0138c46794
Since there is no 64-bit before 21, there's no need for us to talk about bitness at all. Bug: https://github.com/android-ndk/ndk/issues/481 Test: builds Change-Id: I307466997df35d7f1d0eef7dc7cb35ac3033d25d
258 lines
10 KiB
C
258 lines
10 KiB
C
/*
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* Copyright (C) 2008 The Android Open Source Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _PTHREAD_H_
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#define _PTHREAD_H_
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#include <limits.h>
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#include <bits/pthread_types.h>
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#include <sched.h>
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#include <sys/cdefs.h>
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#include <sys/types.h>
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#include <time.h>
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__BEGIN_DECLS
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enum {
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PTHREAD_MUTEX_NORMAL = 0,
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PTHREAD_MUTEX_RECURSIVE = 1,
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PTHREAD_MUTEX_ERRORCHECK = 2,
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PTHREAD_MUTEX_ERRORCHECK_NP = PTHREAD_MUTEX_ERRORCHECK,
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PTHREAD_MUTEX_RECURSIVE_NP = PTHREAD_MUTEX_RECURSIVE,
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PTHREAD_MUTEX_DEFAULT = PTHREAD_MUTEX_NORMAL
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};
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#define PTHREAD_MUTEX_INITIALIZER { { ((PTHREAD_MUTEX_NORMAL & 3) << 14) } }
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#define PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP { { ((PTHREAD_MUTEX_RECURSIVE & 3) << 14) } }
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#define PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP { { ((PTHREAD_MUTEX_ERRORCHECK & 3) << 14) } }
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#define PTHREAD_COND_INITIALIZER { { 0 } }
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#define PTHREAD_RWLOCK_INITIALIZER { { 0 } }
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enum {
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PTHREAD_RWLOCK_PREFER_READER_NP = 0,
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PTHREAD_RWLOCK_PREFER_WRITER_NONRECURSIVE_NP = 1,
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};
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#define PTHREAD_ONCE_INIT 0
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#if __ANDROID_API__ >= __ANDROID_API_N__
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#define PTHREAD_BARRIER_SERIAL_THREAD -1
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#endif
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#if defined(__LP64__)
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#define PTHREAD_STACK_MIN (4 * PAGE_SIZE)
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#else
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#define PTHREAD_STACK_MIN (2 * PAGE_SIZE)
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#endif
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#define PTHREAD_CREATE_DETACHED 0x00000001
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#define PTHREAD_CREATE_JOINABLE 0x00000000
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#define PTHREAD_PROCESS_PRIVATE 0
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#define PTHREAD_PROCESS_SHARED 1
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#define PTHREAD_SCOPE_SYSTEM 0
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#define PTHREAD_SCOPE_PROCESS 1
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int pthread_atfork(void (*)(void), void (*)(void), void (*)(void)) __INTRODUCED_IN(12);
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int pthread_attr_destroy(pthread_attr_t*);
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int pthread_attr_getdetachstate(const pthread_attr_t*, int*);
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int pthread_attr_getguardsize(const pthread_attr_t*, size_t*);
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int pthread_attr_getschedparam(const pthread_attr_t*, struct sched_param*);
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int pthread_attr_getschedpolicy(const pthread_attr_t*, int*);
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int pthread_attr_getscope(const pthread_attr_t*, int*);
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int pthread_attr_getstack(const pthread_attr_t*, void**, size_t*);
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int pthread_attr_getstacksize(const pthread_attr_t*, size_t*);
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int pthread_attr_init(pthread_attr_t*);
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int pthread_attr_setdetachstate(pthread_attr_t*, int);
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int pthread_attr_setguardsize(pthread_attr_t*, size_t);
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int pthread_attr_setschedparam(pthread_attr_t*, const struct sched_param*);
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int pthread_attr_setschedpolicy(pthread_attr_t*, int);
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int pthread_attr_setscope(pthread_attr_t*, int);
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int pthread_attr_setstack(pthread_attr_t*, void*, size_t);
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int pthread_attr_setstacksize(pthread_attr_t*, size_t);
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int pthread_condattr_destroy(pthread_condattr_t*);
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int pthread_condattr_getclock(const pthread_condattr_t*, clockid_t*) __INTRODUCED_IN(21);
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int pthread_condattr_getpshared(const pthread_condattr_t*, int*);
