use #pragma once instead of foo*foo #define guards

[thirdparty/systemd.git] / src / shared / utf8.h

/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/

#pragma once

/***
  This file is part of systemd.

  Copyright 2012 Lennart Poettering

  systemd is free software; you can redistribute it and/or modify it
  under the terms of the GNU Lesser General Public License as published by
  the Free Software Foundation; either version 2.1 of the License, or
  (at your option) any later version.

  systemd is distributed in the hope that it will be useful, but
  WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public License
  along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/

#include "macro.h"

char *utf8_is_valid(const char *s) _pure_;
char *ascii_is_valid(const char *s) _pure_;

char *utf8_is_printable_n(const char* str, size_t length) _pure_;

char *utf8_filter(const char *s);
char *ascii_filter(const char *s);