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58 lines
1.5 KiB
C
58 lines
1.5 KiB
C
/* Charset name normalization.
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Copyright (C) 2001-2016 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@cygnus.com>, 2001.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <ctype.h>
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#include <locale.h>
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static void
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strip (char *wp, const char *s)
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{
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int slash_count = 0;
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while (*s != '\0')
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{
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if (__isalnum_l (*s, _nl_C_locobj_ptr)
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|| *s == '_' || *s == '-' || *s == '.' || *s == ',' || *s == ':')
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*wp++ = __toupper_l (*s, _nl_C_locobj_ptr);
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else if (*s == '/')
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{
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if (++slash_count == 3)
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break;
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*wp++ = '/';
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}
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++s;
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}
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while (slash_count++ < 2)
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*wp++ = '/';
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*wp = '\0';
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}
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static inline char * __attribute__ ((unused, always_inline))
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upstr (char *dst, const char *str)
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{
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char *cp = dst;
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while ((*cp++ = __toupper_l (*str++, _nl_C_locobj_ptr)) != '\0')
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/* nothing */;
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return dst;
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}
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