mirror of
git://sourceware.org/git/glibc.git
synced 2024-12-15 04:20:28 +08:00
688903eb3e
* All files with FSF copyright notices: Update copyright dates using scripts/update-copyrights. * locale/programs/charmap-kw.h: Regenerated. * locale/programs/locfile-kw.h: Likewise.
134 lines
3.3 KiB
C
134 lines
3.3 KiB
C
/* Copyright (C) 1995-2018 Free Software Foundation, Inc.
|
|
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995.
|
|
|
|
This program 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.
|
|
|
|
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 Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>. */
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
# include <config.h>
|
|
#endif
|
|
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <sys/types.h>
|
|
|
|
#include "loadinfo.h"
|
|
|
|
/* On some strange systems still no definition of NULL is found. Sigh! */
|
|
#ifndef NULL
|
|
# if defined __STDC__ && __STDC__
|
|
# define NULL ((void *) 0)
|
|
# else
|
|
# define NULL 0
|
|
# endif
|
|
#endif
|
|
|
|
/* @@ end of prolog @@ */
|
|
|
|
/* Split a locale name NAME into a leading language part and all the
|
|
rest. Return a pointer to the first character after the language,
|
|
i.e. to the first byte of the rest. */
|
|
static char *_nl_find_language (const char *name);
|
|
|
|
static char *
|
|
_nl_find_language (const char *name)
|
|
{
|
|
while (name[0] != '\0' && name[0] != '_' && name[0] != '@' && name[0] != '.')
|
|
++name;
|
|
|
|
return (char *) name;
|
|
}
|
|
|
|
|
|
int
|
|
_nl_explode_name (char *name,
|
|
const char **language, const char **modifier,
|
|
const char **territory, const char **codeset,
|
|
const char **normalized_codeset)
|
|
{
|
|
char *cp;
|
|
int mask;
|
|
|
|
*modifier = NULL;
|
|
*territory = NULL;
|
|
*codeset = NULL;
|
|
*normalized_codeset = NULL;
|
|
|
|
/* Now we determine the single parts of the locale name. First
|
|
look for the language. Termination symbols are `_', '.', and `@'. */
|
|
mask = 0;
|
|
*language = cp = name;
|
|
cp = _nl_find_language (*language);
|
|
|
|
if (*language == cp)
|
|
/* This does not make sense: language has to be specified. Use
|
|
this entry as it is without exploding. Perhaps it is an alias. */
|
|
cp = strchr (*language, '\0');
|
|
else
|
|
{
|
|
if (cp[0] == '_')
|
|
{
|
|
/* Next is the territory. */
|
|
cp[0] = '\0';
|
|
*territory = ++cp;
|
|
|
|
while (cp[0] != '\0' && cp[0] != '.' && cp[0] != '@')
|
|
++cp;
|
|
|
|
mask |= XPG_TERRITORY;
|
|
}
|
|
|
|
if (cp[0] == '.')
|
|
{
|
|
/* Next is the codeset. */
|
|
cp[0] = '\0';
|
|
*codeset = ++cp;
|
|
|
|
while (cp[0] != '\0' && cp[0] != '@')
|
|
++cp;
|
|
|
|
mask |= XPG_CODESET;
|
|
|
|
if (*codeset != cp && (*codeset)[0] != '\0')
|
|
{
|
|
*normalized_codeset = _nl_normalize_codeset (*codeset,
|
|
cp - *codeset);
|
|
if (*normalized_codeset == NULL)
|
|
return -1;
|
|
else if (strcmp (*codeset, *normalized_codeset) == 0)
|
|
free ((char *) *normalized_codeset);
|
|
else
|
|
mask |= XPG_NORM_CODESET;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (cp[0] == '@')
|
|
{
|
|
/* Next is the modifier. */
|
|
cp[0] = '\0';
|
|
*modifier = ++cp;
|
|
|
|
if (cp[0] != '\0')
|
|
mask |= XPG_MODIFIER;
|
|
}
|
|
|
|
if (*territory != NULL && (*territory)[0] == '\0')
|
|
mask &= ~XPG_TERRITORY;
|
|
|
|
if (*codeset != NULL && (*codeset)[0] == '\0')
|
|
mask &= ~XPG_CODESET;
|
|
|
|
return mask;
|
|
}
|