void GetPathToBinary(FilePath& exePath)
{
#if defined(OS_WIN)
exePath = FilePath::FromWStringHack(CommandLine::ForCurrentProcess()->program());
exePath = exePath.DirName();
exePath = exePath.AppendASCII(MOZ_CHILD_PROCESS_NAME);
#elif defined(OS_POSIX)
if (ShouldHaveDirectoryService()) {
nsCOMPtr<nsIProperties> directoryService(do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID));
NS_ASSERTION(directoryService, "Expected XPCOM to be available");
if (directoryService) {
nsCOMPtr<nsIFile> greDir;
nsresult rv = directoryService->Get(NS_GRE_DIR, NS_GET_IID(nsIFile), getter_AddRefs(greDir));
if (NS_SUCCEEDED(rv)) {
nsCString path;
greDir->GetNativePath(path);
exePath = FilePath(path.get());
#ifdef MOZ_WIDGET_COCOA
// We need to use an App Bundle on OS X so that we can hide
// the dock icon. See Bug 557225.
exePath = exePath.AppendASCII(MOZ_CHILD_PROCESS_BUNDLE);
#endif
}
}
}
if (exePath.empty()) {
exePath = FilePath(CommandLine::ForCurrentProcess()->argv()[0]);
exePath = exePath.DirName();
}
exePath = exePath.AppendASCII(MOZ_CHILD_PROCESS_NAME);
#endif
}
//static
void
GeckoChildProcessHost::GetPathToBinary(FilePath& exePath)
{
if (ShouldHaveDirectoryService()) {
MOZ_ASSERT(gGREPath);
#ifdef OS_WIN
exePath = FilePath(char16ptr_t(gGREPath));
#else
nsCString path;
NS_CopyUnicodeToNative(nsDependentString(gGREPath), path);
exePath = FilePath(path.get());
#endif
#ifdef MOZ_WIDGET_COCOA
// We need to use an App Bundle on OS X so that we can hide
// the dock icon. See Bug 557225.
exePath = exePath.AppendASCII(MOZ_CHILD_PROCESS_BUNDLE);
#endif
}
if (exePath.empty()) {
#ifdef OS_WIN
exePath = FilePath::FromWStringHack(CommandLine::ForCurrentProcess()->program());
#else
exePath = FilePath(CommandLine::ForCurrentProcess()->argv()[0]);
#endif
exePath = exePath.DirName();
}
exePath = exePath.AppendASCII(MOZ_CHILD_PROCESS_NAME);
}
//static
void
GeckoChildProcessHost::GetPathToBinary(FilePath& exePath)
{
if (ShouldHaveDirectoryService()) {
MOZ_ASSERT(gGREBinPath);
#ifdef OS_WIN
exePath = FilePath(char16ptr_t(gGREBinPath));
#elif MOZ_WIDGET_COCOA
nsCOMPtr<nsIFile> childProcPath;
NS_NewLocalFile(nsDependentString(gGREBinPath), false,
getter_AddRefs(childProcPath));
// We need to use an App Bundle on OS X so that we can hide
// the dock icon. See Bug 557225.
childProcPath->AppendNative(NS_LITERAL_CSTRING("plugin-container.app"));
childProcPath->AppendNative(NS_LITERAL_CSTRING("Contents"));
childProcPath->AppendNative(NS_LITERAL_CSTRING("MacOS"));
nsCString tempCPath;
childProcPath->GetNativePath(tempCPath);
exePath = FilePath(tempCPath.get());
#else
nsCString path;
NS_CopyUnicodeToNative(nsDependentString(gGREBinPath), path);
exePath = FilePath(path.get());
#endif
}
if (exePath.empty()) {
#ifdef OS_WIN
exePath = FilePath::FromWStringHack(CommandLine::ForCurrentProcess()->program());
#else
exePath = FilePath(CommandLine::ForCurrentProcess()->argv()[0]);
#endif
exePath = exePath.DirName();
}
#ifdef MOZ_WIDGET_ANDROID
exePath = exePath.AppendASCII("lib");
// We must use the PIE binary on 5.0 and higher
const char* processName = mozilla::AndroidBridge::Bridge()->GetAPIVersion() >= 21 ?
