mirror of
git://sourceware.org/git/glibc.git
synced 2024-11-21 01:12:26 +08:00
58 lines
1.5 KiB
C
58 lines
1.5 KiB
C
/* Charset name normalization.
|
|
Copyright (C) 2001-2015 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@cygnus.com>, 2001.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library 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
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include <ctype.h>
|
|
#include <locale.h>
|
|
|
|
|
|
static void
|
|
strip (char *wp, const char *s)
|
|
{
|
|
int slash_count = 0;
|
|
|
|
while (*s != '\0')
|
|
{
|
|
if (__isalnum_l (*s, _nl_C_locobj_ptr)
|
|
|| *s == '_' || *s == '-' || *s == '.' || *s == ',' || *s == ':')
|
|
*wp++ = __toupper_l (*s, _nl_C_locobj_ptr);
|
|
else if (*s == '/')
|
|
{
|
|
if (++slash_count == 3)
|
|
break;
|
|
*wp++ = '/';
|
|
}
|
|
++s;
|
|
}
|
|
|
|
while (slash_count++ < 2)
|
|
*wp++ = '/';
|
|
|
|
*wp = '\0';
|
|
}
|
|
|
|
|
|
static inline char * __attribute__ ((unused, always_inline))
|
|
upstr (char *dst, const char *str)
|
|
{
|
|
char *cp = dst;
|
|
while ((*cp++ = __toupper_l (*str++, _nl_C_locobj_ptr)) != '\0')
|
|
/* nothing */;
|
|
return dst;
|
|
}
|