diff options
Diffstat (limited to 'common/os/Thread.cxx')
-rw-r--r-- | common/os/Thread.cxx | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/common/os/Thread.cxx b/common/os/Thread.cxx deleted file mode 100644 index 6dca75a1..00000000 --- a/common/os/Thread.cxx +++ /dev/null @@ -1,173 +0,0 @@ -/* Copyright 2015 Pierre Ossman for Cendio AB - * - * This is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This software 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 General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this software; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, - * USA. - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#ifdef WIN32 -#include <windows.h> -#else -#include <pthread.h> -#include <signal.h> -#include <unistd.h> -#endif - -#include <rdr/Exception.h> - -#include <os/Mutex.h> -#include <os/Thread.h> - -using namespace os; - -Thread::Thread() : running(false), threadId(nullptr) -{ - mutex = new Mutex; - -#ifdef WIN32 - threadId = new HANDLE; -#else - threadId = new pthread_t; -#endif -} - -Thread::~Thread() -{ -#ifdef WIN32 - delete (HANDLE*)threadId; -#else - if (isRunning()) - pthread_cancel(*(pthread_t*)threadId); - delete (pthread_t*)threadId; -#endif - - delete mutex; -} - -void Thread::start() -{ - AutoMutex a(mutex); - -#ifdef WIN32 - *(HANDLE*)threadId = CreateThread(nullptr, 0, startRoutine, this, 0, nullptr); - if (*(HANDLE*)threadId == nullptr) - throw rdr::win32_error("Failed to create thread", GetLastError()); -#else - int ret; - sigset_t all, old; - - // Creating threads from libraries is a bit evil, so mitigate the - // issue by at least avoiding signals on these threads - sigfillset(&all); - ret = pthread_sigmask(SIG_SETMASK, &all, &old); - if (ret != 0) - throw rdr::posix_error("Failed to mask signals", ret); - - ret = pthread_create((pthread_t*)threadId, nullptr, startRoutine, this); - - pthread_sigmask(SIG_SETMASK, &old, nullptr); - - if (ret != 0) - throw rdr::posix_error("Failed to create thread", ret); -#endif - - running = true; -} - -void Thread::wait() -{ - if (!isRunning()) - return; - -#ifdef WIN32 - DWORD ret; - - ret = WaitForSingleObject(*(HANDLE*)threadId, INFINITE); - if (ret != WAIT_OBJECT_0) - throw rdr::win32_error("Failed to join thread", GetLastError()); -#else - int ret; - - ret = pthread_join(*(pthread_t*)threadId, nullptr); - if (ret != 0) - throw rdr::posix_error("Failed to join thread", ret); -#endif -} - -bool Thread::isRunning() -{ - AutoMutex a(mutex); - - return running; -} - -size_t Thread::getSystemCPUCount() -{ -#ifdef WIN32 - SYSTEM_INFO si; - size_t count; - DWORD mask; - - GetSystemInfo(&si); - - count = 0; - for (mask = si.dwActiveProcessorMask;mask != 0;mask >>= 1) { - if (mask & 0x1) - count++; - } - - if (count > si.dwNumberOfProcessors) - count = si.dwNumberOfProcessors; - - return count; -#else - long ret; - - ret = sysconf(_SC_NPROCESSORS_ONLN); - if (ret == -1) - return 0; - - return ret; -#endif -} - -#ifdef WIN32 -long unsigned __stdcall Thread::startRoutine(void* data) -#else -void* Thread::startRoutine(void* data) -#endif -{ - Thread *self; - - self = (Thread*)data; - - try { - self->worker(); - } catch(...) { - } - - self->mutex->lock(); - self->running = false; - self->mutex->unlock(); - -#ifdef WIN32 - return 0; -#else - return nullptr; -#endif -} |