Import ubuntu's 7.2-1ubuntu2 mesa version.debian-7.2-1ubuntu2

Found on intrepid 8/10.

1 files changed, 0 insertions, 556 deletions

diff --git a/progs/tests/getprocaddress.c b/progs/tests/getprocaddress.c
deleted file mode 100644
index ca66025d2d..0000000000
--- a/progs/tests/getprocaddress.c
+++ /dev/null
@@ -1,556 +0,0 @@
-/*
- * Copyright (C) 1999-2002  Brian Paul   All Rights Reserved.
- * 
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- * 
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- * 
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-/*
- * Test that glXGetProcAddress works.
- */
-
-#define GLX_GLXEXT_PROTOTYPES
-
-#include <X11/Xlib.h>
-#include <X11/Xutil.h>
-#include <GL/gl.h>
-#include <GL/glx.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <math.h>
-
-
-typedef void (*generic_func)();
-
-#define EQUAL(X, Y)  (fabs((X) - (Y)) < 0.001)
-
-/**
- * The following functions are used to check that the named OpenGL function
- * actually does what it's supposed to do.
- * The naming of these functions is signficant.  The getprocaddress.py script
- * scans this file and extracts these function names.
- */
-
-
-static GLboolean
-test_ActiveTextureARB(generic_func func)
-{
-   PFNGLACTIVETEXTUREARBPROC activeTexture = (PFNGLACTIVETEXTUREARBPROC) func;
-   GLint t;
-   GLboolean pass;
-   (*activeTexture)(GL_TEXTURE1_ARB);
-   glGetIntegerv(GL_ACTIVE_TEXTURE_ARB, &t);
-   pass = (t == GL_TEXTURE1_ARB);
-   (*activeTexture)(GL_TEXTURE0_ARB);  /* restore default */
-   return pass;
-}
-
-
-static GLboolean
-test_SecondaryColor3fEXT(generic_func func)
-{
-   PFNGLSECONDARYCOLOR3FEXTPROC secColor3f = (PFNGLSECONDARYCOLOR3FEXTPROC) func;
-   GLfloat color[4];
-   GLboolean pass;
-   (*secColor3f)(1.0, 1.0, 0.0);
-   glGetFloatv(GL_CURRENT_SECONDARY_COLOR_EXT, color);
-   pass = (color[0] == 1.0 && color[1] == 1.0 && color[2] == 0.0);
-   (*secColor3f)(0.0, 0.0, 0.0);  /* restore default */
-   return pass;
-}
-
-
-static GLboolean
-test_ActiveStencilFaceEXT(generic_func func)
-{
-   PFNGLACTIVESTENCILFACEEXTPROC activeFace = (PFNGLACTIVESTENCILFACEEXTPROC) func;
-   GLint face;
-   GLboolean pass;
-   (*activeFace)(GL_BACK);
-   glGetIntegerv(GL_ACTIVE_STENCIL_FACE_EXT, &face);
-   pass = (face == GL_BACK);
-   (*activeFace)(GL_FRONT);  /* restore default */
-   return pass;
-}
-
-
-static GLboolean
-test_VertexAttrib1fvARB(generic_func func)
-{
-   PFNGLVERTEXATTRIB1FVARBPROC vertexAttrib1fvARB = (PFNGLVERTEXATTRIB1FVARBPROC) func;
-   PFNGLGETVERTEXATTRIBFVARBPROC getVertexAttribfvARB = (PFNGLGETVERTEXATTRIBFVARBPROC) glXGetProcAddressARB((const GLubyte *) "glGetVertexAttribfvARB");
-
-   const GLfloat v[1] = {25.0};
-   const GLfloat def[1] = {0};
-   GLfloat res[4];
-   GLboolean pass;
-   (*vertexAttrib1fvARB)(6, v);
-   (*getVertexAttribfvARB)(6, GL_CURRENT_VERTEX_ATTRIB_ARB, res);
-   pass = (res[0] == 25.0 && res[1] == 0.0 && res[2] == 0.0 && res[3] == 1.0);
