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45 lines
1.4 KiB
Go
45 lines
1.4 KiB
Go
// Copyright 2021 The Libc Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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//go:build !freebsd && !openbsd
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// +build !freebsd,!openbsd
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package libc // import "modernc.org/libc"
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import (
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"unsafe"
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"modernc.org/libc/pthread"
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)
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// int pthread_attr_init(pthread_attr_t *attr);
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func Xpthread_attr_init(t *TLS, pAttr uintptr) int32 {
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*(*pthread.Pthread_attr_t)(unsafe.Pointer(pAttr)) = pthread.Pthread_attr_t{}
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return 0
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}
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// The pthread_mutex_init() function shall initialize the mutex referenced by
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// mutex with attributes specified by attr. If attr is NULL, the default mutex
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// attributes are used; the effect shall be the same as passing the address of
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// a default mutex attributes object. Upon successful initialization, the state
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// of the mutex becomes initialized and unlocked.
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//
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// If successful, the pthread_mutex_destroy() and pthread_mutex_init()
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// functions shall return zero; otherwise, an error number shall be returned to
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// indicate the error.
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//
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// int pthread_mutex_init(pthread_mutex_t *restrict mutex, const pthread_mutexattr_t *restrict attr);
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func Xpthread_mutex_init(t *TLS, pMutex, pAttr uintptr) int32 {
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typ := pthread.PTHREAD_MUTEX_DEFAULT
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if pAttr != 0 {
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typ = int(X__ccgo_pthreadMutexattrGettype(t, pAttr))
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}
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mutexesMu.Lock()
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defer mutexesMu.Unlock()
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mutexes[pMutex] = newMutex(typ)
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return 0
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}
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