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ef416fc2 | 1 | /* |
480ef0fe | 2 | * "$Id: language.c 5243 2006-03-08 02:29:48Z 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 */ | |
480ef0fe | 268 | #ifndef __APPLE__ |
269 | char locale[255]; /* Copy of locale name */ | |
270 | #endif /* !__APPLE__ */ | |
271 | char langname[16], /* Requested language name */ | |
ef416fc2 | 272 | country[16], /* Country code */ |
273 | charset[16], /* Character set */ | |
ef416fc2 | 274 | *csptr, /* Pointer to CODESET string */ |
ef416fc2 | 275 | *ptr, /* Pointer into language/charset */ |
276 | real[48], /* Real language name */ | |
277 | filename[1024]; /* Filename for language locale file */ | |
278 | cups_encoding_t encoding; /* Encoding to use */ | |
279 | cups_lang_t *lang; /* Current language... */ | |
ef416fc2 | 280 | _cups_globals_t *cg = _cupsGlobals(); |
281 | /* Pointer to library globals */ | |
282 | static const char * const locale_encodings[] = | |
283 | { /* Locale charset names */ | |
284 | "ASCII", "ISO88591", "ISO88592", "ISO88593", | |
285 | "ISO88594", "ISO88595", "ISO88596", "ISO88597", | |
286 | "ISO88598", "ISO88599", "ISO885910", "UTF8", | |
287 | "ISO885913", "ISO885914", "ISO885915", "CP874", | |
288 | "CP1250", "CP1251", "CP1252", "CP1253", | |
289 | "CP1254", "CP1255", "CP1256", "CP1257", | |
290 | "CP1258", "KOI8R", "KOI8U", "ISO885911", | |
bd7854cb | 291 | "ISO885916", "MACROMAN", "", "", |
ef416fc2 | 292 | |
293 | "", "", "", "", | |
294 | "", "", "", "", | |
295 | "", "", "", "", | |
296 | "", "", "", "", | |
297 | "", "", "", "", | |
298 | "", "", "", "", | |
299 | "", "", "", "", | |
300 | "", "", "", "", | |
301 | ||
302 | "CP932", "CP936", "CP949", "CP950", | |
303 | "CP1361", "", "", "", | |
304 | "", "", "", "", | |
305 | "", "", "", "", | |
306 | "", "", "", "", | |
307 | "", "", "", "", | |
308 | "", "", "", "", | |
309 | "", "", "", "", | |
310 | ||
311 | "", "", "", "", | |
312 | "", "", "", "", | |
313 | "", "", "", "", | |
314 | "", "", "", "", | |
315 | "", "", "", "", | |
316 | "", "", "", "", | |
317 | "", "", "", "", | |
318 | "", "", "", "", | |
319 | ||
320 | "EUCCN", "EUCJP", "EUCKR", "EUCTW" | |
321 | }; | |
322 | ||
323 | ||
324 | DEBUG_printf(("cupsLangGet(language=\"%s\")\n", language ? language : "(null)")); | |
325 | ||
326 | #ifdef __APPLE__ | |
757d2cad | 327 | /* |
328 | * Set the character set to UTF-8... | |
329 | */ | |
330 | ||
331 | strcpy(charset, "UTF8"); | |
332 | ||
ef416fc2 | 333 | /* |
334 | * Apple's setlocale doesn't give us the user's localization | |
335 | * preference so we have to look it up this way... | |
336 | */ | |
337 | ||
757d2cad | 338 | if (!language) |
ef416fc2 | 339 | language = appleLangDefault(); |
757d2cad | 340 | |
ef416fc2 | 341 | #else |
757d2cad | 342 | /* |
343 | * Set the charset to "unknown"... | |
344 | */ | |
345 | ||
346 | charset[0] = '\0'; | |
347 | ||
348 | /* | |
349 | * Use setlocale() to determine the currently set locale, and then | |
350 | * fallback to environment variables to avoid setting the locale, | |
351 | * since setlocale() is not thread-safe! | |
352 | */ | |
353 | ||
354 | if (!language) | |
ef416fc2 | 355 | { |
356 | /* | |
357 | * First see if the locale has been set; if it is still "C" or | |
757d2cad | 358 | * "POSIX", use the environment to get the default... |
ef416fc2 | 359 | */ |
