/* SPDX-License-Identifier: GPL-2.0 */

/*

 * Stub dlfcn implementation for systems that lack shared library support

 * but obviously can still reference compiled-in symbols.

 */

#ifndef NO_SHARED_LIBS

#include_next <dlfcn.h>

#else

#define RTLD_LAZY 0

#define RTLD_GLOBAL 1

#define _FAKE_DLFCN_HDL (void *)0xbeefcafe

static inline void *dlopen(const char *file, int flag)

{

	if (file == NULL)

		return _FAKE_DLFCN_HDL;

	else

		return NULL;

}

void *_dlsym(const char *sym);

static inline void *dlsym(void *handle, const char *sym)

{

	if (handle != _FAKE_DLFCN_HDL)

		return NULL;

	return _dlsym(sym);

}

static inline char *dlerror(void)

{

	return NULL;

}

static inline int dlclose(void *handle)

{

	return (handle == _FAKE_DLFCN_HDL) ? 0 : 1;

}

#endif