1 /* Converts a translation catalog to a different character encoding.
2 Copyright (C) 2001-2006 Free Software Foundation, Inc.
3 Written by Bruno Haible <haible@clisp.cons.org>, 2001.
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2, or (at your option)
8 any later version.
9
10 This program 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
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software Foundation,
17 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
18
19
20 #ifdef HAVE_CONFIG_H
21 # include "config.h"
22 #endif
23
24 #include <getopt.h>
25 #include <limits.h>
26 #include <stdio.h>
27 #include <stdlib.h>
28 #include <locale.h>
29
30 #include "closeout.h"
31 #include "dir-list.h"
32 #include "error.h"
33 #include "error-progname.h"
34 #include "progname.h"
35 #include "relocatable.h"
36 #include "basename.h"
37 #include "message.h"
38 #include "read-catalog.h"
39 #include "read-po.h"
40 #include "read-properties.h"
41 #include "read-stringtable.h"
42 #include "write-catalog.h"
43 #include "write-po.h"
44 #include "write-properties.h"
45 #include "write-stringtable.h"
46 #include "msgl-iconv.h"
47 #include "localcharset.h"
48 #include "exit.h"
49 #include "propername.h"
50 #include "gettext.h"
51
52 #define _(str) gettext (str)
53
54
55 /* Force output of PO file even if empty. */
56 static int force_po;
57
58 /* Target encoding. */
59 static const char *to_code;
60
61 /* Long options. */
62 static const struct option long_options[] =
63 {
64 { "add-location", no_argument, &line_comment, 1 },
65 { "directory", required_argument, NULL, 'D' },
66 { "escape", no_argument, NULL, 'E' },
67 { "force-po", no_argument, &force_po, 1 },
68 { "help", no_argument, NULL, 'h' },
69 { "indent", no_argument, NULL, 'i' },
70 { "no-escape", no_argument, NULL, 'e' },
71 { "no-location", no_argument, &line_comment, 0 },
72 { "no-wrap", no_argument, NULL, CHAR_MAX + 1 },
73 { "output-file", required_argument, NULL, 'o' },
74 { "properties-input", no_argument, NULL, 'P' },
75 { "properties-output", no_argument, NULL, 'p' },
76 { "sort-by-file", no_argument, NULL, 'F' },
77 { "sort-output", no_argument, NULL, 's' },
78 { "strict", no_argument, NULL, 'S' },
79 { "stringtable-input", no_argument, NULL, CHAR_MAX + 2 },
80 { "stringtable-output", no_argument, NULL, CHAR_MAX + 3 },
81 { "to-code", required_argument, NULL, 't' },
82 { "version", no_argument, NULL, 'V' },
83 { "width", required_argument, NULL, 'w', },
84 { NULL, 0, NULL, 0 }
85 };
86
87
88 /* Forward declaration of local functions. */
89 static void usage (int status)
90 #if defined __GNUC__ && ((__GNUC__ == 2 && __GNUC_MINOR__ >= 5) || __GNUC__ > 2)
91 __attribute__ ((noreturn))
92 #endif
93 ;
94
95
96 int
main(int argc,char ** argv)97 main (int argc, char **argv)
98 {
99 int opt;
100 bool do_help;
101 bool do_version;
102 char *output_file;
103 const char *input_file;
104 msgdomain_list_ty *result;
105 catalog_input_format_ty input_syntax = &input_format_po;
106 catalog_output_format_ty output_syntax = &output_format_po;
107 bool sort_by_filepos = false;
108 bool sort_by_msgid = false;
109
110 /* Set program name for messages. */
111 set_program_name (argv[0]);
112 error_print_progname = maybe_print_progname;
113
114 #ifdef HAVE_SETLOCALE
115 /* Set locale via LC_ALL. */
116 setlocale (LC_ALL, "");
117 #endif
118
119 /* Set the text message domain. */
120 bindtextdomain (PACKAGE, relocate (LOCALEDIR));