-   (*vertexAttrib1fvARB)(6, def);
-   return pass;
-}
-
-static GLboolean
-test_VertexAttrib4NubvARB(generic_func func)
-{
-   PFNGLVERTEXATTRIB4NUBVARBPROC vertexAttrib4NubvARB = (PFNGLVERTEXATTRIB4NUBVARBPROC) func;
-   PFNGLGETVERTEXATTRIBFVARBPROC getVertexAttribfvARB = (PFNGLGETVERTEXATTRIBFVARBPROC) glXGetProcAddressARB((const GLubyte *) "glGetVertexAttribfvARB");
-
-   const GLubyte v[4] = {255, 0, 255, 0};
-   const GLubyte def[4] = {0, 0, 0, 255};
-   GLfloat res[4];
-   GLboolean pass;
-   (*vertexAttrib4NubvARB)(6, v);
-   (*getVertexAttribfvARB)(6, GL_CURRENT_VERTEX_ATTRIB_ARB, res);
-   pass = (res[0] == 1.0 && res[1] == 0.0 && res[2] == 1.0 && res[3] == 0.0);
-   (*vertexAttrib4NubvARB)(6, def);
-   return pass;
-}
-
-
-static GLboolean
-test_VertexAttrib4NuivARB(generic_func func)
-{
-   PFNGLVERTEXATTRIB4NUIVARBPROC vertexAttrib4NuivARB = (PFNGLVERTEXATTRIB4NUIVARBPROC) func;
-   PFNGLGETVERTEXATTRIBFVARBPROC getVertexAttribfvARB = (PFNGLGETVERTEXATTRIBFVARBPROC) glXGetProcAddressARB((const GLubyte *) "glGetVertexAttribfvARB");
-
-   const GLuint v[4] = {0xffffffff, 0, 0xffffffff, 0};
-   const GLuint def[4] = {0, 0, 0, 0xffffffff};
-   GLfloat res[4];
-   GLboolean pass;
-   (*vertexAttrib4NuivARB)(6, v);
-   (*getVertexAttribfvARB)(6, GL_CURRENT_VERTEX_ATTRIB_ARB, res);
-   pass = (EQUAL(res[0], 1.0) && EQUAL(res[1], 0.0) && EQUAL(res[2], 1.0) && EQUAL(res[3], 0.0));
-   (*vertexAttrib4NuivARB)(6, def);
-   return pass;
-}
-
-
-static GLboolean
-test_VertexAttrib4ivARB(generic_func func)
-{
-   PFNGLVERTEXATTRIB4IVARBPROC vertexAttrib4ivARB = (PFNGLVERTEXATTRIB4IVARBPROC) func;
-   PFNGLGETVERTEXATTRIBFVARBPROC getVertexAttribfvARB = (PFNGLGETVERTEXATTRIBFVARBPROC) glXGetProcAddressARB((const GLubyte *) "glGetVertexAttribfvARB");
-
-   const GLint v[4] = {1, 2, -3, 4};
-   const GLint def[4] = {0, 0, 0, 1};
-   GLfloat res[4];
-   GLboolean pass;
-   (*vertexAttrib4ivARB)(6, v);
-   (*getVertexAttribfvARB)(6, GL_CURRENT_VERTEX_ATTRIB_ARB, res);
-   pass = (EQUAL(res[0], 1.0) && EQUAL(res[1], 2.0) && EQUAL(res[2], -3.0) && EQUAL(res[3], 4.0));
-   (*vertexAttrib4ivARB)(6, def);
-   return pass;
-}
-
-
-static GLboolean
-test_VertexAttrib4NsvARB(generic_func func)
-{
-   PFNGLVERTEXATTRIB4NSVARBPROC vertexAttrib4NsvARB = (PFNGLVERTEXATTRIB4NSVARBPROC) func;
-   PFNGLGETVERTEXATTRIBFVARBPROC getVertexAttribfvARB = (PFNGLGETVERTEXATTRIBFVARBPROC) glXGetProcAddressARB((const GLubyte *) "glGetVertexAttribfvARB");
-
-   const GLshort v[4] = {0, 32767, 32767, 0};
-   const GLshort def[4] = {0, 0, 0, 32767};
-   GLfloat res[4];
-   GLboolean pass;
-   (*vertexAttrib4NsvARB)(6, v);
-   (*getVertexAttribfvARB)(6, GL_CURRENT_VERTEX_ATTRIB_ARB, res);
-   pass = (EQUAL(res[0], 0.0) && EQUAL(res[1], 1.0) && EQUAL(res[2], 1.0) && EQUAL(res[3], 0.0));
-   (*vertexAttrib4NsvARB)(6, def);
-   return pass;
-}
-
-
-static GLboolean
