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egl: some prototype API detection code

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This commit is contained in:
Brian Paul 2008-06-10 16:14:09 -06:00
parent 40d1a40f29
commit b9c5b0bc4b
1 changed files with 52 additions and 0 deletions
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52
src/egl/main/eglmisc.c
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@ -54,6 +54,58 @@ _eglUpdateExtensionsString(_EGLDriver *drv)
}
#if 0 /* prototype code */
#include <dlfcn.h>
static EGLint
_eglFindAPIs_by_sym(void)
{
EGLint mask = 0x0;
if (dlsym(NULL, "glBegin"))
mask |= EGL_OPENGL_BIT;
if (dlsym(NULL, "glGetFixedv"))
mask |= EGL_OPENGL_ES_BIT;
if (dlsym(NULL, "vgSetf"))
mask |= EGL_OPENVG_BIT;
return mask;
}
static EGLint
_eglFindAPIs_by_lib(void)
{
EGLint mask = 0x0;
int flag = RTLD_NOW;
void *h;
if ((h = dlopen("libGLESv1_CM.so", flag))) {
dlclose(h);
mask |= EGL_OPENGL_ES_BIT;
}
if ((h = dlopen("libGLESv2.so", flag))) {
dlclose(h);
mask |= EGL_OPENGL_ES2_BIT;
}
if ((h = dlopen("libGL.so", flag))) {
dlclose(h);
mask |= EGL_OPENGL_BIT;
}
if ((h = dlopen("libOpenVG.so", flag))) {
dlclose(h);
mask |= EGL_OPENVG_BIT;
}
return mask;
}
#endif
static void
_eglUpdateAPIsString(_EGLDriver *drv)
{