360 | ||
361 | # ifdef LC_MESSAGES | |
362 | ptr = setlocale(LC_MESSAGES, NULL); | |
363 | # else | |
364 | ptr = setlocale(LC_ALL, NULL); | |
365 | # endif /* LC_MESSAGES */ | |
366 | ||
367 | DEBUG_printf(("cupsLangGet: current locale is \"%s\"\n", | |
368 | ptr ? ptr : "(null)")); | |
369 | ||
370 | if (!ptr || !strcmp(ptr, "C") || !strcmp(ptr, "POSIX")) | |
ef416fc2 | 371 | { |
757d2cad | 372 | /* |
373 | * Get the character set from the LC_CTYPE locale setting... | |
374 | */ | |
375 | ||
376 | if ((ptr = getenv("LC_CTYPE")) == NULL) | |
377 | if ((ptr = getenv("LC_ALL")) == NULL) | |
378 | if ((ptr = getenv("LANG")) == NULL) | |
379 | ptr = "en_US"; | |
380 | ||
381 | if ((csptr = strchr(ptr, '.')) != NULL) | |
382 | { | |
383 | /* | |
384 | * Extract the character set from the environment... | |
385 | */ | |
386 | ||
387 | for (ptr = charset, csptr ++; *csptr; csptr ++) | |
388 | if (ptr < (charset + sizeof(charset) - 1) && isalnum(*csptr & 255)) | |
389 | *ptr++ = *csptr; | |
390 | ||
391 | *ptr = '\0'; | |
392 | } | |
393 | else | |
394 | { | |
395 | /* | |
396 | * Default to UTF-8... | |
397 | */ | |
398 | ||
399 | strcpy(charset, "UTF8"); | |
400 | } | |
401 | ||
402 | /* | |
403 | * Get the locale for messages from the LC_MESSAGES locale setting... | |
404 | */ | |
405 | ||
406 | if ((ptr = getenv("LC_MESSAGES")) == NULL) | |
407 | if ((ptr = getenv("LC_ALL")) == NULL) | |
408 | if ((ptr = getenv("LANG")) == NULL) | |
409 | ptr = "en_US"; | |
ef416fc2 | 410 | } |
ef416fc2 | 411 | |
412 | if (ptr) | |
413 | { | |
414 | strlcpy(locale, ptr, sizeof(locale)); | |
415 | language = locale; | |
416 | ||
417 | DEBUG_printf(("cupsLangGet: new language value is \"%s\"\n", | |
418 | language ? language : "(null)")); | |
419 | } | |
420 | } | |
421 | #endif /* __APPLE__ */ | |
422 | ||
423 | /* | |
424 | * If "language" is NULL at this point, then chances are we are using | |
425 | * a language that is not installed for the base OS. | |
426 | */ | |
427 | ||
428 | if (!language) | |
429 | { | |
430 | /* | |
757d2cad | 431 | * Switch to the POSIX ("C") locale... |
ef416fc2 | 432 | */ |
433 | ||
757d2cad | 434 | language = "C"; |
ef416fc2 | 435 | } |
436 | ||
ef416fc2 | 437 | #ifdef CODESET |
438 | /* | |
439 | * On systems that support the nl_langinfo(CODESET) call, use | |
440 | * this value as the character set... | |
441 | */ | |
442 | ||
757d2cad | 443 | if (!charset[0] && (csptr = nl_langinfo(CODESET)) != NULL) |
ef416fc2 | 444 | { |
445 | /* | |
446 | * Copy all of the letters and numbers in the CODESET string... | |
447 | */ | |
448 | ||
449 | for (ptr = charset; *csptr; csptr ++) | |
450 | if (isalnum(*csptr & 255) && ptr < (charset + sizeof(charset) - 1)) | |
451 | *ptr++ = *csptr; | |
452 | ||
453 | *ptr = '\0'; | |
454 | ||
455 | DEBUG_printf(("cupsLangGet: charset set to \"%s\" via nl_langinfo(CODESET)...\n", | |
456 | charset)); | |
457 | } | |
458 | #endif /* CODESET */ | |
459 | ||
ef416fc2 | 460 | /* |
461 | * Parse the language string passed in to a locale string. "C" is the | |
462 | * standard POSIX locale and is copied unchanged. Otherwise the | |
463 | * language string is converted from ll-cc[.charset] (language-country) | |
464 | * to ll_CC[.CHARSET] to match the file naming convention used by all | |
465 | * POSIX-compliant operating systems. Invalid language names are mapped | |