MOZ_CHILD_PROCESS_NAME_PIE : MOZ_CHILD_PROCESS_NAME;
exePath = exePath.AppendASCII(processName);
#else
exePath = exePath.AppendASCII(MOZ_CHILD_PROCESS_NAME);
#endif
}
// Open an item via a shell execute command. Error code checking and casting
// explanation: http://msdn2.microsoft.com/en-us/library/ms647732.aspx
bool OpenItemViaShell(const FilePath& full_path)
{
HINSTANCE h = ::ShellExecuteW(
NULL, NULL, full_path.value().c_str(), NULL,
full_path.DirName().value().c_str(), SW_SHOWNORMAL);
LONG_PTR error = reinterpret_cast<LONG_PTR>(h);
if(error > 32)
{
return true;
}
if((error == SE_ERR_NOASSOC))
{
return OpenItemWithExternalApp(full_path.value());
}
return false;
}
//static
void
GeckoChildProcessHost::GetPathToBinary(FilePath& exePath, GeckoProcessType processType)
{
if (sRunSelfAsContentProc &&
processType == GeckoProcessType_Content) {
#if defined(OS_WIN)
wchar_t exePathBuf[MAXPATHLEN];
if (!::GetModuleFileNameW(nullptr, exePathBuf, MAXPATHLEN)) {
MOZ_CRASH("GetModuleFileNameW failed (FIXME)");
}
exePath = FilePath::FromWStringHack(exePathBuf);
#elif defined(OS_POSIX)
exePath = FilePath(CommandLine::ForCurrentProcess()->argv()[0]);
#else
# error Sorry; target OS not supported yet.
#endif
return;
}
if (ShouldHaveDirectoryService()) {
MOZ_ASSERT(gGREBinPath);
#ifdef OS_WIN
exePath = FilePath(char16ptr_t(gGREBinPath));
#elif MOZ_WIDGET_COCOA
nsCOMPtr<nsIFile> childProcPath;
NS_NewLocalFile(nsDependentString(gGREBinPath), false,
getter_AddRefs(childProcPath));
// We need to use an App Bundle on OS X so that we can hide
// the dock icon. See Bug 557225.
childProcPath->AppendNative(NS_LITERAL_CSTRING("plugin-container.app"));
childProcPath->AppendNative(NS_LITERAL_CSTRING("Contents"));
childProcPath->AppendNative(NS_LITERAL_CSTRING("MacOS"));
nsCString tempCPath;
childProcPath->GetNativePath(tempCPath);
exePath = FilePath(tempCPath.get());
#else
nsCString path;
NS_CopyUnicodeToNative(nsDependentString(gGREBinPath), path);
exePath = FilePath(path.get());
#endif
}
if (exePath.empty()) {
#ifdef OS_WIN
exePath = FilePath::FromWStringHack(CommandLine::ForCurrentProcess()->program());
#else
exePath = FilePath(CommandLine::ForCurrentProcess()->argv()[0]);
#endif
exePath = exePath.DirName();
}
#ifdef MOZ_WIDGET_ANDROID
exePath = exePath.AppendASCII("lib");
// We must use the PIE binary on 5.0 and higher
const char* processName = mozilla::AndroidBridge::Bridge()->GetAPIVersion() >= 21 ?
MOZ_CHILD_PROCESS_NAME_PIE : MOZ_CHILD_PROCESS_NAME;
exePath = exePath.AppendASCII(processName);
#else
exePath = exePath.AppendASCII(MOZ_CHILD_PROCESS_NAME);
#endif
}
bool
GeckoChildProcessHost::PerformAsyncLaunch(std::vector<std::string> aExtraOpts)
{
// FIXME/cjones: make this work from non-IO threads, too
// We rely on the fact that InitializeChannel() has already been processed
// on the IO thread before this point is reached.
if (!GetChannel()) {
return false;
}
base::ProcessHandle process;
// send the child the PID so that it can open a ProcessHandle back to us.