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int pthread_condattr_init(pthread_condattr_t*);
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int pthread_condattr_setclock(pthread_condattr_t*, clockid_t) __INTRODUCED_IN(21);
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int pthread_condattr_setpshared(pthread_condattr_t*, int);
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int pthread_cond_broadcast(pthread_cond_t*);
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int pthread_cond_destroy(pthread_cond_t*);
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int pthread_cond_init(pthread_cond_t*, const pthread_condattr_t*);
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int pthread_cond_signal(pthread_cond_t*);
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int pthread_cond_timedwait(pthread_cond_t*, pthread_mutex_t*, const struct timespec*);
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int pthread_cond_wait(pthread_cond_t*, pthread_mutex_t*);
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int pthread_create(pthread_t*, pthread_attr_t const*, void* (*start_routine)(void*), void*);
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int pthread_detach(pthread_t);
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void pthread_exit(void*) __noreturn;
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int pthread_equal(pthread_t, pthread_t);
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int pthread_getattr_np(pthread_t, pthread_attr_t*);
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int pthread_getcpuclockid(pthread_t, clockid_t*);
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int pthread_getschedparam(pthread_t, int*, struct sched_param*);
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void* pthread_getspecific(pthread_key_t);
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pid_t pthread_gettid_np(pthread_t) __INTRODUCED_IN(21);
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int pthread_join(pthread_t, void**);
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int pthread_key_create(pthread_key_t*, void (*)(void*));
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int pthread_key_delete(pthread_key_t);
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int pthread_mutexattr_destroy(pthread_mutexattr_t*);
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int pthread_mutexattr_getpshared(const pthread_mutexattr_t*, int*);
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int pthread_mutexattr_gettype(const pthread_mutexattr_t*, int*);
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int pthread_mutexattr_init(pthread_mutexattr_t*);
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int pthread_mutexattr_setpshared(pthread_mutexattr_t*, int);
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int pthread_mutexattr_settype(pthread_mutexattr_t*, int);
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int pthread_mutex_destroy(pthread_mutex_t*);
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int pthread_mutex_init(pthread_mutex_t*, const pthread_mutexattr_t*);
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int pthread_mutex_lock(pthread_mutex_t*);
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int pthread_mutex_timedlock(pthread_mutex_t*, const struct timespec* )
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__INTRODUCED_IN(21);
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int pthread_mutex_trylock(pthread_mutex_t*);
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int pthread_mutex_unlock(pthread_mutex_t*);
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#if __ANDROID_API__ < 21
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/*
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* Cruft for supporting old API levels. Pre-L we didn't have the proper POSIX
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* APIs for things, but instead had some locally grown, artisan equivalents.
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* Keep exposing the old prototypes on old API levels so we don't regress
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* functionality.
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*
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* See the following bugs:
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* * https://github.com/android-ndk/ndk/issues/420
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* * https://github.com/android-ndk/ndk/issues/423
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* * https://stackoverflow.com/q/44580542/632035
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*/
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int pthread_mutex_lock_timeout_np(pthread_mutex_t* mutex, unsigned msecs);
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int pthread_cond_timeout_np(pthread_cond_t* cond, pthread_mutex_t* mutex, unsigned msecs);
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int pthread_cond_timedwait_monotonic_np(pthread_cond_t*, pthread_mutex_t*, const struct timespec*);
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int pthread_cond_timedwait_relative_np(pthread_cond_t* cond, pthread_mutex_t* mutex,
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const struct timespec* reltime);
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#endif
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int pthread_once(pthread_once_t*, void (*init_routine)(void));
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int pthread_rwlockattr_init(pthread_rwlockattr_t*);
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int pthread_rwlockattr_destroy(pthread_rwlockattr_t*);
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int pthread_rwlockattr_getpshared(const pthread_rwlockattr_t*, int*);
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int pthread_rwlockattr_setpshared(pthread_rwlockattr_t*, int);
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int pthread_rwlockattr_getkind_np(const pthread_rwlockattr_t*, int*)
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__INTRODUCED_IN(23);
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int pthread_rwlockattr_setkind_np(pthread_rwlockattr_t*, int) __INTRODUCED_IN(23);