466 | * to the POSIX locale. | |
467 | */ | |
468 | ||
469 | country[0] = '\0'; | |
470 | ||
471 | if (language == NULL || !language[0] || | |
472 | !strcmp(language, "POSIX")) | |
473 | strcpy(langname, "C"); | |
474 | else | |
475 | { | |
476 | /* | |
477 | * Copy the parts of the locale string over safely... | |
478 | */ | |
479 | ||
480 | for (ptr = langname; *language; language ++) | |
481 | if (*language == '_' || *language == '-' || *language == '.') | |
482 | break; | |
483 | else if (ptr < (langname + sizeof(langname) - 1)) | |
484 | *ptr++ = tolower(*language & 255); | |
485 | ||
486 | *ptr = '\0'; | |
487 | ||
488 | if (*language == '_' || *language == '-') | |
489 | { | |
490 | /* | |
491 | * Copy the country code... | |
492 | */ | |
493 | ||
494 | for (language ++, ptr = country; *language; language ++) | |
495 | if (*language == '.') | |
496 | break; | |
497 | else if (ptr < (country + sizeof(country) - 1)) | |
498 | *ptr++ = toupper(*language & 255); | |
499 | ||
500 | *ptr = '\0'; | |
501 | } | |
502 | ||
503 | if (*language == '.' && !charset[0]) | |
504 | { | |
505 | /* | |
506 | * Copy the encoding... | |
507 | */ | |
508 | ||
509 | for (language ++, ptr = charset; *language; language ++) | |
510 | if (isalnum(*language & 255) && ptr < (charset + sizeof(charset) - 1)) | |
511 | *ptr++ = toupper(*language & 255); | |
512 | ||
513 | *ptr = '\0'; | |
514 | } | |
515 | ||
516 | /* | |
517 | * Force a POSIX locale for an invalid language name... | |
518 | */ | |
519 | ||
520 | if (strlen(langname) != 2) | |
521 | { | |
522 | strcpy(langname, "C"); | |
523 | country[0] = '\0'; | |
524 | charset[0] = '\0'; | |
525 | } | |
526 | } | |
527 | ||
ef416fc2 | 528 | DEBUG_printf(("cupsLangGet: langname=\"%s\", country=\"%s\", charset=\"%s\"\n", |
529 | langname, country, charset)); | |
530 | ||
531 | /* | |
532 | * Figure out the desired encoding... | |
533 | */ | |
534 | ||
535 | encoding = CUPS_AUTO_ENCODING; | |
536 | ||
537 | if (charset[0]) | |
538 | { | |
bd7854cb | 539 | for (i = 0; |
540 | i < (int)(sizeof(locale_encodings) / sizeof(locale_encodings[0])); | |
541 | i ++) | |
ef416fc2 | 542 | if (!strcasecmp(charset, locale_encodings[i])) |
543 | { | |
544 | encoding = (cups_encoding_t)i; | |
545 | break; | |
546 | } | |
547 | } | |
548 | ||
549 | DEBUG_printf(("cupsLangGet: encoding=%d(%s)\n", encoding, | |
550 | encoding == CUPS_AUTO_ENCODING ? "auto" : | |
551 | lang_encodings[encoding])); | |
552 | ||
553 | /* | |
554 | * See if we already have this language/country loaded... | |
555 | */ | |
556 | ||
bd7854cb | 557 | if (country[0]) |
558 | { | |
559 | snprintf(real, sizeof(real), "%s_%s", langname, country); | |
ef416fc2 | 560 | |
bd7854cb | 561 | if ((lang = cups_cache_lookup(real, encoding)) != NULL) |
562 | return (lang); | |
ef416fc2 | 563 | |
bd7854cb | 564 | snprintf(filename, sizeof(filename), "%s/%s/cups_%s.po", cg->localedir, |
565 | real, real); | |
566 | } | |
567 | else | |
568 | filename[0] = '\0'; /* anti-compiler-warning-code */ | |
ef416fc2 | 569 | |
570 | if (!country[0] || access(filename, 0)) | |
571 | { | |
572 | /* | |
573 | * Country localization not available, look for generic localization... | |
574 | */ | |
575 | ||
576 | if ((lang = cups_cache_lookup(langname, encoding)) != NULL) | |
577 | return (lang); | |
578 | ||
