aboutsummaryrefslogtreecommitdiff
path: root/src/threading/event.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/threading/event.cpp')
-rw-r--r--src/threading/event.cpp89
1 files changed, 89 insertions, 0 deletions
diff --git a/src/threading/event.cpp b/src/threading/event.cpp
new file mode 100644
index 000000000..165f9d83f
--- /dev/null
+++ b/src/threading/event.cpp
@@ -0,0 +1,89 @@
+/*
+This file is a part of the JThread package, which contains some object-
+oriented thread wrappers for different thread implementations.
+
+Copyright (c) 2000-2006 Jori Liesenborgs (jori.liesenborgs@gmail.com)
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the "Software"),
+to deal in the Software without restriction, including without limitation
+the rights to use, copy, modify, merge, publish, distribute, sublicense,
+and/or sell copies of the Software, and to permit persons to whom the
+Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+DEALINGS IN THE SOFTWARE.
+*/
+
+#include "threading/event.h"
+
+Event::Event()
+{
+#if __cplusplus < 201103L
+# ifdef _WIN32
+ event = CreateEvent(NULL, false, false, NULL);
+# else
+ pthread_cond_init(&cv, NULL);
+ pthread_mutex_init(&mutex, NULL);
+ notified = false;
+# endif
+#endif
+}
+
+#if __cplusplus < 201103L
+Event::~Event()
+{
+#ifdef _WIN32
+ CloseHandle(event);
+#else
+ pthread_cond_destroy(&cv);
+ pthread_mutex_destroy(&mutex);
+#endif
+}
+#endif
+
+
+void Event::wait()
+{
+#if __cplusplus >= 201103L
+ MutexAutoLock lock(mutex);
+ while (!notified) {
+ cv.wait(lock);
+ }
+ notified = false;
+#elif defined(_WIN32)
+ WaitForSingleObject(event, INFINITE);
+#else
+ pthread_mutex_lock(&mutex);
+ while (!notified) {
+ pthread_cond_wait(&cv, &mutex);
+ }
+ notified = false;
+ pthread_mutex_unlock(&mutex);
+#endif
+}
+
+
+void Event::signal()
+{
+#if __cplusplus >= 201103L
+ MutexAutoLock lock(mutex);
+ notified = true;
+ cv.notify_one();
+#elif defined(_WIN32)
+ SetEvent(event);
+#else
+ pthread_mutex_lock(&mutex);
+ notified = true;
+ pthread_cond_signal(&cv);
+ pthread_mutex_unlock(&mutex);
+#endif
+}