gecko-dev/mfbt/UniquePtrExtensions.cpp
Jed Davis 370bd5030f Bug 1534780 - Move ipc::FileDescriptor's UniquePtr instance into MFBT as UniqueFileHandle. r=froydnj
MozReview-Commit-ID: 7bbGVIjTTaJ

Differential Revision: https://phabricator.services.mozilla.com/D26737

--HG--
extra : moz-landing-system : lando
2019-06-28 19:46:58 +00:00

36 lines
885 B
C++

/* -*- 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
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "UniquePtrExtensions.h"
#include "mozilla/Assertions.h"
#include "mozilla/DebugOnly.h"
#ifdef XP_WIN
# include <windows.h>
#else
# include <errno.h>
# include <unistd.h>
#endif
namespace mozilla {
namespace detail {
void FileHandleDeleter::operator()(FileHandleHelper aHelper) {
if (aHelper != nullptr) {
DebugOnly<bool> ok;
#ifdef XP_WIN
ok = CloseHandle(aHelper);
#else
ok = close(aHelper) == 0 || errno == EINTR;
#endif
MOZ_ASSERT(ok, "failed to close file handle");
}
}
} // namespace detail
} // namespace mozilla