aboutsummaryrefslogtreecommitdiff
path: root/locale/programs/ld-telephone.c
blob: 3e71a36eb8ac92c1ed4f50c03e4b906d76fd55b6 (plain)
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
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
/* Copyright (C) 1998-2013 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published
   by the Free Software Foundation; version 2 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 General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, see <http://www.gnu.org/licenses/>.  */

#ifdef HAVE_CONFIG_H
# include <config.h>
#endif

#include <error.h>
#include <langinfo.h>
#include <string.h>
#include <stdint.h>
#include <sys/uio.h>

#include <assert.h>

#include "localedef.h"
#include "localeinfo.h"
#include "locfile.h"


/* The real definition of the struct for the LC_TELEPHONE locale.  */
struct locale_telephone_t
{
  const char *tel_int_fmt;
  const char *tel_dom_fmt;
  const char *int_select;
  const char *int_prefix;
};


static void
telephone_startup (struct linereader *lr, struct localedef_t *locale,
		   int ignore_content)
{
  if (!ignore_content)
    locale->categories[LC_TELEPHONE].telephone = (struct locale_telephone_t *)
      xcalloc (1, sizeof (struct locale_telephone_t));

  if (lr != NULL)
    {
      lr->translate_strings = 1;
      lr->return_widestr = 0;
    }
}


void
telephone_finish (struct localedef_t *locale, const struct charmap_t *charmap)
{
  struct locale_telephone_t *telephone =
    locale->categories[LC_TELEPHONE].telephone;
  int nothing = 0;

  /* Now resolve copying and also handle completely missing definitions.  */
  if (telephone == NULL)
    {
      /* First see whether we were supposed to copy.  If yes, find the
	 actual definition.  */
      if (locale->copy_name[LC_TELEPHONE] != NULL)
	{
	  /* Find the copying locale.  This has to happen transitively since
	     the locale we are copying from might also copying another one.  */
	  struct localedef_t *from = locale;

	  do
	    from = find_locale (LC_TELEPHONE, from->copy_name[LC_TELEPHONE],
				from->repertoire_name, charmap);
	  while (from->categories[LC_TELEPHONE].telephone == NULL
		 && from->copy_name[LC_TELEPHONE] != NULL);

	  telephone = locale->categories[LC_TELEPHONE].telephone
	    = from->categories[LC_TELEPHONE].telephone;
	}

      /* If there is still no definition issue an warning and create an
	 empty one.  */
      if (telephone == NULL)
	{
	  if (! be_quiet)
	    WITH_CUR_LOCALE (error (0, 0, _("\
No definition for %s category found"), "LC_TELEPHONE"));
	  telephone_startup (NULL, locale, 0);
	  telephone = locale->categories[LC_TELEPHONE].telephone;
	  nothing = 1;
	}
    }

  if (telephone->tel_int_fmt == NULL)
    {
      if (! nothing)
	WITH_CUR_LOCALE (error (0, 0, _("%s: field `%s' not defined"),
				"LC_TELEPHONE", "tel_int_fmt"));
      /* Use as the default value the value of the i18n locale.  */
      telephone->tel_int_fmt = "+%c %a %l";
    }
  else
    {
      /* We must check whether the format string contains only the
	 allowed escape sequences.  */
      const char *cp = telephone->tel_int_fmt;

      if (*cp == '\0')
	WITH_CUR_LOCALE (error (0, 0, _("%s: field `%s' must not be empty"),
				"LC_TELEPHONE", "tel_int_fmt"));
      else
	while (*cp != '\0')
	  {
	    if (*cp == '%')
	      {
		if (strchr ("aAlc", *++cp) == NULL)
		  {
		    WITH_CUR_LOCALE (error (0, 0, _("\
%s: invalid escape sequence in field `%s'"), "LC_TELEPHONE", "tel_int_fmt"));
		    break;
		  }
	      }
	    ++cp;
	  }
    }

  if (telephone->tel_dom_fmt == NULL)
    telephone->tel_dom_fmt = "";
  else if (telephone->tel_dom_fmt[0] != '\0')
    {
      /* We must check whether the format string contains only the
	 allowed escape sequences.  */
      const char *cp = telephone->tel_dom_fmt;

      while (*cp != '\0')
	{
	  if (*cp == '%')
	    {
	      if (strchr ("aAlc", *++cp) == NULL)
		{
		  WITH_CUR_LOCALE (error (0, 0, _("\
%s: invalid escape sequence in field `%s'"), "LC_TELEPHONE", "tel_dom_fmt"));
		  break;
		}
	    }
	  ++cp;
	}
    }

