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ef416fc2 | 1 | /* |
757d2cad | 2 | * "$Id: language.c 5238 2006-03-07 04:41:42Z mike $" |
ef416fc2 | 3 | * |
4 | * I18N/language support for the Common UNIX Printing System (CUPS). | |
5 | * | |
6 | * Copyright 1997-2006 by Easy Software Products. | |
7 | * | |
8 | * These coded instructions, statements, and computer programs are the | |
9 | * property of Easy Software Products and are protected by Federal | |
10 | * copyright law. Distribution and use rights are outlined in the file | |
11 | * "LICENSE.txt" which should have been included with this file. If this | |
12 | * file is missing or damaged please contact Easy Software Products | |
13 | * at: | |
14 | * | |
15 | * Attn: CUPS Licensing Information | |
16 | * Easy Software Products | |
17 | * 44141 Airport View Drive, Suite 204 | |
18 | * Hollywood, Maryland 20636 USA | |
19 | * | |
20 | * Voice: (301) 373-9600 | |
21 | * EMail: cups-info@cups.org | |
22 | * WWW: http://www.cups.org | |
23 | * | |
24 | * This file is subject to the Apple OS-Developed Software exception. | |
25 | * | |
26 | * Contents: | |
27 | * | |
28 | * _cupsEncodingName() - Return the character encoding name string | |
29 | * for the given encoding enumeration. | |
30 | * cupsLangDefault() - Return the default language. | |
31 | * cupsLangEncoding() - Return the character encoding (us-ascii, etc.) | |
32 | * for the given language. | |
33 | * cupsLangFlush() - Flush all language data out of the cache. | |
fa73b229 | 34 | * _cupsLangFlush() - Flush all language data out of the cache. |
ef416fc2 | 35 | * cupsLangFree() - Free language data. |
36 | * cupsLangGet() - Get a language. | |
37 | * _cupsLangString() - Get a message string. | |
38 | * _cupsMessageFree() - Free a messages array. | |
39 | * _cupsMessageLoad() - Load a .po file into a messages array. | |
40 | * _cupsMessageLookup() - Lookup a message string. | |
ef416fc2 | 41 | * appleLangDefault() - Get the default locale string. |
42 | * cups_cache_lookup() - Lookup a language in the cache... | |
43 | * cups_message_compare() - Compare two messages. | |
44 | * cups_unquote() - Unquote characters in strings... | |
45 | */ | |
46 | ||
47 | /* | |
48 | * Include necessary headers... | |
49 | */ | |
50 | ||
51 | #include "globals.h" | |
52 | #include "debug.h" | |
53 | #include <stdlib.h> | |
bd7854cb | 54 | #include <errno.h> |
ef416fc2 | 55 | #ifdef HAVE_LANGINFO_H |
56 | # include <langinfo.h> | |
57 | #endif /* HAVE_LANGINFO_H */ | |
58 | #ifdef WIN32 | |
59 | # include <io.h> | |
60 | #else | |
61 | # include <unistd.h> | |
62 | #endif /* WIN32 */ | |
fa73b229 | 63 | #ifdef HAVE_COREFOUNDATION_H |
64 | # include <CoreFoundation/CoreFoundation.h> | |
65 | #endif /* HAVE_COREFOUNDATION_H */ | |
ef416fc2 | 66 | |
67 | ||
68 | /* | |
69 | * Local functions... | |
70 | */ | |
71 | ||
72 | #ifdef __APPLE__ | |
ef416fc2 | 73 | static const char *appleLangDefault(void); |
74 | #endif /* __APPLE__ */ | |
75 | static cups_lang_t *cups_cache_lookup(const char *name, | |
76 | cups_encoding_t encoding); | |
77 | static int cups_message_compare(_cups_message_t *m1, | |
78 | _cups_message_t *m2); | |
79 | static void cups_unquote(char *d, const char *s); | |
80 | ||
81 | ||
82 | /* | |
83 | * Local globals... | |
84 | */ | |
85 | ||
86 | static const char * const lang_encodings[] = | |
87 | { /* Encoding strings */ | |
88 | "us-ascii", "iso-8859-1", | |
89 | "iso-8859-2", "iso-8859-3", | |
90 | "iso-8859-4", "iso-8859-5", | |
91 | "iso-8859-6", "iso-8859-7", | |
92 | "iso-8859-8", "iso-8859-9", | |
93 | "iso-8859-10", "utf-8", | |
94 | "iso-8859-13", "iso-8859-14", | |
95 | "iso-8859-15", "windows-874", | |
96 | "windows-1250", "windows-1251", | |
97 | "windows-1252", "windows-1253", | |
98 | "windows-1254", "windows-1255", | |
99 | "windows-1256", "windows-1257", | |
100 | "windows-1258", "koi8-r", | |
101 | "koi8-u", "iso-8859-11", | |
bd7854cb | 102 | "iso-8859-16", "mac-roman", |
ef416fc2 | 103 | "unknown", "unknown", |
104 | "unknown", "unknown", | |
105 | "unknown", "unknown", | |
106 | "unknown", "unknown", | |
107 | "unknown", "unknown", | |
108 | "unknown", "unknown", | |
109 | "unknown", "unknown", | |
110 | "unknown", "unknown", | |
111 | "unknown", "unknown", | |
112 | "unknown", "unknown", | |
113 | "unknown", "unknown", | |
114 | "unknown", "unknown", | |
115 | "unknown", "unknown", | |
116 | "unknown", "unknown", | |
117 | "unknown", "unknown", | |
118 | "unknown", "unknown", | |
119 | "unknown", "unknown", | |
120 | "windows-932", "windows-936", | |
121 | "windows-949", "windows-950", | |
122 | "windows-1361", "unknown", | |
123 | "unknown", "unknown", | |
124 | "unknown", "unknown", | |
125 | "unknown", "unknown", | |
126 | "unknown", "unknown", | |
127 | "unknown", "unknown", | |
128 | "unknown", "unknown", | |
129 | "unknown", "unknown", | |
130 | "unknown", "unknown", | |
131 | "unknown", "unknown", | |
