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added support for maxosx

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git-svn-id: https://glew.svn.sourceforge.net/svnroot/glew/trunk/glew@129 783a27ee-832a-0410-bc00-9f386506c6dd
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ikits 2003-09-19 23:39:22 +00:00
parent 96541c0e4c
commit 13e1fbe10f
1 changed files with 43 additions and 17 deletions
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58
auto/src/glew_pre.c
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@ -30,41 +30,67 @@
*/ */
#include <GL/glew.h> #include <GL/glew.h>
#ifdef _WIN32
#include <GL/wglew.h> #include <GL/wglew.h>
#else
#include <GL/glxew.h> #include <GL/glxew.h>
#endif
#ifdef _WIN32 #ifdef _WIN32
# define glewGetProcAddress(name) wglGetProcAddress(name) # define glewGetProcAddress(name) wglGetProcAddress(name)
#else #else
# ifdef GLEW_NEEDS_CUSTOM_GET_PROCADDRESS #ifdef __APPLE__
# define glewGetProcAddress(name) __dlopenGetProcAddress(name) # define glewGetProcAddress(name) NSGLGetProcAddress(name)
# else #else
#ifdef __sgi
# define glewGetProcAddress(name) dlGetProcAddress(name)
#else /* __linux */
# define glewGetProcAddress(name) (*glXGetProcAddressARB)(name) # define glewGetProcAddress(name) (*glXGetProcAddressARB)(name)
# endif /* GLEW_NEEDS_CUSTOM_GET_PROCADDRESS */ #endif
#endif /* _WIN32 */
#ifdef GLEW_NEEDS_CUSTOM_GET_PROCADDRESS #ifdef __APPLE__
#include <mach-o/dyld.h>
#include <stdlib.h>
#include <string.h>
static void* NSGLGetProcAddress (const char* name)
{
NSSymbol symbol;
char* symbolName;
// Prepend a '_' for the Unix C symbol mangling convention
symbolName = malloc(strlen(name) + 2);
strcpy(symbolName+1, name);
symbolName[0] = '_';
symbol = NULL;
if (NSIsSymbolNameDefined(symbolName))
symbol = NSLookupAndBindSymbol(symbolName);
free(symbolName);
return symbol ? NSAddressOfSymbol(symbol) : NULL;
}
#endif /* __APPLE__ */
#ifdef __sgi
#include <dlfcn.h> #include <dlfcn.h>
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
static void* __dlopenGetProcAddress (const GLubyte *procName) static void* dlGetProcAddress (const char* name)
{ {
static void *h = NULL; static void* h = NULL;
static void *gpa; /* static void *gpa; */
if (!h) if (h != NULL)
{ {
if (!(h = dlopen(NULL, RTLD_LAZY | RTLD_LOCAL))) return NULL; if ((h = dlopen(NULL, RTLD_LAZY | RTLD_LOCAL)) == NULL) return NULL;
gpa = dlsym(h, "glXGetProcAddress"); /* gpa = dlsym(h, "glXGetProcAddress"); */
} }
if (gpa != NULL) /* if (gpa != NULL)
return ((void* (*)(const GLubyte*))gpa)(procName); return ((void* (*)(const GLubyte*))gpa)(procName);
else else */
return dlsym(h, (const char *)procName); return dlsym(h, name);
} }
#endif /* GLEW_NEEDS_CUSTOM_GET_PROCADDRESS */ #endif /* __sgi */
/* ----------------------------- GL_VERSION_1_1 ---------------------------- */ /* ----------------------------- GL_VERSION_1_1 ---------------------------- */