Initial commit of Command & Conquer Renegade source code.

Code/Tools/wlib/sem4.h

@@ -0,0 +1,64 @@
+/*
+**	Command & Conquer Renegade(tm)
+**	Copyright 2025 Electronic Arts Inc.
+**
+**	This program 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 3 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 General Public License for more details.
+**
+**	You should have received a copy of the GNU General Public License
+**	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef SEM4_HEADER
+#define SEM4_HEADER
+
+#include <limits.h>
+#ifndef _WINDOWS
+#include <unistd.h>
+#endif
+#include "wstypes.h"
+
+#ifdef _REENTRANT
+#ifndef _WINDOWS
+#include <semaphore.h>
+#else
+#include <windows.h>
+#endif // _WINDOWS
+#endif // _REENTRANT
+
+// Windows headers have a tendency to redefine IN
+#ifdef IN
+#undef IN
+#endif
+#define IN const
+
+class Sem4
+{
+ private:
+  #ifdef _REENTRANT
+#ifndef _WINDOWS
+  sem_t sem;
+#else
+  HANDLE sem;
+#endif
+  #endif
+ public:
+               Sem4();
+               Sem4(uint32 value);
+              ~Sem4();
+
+  sint32       Wait(void) const;
+  sint32       TryWait(void) const;
+  sint32       Post(void) const;
+  sint32       GetValue(int *sval) const;
+  sint32       Destroy(void);
+};
+
+#endif