132 | "unknown", "unknown", | |
133 | "unknown", "unknown", | |
134 | "unknown", "unknown", | |
135 | "unknown", "unknown", | |
136 | "unknown", "unknown", | |
137 | "unknown", "unknown", | |
138 | "unknown", "unknown", | |
139 | "unknown", "unknown", | |
140 | "unknown", "unknown", | |
141 | "unknown", "unknown", | |
142 | "unknown", "unknown", | |
143 | "unknown", "unknown", | |
144 | "unknown", "unknown", | |
145 | "unknown", "unknown", | |
146 | "unknown", "unknown", | |
147 | "unknown", "unknown", | |
148 | "unknown", "unknown", | |
149 | "unknown", "unknown", | |
150 | "unknown", "unknown", | |
151 | "unknown", "unknown", | |
152 | "euc-cn", "euc-jp", | |
153 | "euc-kr", "euc-tw" | |
154 | }; | |
155 | ||
156 | ||
157 | /* | |
158 | * '_cupsEncodingName()' - Return the character encoding name string | |
159 | * for the given encoding enumeration. | |
160 | */ | |
161 | ||
162 | const char * /* O - Character encoding */ | |
163 | _cupsEncodingName( | |
164 | cups_encoding_t encoding) /* I - Encoding value */ | |
165 | { | |
166 | if (encoding < 0 || | |
167 | encoding >= (sizeof(lang_encodings) / sizeof(const char *))) | |
168 | return (lang_encodings[0]); | |
169 | else | |
170 | return (lang_encodings[encoding]); | |
171 | } | |
172 | ||
173 | ||
174 | /* | |
175 | * 'cupsLangDefault()' - Return the default language. | |
176 | */ | |
177 | ||
178 | cups_lang_t * /* O - Language data */ | |
179 | cupsLangDefault(void) | |
180 | { | |
181 | return (cupsLangGet(NULL)); | |
182 | } | |
183 | ||
184 | ||
185 | /* | |
186 | * 'cupsLangEncoding()' - Return the character encoding (us-ascii, etc.) | |
187 | * for the given language. | |
188 | */ | |
189 | ||
190 | const char * /* O - Character encoding */ | |
191 | cupsLangEncoding(cups_lang_t *lang) /* I - Language data */ | |
192 | { | |
193 | if (lang == NULL) | |
194 | return ((char*)lang_encodings[0]); | |
195 | else | |
196 | return ((char*)lang_encodings[lang->encoding]); | |
197 | } | |
198 | ||
199 | ||
200 | /* | |
201 | * 'cupsLangFlush()' - Flush all language data out of the cache. | |
202 | */ | |
203 | ||
204 | void | |
205 | cupsLangFlush(void) | |
fa73b229 | 206 | { |
207 | _cupsLangFlush(_cupsGlobals()); | |
208 | } | |
209 | ||
210 | ||
211 | /* | |
212 | * '_cupsLangFlush()' - Flush all language data out of the cache. | |
213 | */ | |
214 | ||
215 | void | |
216 | _cupsLangFlush(_cups_globals_t *cg) /* I - Global data */ | |
ef416fc2 | 217 | { |
218 | cups_lang_t *lang, /* Current language */ | |
219 | *next; /* Next language */ | |
ef416fc2 | 220 | |
221 | ||
222 | /* | |
223 | * Free all languages in the cache... | |
224 | */ | |
225 | ||
226 | for (lang = cg->lang_cache; lang != NULL; lang = next) | |
227 | { | |
228 | /* | |
229 | * Free all messages... | |
230 | */ | |
231 | ||
232 | _cupsMessageFree(lang->strings); | |
233 | ||
234 | /* | |
235 | * Then free the language structure itself... | |
236 | */ | |
237 | ||
238 | next = lang->next; | |
239 | free(lang); | |
240 | } | |
241 | ||
242 | cg->lang_cache = NULL; | |
243 | } | |
244 | ||
245 | ||
246 | /* | |
247 | * 'cupsLangFree()' - Free language data. | |
248 | * | |
249 | * This does not actually free anything; use cupsLangFlush() for that. | |
250 | */ | |
251 | ||
252 | void | |
253 | cupsLangFree(cups_lang_t *lang) /* I - Language to free */ | |
254 | { | |
255 | if (lang != NULL && lang->used > 0) | |
256 | lang->used --; | |
257 | } | |
258 | ||
259 | ||
260 | /* | |
261 | * 'cupsLangGet()' - Get a language. | |
262 | */ | |
263 | ||
264 | cups_lang_t * /* O - Language data */ | |
265 | cupsLangGet(const char *language) /* I - Language or locale */ | |
266 | { | |
267 | int i; /* Looping var */ | |
268 | char locale[255], /* Copy of locale name */ | |
269 | langname[16], /* Requested language name */ | |
270 | country[16], /* Country code */ | |
271 | charset[16], /* Character set */ | |
ef416fc2 | 272 | *csptr, /* Pointer to CODESET string */ |
ef416fc2 | 273 | *ptr, /* Pointer into language/charset */ |
274 | real[48], /* Real language name */ | |
275 | filename[1024]; /* Filename for language locale file */ | |
276 | cups_encoding_t encoding; /* Encoding to use */ | |
277 | cups_lang_t *lang; /* Current language... */ | |
ef416fc2 | 278 | _cups_globals_t *cg = _cupsGlobals(); |
279 | /* Pointer to library globals */ | |
280 | static const char * const locale_encodings[] = | |
281 | { /* Locale charset names */ | |
282 | "ASCII", "ISO88591", "ISO88592", "ISO88593", | |
283 | "ISO88594", "ISO88595", "ISO88596", "ISO88597", | |
284 | "ISO88598", "ISO88599", "ISO885910", "UTF8", | |
285 | "ISO885913", "ISO885914", "ISO885915", "CP874", | |
286 | "CP1250", "CP1251", "CP1252", "CP1253", | |
287 | "CP1254", "CP1255", "CP1256", "CP1257", | |
288 | "CP1258", "KOI8R", "KOI8U", "ISO885911", | |
bd7854cb | 289 | "ISO885916", "MACROMAN", "", "", |
ef416fc2 | 290 | |
291 | "", "", "", "", | |
292 | "", "", "", "", | |