121 bindtextdomain ("bison-runtime", relocate (BISON_LOCALEDIR));
122 textdomain (PACKAGE);
123
124 /* Ensure that write errors on stdout are detected. */
125 atexit (close_stdout);
126
127 /* Set default values for variables. */
128 do_help = false;
129 do_version = false;
130 output_file = NULL;
131 input_file = NULL;
132
133 while ((opt = getopt_long (argc, argv, "D:eEFhio:pPst:Vw:", long_options,
134 NULL))
135 != EOF)
136 switch (opt)
137 {
138 case '\0': /* Long option. */
139 break;
140
141 case 'D':
142 dir_list_append (optarg);
143 break;
144
145 case 'e':
146 message_print_style_escape (false);
147 break;
148
149 case 'E':
150 message_print_style_escape (true);
151 break;
152
153 case 'F':
154 sort_by_filepos = true;
155 break;
156
157 case 'h':
158 do_help = true;
159 break;
160
161 case 'i':
162 message_print_style_indent ();
163 break;
164
165 case 'o':
166 output_file = optarg;
167 break;
168
169 case 'p':
170 output_syntax = &output_format_properties;
171 break;
172
173 case 'P':
174 input_syntax = &input_format_properties;
175 break;
176
177 case 's':
178 sort_by_msgid = true;
179 break;
180
181 case 'S':
182 message_print_style_uniforum ();
183 break;
184
185 case 't':
186 to_code = optarg;
187 break;
188
189 case 'V':
190 do_version = true;
191 break;
192
193 case 'w':
194 {
195 int value;
196 char *endp;
197 value = strtol (optarg, &endp, 10);
198 if (endp != optarg)
199 message_page_width_set (value);
200 }
201 break;
202
203 case CHAR_MAX + 1: /* --no-wrap */
204 message_page_width_ignore ();
205 break;
206
207 case CHAR_MAX + 2: /* --stringtable-input */
208 input_syntax = &input_format_stringtable;
209 break;
210
211 case CHAR_MAX + 3: /* --stringtable-output */
212 output_syntax = &output_format_stringtable;
213 break;
214
215 default:
216 usage (EXIT_FAILURE);
217 break;
218 }
219
220 /* Version information is requested. */
221 if (do_version)
222 {
223 printf ("%s (GNU %s) %s\n", basename (program_name), PACKAGE, VERSION);
224 /* xgettext: no-wrap */
225 printf (_("Copyright (C) %s Free Software Foundation, Inc.\n\
226 This is free software; see the source for copying conditions. There is NO\n\
227 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\
228 "),
229 "2001-2006");
230 printf (_("Written by %s.\n"), proper_name ("Bruno Haible"));
231 exit (EXIT_SUCCESS);
232 }
233
234 /* Help is requested. */
235 if (do_help)
236 usage (EXIT_SUCCESS);
237
238 /* Test whether we have an .po file name as argument. */
239 if (optind == argc)
240 input_file = "-";
241 else if (optind + 1 == argc)
242 input_file = argv[optind];
243 else
244 {
245 error (EXIT_SUCCESS, 0, _("at most one input file allowed"));
246 usage (EXIT_FAILURE);
247 }
248
249 /* Verify selected options. */
250 if (!line_comment && sort_by_filepos)
251 error (EXIT_FAILURE, 0, _("%s and %s are mutually exclusive"),
252 "--no-location", "--sort-by-file");
253
254 if (sort_by_msgid && sort_by_filepos)
255 error (EXIT_FAILURE, 0, _("%s and %s are mutually exclusive"),
256 "--sort-output", "--sort-by-file");
257
258 /* Default for target encoding is current locale's encoding. */
259 if (to_code == NULL)
260 to_code = locale_charset ();
261
262 /* Read input file. */
263 result = read_catalog_file (input_file, input_syntax);
264
265 /* Convert if and only if the output syntax supports different encodings. */
266 if (!output_syntax->requires_utf8)