bd7854cb | 579 | snprintf(filename, sizeof(filename), "%s/%s/cups_%s.po", cg->localedir, |
ef416fc2 | 580 | langname, langname); |
581 | ||
582 | if (access(filename, 0)) | |
583 | { | |
584 | /* | |
585 | * No generic localization, so use POSIX... | |
586 | */ | |
587 | ||
bd7854cb | 588 | DEBUG_printf(("access(\"%s\", 0): %s\n", filename, strerror(errno))); |
589 | ||
ef416fc2 | 590 | strcpy(real, "C"); |
bd7854cb | 591 | snprintf(filename, sizeof(filename), "%s/C/cups_C.po", cg->localedir); |
ef416fc2 | 592 | } |
593 | else | |
594 | strcpy(real, langname); | |
595 | } | |
596 | ||
597 | /* | |
598 | * See if there is a free language available; if so, use that | |
599 | * record... | |
600 | */ | |
601 | ||
602 | for (lang = cg->lang_cache; lang != NULL; lang = lang->next) | |
603 | if (lang->used == 0) | |
604 | break; | |
605 | ||
606 | if (lang == NULL) | |
607 | { | |
608 | /* | |
609 | * Allocate memory for the language and add it to the cache. | |
610 | */ | |
611 | ||
612 | if ((lang = calloc(sizeof(cups_lang_t), 1)) == NULL) | |
613 | return (NULL); | |
614 | ||
615 | lang->next = cg->lang_cache; | |
616 | cg->lang_cache = lang; | |
617 | } | |
bd7854cb | 618 | else |
619 | { | |
620 | /* | |
621 | * Free all old strings as needed... | |
622 | */ | |
ef416fc2 | 623 | |
bd7854cb | 624 | _cupsMessageFree(lang->strings); |
625 | } | |
ef416fc2 | 626 | |
627 | /* | |
628 | * Then assign the language and encoding fields... | |
629 | */ | |
630 | ||
631 | lang->used ++; | |
632 | strlcpy(lang->language, real, sizeof(lang->language)); | |
633 | ||
634 | if (encoding != CUPS_AUTO_ENCODING) | |
635 | lang->encoding = encoding; | |
636 | else | |
637 | lang->encoding = CUPS_UTF8; | |
638 | ||
639 | /* | |
640 | * Read the strings from the file... | |
641 | */ | |
642 | ||
643 | lang->strings = _cupsMessageLoad(filename); | |
644 | ||
645 | /* | |
646 | * Return... | |
647 | */ | |
648 | ||
649 | return (lang); | |
650 | } | |
651 | ||
652 | ||
653 | /* | |
654 | * '_cupsLangString()' - Get a message string. | |
655 | * | |
656 | * The returned string is UTF-8 encoded; use cupsUTF8ToCharset() to | |
657 | * convert the string to the language encoding. | |
658 | */ | |
659 | ||
660 | const char * /* O - Localized message */ | |
661 | _cupsLangString(cups_lang_t *lang, /* I - Language */ | |
662 | const char *message) /* I - Message */ | |
663 | { | |
664 | /* | |
665 | * Range check input... | |
666 | */ | |
667 | ||
668 | if (!lang || !message) | |
669 | return (message); | |
670 | ||
671 | return (_cupsMessageLookup(lang->strings, message)); | |
672 | } | |
673 | ||
674 | ||
675 | /* | |
676 | * '_cupsMessageFree()' - Free a messages array. | |
677 | */ | |
678 | ||
679 | void | |
680 | _cupsMessageFree(cups_array_t *a) /* I - Message array */ | |
681 | { | |
682 | _cups_message_t *m; /* Current message */ | |
683 | ||
684 | ||
685 | for (m = (_cups_message_t *)cupsArrayFirst(a); | |
686 | m; | |
687 | m = (_cups_message_t *)cupsArrayNext(a)) | |
688 | { | |
689 | /* | |
690 | * Remove the message from the array, then free the message and strings. | |
691 | */ | |
692 | ||
693 | cupsArrayRemove(a, m); | |
694 | ||
695 | if (m->id) | |
696 | free(m->id); | |
697 | ||
698 | if (m->str) | |
699 | free(m->str); | |
700 | ||
701 | free(m); | |
702 | } | |
703 | ||
704 | /* | |
705 | * Free the array... | |
706 | */ | |
707 | ||