293 | "", "", "", "", | |
294 | "", "", "", "", | |
295 | "", "", "", "", | |
296 | "", "", "", "", | |
297 | "", "", "", "", | |
298 | "", "", "", "", | |
299 | ||
300 | "CP932", "CP936", "CP949", "CP950", | |
301 | "CP1361", "", "", "", | |
302 | "", "", "", "", | |
303 | "", "", "", "", | |
304 | "", "", "", "", | |
305 | "", "", "", "", | |
306 | "", "", "", "", | |
307 | "", "", "", "", | |
308 | ||
309 | "", "", "", "", | |
310 | "", "", "", "", | |
311 | "", "", "", "", | |
312 | "", "", "", "", | |
313 | "", "", "", "", | |
314 | "", "", "", "", | |
315 | "", "", "", "", | |
316 | "", "", "", "", | |
317 | ||
318 | "EUCCN", "EUCJP", "EUCKR", "EUCTW" | |
319 | }; | |
320 | ||
321 | ||
322 | DEBUG_printf(("cupsLangGet(language=\"%s\")\n", language ? language : "(null)")); | |
323 | ||
324 | #ifdef __APPLE__ | |
757d2cad | 325 | /* |
326 | * Set the character set to UTF-8... | |
327 | */ | |
328 | ||
329 | strcpy(charset, "UTF8"); | |
330 | ||
ef416fc2 | 331 | /* |
332 | * Apple's setlocale doesn't give us the user's localization | |
333 | * preference so we have to look it up this way... | |
334 | */ | |
335 | ||
757d2cad | 336 | if (!language) |
ef416fc2 | 337 | language = appleLangDefault(); |
757d2cad | 338 | |
ef416fc2 | 339 | #else |
757d2cad | 340 | /* |
341 | * Set the charset to "unknown"... | |
342 | */ | |
343 | ||
344 | charset[0] = '\0'; | |
345 | ||
346 | /* | |
347 | * Use setlocale() to determine the currently set locale, and then | |
348 | * fallback to environment variables to avoid setting the locale, | |
349 | * since setlocale() is not thread-safe! | |
350 | */ | |
351 | ||
352 | if (!language) | |
ef416fc2 | 353 | { |
354 | /* | |
355 | * First see if the locale has been set; if it is still "C" or | |
757d2cad | 356 | * "POSIX", use the environment to get the default... |
ef416fc2 | 357 | */ |
358 | ||
359 | # ifdef LC_MESSAGES | |
360 | ptr = setlocale(LC_MESSAGES, NULL); | |
361 | # else | |
362 | ptr = setlocale(LC_ALL, NULL); | |
363 | # endif /* LC_MESSAGES */ | |
364 | ||
365 | DEBUG_printf(("cupsLangGet: current locale is \"%s\"\n", | |
366 | ptr ? ptr : "(null)")); | |
367 | ||
368 | if (!ptr || !strcmp(ptr, "C") || !strcmp(ptr, "POSIX")) | |
ef416fc2 | 369 | { |
757d2cad | 370 | /* |
371 | * Get the character set from the LC_CTYPE locale setting... | |
372 | */ | |
373 | ||
374 | if ((ptr = getenv("LC_CTYPE")) == NULL) | |
375 | if ((ptr = getenv("LC_ALL")) == NULL) | |
376 | if ((ptr = getenv("LANG")) == NULL) | |
377 | ptr = "en_US"; | |
378 | ||
379 | if ((csptr = strchr(ptr, '.')) != NULL) | |
380 | { | |
381 | /* | |
382 | * Extract the character set from the environment... | |
383 | */ | |
384 | ||
385 | for (ptr = charset, csptr ++; *csptr; csptr ++) | |
386 | if (ptr < (charset + sizeof(charset) - 1) && isalnum(*csptr & 255)) | |
387 | *ptr++ = *csptr; | |
388 | ||
389 | *ptr = '\0'; | |
390 | } | |
391 | else | |
392 | { | |
393 | /* | |
394 | * Default to UTF-8... | |
395 | */ | |
396 | ||
397 | strcpy(charset, "UTF8"); | |
398 | } | |
399 | ||
400 | /* | |
401 | * Get the locale for messages from the LC_MESSAGES locale setting... | |
402 | */ | |
403 | ||
404 | if ((ptr = getenv("LC_MESSAGES")) == NULL) | |
405 | if ((ptr = getenv("LC_ALL")) == NULL) | |
406 | if ((ptr = getenv("LANG")) == NULL) | |
407 | ptr = "en_US"; | |
ef416fc2 | 408 | } |
ef416fc2 | 409 | |
410 | if (ptr) | |
411 | { | |
412 | strlcpy(locale, ptr, sizeof(locale)); | |
413 | language = locale; | |
414 | ||
415 | DEBUG_printf(("cupsLangGet: new language value is \"%s\"\n", | |
416 | language ? language : "(null)")); | |
417 | } | |
418 | } | |
419 | #endif /* __APPLE__ */ | |
420 | ||
421 | /* | |
422 | * If "language" is NULL at this point, then chances are we are using | |
423 | * a language that is not installed for the base OS. | |
424 | */ | |
425 | ||
426 | if (!language) | |
427 | { | |
428 | /* | |
757d2cad | 429 | * Switch to the POSIX ("C") locale... |
ef416fc2 | 430 | */ |
431 | ||
757d2cad | 432 | language = "C"; |
ef416fc2 | 433 | } |
434 | ||
ef416fc2 | 435 | #ifdef CODESET |
436 | /* | |
437 | * On systems that support the nl_langinfo(CODESET) call, use | |
438 | * this value as the character set... | |
439 | */ | |
440 | ||
757d2cad | 441 | if (!charset[0] && (csptr = nl_langinfo(CODESET)) != NULL) |
ef416fc2 | 442 | { |
443 | /* | |
444 | * Copy all of the letters and numbers in the CODESET string... | |
445 | */ | |
446 | ||
447 | for (ptr = charset; *csptr; csptr ++) | |
448 | if (isalnum(*csptr & 255) && ptr < (charset + sizeof(charset) - 1)) | |
449 | *ptr++ = *csptr; | |
450 | ||
451 | *ptr = '\0'; | |
452 | ||
453 | DEBUG_printf(("cupsLangGet: charset set to \"%s\" via nl_langinfo(CODESET)...\n", | |
454 | charset)); | |
455 | } | |
456 | #endif /* CODESET */ | |
457 | ||
ef416fc2 | 458 | /* |
459 | * Parse the language string passed in to a locale string. "C" is the | |
460 | * standard POSIX locale and is copied unchanged. Otherwise the | |
