1 /* Copyright (C) 1995-2002, 2003, 2006, 2007 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, write to the Free
17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
26 #include <sys/types.h>
30 /* On some strange systems still no definition of NULL is found. Sigh! */
32 # if defined __STDC__ && __STDC__
33 # define NULL ((void *) 0)
39 /* @@ end of prolog @@ */
41 static char *_nl_find_language PARAMS ((const char *name));
44 _nl_find_language (name)
47 while (name[0] != '\0' && name[0] != '_' && name[0] != '@' && name[0] != '.')
55 _nl_explode_name (name, language, modifier, territory, codeset,
58 const char **language;
59 const char **modifier;
60 const char **territory;
62 const char **normalized_codeset;
70 *normalized_codeset = NULL;
72 /* Now we determine the single parts of the locale name. First
73 look for the language. Termination symbols are `_', '.', and `@'. */
75 *language = cp = name;
76 cp = _nl_find_language (*language);
79 /* This does not make sense: language has to be specified. Use
80 this entry as it is without exploding. Perhaps it is an alias. */
81 cp = __rawmemchr (*language, '\0');
82 else if (cp[0] != '@')
86 /* Next is the territory. */
90 while (cp[0] != '\0' && cp[0] != '.' && cp[0] != '@')
93 mask |= XPG_TERRITORY;
98 /* Next is the codeset. */
102 while (cp[0] != '\0' && cp[0] != '@')
107 if (*codeset != cp && (*codeset)[0] != '\0')
109 *normalized_codeset = _nl_normalize_codeset (*codeset,
111 if (*normalized_codeset == NULL)
113 else if (strcmp (*codeset, *normalized_codeset) == 0)
114 free ((char *) *normalized_codeset);
116 mask |= XPG_NORM_CODESET;
123 /* Next is the modifier. */
128 mask |= XPG_MODIFIER;
131 if (*territory != NULL && (*territory)[0] == '\0')
132 mask &= ~XPG_TERRITORY;
134 if (*codeset != NULL && (*codeset)[0] == '\0')
135 mask &= ~XPG_CODESET;