708 | cupsArrayDelete(a); | |
709 | } | |
710 | ||
711 | ||
712 | /* | |
713 | * '_cupsMessageLoad()' - Load a .po file into a messages array. | |
714 | */ | |
715 | ||
716 | cups_array_t * /* O - New message array */ | |
717 | _cupsMessageLoad(const char *filename) /* I - Message catalog to load */ | |
718 | { | |
719 | cups_file_t *fp; /* Message file */ | |
720 | cups_array_t *a; /* Message array */ | |
721 | _cups_message_t *m; /* Current message */ | |
722 | char s[4096], /* String buffer */ | |
723 | *ptr, /* Pointer into buffer */ | |
724 | *temp; /* New string */ | |
725 | int length; /* Length of combined strings */ | |
726 | ||
727 | ||
bd7854cb | 728 | DEBUG_printf(("_cupsMessageLoad(filename=\"%s\")\n", filename)); |
729 | ||
ef416fc2 | 730 | /* |
731 | * Create an array to hold the messages... | |
732 | */ | |
733 | ||
734 | if ((a = cupsArrayNew((cups_array_func_t)cups_message_compare, NULL)) == NULL) | |
735 | return (NULL); | |
736 | ||
737 | /* | |
738 | * Open the message catalog file... | |
739 | */ | |
740 | ||
741 | if ((fp = cupsFileOpen(filename, "r")) == NULL) | |
742 | return (a); | |
743 | ||
744 | /* | |
745 | * Read messages from the catalog file until EOF... | |
746 | * | |
747 | * The format is the GNU gettext .po format, which is fairly simple: | |
748 | * | |
749 | * msgid "some text" | |
750 | * msgstr "localized text" | |
751 | * | |
bd7854cb | 752 | * The ID and localized text can span multiple lines using the form: |
ef416fc2 | 753 | * |
bd7854cb | 754 | * msgid "" |
755 | * "some long text" | |
756 | * msgstr "" | |
757 | * "localized text spanning " | |
ef416fc2 | 758 | * "multiple lines" |
759 | */ | |
760 | ||
761 | m = NULL; | |
762 | ||
763 | while (cupsFileGets(fp, s, sizeof(s)) != NULL) | |
764 | { | |
765 | /* | |
766 | * Skip blank and comment lines... | |
767 | */ | |
768 | ||
769 | if (s[0] == '#' || !s[0]) | |
770 | continue; | |
771 | ||
772 | /* | |
773 | * Strip the trailing quote... | |
774 | */ | |
775 | ||
776 | if ((ptr = strrchr(s, '\"')) == NULL) | |
777 | continue; | |
778 | ||
779 | *ptr = '\0'; | |
780 | ||
781 | /* | |
782 | * Find start of value... | |
783 | */ | |
784 | ||
785 | if ((ptr = strchr(s, '\"')) == NULL) | |
786 | continue; | |
787 | ||
788 | ptr ++; | |
789 | ||
790 | /* | |
791 | * Unquote the text... | |
792 | */ | |
793 | ||
794 | cups_unquote(ptr, ptr); | |
795 | ||
796 | /* | |
797 | * Create or add to a message... | |
798 | */ | |
799 | ||
800 | if (!strncmp(s, "msgid", 5)) | |
801 | { | |
bd7854cb | 802 | /* |
803 | * Add previous message as needed... | |
804 | */ | |
805 | ||
806 | if (m) | |
807 | cupsArrayAdd(a, m); | |
808 | ||
809 | /* | |
810 | * Create a new message with the given msgid string... | |
811 | */ | |
812 | ||
ef416fc2 | 813 | if ((m = (_cups_message_t *)calloc(1, sizeof(_cups_message_t))) == NULL) |
814 | { | |
815 | cupsFileClose(fp); | |
816 | return (a); | |
817 | } | |
818 | ||
819 | m->id = strdup(ptr); | |
ef416fc2 | 820 | } |
bd7854cb | 821 | else if (s[0] == '\"' && m) |
ef416fc2 | 822 | { |
bd7854cb | 823 | /* |
824 | * Append to current string... | |
825 | */ | |
ef416fc2 | 826 | |
bd7854cb | 827 | length = strlen(m->str ? m->str : m->id); |
ef416fc2 | 828 | |
bd7854cb | 829 | if ((temp = realloc(m->str ? m->str : m->id, |
830 | length + strlen(ptr) + 1)) == NULL) | |
831 | { | |
832 | cupsFileClose(fp); | |