-test_VertexAttrib4NusvARB(generic_func func)
-{
-   PFNGLVERTEXATTRIB4NUSVARBPROC vertexAttrib4NusvARB = (PFNGLVERTEXATTRIB4NUSVARBPROC) func;
-   PFNGLGETVERTEXATTRIBFVARBPROC getVertexAttribfvARB = (PFNGLGETVERTEXATTRIBFVARBPROC) glXGetProcAddressARB((const GLubyte *) "glGetVertexAttribfvARB");
-
-   const GLushort v[4] = {0xffff, 0, 0xffff, 0};
-   const GLushort def[4] = {0, 0, 0, 0xffff};
-   GLfloat res[4];
-   GLboolean pass;
-   (*vertexAttrib4NusvARB)(6, v);
-   (*getVertexAttribfvARB)(6, GL_CURRENT_VERTEX_ATTRIB_ARB, res);
-   pass = (EQUAL(res[0], 1.0) && EQUAL(res[1], 0.0) && EQUAL(res[2], 1.0) && EQUAL(res[3], 0.0));
-   (*vertexAttrib4NusvARB)(6, def);
-   return pass;
-}
-
-
-static GLboolean
-test_VertexAttrib4ubNV(generic_func func)
-{
-   PFNGLVERTEXATTRIB4UBNVPROC vertexAttrib4ubNV = (PFNGLVERTEXATTRIB4UBNVPROC) func;
-   PFNGLGETVERTEXATTRIBFVNVPROC getVertexAttribfvNV = (PFNGLGETVERTEXATTRIBFVNVPROC) glXGetProcAddressARB((const GLubyte *) "glGetVertexAttribfvNV");
-
-   const GLubyte v[4] = {255, 0, 255, 0};
-   const GLubyte def[4] = {0, 0, 0, 255};
-   GLfloat res[4];
-   GLboolean pass;
-   (*vertexAttrib4ubNV)(6, v[0], v[1], v[2], v[3]);
-   (*getVertexAttribfvNV)(6, GL_CURRENT_ATTRIB_NV, res);
-   pass = (res[0] == 1.0 && res[1] == 0.0 && res[2] == 1.0 && res[3] == 0.0);
-   (*vertexAttrib4ubNV)(6, def[0], def[1], def[2], def[3]);
-   return pass;
-}
-
-
-static GLboolean
-test_VertexAttrib2sNV(generic_func func)
-{
-   PFNGLVERTEXATTRIB2SNVPROC vertexAttrib2sNV = (PFNGLVERTEXATTRIB2SNVPROC) func;
-   PFNGLGETVERTEXATTRIBFVNVPROC getVertexAttribfvNV = (PFNGLGETVERTEXATTRIBFVNVPROC) glXGetProcAddressARB((const GLubyte *) "glGetVertexAttribfvNV");
-
-   const GLshort v[2] = {2, -4,};
-   const GLshort def[2] = {0, 0};
-   GLfloat res[4];
-   GLboolean pass;
-   (*vertexAttrib2sNV)(6, v[0], v[1]);
-   (*getVertexAttribfvNV)(6, GL_CURRENT_ATTRIB_NV, res);
-   pass = (EQUAL(res[0], 2) && EQUAL(res[1], -4) && EQUAL(res[2], 0) && res[3] == 1.0);
-   (*vertexAttrib2sNV)(6, def[0], def[1]);
-   return pass;
-}
-
-
-static GLboolean
-test_VertexAttrib3fNV(generic_func func)
-{
-   PFNGLVERTEXATTRIB3FNVPROC vertexAttrib3fNV = (PFNGLVERTEXATTRIB3FNVPROC) func;
-   PFNGLGETVERTEXATTRIBFVNVPROC getVertexAttribfvNV = (PFNGLGETVERTEXATTRIBFVNVPROC) glXGetProcAddressARB((const GLubyte *) "glGetVertexAttribfvNV");
-
-   const GLfloat v[3] = {0.2, 0.4, 0.8};
-   const GLfloat def[3] = {0, 0, 0};
-   GLfloat res[4];
-   GLboolean pass;
-   (*vertexAttrib3fNV)(6, v[0], v[1], v[2]);
-   (*getVertexAttribfvNV)(6, GL_CURRENT_ATTRIB_NV, res);
-   pass = (EQUAL(res[0], 0.2) && EQUAL(res[1], 0.4) && EQUAL(res[2], 0.8) && res[3] == 1.0);
-   (*vertexAttrib3fNV)(6, def[0], def[1], def[2]);
-   return pass;
-}
-
-
-static GLboolean
-test_VertexAttrib4dvNV(generic_func func)
-{
-   PFNGLVERTEXATTRIB4DVNVPROC vertexAttrib4dvNV = (PFNGLVERTEXATTRIB4DVNVPROC) func;