// probably don't want to do this in the long run
char pidstring[32];
PR_snprintf(pidstring, sizeof(pidstring) - 1,
"%ld", base::Process::Current().pid());
const char* const childProcessType =
XRE_ChildProcessTypeToString(mProcessType);
//--------------------------------------------------
#if defined(OS_POSIX)
// For POSIX, we have to be extremely anal about *not* using
// std::wstring in code compiled with Mozilla's -fshort-wchar
// configuration, because chromium is compiled with -fno-short-wchar
// and passing wstrings from one config to the other is unsafe. So
// we split the logic here.
FilePath exePath;
#ifdef OS_LINUX
base::environment_map newEnvVars;
#endif
nsCOMPtr<nsIProperties> directoryService(do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID));
nsCOMPtr<nsIFile> greDir;
nsresult rv = directoryService->Get(NS_GRE_DIR, NS_GET_IID(nsIFile), getter_AddRefs(greDir));
if (NS_SUCCEEDED(rv)) {
nsCString path;
greDir->GetNativePath(path);
exePath = FilePath(path.get());
#ifdef OS_LINUX
newEnvVars["LD_LIBRARY_PATH"] = path.get();
#endif
}
else {
exePath = FilePath(CommandLine::ForCurrentProcess()->argv()[0]);
exePath = exePath.DirName();
}
exePath = exePath.AppendASCII(MOZ_CHILD_PROCESS_NAME);
// remap the IPC socket fd to a well-known int, as the OS does for
// STDOUT_FILENO, for example
int srcChannelFd, dstChannelFd;
channel().GetClientFileDescriptorMapping(&srcChannelFd, &dstChannelFd);
mFileMap.push_back(std::pair<int,int>(srcChannelFd, dstChannelFd));
// no need for kProcessChannelID, the child process inherits the
// other end of the socketpair() from us
std::vector<std::string> childArgv;
childArgv.push_back(exePath.value());
childArgv.insert(childArgv.end(), aExtraOpts.begin(), aExtraOpts.end());
childArgv.push_back(pidstring);
childArgv.push_back(childProcessType);
#if defined(MOZ_CRASHREPORTER)
int childCrashFd, childCrashRemapFd;
if (!CrashReporter::CreateNotificationPipeForChild(
&childCrashFd, &childCrashRemapFd))
return false;
if (0 <= childCrashFd) {
mFileMap.push_back(std::pair<int,int>(childCrashFd, childCrashRemapFd));
// "true" == crash reporting enabled
childArgv.push_back("true");
}
else {
// "false" == crash reporting disabled
childArgv.push_back("false");
}
#endif
base::LaunchApp(childArgv, mFileMap,
#ifdef OS_LINUX
newEnvVars,
#endif
false, &process);
//--------------------------------------------------
#elif defined(OS_WIN)
FilePath exePath =
FilePath::FromWStringHack(CommandLine::ForCurrentProcess()->program());
exePath = exePath.DirName();
exePath = exePath.AppendASCII(MOZ_CHILD_PROCESS_NAME);
CommandLine cmdLine(exePath.ToWStringHack());
cmdLine.AppendSwitchWithValue(switches::kProcessChannelID, channel_id());
for (std::vector<std::string>::iterator it = aExtraOpts.begin();
it != aExtraOpts.end();
++it) {
cmdLine.AppendLooseValue(UTF8ToWide(*it));
}
cmdLine.AppendLooseValue(UTF8ToWide(pidstring));
cmdLine.AppendLooseValue(UTF8ToWide(childProcessType));
#if defined(MOZ_CRASHREPORTER)
cmdLine.AppendLooseValue(
UTF8ToWide(CrashReporter::GetChildNotificationPipe()));
#endif
base::LaunchApp(cmdLine, false, false, &process);
#else
# error Sorry
#endif
if (!process) {
return false;
}
SetHandle(process);
return true;
}