/* quote.h - prototypes for quote.c

   Copyright (C) 1998-2001, 2003, 2009-2018 Free Software Foundation, Inc.

   This program is free software: you can redistribute it and/or modify

   it under the terms of the GNU General Public License as published by

   the Free Software Foundation; either version 3 of the License, or

   (at your option) any later version.

   This program 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 General Public License for more details.

   You should have received a copy of the GNU General Public License

   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */

#ifndef QUOTE_H_

# define QUOTE_H_ 1

# include <stddef.h>

/* The quoting options used by quote_n and quote.  Its type is incomplete,

   so it's useful only in expressions like '&quote_quoting_options'.  */

extern struct quoting_options quote_quoting_options;

/* Return an unambiguous printable representation of ARG (of size

   ARGSIZE), allocated in slot N, suitable for diagnostics.  If

   ARGSIZE is SIZE_MAX, use the string length of the argument for

   ARGSIZE.  */

char const *quote_n_mem (int n, char const *arg, size_t argsize);

/* Return an unambiguous printable representation of ARG (of size

   ARGSIZE), suitable for diagnostics.  If ARGSIZE is SIZE_MAX, use

   the string length of the argument for ARGSIZE.  */

char const *quote_mem (char const *arg, size_t argsize);

/* Return an unambiguous printable representation of ARG, allocated in

   slot N, suitable for diagnostics.  */

char const *quote_n (int n, char const *arg);

/* Return an unambiguous printable representation of ARG, suitable for

   diagnostics.  */

char const *quote (char const *arg);

#endif /* !QUOTE_H_ */