-   PFNGLGETVERTEXATTRIBFVNVPROC getVertexAttribfvNV = (PFNGLGETVERTEXATTRIBFVNVPROC) glXGetProcAddressARB((const GLubyte *) "glGetVertexAttribfvNV");
-
-   const GLdouble v[4] = {0.2, 0.4, 0.8, 1.2};
-   const GLdouble def[4] = {0, 0, 0, 1};
-   GLfloat res[4];
-   GLboolean pass;
-   (*vertexAttrib4dvNV)(6, v);
-   (*getVertexAttribfvNV)(6, GL_CURRENT_ATTRIB_NV, res);
-   pass = (EQUAL(res[0], 0.2) && EQUAL(res[1], 0.4) && EQUAL(res[2], 0.8) && EQUAL(res[3], 1.2));
-   (*vertexAttrib4dvNV)(6, def);
-   return pass;
-}
-
-
-static GLboolean
-test_StencilFuncSeparateATI(generic_func func)
-{
-#ifdef GL_ATI_separate_stencil
-   PFNGLSTENCILFUNCSEPARATEATIPROC stencilFuncSeparateATI = (PFNGLSTENCILFUNCSEPARATEATIPROC) func;
-   GLint frontFunc, backFunc;
-   GLint frontRef, backRef;
-   GLint frontMask, backMask;
-   (*stencilFuncSeparateATI)(GL_LESS, GL_GREATER, 2, 0xa);
-   glGetIntegerv(GL_STENCIL_FUNC, &frontFunc);
-   glGetIntegerv(GL_STENCIL_BACK_FUNC, &backFunc);
-   glGetIntegerv(GL_STENCIL_REF, &frontRef);
-   glGetIntegerv(GL_STENCIL_BACK_REF, &backRef);
-   glGetIntegerv(GL_STENCIL_VALUE_MASK, &frontMask);
-   glGetIntegerv(GL_STENCIL_BACK_VALUE_MASK, &backMask);
-   if (frontFunc != GL_LESS ||
-       backFunc != GL_GREATER ||
-       frontRef != 2 ||
-       backRef != 2 ||
-       frontMask != 0xa ||
-       backMask != 0xa)
-      return GL_FALSE;
-#endif
-   return GL_TRUE;
-}
-
-static GLboolean
-test_StencilFuncSeparate(generic_func func)
-{
-#ifdef GL_VERSION_2_0
-   PFNGLSTENCILFUNCSEPARATEPROC stencilFuncSeparate = (PFNGLSTENCILFUNCSEPARATEPROC) func;
-   GLint frontFunc, backFunc;
-   GLint frontRef, backRef;
-   GLint frontMask, backMask;
-   (*stencilFuncSeparate)(GL_BACK, GL_GREATER, 2, 0xa);
-   glGetIntegerv(GL_STENCIL_FUNC, &frontFunc);
-   glGetIntegerv(GL_STENCIL_BACK_FUNC, &backFunc);
-   glGetIntegerv(GL_STENCIL_REF, &frontRef);
-   glGetIntegerv(GL_STENCIL_BACK_REF, &backRef);
-   glGetIntegerv(GL_STENCIL_VALUE_MASK, &frontMask);
-   glGetIntegerv(GL_STENCIL_BACK_VALUE_MASK, &backMask);
-   if (frontFunc != GL_ALWAYS ||
-       backFunc != GL_GREATER ||
-       frontRef != 0 ||
-       backRef != 2 ||
-       frontMask == 0xa || /* might be 0xff or ~0 */
-       backMask != 0xa)
-      return GL_FALSE;
-#endif
-   return GL_TRUE;
-}
-
-static GLboolean
-test_StencilOpSeparate(generic_func func)
-{
-#ifdef GL_VERSION_2_0
-   PFNGLSTENCILOPSEPARATEPROC stencilOpSeparate = (PFNGLSTENCILOPSEPARATEPROC) func;
-   GLint frontFail, backFail;
-   GLint frontZFail, backZFail;
-   GLint frontZPass, backZPass;
-   (*stencilOpSeparate)(GL_BACK, GL_INCR, GL_DECR, GL_INVERT);
-   glGetIntegerv(GL_STENCIL_FAIL, &frontFail);
-   glGetIntegerv(GL_STENCIL_BACK_FAIL, &backFail);
-   glGetIntegerv(GL_STENCIL_PASS_DEPTH_FAIL, &frontZFail);
-   glGetIntegerv(GL_STENCIL_BACK_PASS_DEPTH_FAIL, &backZFail);
-   glGetIntegerv(GL_STENCIL_PASS_DEPTH_PASS, &frontZPass);
