Paul Davis
ae14f6c7eb
git-svn-id: svn://localhost/trunk/ardour2@330 d708f5d6-7413-0410-9779-e7cbd77b26cf
136 lines
3.2 KiB
C++
136 lines
3.2 KiB
C++
/*
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Copyright (C) 2002 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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$Id$
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*/
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#include <map>
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#include <iostream>
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#include <string>
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#include <stdint.h>
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#include <pbd/pthread_utils.h>
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using std::string;
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using std::cerr;
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using std::endl;
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typedef std::map<string,pthread_t> ThreadMap;
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static ThreadMap all_threads;
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static pthread_mutex_t thread_map_lock = PTHREAD_MUTEX_INITIALIZER;
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namespace PBD {
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sigc::signal<void,pthread_t,std::string> ThreadCreated;
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sigc::signal<void,pthread_t,std::string,uint32_t> ThreadCreatedWithRequestSize;
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}
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using namespace PBD;
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int
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pthread_create_and_store (string name, pthread_t *thread, pthread_attr_t *attr, void * (*start_routine)(void *), void * arg)
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{
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int ret;
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if ((ret = pthread_create (thread, attr, start_routine, arg)) == 0) {
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std::pair<string,pthread_t> newpair;
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newpair.first = name;
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newpair.second = *thread;
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pthread_mutex_lock (&thread_map_lock);
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all_threads.insert (newpair);
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pthread_mutex_unlock (&thread_map_lock);
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}
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return ret;
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}
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string
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pthread_name ()
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{
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pthread_t self = pthread_self();
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string str;
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pthread_mutex_lock (&thread_map_lock);
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for (ThreadMap::iterator i = all_threads.begin(); i != all_threads.end(); ++i) {
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if (i->second == self) {
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str = i->first;
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pthread_mutex_unlock (&thread_map_lock);
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return str;
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}
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}
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pthread_mutex_unlock (&thread_map_lock);
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return "unknown";
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}
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void
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pthread_kill_all (int signum)
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{
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pthread_mutex_lock (&thread_map_lock);
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for (ThreadMap::iterator i = all_threads.begin(); i != all_threads.end(); ++i) {
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if (i->second != pthread_self()) {
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pthread_kill (i->second, signum);
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}
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}
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all_threads.clear();
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pthread_mutex_unlock (&thread_map_lock);
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}
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void
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pthread_cancel_all ()
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{
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pthread_mutex_lock (&thread_map_lock);
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for (ThreadMap::iterator i = all_threads.begin(); i != all_threads.end(); ++i) {
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if (i->second != pthread_self()) {
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pthread_cancel (i->second);
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}
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}
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all_threads.clear();
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pthread_mutex_unlock (&thread_map_lock);
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}
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void
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pthread_cancel_one (pthread_t thread)
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{
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pthread_mutex_lock (&thread_map_lock);
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for (ThreadMap::iterator i = all_threads.begin(); i != all_threads.end(); ++i) {
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if (i->second == thread) {
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all_threads.erase (i);
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break;
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}
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}
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pthread_cancel (thread);
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pthread_mutex_unlock (&thread_map_lock);
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}
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void
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pthread_exit_pbd (void* status)
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{
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pthread_t thread = pthread_self();
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pthread_mutex_lock (&thread_map_lock);
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for (ThreadMap::iterator i = all_threads.begin(); i != all_threads.end(); ++i) {
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if (i->second == thread) {
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all_threads.erase (i);
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break;
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}
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}
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pthread_mutex_unlock (&thread_map_lock);
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pthread_exit (status);
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}
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