461 | * language string is converted from ll-cc[.charset] (language-country) | |
462 | * to ll_CC[.CHARSET] to match the file naming convention used by all | |
463 | * POSIX-compliant operating systems. Invalid language names are mapped | |
464 | * to the POSIX locale. | |
465 | */ | |
466 | ||
467 | country[0] = '\0'; | |
468 | ||
469 | if (language == NULL || !language[0] || | |
470 | !strcmp(language, "POSIX")) | |
471 | strcpy(langname, "C"); | |
472 | else | |
473 | { | |
474 | /* | |
475 | * Copy the parts of the locale string over safely... | |
476 | */ | |
477 | ||
478 | for (ptr = langname; *language; language ++) | |
479 | if (*language == '_' || *language == '-' || *language == '.') | |
480 | break; | |
481 | else if (ptr < (langname + sizeof(langname) - 1)) | |
482 | *ptr++ = tolower(*language & 255); | |
483 | ||
484 | *ptr = '\0'; | |
485 | ||
486 | if (*language == '_' || *language == '-') | |
487 | { | |
488 | /* | |
489 | * Copy the country code... | |
490 | */ | |
491 | ||
492 | for (language ++, ptr = country; *language; language ++) | |
493 | if (*language == '.') | |
494 | break; | |
495 | else if (ptr < (country + sizeof(country) - 1)) | |
496 | *ptr++ = toupper(*language & 255); | |
497 | ||
498 | *ptr = '\0'; | |
499 | } | |
500 | ||
501 | if (*language == '.' && !charset[0]) | |
502 | { | |
503 | /* | |
504 | * Copy the encoding... | |
505 | */ | |
506 | ||
507 | for (language ++, ptr = charset; *language; language ++) | |
508 | if (isalnum(*language & 255) && ptr < (charset + sizeof(charset) - 1)) | |
509 | *ptr++ = toupper(*language & 255); | |
510 | ||
511 | *ptr = '\0'; | |
512 | } | |
513 | ||
514 | /* | |
515 | * Force a POSIX locale for an invalid language name... | |
516 | */ | |
517 | ||
518 | if (strlen(langname) != 2) | |
519 | { | |
520 | strcpy(langname, "C"); | |
521 | country[0] = '\0'; | |
522 | charset[0] = '\0'; | |
523 | } | |
524 | } | |
525 | ||
ef416fc2 | 526 | DEBUG_printf(("cupsLangGet: langname=\"%s\", country=\"%s\", charset=\"%s\"\n", |
527 | langname, country, charset)); | |
528 | ||
529 | /* | |
530 | * Figure out the desired encoding... | |
531 | */ | |
532 | ||
533 | encoding = CUPS_AUTO_ENCODING; | |
534 | ||
535 | if (charset[0]) | |
536 | { | |
bd7854cb | 537 | for (i = 0; |
538 | i < (int)(sizeof(locale_encodings) / sizeof(locale_encodings[0])); | |
539 | i ++) | |
ef416fc2 | 540 | if (!strcasecmp(charset, locale_encodings[i])) |
541 | { | |
542 | encoding = (cups_encoding_t)i; | |
543 | break; | |
544 | } | |
545 | } | |
546 | ||
547 | DEBUG_printf(("cupsLangGet: encoding=%d(%s)\n", encoding, | |
548 | encoding == CUPS_AUTO_ENCODING ? "auto" : | |
549 | lang_encodings[encoding])); | |
550 | ||
551 | /* | |
552 | * See if we already have this language/country loaded... | |
553 | */ | |
554 | ||
bd7854cb | 555 | if (country[0]) |
556 | { | |
557 | snprintf(real, sizeof(real), "%s_%s", langname, country); | |
ef416fc2 | 558 | |
bd7854cb | 559 | if ((lang = cups_cache_lookup(real, encoding)) != NULL) |
560 | return (lang); | |
ef416fc2 | 561 | |
bd7854cb | 562 | snprintf(filename, sizeof(filename), "%s/%s/cups_%s.po", cg->localedir, |
563 | real, real); | |
564 | } | |
565 | else | |
566 | filename[0] = '\0'; /* anti-compiler-warning-code */ | |
ef416fc2 | 567 | |
568 | if (!country[0] || access(filename, 0)) | |
569 | { | |
570 | /* | |
571 | * Country localization not available, look for generic localization... | |
572 | */ | |
573 | ||
574 | if ((lang = cups_cache_lookup(langname, encoding)) != NULL) | |
575 | return (lang); | |
576 | ||
bd7854cb | 577 | snprintf(filename, sizeof(filename), "%s/%s/cups_%s.po", cg->localedir, |
ef416fc2 | 578 | langname, langname); |
579 | ||
580 | if (access(filename, 0)) | |
581 | { | |
582 | /* | |
583 | * No generic localization, so use POSIX... | |
584 | */ | |
585 | ||
bd7854cb | 586 | DEBUG_printf(("access(\"%s\", 0): %s\n", filename, strerror(errno))); |
587 | ||
ef416fc2 | 588 | strcpy(real, "C"); |
bd7854cb | 589 | snprintf(filename, sizeof(filename), "%s/C/cups_C.po", cg->localedir); |
ef416fc2 | 590 | } |
591 | else | |
592 | strcpy(real, langname); | |
593 | } | |
594 | ||
595 | /* | |
596 | * See if there is a free language available; if so, use that | |
597 | * record... | |
598 | */ | |
599 | ||
600 | for (lang = cg->lang_cache; lang != NULL; lang = lang->next) | |
601 | if (lang->used == 0) | |
602 | break; | |
603 | ||
604 | if (lang == NULL) | |
605 | { | |
606 | /* | |
607 | * Allocate memory for the language and add it to the cache. | |
608 | */ | |
609 | ||
610 | if ((lang = calloc(sizeof(cups_lang_t), 1)) == NULL) | |
611 | return (NULL); | |
612 | ||
613 | lang->next = cg->lang_cache; | |
614 | cg->lang_cache = lang; | |
615 | } | |
bd7854cb | 616 | else |
617 | { | |
618 | /* | |
619 | * Free all old strings as needed... | |
620 | */ | |
ef416fc2 | 621 | |
bd7854cb | 622 | _cupsMessageFree(lang->strings); |
