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--- content/browser/child_process_launcher_helper_linux.cc.orig 2025-07-04 05:17:07 UTC
+++ content/browser/child_process_launcher_helper_linux.cc
@@ -22,7 +22,9 @@
#include "content/public/common/result_codes.h"
#include "content/public/common/sandboxed_process_launcher_delegate.h"
#include "content/public/common/zygote/sandbox_support_linux.h"
+#if !BUILDFLAG(IS_BSD)
#include "content/public/common/zygote/zygote_handle.h"
+#endif
#include "sandbox/policy/linux/sandbox_linux.h"
namespace content {
@@ -47,14 +49,20 @@ bool ChildProcessLauncherHelper::IsUsingLaunchOptions(
}
bool ChildProcessLauncherHelper::IsUsingLaunchOptions() {
+#if !BUILDFLAG(IS_BSD)
return !GetZygoteForLaunch();
+#else
+ return true;
+#endif
}
bool ChildProcessLauncherHelper::BeforeLaunchOnLauncherThread(
PosixFileDescriptorInfo& files_to_register,
base::LaunchOptions* options) {
if (options) {
+#if !BUILDFLAG(IS_BSD)
DCHECK(!GetZygoteForLaunch());
+#endif
// Convert FD mapping to FileHandleMappingVector
options->fds_to_remap = files_to_register.GetMappingWithIDAdjustment(
base::GlobalDescriptors::kBaseDescriptor);
@@ -69,6 +77,7 @@ bool ChildProcessLauncherHelper::BeforeLaunchOnLaunche
remapped_fd.first);
}
+#if !BUILDFLAG(IS_BSD)
// (For Electron), if we're launching without zygote, that means we're
// launching an unsandboxed process (since all sandboxed processes are
// forked from the zygote). Relax the allow_new_privs option to permit
@@ -77,12 +86,15 @@ bool ChildProcessLauncherHelper::BeforeLaunchOnLaunche
delegate_->GetZygote() == nullptr) {
options->allow_new_privs = true;
}
+#endif
options->current_directory = delegate_->GetCurrentDirectory();
options->environment = delegate_->GetEnvironment();
options->clear_environment = !delegate_->ShouldInheritEnvironment();
} else {
+#if !BUILDFLAG(IS_BSD)
DCHECK(GetZygoteForLaunch());
+#endif
// Environment variables could be supported in the future, but are not
// currently supported when launching with the zygote.
DCHECK(delegate_->GetEnvironment().empty());
@@ -99,6 +111,7 @@ ChildProcessLauncherHelper::LaunchProcessOnLauncherThr
int* launch_result) {
*is_synchronous_launch = true;
Process process;
+#if !BUILDFLAG(IS_BSD)
ZygoteCommunication* zygote_handle = GetZygoteForLaunch();
if (zygote_handle) {
// TODO(crbug.com/40448989): If chrome supported multiple zygotes they could
@@ -109,7 +122,6 @@ ChildProcessLauncherHelper::LaunchProcessOnLauncherThr
GetProcessType());
*launch_result = LAUNCH_RESULT_SUCCESS;
-#if !BUILDFLAG(IS_OPENBSD)
if (handle) {
// It could be a renderer process or an utility process.
int oom_score = content::kMiscOomScore;
@@ -118,15 +130,17 @@ ChildProcessLauncherHelper::LaunchProcessOnLauncherThr
oom_score = content::kLowestRendererOomScore;
ZygoteHostImpl::GetInstance()->AdjustRendererOOMScore(handle, oom_score);
}
-#endif
process.process = base::Process(handle);
process.zygote = zygote_handle;
} else {
+#endif
process.process = base::LaunchProcess(*command_line(), *options);
*launch_result = process.process.IsValid() ? LAUNCH_RESULT_SUCCESS
: LAUNCH_RESULT_FAILURE;
+#if !BUILDFLAG(IS_BSD)
}
+#endif
#if BUILDFLAG(IS_CHROMEOS)
process_id_ = process.process.Pid();
@@ -150,10 +164,14 @@ ChildProcessTerminationInfo ChildProcessLauncherHelper
const ChildProcessLauncherHelper::Process& process,
bool known_dead) {
ChildProcessTerminationInfo info;
+#if !BUILDFLAG(IS_BSD)
if (process.zygote) {
info.status = process.zygote->GetTerminationStatus(
process.process.Handle(), known_dead, &info.exit_code);
} else if (known_dead) {
+#else
+ if (known_dead) {
+#endif
info.status = base::GetKnownDeadTerminationStatus(process.process.Handle(),
&info.exit_code);
} else {
@@ -179,13 +197,17 @@ void ChildProcessLauncherHelper::ForceNormalProcessTer
DCHECK(CurrentlyOnProcessLauncherTaskRunner());
process.process.Terminate(RESULT_CODE_NORMAL_EXIT, false);
// On POSIX, we must additionally reap the child.
+#if !BUILDFLAG(IS_BSD)
if (process.zygote) {
// If the renderer was created via a zygote, we have to proxy the reaping
// through the zygote process.
process.zygote->EnsureProcessTerminated(process.process.Handle());
} else {
+#endif
base::EnsureProcessTerminated(std::move(process.process));
+#if !BUILDFLAG(IS_BSD)
}
+#endif
}
void ChildProcessLauncherHelper::SetProcessPriorityOnLauncherThread(
@@ -197,11 +219,13 @@ void ChildProcessLauncherHelper::SetProcessPriorityOnL
}
}
+#if !BUILDFLAG(IS_BSD)
ZygoteCommunication* ChildProcessLauncherHelper::GetZygoteForLaunch() {
return base::CommandLine::ForCurrentProcess()->HasSwitch(switches::kNoZygote)
? nullptr
: delegate_->GetZygote();
}
+#endif
base::File OpenFileToShare(const base::FilePath& path,
base::MemoryMappedFile::Region* region) {
|
