ac25b3eb52
While we're at it: * Rename to libc_*_shim * Move the source files to /libc/ Change-Id: I7eb08ae8ab7ff5349814d4475ab08fcfc95e8854
51 lines
2.3 KiB
C++
51 lines
2.3 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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#include <pthread.h>
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#include <dlfcn.h>
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#include <errno.h>
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#include <time.h>
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// From bionic_constants.h
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#define NS_PER_S 1000000000
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int pthread_cond_timedwait(pthread_cond_t *cond_interface, pthread_mutex_t * mutex,
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const timespec *abstime) {
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// HAX: Timespec checks are failing if tv_nsec >= 1000000000L (aka 1 sec).
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// Increment tv_sec while subtracting NS_PER_S from tv_nsec till tv_nsec is
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// < 1000000000L such that tv_nsec doesn't overflow and passes check_timespec().
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while (abstime->tv_nsec >= NS_PER_S) {
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const_cast<timespec*>(abstime)->tv_nsec -= NS_PER_S;
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const_cast<timespec*>(abstime)->tv_sec++;
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}
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int (*real_pthread_cond_timedwait)(pthread_cond_t*, pthread_mutex_t*, const timespec*);
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*(void **)&real_pthread_cond_timedwait = dlsym(RTLD_NEXT, "pthread_cond_timedwait");
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return real_pthread_cond_timedwait(cond_interface, mutex, abstime);
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}
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