mirror of
git://git.sv.gnu.org/findutils.git
synced 2026-02-10 01:28:53 +01:00
42 lines
1.1 KiB
C
42 lines
1.1 KiB
C
/* strspn.c -- return numbers of chars at start of string in a class
|
|
Copyright (C) 1987, 1990, 2004 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/>.
|
|
*/
|
|
|
|
#include <config.h>
|
|
|
|
|
|
#if defined HAVE_STRING_H
|
|
#include <string.h>
|
|
#else
|
|
#include <strings.h>
|
|
#ifndef strchr
|
|
#define strchr index
|
|
#endif
|
|
#endif
|
|
|
|
#if !defined(HAVE_STRSPN)
|
|
int
|
|
strspn (str, class)
|
|
char *str, *class;
|
|
{
|
|
register char *st = str;
|
|
|
|
while (*st && strchr (class, *st))
|
|
++st;
|
|
return st - str;
|
|
}
|
|
#endif
|