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From Sean, fix for Sun windows extension checking.

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This commit is contained in:
Robert Osfield 2003-07-23 20:50:56 +00:00
parent 1f8e656737
commit 27c4dc0920
1 changed files with 11 additions and 0 deletions
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11
include/osg/GLExtensions
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@ -45,8 +45,11 @@ extern SG_EXPORT bool isGLExtensionSupported(const char *extension);
inline void* getGLExtensionFuncPtr(const char *funcName)
{
#if defined(WIN32)
return (void*)wglGetProcAddress(funcName);
#elif defined(__DARWIN_OSX__)
std::string temp( "_" );
temp += funcName; // Mac OS X prepends an underscore on function names
if ( NSIsSymbolNameDefined( temp.c_str() ) )
@ -55,8 +58,16 @@ inline void* getGLExtensionFuncPtr(const char *funcName)
return NSAddressOfSymbol( symbol );
} else
return NULL;
#elif defined (__sun)
static void *handle = dlopen((const char *)0L, RTLD_LAZY);
return dlsym(handle, funcName);
#else // all other unixes
return dlsym(0, funcName);
#endif
}