623 | } | |
ef416fc2 | 624 | |
625 | /* | |
626 | * Then assign the language and encoding fields... | |
627 | */ | |
628 | ||
629 | lang->used ++; | |
630 | strlcpy(lang->language, real, sizeof(lang->language)); | |
631 | ||
632 | if (encoding != CUPS_AUTO_ENCODING) | |
633 | lang->encoding = encoding; | |
634 | else | |
635 | lang->encoding = CUPS_UTF8; | |
636 | ||
637 | /* | |
638 | * Read the strings from the file... | |
639 | */ | |
640 | ||
641 | lang->strings = _cupsMessageLoad(filename); | |
642 | ||
643 | /* | |
644 | * Return... | |
645 | */ | |
646 | ||
647 | return (lang); | |
648 | } | |
649 | ||
650 | ||
651 | /* | |
652 | * '_cupsLangString()' - Get a message string. | |
653 | * | |
654 | * The returned string is UTF-8 encoded; use cupsUTF8ToCharset() to | |
655 | * convert the string to the language encoding. | |
656 | */ | |
657 | ||
658 | const char * /* O - Localized message */ | |
659 | _cupsLangString(cups_lang_t *lang, /* I - Language */ | |
660 | const char *message) /* I - Message */ | |
661 | { | |
662 | /* | |
663 | * Range check input... | |
664 | */ | |
665 | ||
666 | if (!lang || !message) | |
667 | return (message); | |
668 | ||
669 | return (_cupsMessageLookup(lang->strings, message)); | |
670 | } | |
671 | ||
672 | ||
673 | /* | |
674 | * '_cupsMessageFree()' - Free a messages array. | |
675 | */ | |
676 | ||
677 | void | |
678 | _cupsMessageFree(cups_array_t *a) /* I - Message array */ | |
679 | { | |
680 | _cups_message_t *m; /* Current message */ | |
681 | ||
682 | ||
683 | for (m = (_cups_message_t *)cupsArrayFirst(a); | |
684 | m; | |
685 | m = (_cups_message_t *)cupsArrayNext(a)) | |
686 | { | |
687 | /* | |
688 | * Remove the message from the array, then free the message and strings. | |
689 | */ | |
690 | ||
691 | cupsArrayRemove(a, m); | |
692 | ||
693 | if (m->id) | |
694 | free(m->id); | |
695 | ||
696 | if (m->str) | |
697 | free(m->str); | |
698 | ||
699 | free(m); | |
700 | } | |
701 | ||
702 | /* | |
703 | * Free the array... | |
704 | */ | |
705 | ||
706 | cupsArrayDelete(a); | |
707 | } | |
708 | ||
709 | ||
710 | /* | |
711 | * '_cupsMessageLoad()' - Load a .po file into a messages array. | |
712 | */ | |
713 | ||
714 | cups_array_t * /* O - New message array */ | |
715 | _cupsMessageLoad(const char *filename) /* I - Message catalog to load */ | |
716 | { | |
717 | cups_file_t *fp; /* Message file */ | |
718 | cups_array_t *a; /* Message array */ | |
719 | _cups_message_t *m; /* Current message */ | |
720 | char s[4096], /* String buffer */ | |
721 | *ptr, /* Pointer into buffer */ | |
722 | *temp; /* New string */ | |
723 | int length; /* Length of combined strings */ | |
724 | ||
725 | ||
bd7854cb | 726 | DEBUG_printf(("_cupsMessageLoad(filename=\"%s\")\n", filename)); |
727 | ||
ef416fc2 | 728 | /* |
729 | * Create an array to hold the messages... | |
730 | */ | |
731 | ||
732 | if ((a = cupsArrayNew((cups_array_func_t)cups_message_compare, NULL)) == NULL) | |
733 | return (NULL); | |
734 | ||
735 | /* | |
736 | * Open the message catalog file... | |
737 | */ | |
738 | ||
739 | if ((fp = cupsFileOpen(filename, "r")) == NULL) | |
740 | return (a); | |
741 | ||
742 | /* | |
743 | * Read messages from the catalog file until EOF... | |
744 | * | |
745 | * The format is the GNU gettext .po format, which is fairly simple: | |
746 | * | |
747 | * msgid "some text" | |
748 | * msgstr "localized text" | |
749 | * | |
bd7854cb | 750 | * The ID and localized text can span multiple lines using the form: |
ef416fc2 | 751 | * |
bd7854cb | 752 | * msgid "" |
753 | * "some long text" | |
754 | * msgstr "" | |
755 | * "localized text spanning " | |
ef416fc2 | 756 | * "multiple lines" |
757 | */ | |
758 | ||
759 | m = NULL; | |
760 | ||
761 | while (cupsFileGets(fp, s, sizeof(s)) != NULL) | |
762 | { | |
763 | /* | |
764 | * Skip blank and comment lines... | |
765 | */ | |
766 | ||
767 | if (s[0] == '#' || !s[0]) | |
768 | continue; | |
769 | ||
770 | /* | |
771 | * Strip the trailing quote... | |
772 | */ | |
773 | ||
774 | if ((ptr = strrchr(s, '\"')) == NULL) | |
775 | continue; | |
776 | ||
777 | *ptr = '\0'; | |
778 | ||
779 | /* | |
780 | * Find start of value... | |
781 | */ | |
782 | ||
783 | if ((ptr = strchr(s, '\"')) == NULL) | |
784 | continue; | |
785 | ||
786 | ptr ++; | |
787 | ||
788 | /* | |
789 | * Unquote the text... | |
790 | */ | |
791 | ||
792 | cups_unquote(ptr, ptr); | |
793 | ||
794 | /* | |
795 | * Create or add to a message... | |
796 | */ | |
797 | ||
798 | if (!strncmp(s, "msgid", 5)) | |
799 | { | |
bd7854cb | 800 | /* |
801 | * Add previous message as needed... | |
802 | */ | |
803 | ||
804 | if (m) | |
805 | cupsArrayAdd(a, m); | |
806 | ||
807 | /* | |
808 | * Create a new message with the given msgid string... | |
809 | */ | |
810 | ||
ef416fc2 | 811 | if ((m = (_cups_message_t *)calloc(1, sizeof(_cups_message_t))) == NULL) |
812 | { | |
813 | cupsFileClose(fp); | |
814 | return (a); | |
