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//===-- Including stdlib.h in overlay mode --------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIBC_HDR_STDLIB_OVERLAY_H
#define LLVM_LIBC_HDR_STDLIB_OVERLAY_H
#ifdef LIBC_FULL_BUILD
#error "This header should only be included in overlay mode"
#endif
// Overlay mode
// glibc <stdlib.h> header might provide extern inline definitions for few
// functions, causing external alias errors. They are guarded by
// `__USE_FORTIFY_LEVEL`, which will be temporarily disabled.
#ifdef __USE_FORTIFY_LEVEL
#define LIBC_OLD_USE_FORTIFY_LEVEL __USE_FORTIFY_LEVEL
#undef __USE_FORTIFY_LEVEL
#define __USE_FORTIFY_LEVEL 0
#endif
#include <stdlib.h>
#ifdef LIBC_OLD_USE_FORTIFY_LEVEL
#undef __USE_FORTIFY_LEVEL
#define __USE_FORTIFY_LEVEL LIBC_OLD_USE_FORTIFY_LEVEL
#undef LIBC_OLD_USE_FORTIFY_LEVEL
#endif
#endif
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