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int pthread_rwlock_destroy(pthread_rwlock_t*);
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int pthread_rwlock_init(pthread_rwlock_t*, const pthread_rwlockattr_t*);
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int pthread_rwlock_rdlock(pthread_rwlock_t*);
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int pthread_rwlock_timedrdlock(pthread_rwlock_t*, const struct timespec*);
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int pthread_rwlock_timedwrlock(pthread_rwlock_t*, const struct timespec*);
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int pthread_rwlock_tryrdlock(pthread_rwlock_t*);
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int pthread_rwlock_trywrlock(pthread_rwlock_t*);
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int pthread_rwlock_unlock(pthread_rwlock_t*);
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int pthread_rwlock_wrlock(pthread_rwlock_t*);
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#if __ANDROID_API__ >= __ANDROID_API_N__
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int pthread_barrierattr_init(pthread_barrierattr_t* attr) __INTRODUCED_IN(24);
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int pthread_barrierattr_destroy(pthread_barrierattr_t* attr) __INTRODUCED_IN(24);
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int pthread_barrierattr_getpshared(const pthread_barrierattr_t* attr,
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int* pshared) __INTRODUCED_IN(24);
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int pthread_barrierattr_setpshared(pthread_barrierattr_t* attr, int pshared)
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__INTRODUCED_IN(24);
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#endif
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#if __ANDROID_API__ >= __ANDROID_API_N__
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int pthread_barrier_init(pthread_barrier_t*, const pthread_barrierattr_t*, unsigned)
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__INTRODUCED_IN(24);
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int pthread_barrier_destroy(pthread_barrier_t*) __INTRODUCED_IN(24);
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int pthread_barrier_wait(pthread_barrier_t*) __INTRODUCED_IN(24);
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#endif
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#if __ANDROID_API__ >= __ANDROID_API_N__
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int pthread_spin_destroy(pthread_spinlock_t*) __INTRODUCED_IN(24);
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int pthread_spin_init(pthread_spinlock_t*, int) __INTRODUCED_IN(24);
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int pthread_spin_lock(pthread_spinlock_t*) __INTRODUCED_IN(24);
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int pthread_spin_trylock(pthread_spinlock_t*) __INTRODUCED_IN(24);
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int pthread_spin_unlock(pthread_spinlock_t*) __INTRODUCED_IN(24);
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#endif
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pthread_t pthread_self(void) __attribute_const__;
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#if defined(__USE_GNU)
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int pthread_getname_np(pthread_t, char*, size_t) __INTRODUCED_IN(26);
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#endif
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/* TODO: this should be __USE_GNU too. */
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int pthread_setname_np(pthread_t, const char*);
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int pthread_setschedparam(pthread_t, int, const struct sched_param*);
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int pthread_setspecific(pthread_key_t, const void*);
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typedef void (*__pthread_cleanup_func_t)(void*);
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typedef struct __pthread_cleanup_t {
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struct __pthread_cleanup_t* __cleanup_prev;
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__pthread_cleanup_func_t __cleanup_routine;
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void* __cleanup_arg;
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} __pthread_cleanup_t;
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void __pthread_cleanup_push(__pthread_cleanup_t* c, __pthread_cleanup_func_t, void*);
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void __pthread_cleanup_pop(__pthread_cleanup_t*, int);
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/* Believe or not, the definitions of pthread_cleanup_push and
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* pthread_cleanup_pop below are correct. Posix states that these
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* can be implemented as macros that might introduce opening and
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* closing braces, and that using setjmp/longjmp/return/break/continue
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* between them results in undefined behavior.
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*/
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#define pthread_cleanup_push(routine, arg) \
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do { \
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__pthread_cleanup_t __cleanup; \
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__pthread_cleanup_push( &__cleanup, (routine), (arg) ); \
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#define pthread_cleanup_pop(execute) \
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__pthread_cleanup_pop( &__cleanup, (execute)); \
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} while (0); \
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__END_DECLS
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#endif /* _PTHREAD_H_ */
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