815 | } | |
816 | ||
817 | m->id = strdup(ptr); | |
ef416fc2 | 818 | } |
bd7854cb | 819 | else if (s[0] == '\"' && m) |
ef416fc2 | 820 | { |
bd7854cb | 821 | /* |
822 | * Append to current string... | |
823 | */ | |
ef416fc2 | 824 | |
bd7854cb | 825 | length = strlen(m->str ? m->str : m->id); |
ef416fc2 | 826 | |
bd7854cb | 827 | if ((temp = realloc(m->str ? m->str : m->id, |
828 | length + strlen(ptr) + 1)) == NULL) | |
829 | { | |
830 | cupsFileClose(fp); | |
831 | return (a); | |
832 | } | |
ef416fc2 | 833 | |
bd7854cb | 834 | if (m->str) |
835 | { | |
ef416fc2 | 836 | /* |
bd7854cb | 837 | * Copy the new portion to the end of the msgstr string - safe |
838 | * to use strcpy because the buffer is allocated to the correct | |
839 | * size... | |
ef416fc2 | 840 | */ |
841 | ||
bd7854cb | 842 | m->str = temp; |
843 | ||
ef416fc2 | 844 | strcpy(m->str + length, ptr); |
845 | } | |
846 | else | |
847 | { | |
848 | /* | |
bd7854cb | 849 | * Copy the new portion to the end of the msgid string - safe |
850 | * to use strcpy because the buffer is allocated to the correct | |
851 | * size... | |
ef416fc2 | 852 | */ |
853 | ||
bd7854cb | 854 | m->id = temp; |
855 | ||
856 | strcpy(m->id + length, ptr); | |
ef416fc2 | 857 | } |
858 | } | |
bd7854cb | 859 | else if (!strncmp(s, "msgstr", 6) && m) |
860 | { | |
861 | /* | |
862 | * Set the string... | |
863 | */ | |
864 | ||
865 | m->str = strdup(ptr); | |
866 | } | |
ef416fc2 | 867 | } |
868 | ||
bd7854cb | 869 | /* |
870 | * Add the last message string to the array as needed... | |
871 | */ | |
872 | ||
873 | if (m) | |
874 | cupsArrayAdd(a, m); | |
875 | ||
ef416fc2 | 876 | /* |
877 | * Close the message catalog file and return the new array... | |
878 | */ | |
879 | ||
880 | cupsFileClose(fp); | |
881 | ||
882 | return (a); | |
883 | } | |
884 | ||
885 | ||
886 | /* | |
887 | * '_cupsMessageLookup()' - Lookup a message string. | |
888 | */ | |
889 | ||
890 | const char * /* O - Localized message */ | |
891 | _cupsMessageLookup(cups_array_t *a, /* I - Message array */ | |
892 | const char *m) /* I - Message */ | |
893 | { | |
894 | _cups_message_t key, /* Search key */ | |
895 | *match; /* Matching message */ | |
896 | ||
897 | ||
898 | /* | |
899 | * Lookup the message string; if it doesn't exist in the catalog, | |
900 | * then return the message that was passed to us... | |
901 | */ | |
902 | ||
903 | key.id = (char *)m; | |
904 | match = (_cups_message_t *)cupsArrayFind(a, &key); | |
905 | ||
906 | if (match && match->str) | |
907 | return (match->str); | |
908 | else | |
909 | return (m); | |
910 | } | |
911 | ||
912 | ||
ef416fc2 | 913 | #ifdef __APPLE__ |
914 | /* | |
915 | * Code & data to translate OSX's language names to their ISO 639-1 locale. | |
916 | * | |
917 | * The first version uses the new CoreFoundation API added in 10.3 (Panther), | |
918 | * the second is for 10.2 (Jaguar). | |
919 | */ | |
920 | ||
921 | # ifdef HAVE_CF_LOCALE_ID | |
922 | /* | |
923 | * 'appleLangDefault()' - Get the default locale string. | |
924 | */ | |
925 | ||
926 | static const char * /* O - Locale string */ | |
927 | appleLangDefault(void) | |
928 | { | |
929 | CFPropertyListRef localizationList; | |
930 | /* List of localization data */ | |
931 | CFStringRef languageName; /* Current name */ | |
932 | CFStringRef localeName; /* Canonical from of name */ | |
933 | _cups_globals_t *cg = _cupsGlobals(); | |
934 | /* Pointer to library globals */ | |
935 | ||
936 | ||
937 | /* | |
938 | * Only do the lookup and translation the first time. | |
939 | */ | |
940 | ||
941 | if (!cg->language[0]) | |
942 | { | |
943 | localizationList = | |
944 | CFPreferencesCopyAppValue(CFSTR("AppleLanguages"), | |
945 | kCFPreferencesCurrentApplication); | |
946 | ||
947 | if (localizationList != NULL) | |
948 | { | |
949 | if (CFGetTypeID(localizationList) == CFArrayGetTypeID() && | |
950 | CFArrayGetCount(localizationList) > 0) | |
951 | { | |
952 | languageName = CFArrayGetValueAtIndex(localizationList, 0); | |
953 | ||
954 | if (languageName != NULL && | |
955 | CFGetTypeID(languageName) == CFStringGetTypeID()) | |
956 | { | |
957 | localeName = CFLocaleCreateCanonicalLocaleIdentifierFromString( | |
958 | kCFAllocatorDefault, languageName); | |
959 | ||
960 | if (localeName != NULL) | |
961 | { | |
962 | CFStringGetCString(localeName, cg->language, sizeof(cg->language), | |
963 | kCFStringEncodingASCII); | |
964 | CFRelease(localeName); | |
965 | ||
966 | if (!strcmp(cg->language, "en")) | |
967 | strlcpy(cg->language, "en_US.UTF-8", sizeof(cg->language)); | |
968 | else if (strchr(cg->language, '.') == NULL) | |
969 | strlcat(cg->language, ".UTF-8", sizeof(cg->language)); | |
970 | } | |
971 | } | |
972 | } | |
973 | ||
974 | CFRelease(localizationList); | |
975 | } | |
976 | ||
977 | /* | |
978 | * If we didn't find the language, default to en_US... | |
979 | */ | |
980 | ||
981 | if (!cg->language[0]) | |
