Add C89 support

Allow compilation from C89 compilers.
2025-08-17 05:03:32 -04:00 · 2024-07-08 09:27:12 -04:00 · 2024-07-08 09:27:12 -04:00 · 9a779bf1a1
commit 9a779bf1a1
parent fb4cb83981
66 changed files with 12202 additions and 0 deletions
--- a/include/GL/glx.h
+++ b/include/GL/glx.h
@ -0,0 +1,146 @@
+#ifndef GLX_H
+#define GLX_H
+
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <GL/gl.h>
+
+
+/* the following comes from Mesa */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+#define GLX_VERSION_1_1		1
+
+
+	/*
+	 * Tokens for glXChooseVisual and glXGetConfig:
+	 */
+	enum _GLX_CONFIGS {
+		GLX_USE_GL		= 1,
+		GLX_BUFFER_SIZE		= 2,
+		GLX_LEVEL		= 3,
+		GLX_RGBA		= 4,
+		GLX_DOUBLEBUFFER	= 5,
+		GLX_STEREO		= 6,
+		GLX_AUX_BUFFERS		= 7,
+		GLX_RED_SIZE		= 8,
+		GLX_GREEN_SIZE		= 9,
+		GLX_BLUE_SIZE		= 10,
+		GLX_ALPHA_SIZE		= 11,
+		GLX_DEPTH_SIZE		= 12,
+		GLX_STENCIL_SIZE	= 13,
+		GLX_ACCUM_RED_SIZE	= 14,
+		GLX_ACCUM_GREEN_SIZE	= 15,
+		GLX_ACCUM_BLUE_SIZE	= 16,
+		GLX_ACCUM_ALPHA_SIZE	= 17,
+
+		/* GLX_EXT_visual_info extension */
+		GLX_X_VISUAL_TYPE_EXT		= 0x22,
+		GLX_TRANSPARENT_TYPE_EXT	= 0x23,
+		GLX_TRANSPARENT_INDEX_VALUE_EXT	= 0x24,
+		GLX_TRANSPARENT_RED_VALUE_EXT	= 0x25,
+		GLX_TRANSPARENT_GREEN_VALUE_EXT	= 0x26,
+		GLX_TRANSPARENT_BLUE_VALUE_EXT	= 0x27,
+		GLX_TRANSPARENT_ALPHA_VALUE_EXT	= 0x28
+	};
+
+
+	/*
+	 * Error codes returned by glXGetConfig:
+	 */
+#define GLX_BAD_SCREEN		1
+#define GLX_BAD_ATTRIBUTE	2
+#define GLX_NO_EXTENSION	3
+#define GLX_BAD_VISUAL		4
+#define GLX_BAD_CONTEXT		5
+#define GLX_BAD_VALUE       	6
+#define GLX_BAD_ENUM		7
+
+
+	/*
+	 * GLX 1.1 and later:
+	 */
+#define GLX_VENDOR		1
+#define GLX_VERSION		2
+#define GLX_EXTENSIONS 		3
+
+
+	/*
+	 * GLX_visual_info extension
+	 */
+#define GLX_TRUE_COLOR_EXT		0x8002
+#define GLX_DIRECT_COLOR_EXT		0x8003
+#define GLX_PSEUDO_COLOR_EXT		0x8004
+#define GLX_STATIC_COLOR_EXT		0x8005
+#define GLX_GRAY_SCALE_EXT		0x8006
+#define GLX_STATIC_GRAY_EXT		0x8007
+#define GLX_NONE_EXT			0x8000
+#define GLX_TRANSPARENT_RGB_EXT		0x8008
+#define GLX_TRANSPARENT_INDEX_EXT	0x8009
+
+
+	typedef void *GLXContext;
+	typedef Pixmap GLXPixmap;
+	typedef Drawable GLXDrawable;
+	typedef XID GLXContextID;
+
+
+	extern XVisualInfo* glXChooseVisual( Display *dpy, int screen,
+			int *attribList );
+
+	extern GLXContext glXCreateContext( Display *dpy, XVisualInfo *vis,
+			GLXContext shareList, Bool direct );
+
+	extern void glXDestroyContext( Display *dpy, GLXContext ctx );
+
+	extern Bool glXMakeCurrent( Display *dpy, GLXDrawable drawable,
+			GLXContext ctx);
+
+	extern void glXCopyContext( Display *dpy, GLXContext src, GLXContext dst,
+			GLuint mask );
+
+	extern void glXSwapBuffers( Display *dpy, GLXDrawable drawable );
+
+	extern GLXPixmap glXCreateGLXPixmap( Display *dpy, XVisualInfo *visual,
+			Pixmap pixmap );
+
+	extern void glXDestroyGLXPixmap( Display *dpy, GLXPixmap pixmap );
+
+	extern Bool glXQueryExtension( Display *dpy, int *errorb, int *event );
+
+	extern Bool glXQueryVersion( Display *dpy, int *maj, int *min );
+
+	extern Bool glXIsDirect( Display *dpy, GLXContext ctx );
+
+	extern int glXGetConfig( Display *dpy, XVisualInfo *visual,
+			int attrib, int *value );
+
+	extern GLXContext glXGetCurrentContext( void );
+
+	extern GLXDrawable glXGetCurrentDrawable( void );
+
+	extern void glXWaitGL( void );
+
+	extern void glXWaitX( void );
+
+	extern void glXUseXFont( Font font, int first, int count, int list );
+
+
+	/* GLX 1.1 and later */
+	extern const char *glXQueryExtensionsString( Display *dpy, int screen );
+
+	extern const char *glXQueryServerString( Display *dpy, int screen, int name );
+
+	extern const char *glXGetClientString( Display *dpy, int name );
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
+/* --- end of GLX_H --- */