string-buffer tests: Avoid test failure on native Windows.
[gnulib.git] / lib / trim.h
blob33a5feef532beff46da831e9bf6bad3388905495
1 /* Removes leading and/or trailing whitespaces
2 Copyright (C) 2006, 2009-2024 Free Software Foundation, Inc.
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.
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.
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/>. */
17 /* Written by Davide Angelocola <davide.angelocola@gmail.com> */
19 /* This file uses _GL_ATTRIBUTE_MALLOC, _GL_ATTRIBUTE_RETURNS_NONNULL. */
20 #if !_GL_CONFIG_H_INCLUDED
21 #error "Please include config.h first."
22 #endif
24 #include <stdlib.h>
26 #ifdef __cplusplus
27 extern "C" {
28 #endif
31 /* Trim mode. */
32 #define TRIM_TRAILING 0
33 #define TRIM_LEADING 1
34 #define TRIM_BOTH 2
36 /* Removes trailing and leading whitespaces. */
37 #define trim(s) trim2(s, TRIM_BOTH)
39 /* Removes trailing whitespaces. */
40 #define trim_trailing(s) trim2(s, TRIM_TRAILING)
42 /* Removes leading whitespaces. */
43 #define trim_leading(s) trim2(s, TRIM_LEADING)
45 char *trim2 (const char *, int)
46 _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE
47 _GL_ATTRIBUTE_RETURNS_NONNULL;
50 #ifdef __cplusplus
52 #endif