1 /* Copyright (C) 1995, 1996, 1997 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. */
22 #if defined STDC_HEADERS || defined _LIBC
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 @@ */
42 _nl_explode_name (name
, language
, modifier
, territory
, codeset
,
43 normalized_codeset
, special
, sponsor
, revision
)
45 const char **language
;
46 const char **modifier
;
47 const char **territory
;
49 const char **normalized_codeset
;
52 const char **revision
;
54 enum { undecided
, xpg
, cen
} syntax
;
61 *normalized_codeset
= NULL
;
66 /* Now we determine the single parts of the locale name. First
67 look for the language. Termination symbols are `_' and `@' if
68 we use XPG4 style, and `_', `+', and `,' if we use CEN syntax. */
71 *language
= cp
= name
;
72 while (cp
[0] != '\0' && cp
[0] != '_' && cp
[0] != '@'
73 && cp
[0] != '+' && cp
[0] != ',')
77 /* This does not make sense: language has to be specified. Use
78 this entry as it is without exploding. Perhaps it is an alias. */
79 cp
= strchr (*language
, '\0');
80 else if (cp
[0] == '_')
82 /* Next is the territory. */
86 while (cp
[0] != '\0' && cp
[0] != '.' && cp
[0] != '@'
87 && cp
[0] != '+' && cp
[0] != ',' && cp
[0] != '_')
94 /* Next is the codeset. */
99 while (cp
[0] != '\0' && cp
[0] != '@')
104 if (*codeset
!= cp
&& (*codeset
)[0] != '\0')
106 *normalized_codeset
= _nl_normalize_codeset (*codeset
,
108 if (strcmp (*codeset
, *normalized_codeset
) == 0)
109 free ((char *) *normalized_codeset
);
111 mask
|= XPG_NORM_CODESET
;
116 if (cp
[0] == '@' || (syntax
!= xpg
&& cp
[0] == '+'))
118 /* Next is the modifier. */
119 syntax
= cp
[0] == '@' ? xpg
: cen
;
123 while (syntax
== cen
&& cp
[0] != '\0' && cp
[0] != '+'
124 && cp
[0] != ',' && cp
[0] != '_')
127 mask
|= XPG_MODIFIER
| CEN_AUDIENCE
;
130 if (syntax
!= xpg
&& (cp
[0] == '+' || cp
[0] == ',' || cp
[0] == '_'))
136 /* Next is special application (CEN syntax). */
140 while (cp
[0] != '\0' && cp
[0] != ',' && cp
[0] != '_')
148 /* Next is sponsor (CEN syntax). */
152 while (cp
[0] != '\0' && cp
[0] != '_')
160 /* Next is revision (CEN syntax). */
164 mask
|= CEN_REVISION
;
168 /* For CEN syntax values it might be important to have the
169 separator character in the file name, not for XPG syntax. */
172 if (*territory
!= NULL
&& (*territory
)[0] == '\0')
175 if (*codeset
!= NULL
&& (*codeset
)[0] == '\0')
176 mask
&= ~XPG_CODESET
;
178 if (*modifier
!= NULL
&& (*modifier
)[0] == '\0')
179 mask
&= ~XPG_MODIFIER
;