4 files changed, 54 insertions, 41 deletions
diff --git a/make/stub_includes/opengl/GL/gl-platform.h b/make/stub_includes/opengl/GL/gl-platform.h
index d55410b0a..f3680f28c 100644
--- a/make/stub_includes/opengl/GL/gl-platform.h
+++ b/make/stub_includes/opengl/GL/gl-platform.h
@@ -13,6 +13,20 @@
 #define __WIN32__
 #endif
 
+/*
+ * WINDOWS: Include windows.h here to define APIENTRY.
+ * It is also useful when applications include this file by
+ * including only glut.h, since glut.h depends on windows.h.
+ * Applications needing to include windows.h with parms other
+ * than "WIN32_LEAN_AND_MEAN" may include windows.h before
+ * glut.h or gl.h.
+ */
+#if defined(_WIN32) && !defined(APIENTRY) && !defined(__CYGWIN__) && !defined(__SCITECH_SNAP__)
+#define WIN32_LEAN_AND_MEAN 1
+#include <windows.h>
+#undef WIN32_LEAN_AND_MEAN
+#endif
+
 #if !defined(OPENSTEP) && (defined(__WIN32__) && !defined(__CYGWIN__))
 #  if defined(_MSC_VER) && defined(BUILD_GL32) /* tag specify we're building mesa as a DLL */
 #    define GLAPI __declspec(dllexport)
@@ -31,32 +45,19 @@
 #  endif
 #  ifndef APIENTRY
 #    define APIENTRY
-#  endif /* APIENTRY */
+#  endif
 #endif /* WIN32 / CYGWIN bracket */
 
-#if (defined(__BEOS__) && defined(__POWERPC__)) || defined(__QUICKDRAW__)
-#  define PRAGMA_EXPORT_SUPPORTED               1
+#ifndef GLAPI
+#define GLAPI extern
 #endif
-
-/*
- * WINDOWS: Include windows.h here to define APIENTRY.
- * It is also useful when applications include this file by
- * including only glut.h, since glut.h depends on windows.h.
- * Applications needing to include windows.h with parms other
- * than "WIN32_LEAN_AND_MEAN" may include windows.h before
- * glut.h or gl.h.
- */
-#if defined(_WIN32) && !defined(APIENTRY) && !defined(__CYGWIN__) && !defined(__SCITECH_SNAP__)
-#define WIN32_LEAN_AND_MEAN 1
-#include <windows.h>
-#undef WIN32_LEAN_AND_MEAN
+#ifndef APIENTRYP
+#define APIENTRYP APIENTRY *
 #endif
 
-/**
-#if defined(_WIN32) && !defined(_WINGDI_) && !defined(_GNU_H_WINDOWS32_DEFINES) && !defined(OPENSTEP) && !defined(__CYGWIN__)
-#include <gl/mesa_wgl.h>
+#if (defined(__BEOS__) && defined(__POWERPC__)) || defined(__QUICKDRAW__)
+#  define PRAGMA_EXPORT_SUPPORTED               1
 #endif
-*/
 
 #if defined(macintosh) && PRAGMA_IMPORT_SUPPORTED
 #pragma import on
@@ -70,18 +71,5 @@
 #pragma export on
 #endif
 
-/**
- * The defaults for all ..
- */
-#ifndef APIENTRY
-#define APIENTRY
-#endif
-#ifndef APIENTRYP
-#define APIENTRYP APIENTRY *
-#endif
-#ifndef GLAPI
-#define GLAPI extern
-#endif
-
 #endif /* __gl_platform_h_ */
 
diff --git a/make/stub_includes/opengl/GL/gl.h b/make/stub_includes/opengl/GL/gl.h
index 56812a531..430846e29 100644
--- a/make/stub_includes/opengl/GL/gl.h
+++ b/make/stub_includes/opengl/GL/gl.h
@@ -1314,7 +1314,9 @@ GLAPI void APIENTRY glCopyTexSubImage2D( GLenum target, GLint level, GLint xoffs
 #endif /* GL_VERSION_1_1 */
 