267 result = iconv_msgdomain_list (result, to_code, input_file);
268
269 /* Sort the results. */
270 if (sort_by_filepos)
271 msgdomain_list_sort_by_filepos (result);
272 else if (sort_by_msgid)
273 msgdomain_list_sort_by_msgid (result);
274
275 /* Write the merged message list out. */
276 msgdomain_list_print (result, output_file, output_syntax, force_po, false);
277
278 exit (EXIT_SUCCESS);
279 }
280
281
282 /* Display usage information and exit. */
283 static void
usage(int status)284 usage (int status)
285 {
286 if (status != EXIT_SUCCESS)
287 fprintf (stderr, _("Try `%s --help' for more information.\n"),
288 program_name);
289 else
290 {
291 printf (_("\
292 Usage: %s [OPTION] [INPUTFILE]\n\
293 "), program_name);
294 printf ("\n");
295 printf (_("\
296 Converts a translation catalog to a different character encoding.\n\
297 "));
298 printf ("\n");
299 printf (_("\
300 Mandatory arguments to long options are mandatory for short options too.\n"));
301 printf ("\n");
302 printf (_("\
303 Input file location:\n"));
304 printf (_("\
305 INPUTFILE input PO file\n"));
306 printf (_("\
307 -D, --directory=DIRECTORY add DIRECTORY to list for input files search\n"));
308 printf (_("\
309 If no input file is given or if it is -, standard input is read.\n"));
310 printf ("\n");
311 printf (_("\
312 Output file location:\n"));
313 printf (_("\
314 -o, --output-file=FILE write output to specified file\n"));
315 printf (_("\
316 The results are written to standard output if no output file is specified\n\
317 or if it is -.\n"));
318 printf ("\n");
319 printf (_("\
320 Conversion target:\n"));
321 printf (_("\
322 -t, --to-code=NAME encoding for output\n"));
323 printf (_("\
324 The default encoding is the current locale's encoding.\n"));
325 printf ("\n");
326 printf (_("\
327 Input file syntax:\n"));
328 printf (_("\
329 -P, --properties-input input file is in Java .properties syntax\n"));
330 printf (_("\
331 --stringtable-input input file is in NeXTstep/GNUstep .strings syntax\n"));
332 printf ("\n");
333 printf (_("\
334 Output details:\n"));
335 printf (_("\
336 -e, --no-escape do not use C escapes in output (default)\n"));
337 printf (_("\
338 -E, --escape use C escapes in output, no extended chars\n"));
339 printf (_("\
340 --force-po write PO file even if empty\n"));
341 printf (_("\
342 -i, --indent indented output style\n"));
343 printf (_("\
344 --no-location suppress '#: filename:line' lines\n"));
345 printf (_("\
346 --add-location preserve '#: filename:line' lines (default)\n"));
347 printf (_("\
348 --strict strict Uniforum output style\n"));
349 printf (_("\
350 -p, --properties-output write out a Java .properties file\n"));
351 printf (_("\
352 --stringtable-output write out a NeXTstep/GNUstep .strings file\n"));
353 printf (_("\
354 -w, --width=NUMBER set output page width\n"));
355 printf (_("\
356 --no-wrap do not break long message lines, longer than\n\
357 the output page width, into several lines\n"));
358 printf (_("\
359 -s, --sort-output generate sorted output\n"));
360 printf (_("\
361 -F, --sort-by-file sort output by file location\n"));
362 printf ("\n");
363 printf (_("\
364 Informative output:\n"));
365 printf (_("\
366 -h, --help display this help and exit\n"));
367 printf (_("\
368 -V, --version output version information and exit\n"));
369 printf ("\n");
370 fputs (_("Report bugs to <bug-gnu-gettext@gnu.org>.\n"),
371 stdout);
372 }
373
374 exit (status);
375 }
376