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-rw-r--r--src/semaphore.h24
1 files changed, 14 insertions, 10 deletions
diff --git a/src/semaphore.h b/src/semaphore.h
index 4464898..d5995cb 100644
--- a/src/semaphore.h
+++ b/src/semaphore.h
@@ -24,22 +24,26 @@
* along with DrumGizmo; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
-#ifndef __PRACRO_SEMAPHORE_H__
-#define __PRACRO_SEMAPHORE_H__
+#pragma once
+
+#include <chrono>
struct semaphore_private_t;
-class Semaphore {
+class Semaphore
+{
public:
- Semaphore(const char *name = "");
- ~Semaphore();
+ Semaphore(std::size_t initial_count = 0);
+ ~Semaphore();
+
+ void post();
- void post();
- void wait();
+ //! Lock semaphore with timeout.
+ //! \returns true if the semaphore was locked, false on timeout.
+ bool wait(const std::chrono::milliseconds& timeout);
+
+ void wait();
private:
struct semaphore_private_t *prv{nullptr};
- const char *name{nullptr};
};
-
-#endif/*__PRACRO_SEMAPHORE_H__*/