 /* Include Post-GL 1.1 changes and extensions */
-#include <GL/glext.h>
+// Due to 'glext-supplement.h', we prefer to include it manually afterwards.
+// This gives us the same behavior as the vanilla GLES, GLES2, GLES3 and glcorearb header.
+// #include <GL/glext.h>
 
 
 /**********************************************************************
diff --git a/make/stub_includes/opengl/GL/glext-supplement.h b/make/stub_includes/opengl/GL/glext-supplement.h
index cbcf7e0a7..0ea284f28 100644
--- a/make/stub_includes/opengl/GL/glext-supplement.h
+++ b/make/stub_includes/opengl/GL/glext-supplement.h
@@ -35,7 +35,6 @@ extern "C" {
 
 /* Function declaration macros - to move into gl-platform.h */
 #include "gl-platform.h"
-#include "gl-types.h"
 
 /**
  * GL_EXT_texture_storage == GL_ARB_texture_storage
@@ -74,9 +73,11 @@ extern "C" {
 typedef void (APIENTRYP PFNGLTEXSTORAGE1DEXTPROC) (GLenum target, GLsizei levels, GLenum internalformat, GLsizei width);
 typedef void (APIENTRYP PFNGLTEXSTORAGE2DEXTPROC) (GLenum target, GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height);
 typedef void (APIENTRYP PFNGLTEXSTORAGE3DEXTPROC) (GLenum target, GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth);
+#ifdef __GLUEGEN__
 typedef void (APIENTRYP PFNGLTEXTURESTORAGE1DEXTPROC) (GLuint texture, GLenum target, GLsizei levels, GLenum internalformat, GLsizei width);
 typedef void (APIENTRYP PFNGLTEXTURESTORAGE2DEXTPROC) (GLuint texture, GLenum target, GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height);
 typedef void (APIENTRYP PFNGLTEXTURESTORAGE3DEXTPROC) (GLuint texture, GLenum target, GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth);
+#endif
 #ifdef GL_GLEXT_PROTOTYPES
 GLAPI void APIENTRY glTexStorage1DEXT (GLenum target, GLsizei levels, GLenum internalformat, GLsizei width);
 GLAPI void APIENTRY glTexStorage2DEXT (GLenum target, GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height);
@@ -92,8 +93,14 @@ GLAPI void APIENTRY glTextureStorage3DEXT (GLuint texture, GLenum target, GLsize
  * which collides from GL/glext.h. The latter is obsolete and has different semantics!
  * This variant will override the 'odd' GL/glext.h one.
  * See gl-common.cfg!
+ * This extension is only included while running GlueGen,
+ * due to redefined in glext.h under a different extension.
+ * However, native compilation will validate GlueGen's 
+ * 'ProcAddrTypedef' w/ the glext.h variant!
  */
+#ifdef __GLUEGEN__
 #ifndef GL_EXT_separate_shader_objects
+typedef char GLchar;
 #define GL_EXT_separate_shader_objects 1
 #define GL_ACTIVE_PROGRAM_EXT             0x8259
 #define GL_VERTEX_SHADER_BIT_EXT          0x00000001
@@ -190,8 +197,21 @@ GLAPI void APIENTRY glProgramUniformMatrix2x4fvEXT (GLuint program, GLint locati
 GLAPI void APIENTRY glProgramUniformMatrix4x2fvEXT (GLuint program, GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
 GLAPI void APIENTRY glProgramUniformMatrix3x4fvEXT (GLuint program, GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
 GLAPI void APIENTRY glProgramUniformMatrix4x3fvEXT (GLuint program, GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
-#endif
+#endif /* GL_GLEXT_PROTOTYPES */
 #endif /* GL_EXT_separate_shader_objects */
+#else /* __GLUEGEN_ */
+// GL/glext.h only has the non EXT (subsumed) variants of the following symbols
+typedef void (APIENTRYP PFNGLACTIVESHADERPROGRAMEXTPROC) (GLuint pipeline, GLuint program);
+typedef void (APIENTRYP PFNGLBINDPROGRAMPIPELINEEXTPROC) (GLuint pipeline);
+typedef GLuint (APIENTRYP PFNGLCREATESHADERPROGRAMVEXTPROC) (GLenum type, GLsizei count, const GLchar **strings);
+typedef void (APIENTRYP PFNGLDELETEPROGRAMPIPELINESEXTPROC) (GLsizei n, const GLuint *pipelines);
+typedef void (APIENTRYP PFNGLGENPROGRAMPIPELINESEXTPROC) (GLsizei n, GLuint *pipelines);
+typedef void (APIENTRYP PFNGLGETPROGRAMPIPELINEINFOLOGEXTPROC) (GLuint pipeline, GLsizei bufSize, GLsizei *length, GLchar *infoLog);
+typedef void (APIENTRYP PFNGLGETPROGRAMPIPELINEIVEXTPROC) (GLuint pipeline, GLenum pname, GLint *params);
+typedef GLboolean (APIENTRYP PFNGLISPROGRAMPIPELINEEXTPROC) (GLuint pipeline);
+typedef void (APIENTRYP PFNGLUSEPROGRAMSTAGESEXTPROC) (GLuint pipeline, GLbitfield stages, GLuint program);
+typedef void (APIENTRYP PFNGLVALIDATEPROGRAMPIPELINEEXTPROC) (GLuint pipeline);
+#endif /* __GLUEGEN_ */
 
