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* Copyright (C) 2014 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
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* See the License for the specific language governing permissions and
* limitations under the License.
#ifndef _BIONIC_OPENBSD_COMPAT_H_included
#define _BIONIC_OPENBSD_COMPAT_H_included
#define _BSD_SOURCE
#include <sys/cdefs.h>
#include <stddef.h> // For size_t.
/* Redirect internal C library calls to the public function. */
#define _err err
#define _errx errx
#define _verr verr
#define _verrx verrx
#define _vwarn vwarn
#define _vwarnx vwarnx
#define _warn warn
#define _warnx warnx
/* Ignore all __weak_alias in OpenBSD. */
#define __weak_alias(alias,sym)
/* Ignore all __warn_references in OpenBSD. */
#define __warn_references(sym,msg)
/* OpenBSD's <ctype.h> uses these names, which conflicted with stlport.
* Additionally, we changed the numeric/digit type from N to D for libcxx.
#define _U _CTYPE_U
#define _L _CTYPE_L
#define _N _CTYPE_D
#define _S _CTYPE_S
#define _P _CTYPE_P
#define _C _CTYPE_C
#define _X _CTYPE_X
#define _B _CTYPE_B
/* OpenBSD has this, but we can't really implement it correctly on Linux. */
#define issetugid() 0
#define explicit_bzero(p, s) memset(p, 0, s)
/* OpenBSD has these in <sys/param.h>, but "ALIGN" isn't something we want to reserve. */
#define ALIGNBYTES (sizeof(uintptr_t) - 1)
#define ALIGN(p) (((uintptr_t)(p) + ALIGNBYTES) &~ ALIGNBYTES)
/* OpenBSD has this in paths.h. But this directory doesn't normally exist.
* Even when it does exist, only the 'shell' user has permissions.
#define _PATH_TMP "/data/local/tmp/"
/* We have OpenBSD's getentropy_linux.c, but we don't mention getentropy in any header. */
__LIBC_HIDDEN__ extern int getentropy(void*, size_t);
/* OpenBSD has this as API, but we just use it internally. */
__LIBC_HIDDEN__ void* reallocarray(void*, size_t, size_t);
/* LP32 NDK ctype.h contained references to these. */
__LIBC64_HIDDEN__ extern const short* _tolower_tab_;
__LIBC64_HIDDEN__ extern const short* _toupper_tab_;
__LIBC_HIDDEN__ extern const char _C_ctype_[];
__LIBC_HIDDEN__ extern const short _C_toupper_[];
__LIBC_HIDDEN__ extern const short _C_tolower_[];
__LIBC_HIDDEN__ extern char* __findenv(const char*, int, int*);
__LIBC_HIDDEN__ extern char* _mktemp(char*);
/* TODO: hide this when android_support.a is fixed (http://b/16298580).*/
/*__LIBC_HIDDEN__*/ extern int __isthreaded;