ErrorHandler,
BrowserX11IOErrorHandler);
}
#if !defined(OS_CHROMEOS)
// static
BrowserMainParts* BrowserMainParts::CreateBrowserMainParts(
const MainFunctionParams& parameters) {
return new BrowserMainPartsGtk(parameters);
}
#endif
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