#define TEST_ELEM(cat) \
  if (telephone->cat == NULL)						      \
    {									      \
      if (verbose && ! nothing)						      \
	WITH_CUR_LOCALE (error (0, 0, _("%s: field `%s' not defined"),	      \
				"LC_TELEPHONE", #cat));     		      \
      telephone->cat = "";						      \
    }

  TEST_ELEM (int_select);
  TEST_ELEM (int_prefix);
}


void
telephone_output (struct localedef_t *locale, const struct charmap_t *charmap,
		  const char *output_path)
{
  struct locale_telephone_t *telephone =
    locale->categories[LC_TELEPHONE].telephone;
  struct locale_file file;

  init_locale_data (&file, _NL_ITEM_INDEX (_NL_NUM_LC_TELEPHONE));
  add_locale_string (&file, telephone->tel_int_fmt);
  add_locale_string (&file, telephone->tel_dom_fmt);
  add_locale_string (&file, telephone->int_select);
  add_locale_string (&file, telephone->int_prefix);
  add_locale_string (&file, charmap->code_set_name);
  write_locale_data (output_path, LC_TELEPHONE, "LC_TELEPHONE", &file);
}


/* The parser for the LC_TELEPHONE section of the locale definition.  */
void
telephone_read (struct linereader *ldfile, struct localedef_t *result,
		const struct charmap_t *charmap, const char *repertoire_name,
		int ignore_content)
{
  struct locale_telephone_t *telephone;
  struct token *now;
  struct token *arg;
  enum token_t nowtok;

  /* The rest of the line containing `LC_TELEPHONE' must be free.  */
  lr_ignore_rest (ldfile, 1);

  do
    {
      now = lr_token (ldfile, charmap, result, NULL, verbose);
      nowtok = now->tok;
    }
  while (nowtok == tok_eol);

  /* If we see `copy' now we are almost done.  */
  if (nowtok == tok_copy)
    {
      handle_copy (ldfile, charmap, repertoire_name, result, tok_lc_telephone,
		   LC_TELEPHONE, "LC_TELEPHONE", ignore_content);
      return;
    }

  /* Prepare the data structures.  */
  telephone_startup (ldfile, result, ignore_content);
  telephone = result->categories[LC_TELEPHONE].telephone;

  while (1)
    {
      /* Of course we don't proceed beyond the end of file.  */
      if (nowtok == tok_eof)
	break;

      /* Ingore empty lines.  */
      if (nowtok == tok_eol)
	{
	  now = lr_token (ldfile, charmap, result, NULL, verbose);
	  nowtok = now->tok;
	  continue;
	}

      switch (nowtok)
	{
#define STR_ELEM(cat) \
	case tok_##cat:							      \
	  /* Ignore the rest of the line if we don't need the input of	      \
	     this line.  */						      \
	  if (ignore_content)						      \
	    {								      \
	      lr_ignore_rest (ldfile, 0);				      \
	      break;							      \
	    }								      \
									      \
	  arg = lr_token (ldfile, charmap, result, NULL, verbose);	      \
	  if (arg->tok != tok_string)					      \
	    goto err_label;						      \
	  if (telephone->cat != NULL)					      \
	    lr_error (ldfile, _("%s: field `%s' declared more than once"),    \
		      "LC_TELEPHONE", #cat);				      \
	  else if (!ignore_content && arg->val.str.startmb == NULL)	      \
	    {								      \
	      lr_error (ldfile, _("%s: unknown character in field `%s'"),     \
			"LC_TELEPHONE", #cat);				      \
	      telephone->cat = "";					      \
	    }								      \
	  else if (!ignore_content)					      \
	    telephone->cat = arg->val.str.startmb;			      \
	  break

	  STR_ELEM (tel_int_fmt);
	  STR_ELEM (tel_dom_fmt);
	  STR_ELEM (int_select);
	  STR_ELEM (int_prefix);

	case tok_end:
	  /* Next we assume `LC_TELEPHONE'.  */
	  arg = lr_token (ldfile, charmap, result, NULL, verbose);
	  if (arg->tok == tok_eof)
	    break;
	  if (arg->tok == tok_eol)
	    lr_error (ldfile, _("%s: incomplete `END' line"), "LC_TELEPHONE");
	  else if (arg->tok != tok_lc_telephone)
	    lr_error (ldfile, _("\
%1$s: definition does not end with `END %1$s'"), "LC_TELEPHONE");
	  lr_ignore_rest (ldfile, arg->tok == tok_lc_telephone);
	  return;

	default:
	err_label:
	  SYNTAX_ERROR (_("%s: syntax error"), "LC_TELEPHONE");
	}

      /* Prepare for the next round.  */
      now = lr_token (ldfile, charmap, result, NULL, verbose);
      nowtok = now->tok;
    }

  /* When we come here we reached the end of the file.  */
  lr_error (ldfile, _("%s: premature end of file"), "LC_TELEPHONE");
}