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Unified Diff: content/common/sandbox_linux/sandbox_linux.cc

Issue 202113004: Implement ScopedFD in terms of ScopedGeneric. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 6 years, 9 months ago
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Index: content/common/sandbox_linux/sandbox_linux.cc
diff --git a/content/common/sandbox_linux/sandbox_linux.cc b/content/common/sandbox_linux/sandbox_linux.cc
index 5fd89f725c3ec9d1fba28e5e34c4775fcd1cdb25..6f605849cbc1e90686172bbc66964baab6109463 100644
--- a/content/common/sandbox_linux/sandbox_linux.cc
+++ b/content/common/sandbox_linux/sandbox_linux.cc
@@ -15,6 +15,7 @@
#include "base/bind.h"
#include "base/callback_helpers.h"
#include "base/command_line.h"
+#include "base/files/scoped_file.h"
#include "base/logging.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/singleton.h"
@@ -43,10 +44,6 @@ struct FDCloser {
}
};
-// Don't use base::ScopedFD since it doesn't CHECK that the file descriptor was
-// closed.
-typedef scoped_ptr<int, FDCloser> SafeScopedFD;
-
void LogSandboxStarted(const std::string& sandbox_name) {
const CommandLine& command_line = *CommandLine::ForCurrentProcess();
const std::string process_type =
@@ -203,25 +200,25 @@ int LinuxSandbox::GetStatus() {
// of using the pid.
bool LinuxSandbox::IsSingleThreaded() const {
bool is_single_threaded = false;
- int proc_self_task = OpenProcTaskFd(proc_fd_);
+ base::ScopedFD proc_self_task(OpenProcTaskFd(proc_fd_));
// In Debug mode, it's mandatory to be able to count threads to catch bugs.
#if !defined(NDEBUG)
// Using CHECK here since we want to check all the cases where
// !defined(NDEBUG)
// gets built.
- CHECK_LE(0, proc_self_task) << "Could not count threads, the sandbox was not "
- << "pre-initialized properly.";
+ CHECK(proc_self_task.is_valid())
+ << "Could not count threads, the sandbox was not "
+ << "pre-initialized properly.";
#endif // !defined(NDEBUG)
- if (proc_self_task < 0) {
+ if (!proc_self_task.is_valid()) {
// Pretend to be monothreaded if it can't be determined (for instance the
// setuid sandbox is already engaged but no proc_fd_ is available).
is_single_threaded = true;
} else {
- SafeScopedFD task_closer(&proc_self_task);
is_single_threaded =
- sandbox::ThreadHelpers::IsSingleThreaded(proc_self_task);
+ sandbox::ThreadHelpers::IsSingleThreaded(proc_self_task.get());
}
return is_single_threaded;
@@ -391,11 +388,10 @@ void LinuxSandbox::CheckForBrokenPromises(const std::string& process_type) {
void LinuxSandbox::StopThreadAndEnsureNotCounted(base::Thread* thread) const {
DCHECK(thread);
- int proc_self_task = OpenProcTaskFd(proc_fd_);
- PCHECK(proc_self_task >= 0);
- SafeScopedFD task_closer(&proc_self_task);
- CHECK(
- sandbox::ThreadHelpers::StopThreadAndWatchProcFS(proc_self_task, thread));
+ base::ScopedFD proc_self_task(OpenProcTaskFd(proc_fd_));
+ PCHECK(proc_self_task.is_valid());
+ CHECK(sandbox::ThreadHelpers::StopThreadAndWatchProcFS(proc_self_task.get(),
+ thread));
}
} // namespace content
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