 #ifdef __cplusplus
 }
diff --git a/make/stub_includes/opengl/GL/glx.h b/make/stub_includes/opengl/GL/glx.h
index a74cd23e8..dc4b85dac 100644
--- a/make/stub_includes/opengl/GL/glx.h
+++ b/make/stub_includes/opengl/GL/glx.h
@@ -44,8 +44,10 @@
 #pragma message enable nosimpint
 #endif
 #endif
-#include <GL/gl.h>
 
+// Due to 'glext-supplement.h', we prefer to include it manually afterwards.
+// This gives us the same behavior as the vanilla GLES, GLES2, GLES3 and glcorearb header.
+// #include <GL/gl.h>
 
 #if defined(USE_MGL_NAMESPACE)
 #include <GL/glx_mangle.h>
@@ -176,7 +178,7 @@ typedef void ( *__GLXextFuncPtr)(void);
 #define GLX_SAMPLE_BUFFERS                100000
 #define GLX_SAMPLES                       100001
 typedef __GLXextFuncPtr ( *PFNGLXGETPROCADDRESSPROC) (const GLubyte *procName);
-#ifdef GL_GLEXT_PROTOTYPES
+#ifdef GLX_GLXEXT_PROTOTYPES
 __GLXextFuncPtr glXGetProcAddress (const GLubyte *procName);
 #endif
 #endif /* GLX_VERSION_1_4 */
@@ -184,13 +186,14 @@ __GLXextFuncPtr glXGetProcAddress (const GLubyte *procName);
 #ifndef GLX_ARB_get_proc_address
 #define GLX_ARB_get_proc_address 1
 typedef __GLXextFuncPtr ( *PFNGLXGETPROCADDRESSARBPROC) (const GLubyte *procName);
-#ifdef GL_GLEXT_PROTOTYPES
+#ifdef GLX_GLXEXT_PROTOTYPES
 __GLXextFuncPtr glXGetProcAddressARB (const GLubyte *procName);
 #endif
 #endif /* GLX_ARB_get_proc_address */
 
-
-#include <GL/glxext.h>
+// Due to 'glext-supplement.h', we prefer to include it manually afterwards.
+// This gives us the same behavior as the vanilla GLES, GLES2, GLES3 and glcorearb header.
+// #include <GL/glxext.h>
 
 #ifdef __cplusplus
 }