Create a base GLSL front-end from the 3Dlabs glslang front-end from 20-Sep-2005.

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@19944 e7fa87d3-cd2b-0410-9028-fcbf551c1848

OGLCompilersDLL/InitializeDll.cpp

@@ -0,0 +1,149 @@
+//
+//Copyright (C) 2002-2005  3Dlabs Inc. Ltd.
+//All rights reserved.
+//
+//Redistribution and use in source and binary forms, with or without
+//modification, are permitted provided that the following conditions
+//are met:
+//
+//    Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+//
+//    Redistributions in binary form must reproduce the above
+//    copyright notice, this list of conditions and the following
+//    disclaimer in the documentation and/or other materials provided
+//    with the distribution.
+//
+//    Neither the name of 3Dlabs Inc. Ltd. nor the names of its
+//    contributors may be used to endorse or promote products derived
+//    from this software without specific prior written permission.
+//
+//THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+//"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+//LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+//FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+//COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+//INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+//BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+//LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+//CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+//LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+//ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+//POSSIBILITY OF SUCH DAMAGE.
+//
+
+#define SH_EXPORTING
+
+#include "InitializeDll.h"
+#include "Include/InitializeGlobals.h"
+#include "Include/InitializeParseContext.h"
+
+#include "Public/ShaderLang.h"
+
+OS_TLSIndex ThreadInitializeIndex = OS_INVALID_TLS_INDEX;
+
+bool InitProcess()
+{
+    if (ThreadInitializeIndex != OS_INVALID_TLS_INDEX) {
+		//
+		// Function is re-entrant.
+		//
+        return true;
+	}
+
+    ThreadInitializeIndex = OS_AllocTLSIndex();
+
+    if (ThreadInitializeIndex == OS_INVALID_TLS_INDEX) {
+        assert(0 && "InitProcess(): Failed to allocate TLS area for init flag");
+        return false;
+	}
+
+
+    if (!InitializePoolIndex()) {
+        assert(0 && "InitProcess(): Failed to initalize global pool");
+        return false;
+	}
+
+    if (!InitializeParseContextIndex()) {
+        assert(0 && "InitProcess(): Failed to initalize parse context");
+        return false;
+	}
+
+	InitThread();
+    return true;
+}
+
+
+bool InitThread()
+{
+	//
+    // This function is re-entrant
+	//
+    if (ThreadInitializeIndex == OS_INVALID_TLS_INDEX) {
+		assert(0 && "InitThread(): Process hasn't been initalised.");
+        return false;
+	}
+
+    if (OS_GetTLSValue(ThreadInitializeIndex) != 0)
+        return true;
+
+	InitializeGlobalPools();
+
+	if (!InitializeGlobalParseContext())
+        return false;
+
+    if (!OS_SetTLSValue(ThreadInitializeIndex, (void *)1)) {
+		assert(0 && "InitThread(): Unable to set init flag.");
+        return false;
+	}
+
+    return true;
+}
+
+
+bool DetachThread()
+{
+    bool success = true;
+
+    if (ThreadInitializeIndex == OS_INVALID_TLS_INDEX)
+        return true;
+
+	//
+	// Function is re-entrant and this thread may not have been initalised.
+	//
+    if (OS_GetTLSValue(ThreadInitializeIndex) != 0) {
+        if (!OS_SetTLSValue(ThreadInitializeIndex, (void *)0)) {
+			assert(0 && "DetachThread(): Unable to clear init flag.");
+            success = false;
+		}
+
+		FreeGlobalPools();
+
+		if (!FreeParseContext())
+            success = false;
+	}
+
+    return success;
+}
+
+bool DetachProcess()
+{
+    bool success = true;
+
+    if (ThreadInitializeIndex == OS_INVALID_TLS_INDEX)
+        return true;
+
+    ShFinalize();
+
+    success = DetachThread();
+
+	FreePoolIndex();
+
+	if (!FreeParseContextIndex())
+        success = false;
+
+    OS_FreeTLSIndex(ThreadInitializeIndex);
+    ThreadInitializeIndex = OS_INVALID_TLS_INDEX;
+
+    return success;
+}

OGLCompilersDLL/InitializeDll.h

@@ -0,0 +1,47 @@
+//
+//Copyright (C) 2002-2005  3Dlabs Inc. Ltd.
+//All rights reserved.
+//
+//Redistribution and use in source and binary forms, with or without
+//modification, are permitted provided that the following conditions
+//are met:
+//
+//    Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+//
+//    Redistributions in binary form must reproduce the above
+//    copyright notice, this list of conditions and the following
+//    disclaimer in the documentation and/or other materials provided
+//    with the distribution.
+//
+//    Neither the name of 3Dlabs Inc. Ltd. nor the names of its
+//    contributors may be used to endorse or promote products derived
+//    from this software without specific prior written permission.
+//
+//THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+//"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+//LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+//FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+//COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+//INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+//BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+//LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+//CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+//LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+//ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+//POSSIBILITY OF SUCH DAMAGE.
+//
+#ifndef __INITIALIZEDLL_H
+#define __INITIALIZEDLL_H
+
+
+#include "osinclude.h"
+
+
+bool InitProcess();
+bool InitThread();
+bool DetachThread();
+bool DetachProcess();
+
+#endif // __INITIALIZEDLL_H
+

OGLCompilersDLL/Makefile

@@ -0,0 +1,53 @@
+INCLUDE = -I. -I../glslang -I../glslang/Include -I../glslang/OSDependent/Linux -I../glslang/MachineIndependent
+WARNINGS = -Wall -Wwrite-strings -Wpointer-arith -Wcast-align -Wstrict-prototypes \
+	-Wnested-externs
+DEFINE = -Dlinux -D__i386__
+  
+CPP = g++
+CPPOPTIONS = -O3 -Wno-deprecated -D_ALT_NS=1
+CPPOPTIONS = -g -Wno-deprecated -D_ALT_NS=1 
+CPPFLAGS = $(CPPOPTIONS) $(DEFINE) $(INCLUDE)
+
+#
+# Linking related
+#
+AR = ar
+STATIC_OPTION = rcs
+
+#
+# Misc
+#
+export PERL = perl
+export RM = rm -f
+export MV = mv -f
+export DEPEND = g++ -M
+
+#
+# Object file variables are defined here.
+#
+OSSRCS = InitializeDll.cpp
+OSOBJS = InitializeDll.o
+
+LIBNAME = libInitializeDll.a
+
+all : $(LIBNAME)
+
+$(LIBNAME) : $(OSOBJS)
+	 $(AR) $(STATIC_OPTION) $(LIBNAME) $(OSOBJS) 
+
+%.o : %.cpp
+	$(CPP) $(CPPFLAGS) -c $<
+
+#
+# Dependency
+#
+depend : $(OSSRCS)
+	$(DEPEND) $(CPPFLAGS) $(OSSRCS) > depend
+include depend
+
+#
+# Cleanup
+#
+.PHONY : clean
+clean :
+	$(RM) *.o *.a