833 | return (a); | |
834 | } | |
ef416fc2 | 835 | |
bd7854cb | 836 | if (m->str) |
837 | { | |
ef416fc2 | 838 | /* |
bd7854cb | 839 | * Copy the new portion to the end of the msgstr string - safe |
840 | * to use strcpy because the buffer is allocated to the correct | |
841 | * size... | |
ef416fc2 | 842 | */ |
843 | ||
bd7854cb | 844 | m->str = temp; |
845 | ||
ef416fc2 | 846 | strcpy(m->str + length, ptr); |
847 | } | |
848 | else | |
849 | { | |
850 | /* | |
bd7854cb | 851 | * Copy the new portion to the end of the msgid string - safe |
852 | * to use strcpy because the buffer is allocated to the correct | |
853 | * size... | |
ef416fc2 | 854 | */ |
855 | ||
bd7854cb | 856 | m->id = temp; |
857 | ||
858 | strcpy(m->id + length, ptr); | |
ef416fc2 | 859 | } |
860 | } | |
bd7854cb | 861 | else if (!strncmp(s, "msgstr", 6) && m) |
862 | { | |
863 | /* | |
864 | * Set the string... | |
865 | */ | |
866 | ||
867 | m->str = strdup(ptr); | |
868 | } | |
ef416fc2 | 869 | } |
870 | ||
bd7854cb | 871 | /* |
872 | * Add the last message string to the array as needed... | |
873 | */ | |
874 | ||
875 | if (m) | |
876 | cupsArrayAdd(a, m); | |
877 | ||
ef416fc2 | 878 | /* |
879 | * Close the message catalog file and return the new array... | |
880 | */ | |
881 | ||
882 | cupsFileClose(fp); | |
883 | ||
884 | return (a); | |
885 | } | |
886 | ||
887 | ||
888 | /* | |
889 | * '_cupsMessageLookup()' - Lookup a message string. | |
890 | */ | |
891 | ||
892 | const char * /* O - Localized message */ | |
893 | _cupsMessageLookup(cups_array_t *a, /* I - Message array */ | |
894 | const char *m) /* I - Message */ | |
895 | { | |
896 | _cups_message_t key, /* Search key */ | |
897 | *match; /* Matching message */ | |
898 | ||
899 | ||
900 | /* | |
901 | * Lookup the message string; if it doesn't exist in the catalog, | |
902 | * then return the message that was passed to us... | |
903 | */ | |
904 | ||
905 | key.id = (char *)m; | |
906 | match = (_cups_message_t *)cupsArrayFind(a, &key); | |
907 | ||
908 | if (match && match->str) | |
909 | return (match->str); | |
910 | else | |
911 | return (m); | |
912 | } | |
913 | ||
914 | ||
ef416fc2 | 915 | #ifdef __APPLE__ |
916 | /* | |
917 | * Code & data to translate OSX's language names to their ISO 639-1 locale. | |
918 | * | |
919 | * The first version uses the new CoreFoundation API added in 10.3 (Panther), | |
920 | * the second is for 10.2 (Jaguar). | |
921 | */ | |
922 | ||
923 | # ifdef HAVE_CF_LOCALE_ID | |
924 | /* | |
925 | * 'appleLangDefault()' - Get the default locale string. | |
926 | */ | |
927 | ||
928 | static const char * /* O - Locale string */ | |
929 | appleLangDefault(void) | |
930 | { | |
931 | CFPropertyListRef localizationList; | |
932 | /* List of localization data */ | |
933 | CFStringRef languageName; /* Current name */ | |
934 | CFStringRef localeName; /* Canonical from of name */ | |
935 | _cups_globals_t *cg = _cupsGlobals(); | |
936 | /* Pointer to library globals */ | |
937 | ||
938 | ||
939 | /* | |
940 | * Only do the lookup and translation the first time. | |
941 | */ | |
942 | ||
943 | if (!cg->language[0]) | |
944 | { | |
945 | localizationList = | |
946 | CFPreferencesCopyAppValue(CFSTR("AppleLanguages"), | |
947 | kCFPreferencesCurrentApplication); | |
948 | ||
949 | if (localizationList != NULL) | |
950 | { | |
