From 3439748eaf61f9e6af7c8a3df3cf042828e60532 Mon Sep 17 00:00:00 2001 From: Michael R Sweet Date: Fri, 9 Feb 2007 16:21:55 +0000 Subject: Don't depend on having RTLD_DEFAULT defined git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@5684 ea41ed52-d2ee-0310-a9c1-e6b18d33e121 --- src/glut_compatability.cxx | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) (limited to 'src') diff --git a/src/glut_compatability.cxx b/src/glut_compatability.cxx index 0f768a4dc..52bedf12a 100644 --- a/src/glut_compatability.cxx +++ b/src/glut_compatability.cxx @@ -448,8 +448,19 @@ GLUTproc glutGetProcAddress(const char *procName) { snprintf(symbol, sizeof(symbol), "_%s", procName); +# ifdef RTLD_DEFAULT return (GLUTproc)dlsym(RTLD_DEFAULT, symbol); +# else // No RTLD_DEFAULT support, so open the current a.out symbols... + static void *rtld_default = 0; + + if (!rtld_default) rtld_default = dlopen(0, RTLD_LAZY); + + if (rtld_default) return (GLUTproc)dlsym(rtld_default, symbol); + else return 0; + +# endif // RTLD_DEFAULT + # elif defined(HAVE_GLXGETPROCADDRESSARB) return (GLUTproc)glXGetProcAddressARB((const GLubyte *)procName); @@ -485,8 +496,6 @@ int glutExtensionSupported( const char* extension ) /* skip the false match and continue */ extensions = p + len; } - - return 0; } #endif // HAVE_GL -- cgit v1.2.3