43 lines
1.1 KiB
C
43 lines
1.1 KiB
C
/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "thread_utils.h"
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#if defined(__APPLE__)
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#include <sys/syscall.h>
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// Mac OS >= 10.6 has a system call equivalent to Linux's gettid().
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pid_t gettid() {
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return syscall(SYS_thread_selfid);
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}
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#elif !defined(__BIONIC__)
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// glibc doesn't implement or export either gettid or tgkill.
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#include <unistd.h>
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#include <sys/syscall.h>
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pid_t gettid() {
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return syscall(__NR_gettid);
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}
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int tgkill(int tgid, int tid, int sig) {
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return syscall(__NR_tgkill, tgid, tid, sig);
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}
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#endif
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