951 | if (CFGetTypeID(localizationList) == CFArrayGetTypeID() && | |
952 | CFArrayGetCount(localizationList) > 0) | |
953 | { | |
954 | languageName = CFArrayGetValueAtIndex(localizationList, 0); | |
955 | ||
956 | if (languageName != NULL && | |
957 | CFGetTypeID(languageName) == CFStringGetTypeID()) | |
958 | { | |
959 | localeName = CFLocaleCreateCanonicalLocaleIdentifierFromString( | |
960 | kCFAllocatorDefault, languageName); | |
961 | ||
962 | if (localeName != NULL) | |
963 | { | |
964 | CFStringGetCString(localeName, cg->language, sizeof(cg->language), | |
965 | kCFStringEncodingASCII); | |
966 | CFRelease(localeName); | |
967 | ||
968 | if (!strcmp(cg->language, "en")) | |
969 | strlcpy(cg->language, "en_US.UTF-8", sizeof(cg->language)); | |
970 | else if (strchr(cg->language, '.') == NULL) | |
971 | strlcat(cg->language, ".UTF-8", sizeof(cg->language)); | |
972 | } | |
973 | } | |
974 | } | |
975 | ||
976 | CFRelease(localizationList); | |
977 | } | |
978 | ||
979 | /* | |
980 | * If we didn't find the language, default to en_US... | |
981 | */ | |
982 | ||
983 | if (!cg->language[0]) | |
984 | strlcpy(cg->language, "en_US.UTF-8", sizeof(cg->language)); | |
985 | } | |
986 | ||
987 | /* | |
988 | * Return the cached locale... | |
989 | */ | |
990 | ||
991 | return (cg->language); | |
992 | } | |
993 | # else | |
994 | /* | |
995 | * Code & data to translate OSX 10.2's language names to their ISO 639-1 | |
996 | * locale. | |
997 | */ | |
998 | ||
999 | typedef struct | |
1000 | { | |
1001 | const char * const name; /* Language name */ | |
1002 | const char * const locale; /* Locale name */ | |
1003 | } _apple_name_locale_t; | |
1004 | ||
1005 | static const _apple_name_locale_t apple_name_locale[] = | |
1006 | { | |
1007 | { "English" , "en_US.UTF-8" }, { "French" , "fr.UTF-8" }, | |
1008 | { "German" , "de.UTF-8" }, { "Italian" , "it.UTF-8" }, | |
1009 | { "Dutch" , "nl.UTF-8" }, { "Swedish" , "sv.UTF-8" }, | |
1010 | { "Spanish" , "es.UTF-8" }, { "Danish" , "da.UTF-8" }, | |
1011 | { "Portuguese" , "pt.UTF-8" }, { "Norwegian" , "no.UTF-8" }, | |
1012 | { "Hebrew" , "he.UTF-8" }, { "Japanese" , "ja.UTF-8" }, | |
1013 | { "Arabic" , "ar.UTF-8" }, { "Finnish" , "fi.UTF-8" }, | |
1014 | { "Greek" , "el.UTF-8" }, { "Icelandic" , "is.UTF-8" }, | |
1015 | { "Maltese" , "mt.UTF-8" }, { "Turkish" , "tr.UTF-8" }, | |
1016 | { "Croatian" , "hr.UTF-8" }, { "Chinese" , "zh.UTF-8" }, | |
1017 | { "Urdu" , "ur.UTF-8" }, { "Hindi" , "hi.UTF-8" }, | |
1018 | { "Thai" , "th.UTF-8" }, { "Korean" , "ko.UTF-8" }, | |
1019 | { "Lithuanian" , "lt.UTF-8" }, { "Polish" , "pl.UTF-8" }, | |
1020 | { "Hungarian" , "hu.UTF-8" }, { "Estonian" , "et.UTF-8" }, | |
1021 | { "Latvian" , "lv.UTF-8" }, { "Sami" , "se.UTF-8" }, | |
1022 | { "Faroese" , "fo.UTF-8" }, { "Farsi" , "fa.UTF-8" }, | |
1023 | { "Russian" , "ru.UTF-8" }, { "Chinese" , "zh.UTF-8" }, | |
1024 | { "Dutch" , "nl.UTF-8" }, { "Irish" , "ga.UTF-8" }, | |
1025 | { "Albanian" , "sq.UTF-8" }, { "Romanian" , "ro.UTF-8" }, | |
1026 | { "Czech" , "cs.UTF-8" }, { "Slovak" , "sk.UTF-8" }, | |
1027 | { "Slovenian" , "sl.UTF-8" }, { "Yiddish" , "yi.UTF-8" }, | |
1028 | { "Serbian" , "sr.UTF-8" }, { "Macedonian" , "mk.UTF-8" }, | |
1029 | { "Bulgarian" , "bg.UTF-8" }, { "Ukrainian" , "uk.UTF-8" }, | |
1030 | { "Byelorussian", "be.UTF-8" }, { "Uzbek" , "uz.UTF-8" }, | |
