152 lines
3.4 KiB
C++
152 lines
3.4 KiB
C++
/*
|
|
* Copyright 2008 Free Software Foundation, Inc.
|
|
*
|
|
* SPDX-License-Identifier: AGPL-3.0+
|
|
*
|
|
* This software is distributed under the terms of the GNU Affero Public License.
|
|
* See the COPYING file in the main directory for details.
|
|
*
|
|
* This use of this software may be subject to additional restrictions.
|
|
* See the LEGAL file in the main directory for details.
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU Affero General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU Affero General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Affero General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
*/
|
|
|
|
|
|
#include <string.h>
|
|
#include <sys/types.h>
|
|
|
|
#include "Threads.h"
|
|
#include "Timeval.h"
|
|
#include "Logger.h"
|
|
|
|
#ifndef gettid
|
|
#include <sys/syscall.h>
|
|
#define gettid() syscall(SYS_gettid)
|
|
#endif
|
|
|
|
|
|
using namespace std;
|
|
|
|
#ifndef HAVE_ATOMIC_OPS
|
|
pthread_mutex_t atomic_ops_mutex = PTHREAD_MUTEX_INITIALIZER;
|
|
#endif
|
|
|
|
|
|
Mutex gStreamLock; ///< Global lock to control access to cout and cerr.
|
|
|
|
void lockCout()
|
|
{
|
|
gStreamLock.lock();
|
|
Timeval entryTime;
|
|
cout << entryTime << " " << pthread_self() << ": ";
|
|
}
|
|
|
|
|
|
void unlockCout()
|
|
{
|
|
cout << dec << endl << flush;
|
|
gStreamLock.unlock();
|
|
}
|
|
|
|
|
|
void lockCerr()
|
|
{
|
|
gStreamLock.lock();
|
|
Timeval entryTime;
|
|
cerr << entryTime << " " << pthread_self() << ": ";
|
|
}
|
|
|
|
void unlockCerr()
|
|
{
|
|
cerr << dec << endl << flush;
|
|
gStreamLock.unlock();
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Mutex::Mutex()
|
|
{
|
|
bool res;
|
|
res = pthread_mutexattr_init(&mAttribs);
|
|
assert(!res);
|
|
res = pthread_mutexattr_settype(&mAttribs,PTHREAD_MUTEX_RECURSIVE);
|
|
assert(!res);
|
|
res = pthread_mutex_init(&mMutex,&mAttribs);
|
|
assert(!res);
|
|
}
|
|
|
|
|
|
Mutex::~Mutex()
|
|
{
|
|
pthread_mutex_destroy(&mMutex);
|
|
bool res = pthread_mutexattr_destroy(&mAttribs);
|
|
assert(!res);
|
|
}
|
|
|
|
|
|
|
|
|
|
/** Block for the signal up to the cancellation timeout. */
|
|
void Signal::wait(Mutex& wMutex, unsigned timeout) const
|
|
{
|
|
Timeval then(timeout);
|
|
struct timespec waitTime = then.timespec();
|
|
pthread_cond_timedwait(&mSignal,&wMutex.mMutex,&waitTime);
|
|
}
|
|
|
|
void set_selfthread_name(const char *name)
|
|
{
|
|
pthread_t selfid = pthread_self();
|
|
pid_t tid = gettid();
|
|
if (pthread_setname_np(selfid, name) == 0) {
|
|
LOG(INFO) << "Thread "<< selfid << " (task " << tid << ") set name: " << name;
|
|
} else {
|
|
char buf[256];
|
|
int err = errno;
|
|
char* err_str = strerror_r(err, buf, sizeof(buf));
|
|
LOG(NOTICE) << "Thread "<< selfid << " (task " << tid << ") set name \"" << name << "\" failed: (" << err << ") " << err_str;
|
|
}
|
|
}
|
|
|
|
void thread_enable_cancel(bool cancel)
|
|
{
|
|
cancel ? pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL) :
|
|
pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, NULL);
|
|
}
|
|
|
|
void Thread::start(void *(*task)(void*), void *arg)
|
|
{
|
|
assert(mThread==((pthread_t)0));
|
|
bool res;
|
|
// (pat) Moved initialization to constructor to avoid crash in destructor.
|
|
//res = pthread_attr_init(&mAttrib);
|
|
//assert(!res);
|
|
if (mStackSize != 0) {
|
|
res = pthread_attr_setstacksize(&mAttrib, mStackSize);
|
|
assert(!res);
|
|
}
|
|
res = pthread_create(&mThread, &mAttrib, task, arg);
|
|
assert(!res);
|
|
}
|
|
|
|
|
|
|
|
// vim: ts=4 sw=4
|