982 | strlcpy(cg->language, "en_US.UTF-8", sizeof(cg->language)); | |
983 | } | |
984 | ||
985 | /* | |
986 | * Return the cached locale... | |
987 | */ | |
988 | ||
989 | return (cg->language); | |
990 | } | |
991 | # else | |
992 | /* | |
993 | * Code & data to translate OSX 10.2's language names to their ISO 639-1 | |
994 | * locale. | |
995 | */ | |
996 | ||
997 | typedef struct | |
998 | { | |
999 | const char * const name; /* Language name */ | |
1000 | const char * const locale; /* Locale name */ | |
1001 | } _apple_name_locale_t; | |
1002 | ||
1003 | static const _apple_name_locale_t apple_name_locale[] = | |
1004 | { | |
1005 | { "English" , "en_US.UTF-8" }, { "French" , "fr.UTF-8" }, | |
1006 | { "German" , "de.UTF-8" }, { "Italian" , "it.UTF-8" }, | |
1007 | { "Dutch" , "nl.UTF-8" }, { "Swedish" , "sv.UTF-8" }, | |
1008 | { "Spanish" , "es.UTF-8" }, { "Danish" , "da.UTF-8" }, | |
1009 | { "Portuguese" , "pt.UTF-8" }, { "Norwegian" , "no.UTF-8" }, | |
1010 | { "Hebrew" , "he.UTF-8" }, { "Japanese" , "ja.UTF-8" }, | |
1011 | { "Arabic" , "ar.UTF-8" }, { "Finnish" , "fi.UTF-8" }, | |
1012 | { "Greek" , "el.UTF-8" }, { "Icelandic" , "is.UTF-8" }, | |
1013 | { "Maltese" , "mt.UTF-8" }, { "Turkish" , "tr.UTF-8" }, | |
1014 | { "Croatian" , "hr.UTF-8" }, { "Chinese" , "zh.UTF-8" }, | |
1015 | { "Urdu" , "ur.UTF-8" }, { "Hindi" , "hi.UTF-8" }, | |
1016 | { "Thai" , "th.UTF-8" }, { "Korean" , "ko.UTF-8" }, | |
1017 | { "Lithuanian" , "lt.UTF-8" }, { "Polish" , "pl.UTF-8" }, | |
1018 | { "Hungarian" , "hu.UTF-8" }, { "Estonian" , "et.UTF-8" }, | |
1019 | { "Latvian" , "lv.UTF-8" }, { "Sami" , "se.UTF-8" }, | |
1020 | { "Faroese" , "fo.UTF-8" }, { "Farsi" , "fa.UTF-8" }, | |
1021 | { "Russian" , "ru.UTF-8" }, { "Chinese" , "zh.UTF-8" }, | |
1022 | { "Dutch" , "nl.UTF-8" }, { "Irish" , "ga.UTF-8" }, | |
1023 | { "Albanian" , "sq.UTF-8" }, { "Romanian" , "ro.UTF-8" }, | |
1024 | { "Czech" , "cs.UTF-8" }, { "Slovak" , "sk.UTF-8" }, | |
1025 | { "Slovenian" , "sl.UTF-8" }, { "Yiddish" , "yi.UTF-8" }, | |
1026 | { "Serbian" , "sr.UTF-8" }, { "Macedonian" , "mk.UTF-8" }, | |
1027 | { "Bulgarian" , "bg.UTF-8" }, { "Ukrainian" , "uk.UTF-8" }, | |
1028 | { "Byelorussian", "be.UTF-8" }, { "Uzbek" , "uz.UTF-8" }, | |
1029 | { "Kazakh" , "kk.UTF-8" }, { "Azerbaijani", "az.UTF-8" }, | |
1030 | { "Azerbaijani" , "az.UTF-8" }, { "Armenian" , "hy.UTF-8" }, | |
1031 | { "Georgian" , "ka.UTF-8" }, { "Moldavian" , "mo.UTF-8" }, | |
1032 | { "Kirghiz" , "ky.UTF-8" }, { "Tajiki" , "tg.UTF-8" }, | |
1033 | { "Turkmen" , "tk.UTF-8" }, { "Mongolian" , "mn.UTF-8" }, | |
1034 | { "Mongolian" , "mn.UTF-8" }, { "Pashto" , "ps.UTF-8" }, | |
1035 | { "Kurdish" , "ku.UTF-8" }, { "Kashmiri" , "ks.UTF-8" }, | |
1036 | { "Sindhi" , "sd.UTF-8" }, { "Tibetan" , "bo.UTF-8" }, | |
1037 | { "Nepali" , "ne.UTF-8" }, { "Sanskrit" , "sa.UTF-8" }, | |
1038 | { "Marathi" , "mr.UTF-8" }, { "Bengali" , "bn.UTF-8" }, | |
1039 | { "Assamese" , "as.UTF-8" }, { "Gujarati" , "gu.UTF-8" }, | |
1040 | { "Punjabi" , "pa.UTF-8" }, { "Oriya" , "or.UTF-8" }, | |
1041 | { "Malayalam" , "ml.UTF-8" }, { "Kannada" , "kn.UTF-8" }, | |
1042 | { "Tamil" , "ta.UTF-8" }, { "Telugu" , "te.UTF-8" }, | |
1043 | { "Sinhalese" , "si.UTF-8" }, { "Burmese" , "my.UTF-8" }, | |
1044 | { "Khmer" , "km.UTF-8" }, { "Lao" , "lo.UTF-8" }, | |
1045 | { "Vietnamese" , "vi.UTF-8" }, { "Indonesian" , "id.UTF-8" }, | |
1046 | { "Tagalog" , "tl.UTF-8" }, { "Malay" , "ms.UTF-8" }, | |
1047 | { "Malay" , "ms.UTF-8" }, { "Amharic" , "am.UTF-8" }, | |
1048 | { "Tigrinya" , "ti.UTF-8" }, { "Oromo" , "om.UTF-8" }, | |
1049 | { "Somali" , "so.UTF-8" }, { "Swahili" , "sw.UTF-8" }, | |
1050 | { "Kinyarwanda" , "rw.UTF-8" }, { "Rundi" , "rn.UTF-8" }, | |
1051 | { "Nyanja" , "" }, { "Malagasy" , "mg.UTF-8" }, | |
1052 | { "Esperanto" , "eo.UTF-8" }, { "Welsh" , "cy.UTF-8" }, | |
1053 | { "Basque" , "eu.UTF-8" }, { "Catalan" , "ca.UTF-8" }, | |
1054 | { "Latin" , "la.UTF-8" }, { "Quechua" , "qu.UTF-8" }, | |
1055 | { "Guarani" , "gn.UTF-8" }, { "Aymara" , "ay.UTF-8" }, | |
1056 | { "Tatar" , "tt.UTF-8" }, { "Uighur" , "ug.UTF-8" }, | |
1057 | { "Dzongkha" , "dz.UTF-8" }, { "Javanese" , "jv.UTF-8" }, | |
1058 | { "Sundanese" , "su.UTF-8" }, { "Galician" , "gl.UTF-8" }, | |
1059 | { "Afrikaans" , "af.UTF-8" }, { "Breton" , "br.UTF-8" }, | |
1060 | { "Inuktitut" , "iu.UTF-8" }, { "Scottish" , "gd.UTF-8" }, | |
1061 | { "Manx" , "gv.UTF-8" }, { "Irish" , "ga.UTF-8" }, | |
1062 | { "Tongan" , "to.UTF-8" }, { "Greek" , "el.UTF-8" }, | |
1063 | { "Greenlandic" , "kl.UTF-8" }, { "Azerbaijani", "az.UTF-8" } | |
1064 | }; | |
1065 | ||
1066 | ||
1067 | /* | |
1068 | * 'appleLangDefault()' - Get the default locale string. | |
1069 | */ | |
1070 | ||
1071 | static const char * /* O - Locale string */ | |
1072 | appleLangDefault(void) | |
1073 | { | |
1074 | int i; /* Looping var */ | |
1075 | CFPropertyListRef localizationList; | |
1076 | /* List of localization data */ | |
