From 2e66aca35722e7fee786027d545fe371786fc01f Mon Sep 17 00:00:00 2001
From: sapier <Sapier at GMX dot net>
Date: Tue, 26 Nov 2013 18:15:31 +0100
Subject: Fix modstore/favourites hang by adding asynchronous lua job support

---
 src/jthread/win32/jsemaphore.cpp | 64 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 src/jthread/win32/jsemaphore.cpp

(limited to 'src/jthread/win32/jsemaphore.cpp')

diff --git a/src/jthread/win32/jsemaphore.cpp b/src/jthread/win32/jsemaphore.cpp
new file mode 100644
index 000000000..8eca6d247
--- /dev/null
+++ b/src/jthread/win32/jsemaphore.cpp
@@ -0,0 +1,64 @@
+/*
+Minetest
+Copyright (C) 2013 sapier, < sapier AT gmx DOT net >
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+#include "jthread/jsemaphore.h"
+
+JSemaphore::JSemaphore() {
+	m_hSemaphore = CreateSemaphore(
+			0,
+			0,
+			MAX_SEMAPHORE_COUNT,
+			0);
+}
+
+JSemaphore::~JSemaphore() {
+	CloseHandle(&m_hSemaphore);
+}
+
+JSemaphore::JSemaphore(int initval) {
+	m_hSemaphore = CreateSemaphore(
+			0,
+			initval,
+			MAX_SEMAPHORE_COUNT,
+			0);
+}
+
+void JSemaphore::Post() {
+	ReleaseSemaphore(
+			m_hSemaphore,
+			1,
+			0);
+}
+
+void JSemaphore::Wait() {
+	WaitForSingleObject(
+			m_hSemaphore,
+			INFINITE);
+}
+
+int JSemaphore::GetValue() {
+
+	long int retval = 0;
+	ReleaseSemaphore(
+			m_hSemaphore,
+			0,
+			&retval);
+
+	return retval;
+}
+
-- 
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