gloam 0.4.4

Loader generator for Vulkan, OpenGL, OpenGL ES, EGL, GLX, and WGL
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#ifndef GLOAM_LOADER_LIBRARY_C_
#define GLOAM_LOADER_LIBRARY_C_

#if defined(GLOAM_PLATFORM_WINDOWS)

static void *gloam_dlopen(const char *name)
{
    return (void *)LoadLibraryA(name);
}
static void gloam_dlclose(void *handle)
{
    FreeLibrary((HMODULE)handle);
}
static void *gloam_dlsym(void *handle, const char *name)
{
    return (void *)GetProcAddress((HMODULE)handle, name);
}

#else /* POSIX */

static void *gloam_dlopen(const char *name)
{
    return dlopen(name, RTLD_LAZY | RTLD_LOCAL);
}
static void gloam_dlclose(void *handle)
{
    dlclose(handle);
}
static void *gloam_dlsym(void *handle, const char *name)
{
    return dlsym(handle, name);
}

#endif /* GLOAM_PLATFORM_WINDOWS */

/* Try each name in turn; return the first handle that opens successfully. */
static void *gloam_open_library(const char * const *names, int count)
{
    int i;
    for (i = 0; i < count; ++i) {
        void *h = gloam_dlopen(names[i]);
        if (h) return h;
    }
    return NULL;
}

#endif /* GLOAM_LOADER_LIBRARY_C_ */