1 /* Copyright (C) 1995-1998, 2000, 2001 Free Software Foundation, Inc.
2 Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995.
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2, or (at your option)
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software Foundation,
16 Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
24 #include <sys/types.h>
28 /* On some strange systems still no definition of NULL is found. Sigh! */
30 # if defined __STDC__ && __STDC__
31 # define NULL ((void *) 0)
37 /* @@ end of prolog @@ */
40 _nl_find_language (name)
43 while (name[0] != '\0' && name[0] != '_' && name[0] != '@'
44 && name[0] != '+' && name[0] != ',')
52 _nl_explode_name (name, language, modifier, territory, codeset,
53 normalized_codeset, special, sponsor, revision)
55 const char **language;
56 const char **modifier;
57 const char **territory;
59 const char **normalized_codeset;
62 const char **revision;
64 enum { undecided, xpg, cen } syntax;
71 *normalized_codeset = NULL;
76 /* Now we determine the single parts of the locale name. First
77 look for the language. Termination symbols are `_' and `@' if
78 we use XPG4 style, and `_', `+', and `,' if we use CEN syntax. */
81 *language = cp = name;
82 cp = _nl_find_language (*language);
85 /* This does not make sense: language has to be specified. Use
86 this entry as it is without exploding. Perhaps it is an alias. */
87 cp = strchr (*language, '\0');
88 else if (cp[0] == '_')
90 /* Next is the territory. */
94 while (cp[0] != '\0' && cp[0] != '.' && cp[0] != '@'
95 && cp[0] != '+' && cp[0] != ',' && cp[0] != '_')
102 /* Next is the codeset. */
107 while (cp[0] != '\0' && cp[0] != '@')
112 if (*codeset != cp && (*codeset)[0] != '\0')
114 *normalized_codeset = _nl_normalize_codeset (*codeset,
116 if (strcmp (*codeset, *normalized_codeset) == 0)
117 free ((char *) *normalized_codeset);
119 mask |= XPG_NORM_CODESET;
124 if (cp[0] == '@' || (syntax != xpg && cp[0] == '+'))
126 /* Next is the modifier. */
127 syntax = cp[0] == '@' ? xpg : cen;
131 while (syntax == cen && cp[0] != '\0' && cp[0] != '+'
132 && cp[0] != ',' && cp[0] != '_')
135 mask |= XPG_MODIFIER | CEN_AUDIENCE;
138 if (syntax != xpg && (cp[0] == '+' || cp[0] == ',' || cp[0] == '_'))
144 /* Next is special application (CEN syntax). */
148 while (cp[0] != '\0' && cp[0] != ',' && cp[0] != '_')
156 /* Next is sponsor (CEN syntax). */
160 while (cp[0] != '\0' && cp[0] != '_')
168 /* Next is revision (CEN syntax). */
172 mask |= CEN_REVISION;
176 /* For CEN syntax values it might be important to have the
177 separator character in the file name, not for XPG syntax. */
180 if (*territory != NULL && (*territory)[0] == '\0')
183 if (*codeset != NULL && (*codeset)[0] == '\0')
184 mask &= ~XPG_CODESET;
186 if (*modifier != NULL && (*modifier)[0] == '\0')
187 mask &= ~XPG_MODIFIER;