lib/trim.h

   1 /* Removes leading and/or trailing whitespaces
   2    Copyright (C) 2006, 2009-2021 Free Software Foundation, Inc.
   3
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16
  17 /* Written by Davide Angelocola <davide.angelocola@gmail.com> */
  18
  19 /* Trim mode. */
  20 #define TRIM_TRAILING 0
  21 #define TRIM_LEADING 1
  22 #define TRIM_BOTH 2
  23
  24 /* Removes trailing and leading whitespaces. */
  25 #define trim(s) trim2(s, TRIM_BOTH)
  26
  27 /* Removes trailing whitespaces. */
  28 #define trim_trailing(s) trim2(s, TRIM_TRAILING)
  29
  30 /* Removes leading whitespaces. */
  31 #define trim_leading(s) trim2(s, TRIM_LEADING)
  32
  33 char *trim2 (const char *, int);