/* Removes leading and/or trailing whitespaces

   Copyright (C) 2006, 2009-2017 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 <http://www.gnu.org/licenses/>.  */

/* Written by Davide Angelocola <davide.angelocola@gmail.com> */

/* Trim mode. */

#define TRIM_TRAILING 0

#define TRIM_LEADING 1

#define TRIM_BOTH 2

/* Removes trailing and leading whitespaces. */

#define trim(s) trim2(s, TRIM_BOTH)

/* Removes trailing whitespaces. */

#define trim_trailing(s) trim2(s, TRIM_TRAILING)

/* Removes leading whitespaces. */

#define trim_leading(s) trim2(s, TRIM_LEADING)

char *trim2 (const char *, int);