1077 | CFStringRef localizationName; | |
1078 | /* Current name */ | |
1079 | char buff[256]; /* Temporary buffer */ | |
1080 | _cups_globals_t *cg = _cupsGlobals(); | |
1081 | /* Pointer to library globals */ | |
1082 | ||
1083 | ||
1084 | /* | |
1085 | * Only do the lookup and translation the first time. | |
1086 | */ | |
1087 | ||
1088 | if (cg->language == NULL) | |
1089 | { | |
1090 | localizationList = | |
1091 | CFPreferencesCopyAppValue(CFSTR("AppleLanguages"), | |
1092 | kCFPreferencesCurrentApplication); | |
1093 | ||
1094 | if (localizationList != NULL) | |
1095 | { | |
1096 | if (CFGetTypeID(localizationList) == CFArrayGetTypeID() && | |
1097 | CFArrayGetCount(localizationList) > 0) | |
1098 | { | |
1099 | localizationName = CFArrayGetValueAtIndex(localizationList, 0); | |
1100 | ||
1101 | if (localizationName != NULL && | |
1102 | CFGetTypeID(localizationName) == CFStringGetTypeID()) | |
1103 | { | |
1104 | CFIndex length = CFStringGetLength(localizationName); | |
1105 | ||
1106 | if (length <= sizeof(buff) && | |
1107 | CFStringGetCString(localizationName, buff, sizeof(buff), | |
1108 | kCFStringEncodingASCII)) | |
1109 | { | |
1110 | buff[sizeof(buff) - 1] = '\0'; | |
1111 | ||
1112 | for (i = 0; | |
1113 | i < sizeof(apple_name_locale) / sizeof(apple_name_locale[0]); | |
1114 | i++) | |
1115 | { | |
1116 | if (!strcasecmp(buff, apple_name_locale[i].name)) | |
1117 | { | |
1118 | cg->language = apple_name_locale[i].locale; | |
1119 | break; | |
1120 | } | |
1121 | } | |
1122 | } | |
1123 | } | |
1124 | } | |
1125 | ||
1126 | CFRelease(localizationList); | |
1127 | } | |
1128 | ||
1129 | /* | |
1130 | * If we didn't find the language, default to en_US... | |
1131 | */ | |
1132 | ||
1133 | if (cg->language == NULL) | |
1134 | cg->language = apple_name_locale[0].locale; | |
1135 | } | |
1136 | ||
1137 | /* | |
1138 | * Return the cached locale... | |
1139 | */ | |
1140 | ||
1141 | return (cg->language); | |
1142 | } | |
1143 | # endif /* HAVE_CF_LOCALE_ID */ | |
1144 | #endif /* __APPLE__ */ | |
1145 | ||
1146 | ||
1147 | /* | |
1148 | * 'cups_cache_lookup()' - Lookup a language in the cache... | |
1149 | */ | |
1150 | ||
1151 | static cups_lang_t * /* O - Language data or NULL */ | |
1152 | cups_cache_lookup(const char *name,/* I - Name of locale */ | |
1153 | cups_encoding_t encoding) | |
1154 | /* I - Encoding of locale */ | |
1155 | { | |
1156 | cups_lang_t *lang; /* Current language */ | |
1157 | ||
1158 | ||
1159 | DEBUG_printf(("cups_cache_lookup(name=\"%s\", encoding=%d(%s))\n", name, | |
1160 | encoding, encoding == CUPS_AUTO_ENCODING ? "auto" : | |
1161 | lang_encodings[encoding])); | |
1162 | ||
1163 | /* | |
1164 | * Loop through the cache and return a match if found... | |
1165 | */ | |
1166 | ||
1167 | for (lang = _cupsGlobals()->lang_cache; lang != NULL; lang = lang->next) | |
1168 | { | |
1169 | DEBUG_printf(("cups_cache_lookup: lang=%p, language=\"%s\", encoding=%d(%s)\n", | |
1170 | lang, lang->language, lang->encoding, | |
1171 | lang_encodings[lang->encoding])); | |
1172 | ||
1173 | if (!strcmp(lang->language, name) && | |
1174 | (encoding == CUPS_AUTO_ENCODING || encoding == lang->encoding)) | |
1175 | { | |
1176 | lang->used ++; | |
1177 | ||
1178 | DEBUG_puts("cups_cache_lookup: returning match!"); | |
1179 | ||
1180 | return (lang); | |
1181 | } | |
1182 | } | |
1183 | ||
1184 | DEBUG_puts("cups_cache_lookup: returning NULL!"); | |
1185 | ||
1186 | return (NULL); | |
1187 | } | |
1188 | ||
1189 | ||
1190 | /* | |
1191 | * 'cups_message_compare()' - Compare two messages. | |
1192 | */ | |
1193 | ||
1194 | static int /* O - Result of comparison */ | |
1195 | cups_message_compare( | |
1196 | _cups_message_t *m1, /* I - First message */ | |
1197 | _cups_message_t *m2) /* I - Second message */ | |
1198 | { | |
1199 | return (strcmp(m1->id, m2->id)); | |
1200 | } | |
1201 | ||
1202 | ||
1203 | /* | |
1204 | * 'cups_unquote()' - Unquote characters in strings... | |
1205 | */ | |
1206 | ||
1207 | static void | |
1208 | cups_unquote(char *d, /* O - Unquoted string */ | |
1209 | const char *s) /* I - Original string */ | |
1210 | { | |
1211 | while (*s) | |
1212 | { | |
1213 | if (*s == '\\') | |
1214 | { | |
1215 | s ++; | |
1216 | if (isdigit(*s)) | |
1217 | { | |
1218 | *d = 0; | |
1219 | ||
1220 | while (isdigit(*s)) | |
1221 | { | |
1222 | *d = *d * 8 + *s - '0'; | |
1223 | s ++; | |
1224 | } | |
1225 | } | |
1226 | else | |
1227 | { | |
1228 | if (*s == 'n') | |
1229 | *d ++ = '\n'; | |
1230 | else if (*s == 'r') | |
1231 | *d ++ = '\r'; | |
1232 | else if (*s == 't') | |
1233 | *d ++ = '\t'; | |
1234 | else | |
1235 | *d++ = *s; | |
1236 | ||
1237 | s ++; | |
1238 | } | |
1239 | } | |
1240 | else | |
1241 | *d++ = *s++; | |
1242 | } | |
1243 | ||
1244 | *d = '\0'; | |
1245 | } | |
1246 | ||
1247 | ||
1248 | /* | |
757d2cad | 1249 | * End of "$Id: language.c 5238 2006-03-07 04:41:42Z mike $". |
ef416fc2 | 1250 | */ |