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/*
* Copyright (C) 2013 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.
*/
#include "thread_utils.h"
#if defined(__APPLE__)
#include <sys/syscall.h>
// Mac OS >= 10.6 has a system call equivalent to Linux's gettid().
pid_t gettid() {
return syscall(SYS_thread_selfid);
}
#elif !defined(__BIONIC__)
// glibc doesn't implement or export either gettid or tgkill.
#include <unistd.h>
#include <sys/syscall.h>
pid_t gettid() {
return syscall(__NR_gettid);
}
int tgkill(int tgid, int tid, int sig) {
return syscall(__NR_tgkill, tgid, tid, sig);
}
#endif
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