/*
* Copyright ( C ) 2024 The Android Open Source Project
*
* Licensed under the Apache License , Version 2 . 0 ( the " License " ) ;
* you may not use this file except in compliance with the License .
* You may obtain a copy of the License at
*
* http : //www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing , software
* distributed under the License is distributed on an " AS IS " BASIS ,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND , either express or implied .
* See the License for the specific language governing permissions and
* limitations under the License .
*/
#ifndef ART_LIBARTBASE_BASE_PIDFD_H_
#define ART_LIBARTBASE_BASE_PIDFD_H_
#include <cstdint>
#include <cstdio>
#include "android-base/unique_fd.h"
#ifdef __BIONIC__
#include <sys/pidfd.h>
#else
#include <sys/syscall.h>
#endif
namespace art {
[[maybe_unused]] static android::base::unique_fd PidfdOpen(pid_t pid, uint32_t flags) {
#ifdef __BIONIC__
return android::base::unique_fd(pidfd_open(pid, flags));
#else
// There is no glibc wrapper for pidfd_open.
return android::base::unique_fd(syscall(SYS_pidfd_open, pid, flags));
#endif
}
} // namespace art
#endif // ART_LIBARTBASE_BASE_PIDFD_H_
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