-   glGetIntegerv(GL_STENCIL_BACK_PASS_DEPTH_PASS, &backZPass);
-   if (frontFail != GL_KEEP ||
-       backFail != GL_INCR ||
-       frontZFail != GL_KEEP ||
-       backZFail != GL_DECR ||
-       frontZPass != GL_KEEP ||
-       backZPass != GL_INVERT)
-      return GL_FALSE;
-#endif
-   return GL_TRUE;
-}
-
-static GLboolean
-test_StencilMaskSeparate(generic_func func)
-{
-#ifdef GL_VERSION_2_0
-   PFNGLSTENCILMASKSEPARATEPROC stencilMaskSeparate = (PFNGLSTENCILMASKSEPARATEPROC) func;
-   GLint frontMask, backMask;
-   (*stencilMaskSeparate)(GL_BACK, 0x1b);
-   glGetIntegerv(GL_STENCIL_WRITEMASK, &frontMask);
-   glGetIntegerv(GL_STENCIL_BACK_WRITEMASK, &backMask);
-   if (frontMask == 0x1b ||
-       backMask != 0x1b)
-      return GL_FALSE;
-#endif
-   return GL_TRUE;
-}
-
-
-/*
- * The following file is auto-generated with Python.
- */
-#include "getproclist.h"
-
-
-
-static int
-extension_supported(const char *haystack, const char *needle)
-{
-   const char *p = strstr(haystack, needle);
-   if (p) {
-      /* found string, make sure next char is space or zero */
-      const int len = strlen(needle);
-      if (p[len] == ' ' || p[len] == 0)
-         return 1;
-      else
-         return 0;
-   }
-   else
-      return 0;
-}
-
-
-static void
-check_functions( const char *extensions )
-{
-   struct name_test_pair *entry;
-   int failures = 0, passes = 0;
-   int totalFail = 0, totalPass = 0;
-   int doTests;
-
-   for (entry = functions; entry->name; entry++) {
-      if (entry->name[0] == '-') {
-         const char *version = (const char *) glGetString(GL_VERSION);
-         if (entry->name[1] == '1') {
-            /* check GL version 1.x */
-            if (version[0] == '1' &&
-                version[1] == '.' &&
-                version[2] >= entry->name[3])
-               doTests = 1;
-            else
-               doTests = 0;
-         }
-         else if (entry->name[1] == '2') {
-            if (version[0] == '2' &&
-                version[1] == '.' &&
-                version[2] >= entry->name[3])
-               doTests = 1;
-            else
-               doTests = 0;
-         }
-         else {
-            /* check if the named extension is available */
-            doTests = extension_supported(extensions, entry->name+1);
-         }
-         if (doTests)
-            printf("Testing %s functions\n", entry->name + 1);
-         totalFail += failures;
-         totalPass += passes;
-         failures = 0;
-         passes = 0;
-      }
-      else if (doTests) {
-         generic_func funcPtr = (generic_func) glXGetProcAddressARB((const GLubyte *) entry->name);
-         if (funcPtr) {
-            if (entry->test) {
-               GLboolean b;
-               printf("   Validating %s:", entry->name);
-               b = (*entry->test)(funcPtr);
-               if (b) {
-                  printf(" Pass\n");
