platform_bionic/libm/freebsd-compat.h
Elliott Hughes cbc80ba9d8 Switch the rest of our internal headers to #pragma once.
We've been using #pragma once for new internal files, but let's be more bold.

Bug: N/A
Test: builds
Change-Id: I7e2ee2730043bd884f9571cdbd8b524043030c07
2018-02-13 14:27:17 -08:00

39 lines
1.4 KiB
C

/*
* Copyright (C) 2013 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <float.h>
#define __weak_reference(sym,alias) \
__asm__(".weak " #alias); \
__asm__(".equ " #alias ", " #sym)
#define __strong_reference(sym,aliassym) \
extern __typeof (sym) aliassym __attribute__ ((__alias__ (#sym)))
#define __warn_references(sym,msg) /* ignored */
// digittoint is in BSD's <ctype.h>, but not ours, so we have a secret
// implementation in libm. We reuse parts of libm in the NDK's
// libandroid_support, where it's a static library, so we want all our
// "hidden" functions start with a double underscore --- being HIDDEN
// in the ELF sense is not sufficient.
#define digittoint __libm_digittoint
int digittoint(char ch);
// Similarly rename _scan_nan.
#define _scan_nan __libm_scan_nan