File: explodename.c

package info (click to toggle)
gnome-sudo 0.3-1
  • links: PTS
  • area: main
  • in suites: woody
  • size: 964 kB
  • ctags: 504
  • sloc: ansic: 4,524; sh: 3,099; makefile: 359; yacc: 318
file content (192 lines) | stat: -rw-r--r-- 4,648 bytes parent folder | download | duplicates (404)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
/* Copyright (C) 1995-1998, 2000, 2001 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 Library General Public License as published
   by the Free Software Foundation; either version 2, 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with this program; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
   USA.  */

#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 @@ */

char *
_nl_find_language (name)
     const char *name;
{
  while (name[0] != '\0' && name[0] != '_' && name[0] != '@'
	 && name[0] != '+' && name[0] != ',')
    ++name;

  return (char *) name;
}


int
_nl_explode_name (name, language, modifier, territory, codeset,
		  normalized_codeset, special, sponsor, revision)
     char *name;
     const char **language;
     const char **modifier;
     const char **territory;
     const char **codeset;
     const char **normalized_codeset;
     const char **special;
     const char **sponsor;
     const char **revision;
{
  enum { undecided, xpg, cen } syntax;
  char *cp;
  int mask;

  *modifier = NULL;
  *territory = NULL;
  *codeset = NULL;
  *normalized_codeset = NULL;
  *special = NULL;
  *sponsor = NULL;
  *revision = NULL;

  /* Now we determine the single parts of the locale name.  First
     look for the language.  Termination symbols are `_' and `@' if
     we use XPG4 style, and `_', `+', and `,' if we use CEN syntax.  */
  mask = 0;
  syntax = undecided;
  *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[0] != '+' && cp[0] != ',' && cp[0] != '_')
	++cp;

      mask |= TERRITORY;

      if (cp[0] == '.')
	{
	  /* Next is the codeset.  */
	  syntax = xpg;
	  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 (strcmp (*codeset, *normalized_codeset) == 0)
		free ((char *) *normalized_codeset);
	      else
		mask |= XPG_NORM_CODESET;
	    }
	}
    }

  if (cp[0] == '@' || (syntax != xpg && cp[0] == '+'))
    {
      /* Next is the modifier.  */
      syntax = cp[0] == '@' ? xpg : cen;
      cp[0] = '\0';
      *modifier = ++cp;

      while (syntax == cen && cp[0] != '\0' && cp[0] != '+'
	     && cp[0] != ',' && cp[0] != '_')
	++cp;

      mask |= XPG_MODIFIER | CEN_AUDIENCE;
    }

  if (syntax != xpg && (cp[0] == '+' || cp[0] == ',' || cp[0] == '_'))
    {
      syntax = cen;

      if (cp[0] == '+')
	{
 	  /* Next is special application (CEN syntax).  */
	  cp[0] = '\0';
	  *special = ++cp;

	  while (cp[0] != '\0' && cp[0] != ',' && cp[0] != '_')
	    ++cp;

	  mask |= CEN_SPECIAL;
	}

      if (cp[0] == ',')
	{
 	  /* Next is sponsor (CEN syntax).  */
	  cp[0] = '\0';
	  *sponsor = ++cp;

	  while (cp[0] != '\0' && cp[0] != '_')
	    ++cp;

	  mask |= CEN_SPONSOR;
	}

      if (cp[0] == '_')
	{
 	  /* Next is revision (CEN syntax).  */
	  cp[0] = '\0';
	  *revision = ++cp;

	  mask |= CEN_REVISION;
	}
    }

  /* For CEN syntax values it might be important to have the
     separator character in the file name, not for XPG syntax.  */
  if (syntax == xpg)
    {
      if (*territory != NULL && (*territory)[0] == '\0')
	mask &= ~TERRITORY;

      if (*codeset != NULL && (*codeset)[0] == '\0')
	mask &= ~XPG_CODESET;

      if (*modifier != NULL && (*modifier)[0] == '\0')
	mask &= ~XPG_MODIFIER;
    }

  return mask;
}