Ported Chrome's WebGL implementation to Mac OS X. Removed code which...

third_party/glew/src/glew.c

 /*
 ** The OpenGL Extension Wrangler Library
 ** Copyright (C) 2002-2008, Milan Ikits <milan ikits[]ieee org>
 ** Copyright (C) 2002-2008, Marcelo E. Magallon <mmagallo[]debian org>
 ** Copyright (C) 2002, Lev Povalahev
 ** All rights reserved.
 ** 
 ** Redistribution and use in source and binary forms, with or without 
 ** modification, are permitted provided that the following conditions are met:
 ** 
@@ skipping 48 matching lines @@
 #  define GLEW_CONTEXT_ARG_DEF_INIT void
 #  define GLEW_CONTEXT_ARG_VAR_INIT
 #  define GLEW_CONTEXT_ARG_DEF_LIST void
 #  define WGLEW_CONTEXT_ARG_DEF_INIT void
 #  define WGLEW_CONTEXT_ARG_DEF_LIST void
 #  define GLXEW_CONTEXT_ARG_DEF_INIT void
 #  define GLXEW_CONTEXT_ARG_DEF_LIST void
 #endif /* GLEW_MX */
 
 #if defined(__APPLE__)
-#include <mach-o/dyld.h>
+#include <dlfcn.h>
 #include <stdlib.h>
 #include <string.h>
 
 void* NSGLGetProcAddress (const GLubyte *name)
 {
-  static const struct mach_header* image = NULL;
-  NSSymbol symbol;
-  char* symbolName;
+  static void* image = NULL;
   if (NULL == image)
   {
-    image = NSAddImage("/System/Library/Frameworks/OpenGL.framework/Versions/Current/OpenGL", NSADDIMAGE_OPTION_RETURN_ON_ERROR);
+    image = dlopen("/System/Library/Frameworks/OpenGL.framework/Versions/Current/OpenGL", RTLD_LAZY | RTLD_LOCAL);
   }
-  /* prepend a '_' for the Unix C symbol mangling convention */
-  symbolName = malloc(strlen((const char*)name) + 2);
-  strcpy(symbolName+1, (const char*)name);
-  symbolName[0] = '_';
-  symbol = NULL;
-  /* if (NSIsSymbolNameDefined(symbolName))
-         symbol = NSLookupAndBindSymbol(symbolName); */
-  symbol = image ? NSLookupSymbolInImage(image, symbolName, NSLOOKUPSYMBOLINIMAGE_OPTION_BIND | NSLOOKUPSYMBOLINIMAGE_OPTION_RETURN_ON_ERROR) : NULL;
-  free(symbolName);
-  return symbol ? NSAddressOfSymbol(symbol) : NULL;
+  return image ? dlsym(image, (const char*) name) : NULL;
 }
 #endif /* __APPLE__ */
 
 #if defined(__sgi) || defined (__sun)
 #include <dlfcn.h>
 #include <stdio.h>
 #include <stdlib.h>
 
 void* dlGetProcAddress (const GLubyte* name)
 {
@@ skipping 12069 matching lines @@
         }
 #endif
       }
     }
     ret = (len == 0);
   }
   return ret;
 }
 
 #endif /* _WIN32 */