-                  passes++;
-               }
-               else {
-                  printf(" FAIL!!!\n");
-                  failures++;
-               }
-            }
-            else {
-               passes++;
-            }
-         }
-         else {
-            printf("   glXGetProcAddress(%s) failed!\n", entry->name);
-            failures++;
-         }
-      }
-
-      if (doTests && (!(entry+1)->name || (entry+1)->name[0] == '-')) {
-         if (failures > 0) {
-            printf("   %d failed.\n", failures);
-         }
-         if (passes > 0) {
-            printf("   %d passed.\n", passes);
-         }
-      }
-   }
-   totalFail += failures;
-   totalPass += passes;
-
-   printf("-----------------------------\n");
-   printf("Total: %d pass  %d fail\n", totalPass, totalFail);
-}
-
-
-
-static void
-print_screen_info(Display *dpy, int scrnum, Bool allowDirect)
-{
-   Window win;
-   int attribSingle[] = {
-      GLX_RGBA,
-      GLX_RED_SIZE, 1,
-      GLX_GREEN_SIZE, 1,
-      GLX_BLUE_SIZE, 1,
-      GLX_STENCIL_SIZE, 1,
-      None };
-   int attribDouble[] = {
-      GLX_RGBA,
-      GLX_RED_SIZE, 1,
-      GLX_GREEN_SIZE, 1,
-      GLX_BLUE_SIZE, 1,
-      GLX_STENCIL_SIZE, 1,
-      GLX_DOUBLEBUFFER,
-      None };
-
-   XSetWindowAttributes attr;
-   unsigned long mask;
-   Window root;
-   GLXContext ctx;
-   XVisualInfo *visinfo;
-   int width = 100, height = 100;
-
-   root = RootWindow(dpy, scrnum);
-
-   visinfo = glXChooseVisual(dpy, scrnum, attribSingle);
-   if (!visinfo) {
-      visinfo = glXChooseVisual(dpy, scrnum, attribDouble);
-      if (!visinfo) {
-         fprintf(stderr, "Error: couldn't find RGB GLX visual\n");
-         return;
-      }
-   }
-
-   attr.background_pixel = 0;
-   attr.border_pixel = 0;
-   attr.colormap = XCreateColormap(dpy, root, visinfo->visual, AllocNone);
-   attr.event_mask = StructureNotifyMask | ExposureMask;
-   mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
-   win = XCreateWindow(dpy, root, 0, 0, width, height,
-		       0, visinfo->depth, InputOutput,
-		       visinfo->visual, mask, &attr);
-
-   ctx = glXCreateContext( dpy, visinfo, NULL, allowDirect );
-   if (!ctx) {
-      fprintf(stderr, "Error: glXCreateContext failed\n");
-      XDestroyWindow(dpy, win);
-      return;
-   }
-
-   if (glXMakeCurrent(dpy, win, ctx)) {
-      check_functions( (const char *) glGetString(GL_EXTENSIONS) );
-   }
-   else {
-      fprintf(stderr, "Error: glXMakeCurrent failed\n");
-   }
-
-   glXDestroyContext(dpy, ctx);
-   XDestroyWindow(dpy, win);
-}
-
-
-int
-main(int argc, char *argv[])
-{
-   char *displayName = NULL;
-   Display *dpy;
-
-   dpy = XOpenDisplay(displayName);
-   if (!dpy) {
-      fprintf(stderr, "Error: unable to open display %s\n", displayName);
-      return -1;
-   }
-
-   print_screen_info(dpy, 0, GL_TRUE);
-
-   XCloseDisplay(dpy);
-
-   return 0;
-}