1031 | { "Kazakh" , "kk.UTF-8" }, { "Azerbaijani", "az.UTF-8" }, | |
1032 | { "Azerbaijani" , "az.UTF-8" }, { "Armenian" , "hy.UTF-8" }, | |
1033 | { "Georgian" , "ka.UTF-8" }, { "Moldavian" , "mo.UTF-8" }, | |
1034 | { "Kirghiz" , "ky.UTF-8" }, { "Tajiki" , "tg.UTF-8" }, | |
1035 | { "Turkmen" , "tk.UTF-8" }, { "Mongolian" , "mn.UTF-8" }, | |
1036 | { "Mongolian" , "mn.UTF-8" }, { "Pashto" , "ps.UTF-8" }, | |
1037 | { "Kurdish" , "ku.UTF-8" }, { "Kashmiri" , "ks.UTF-8" }, | |
1038 | { "Sindhi" , "sd.UTF-8" }, { "Tibetan" , "bo.UTF-8" }, | |
1039 | { "Nepali" , "ne.UTF-8" }, { "Sanskrit" , "sa.UTF-8" }, | |
1040 | { "Marathi" , "mr.UTF-8" }, { "Bengali" , "bn.UTF-8" }, | |
1041 | { "Assamese" , "as.UTF-8" }, { "Gujarati" , "gu.UTF-8" }, | |
1042 | { "Punjabi" , "pa.UTF-8" }, { "Oriya" , "or.UTF-8" }, | |
1043 | { "Malayalam" , "ml.UTF-8" }, { "Kannada" , "kn.UTF-8" }, | |
1044 | { "Tamil" , "ta.UTF-8" }, { "Telugu" , "te.UTF-8" }, | |
1045 | { "Sinhalese" , "si.UTF-8" }, { "Burmese" , "my.UTF-8" }, | |
1046 | { "Khmer" , "km.UTF-8" }, { "Lao" , "lo.UTF-8" }, | |
1047 | { "Vietnamese" , "vi.UTF-8" }, { "Indonesian" , "id.UTF-8" }, | |
1048 | { "Tagalog" , "tl.UTF-8" }, { "Malay" , "ms.UTF-8" }, | |
1049 | { "Malay" , "ms.UTF-8" }, { "Amharic" , "am.UTF-8" }, | |
1050 | { "Tigrinya" , "ti.UTF-8" }, { "Oromo" , "om.UTF-8" }, | |
1051 | { "Somali" , "so.UTF-8" }, { "Swahili" , "sw.UTF-8" }, | |
1052 | { "Kinyarwanda" , "rw.UTF-8" }, { "Rundi" , "rn.UTF-8" }, | |
1053 | { "Nyanja" , "" }, { "Malagasy" , "mg.UTF-8" }, | |
1054 | { "Esperanto" , "eo.UTF-8" }, { "Welsh" , "cy.UTF-8" }, | |
1055 | { "Basque" , "eu.UTF-8" }, { "Catalan" , "ca.UTF-8" }, | |
1056 | { "Latin" , "la.UTF-8" }, { "Quechua" , "qu.UTF-8" }, | |
1057 | { "Guarani" , "gn.UTF-8" }, { "Aymara" , "ay.UTF-8" }, | |
1058 | { "Tatar" , "tt.UTF-8" }, { "Uighur" , "ug.UTF-8" }, | |
1059 | { "Dzongkha" , "dz.UTF-8" }, { "Javanese" , "jv.UTF-8" }, | |
1060 | { "Sundanese" , "su.UTF-8" }, { "Galician" , "gl.UTF-8" }, | |
1061 | { "Afrikaans" , "af.UTF-8" }, { "Breton" , "br.UTF-8" }, | |
1062 | { "Inuktitut" , "iu.UTF-8" }, { "Scottish" , "gd.UTF-8" }, | |
1063 | { "Manx" , "gv.UTF-8" }, { "Irish" , "ga.UTF-8" }, | |
1064 | { "Tongan" , "to.UTF-8" }, { "Greek" , "el.UTF-8" }, | |
1065 | { "Greenlandic" , "kl.UTF-8" }, { "Azerbaijani", "az.UTF-8" } | |
1066 | }; | |
1067 | ||
1068 | ||
1069 | /* | |
1070 | * 'appleLangDefault()' - Get the default locale string. | |
1071 | */ | |
1072 | ||
1073 | static const char * /* O - Locale string */ | |
1074 | appleLangDefault(void) | |
1075 | { | |
1076 | int i; /* Looping var */ | |
1077 | CFPropertyListRef localizationList; | |
1078 | /* List of localization data */ | |
1079 | CFStringRef localizationName; | |
1080 | /* Current name */ | |
1081 | char buff[256]; /* Temporary buffer */ | |
1082 | _cups_globals_t *cg = _cupsGlobals(); | |
1083 | /* Pointer to library globals */ | |
1084 | ||
1085 | ||
1086 | /* | |
1087 | * Only do the lookup and translation the first time. | |
1088 | */ | |
1089 | ||
1090 | if (cg->language == NULL) | |
1091 | { | |
1092 | localizationList = | |
1093 | CFPreferencesCopyAppValue(CFSTR("AppleLanguages"), | |
1094 | kCFPreferencesCurrentApplication); | |
1095 | ||
1096 | if (localizationList != NULL) | |
1097 | { | |
1098 | if (CFGetTypeID(localizationList) == CFArrayGetTypeID() && | |
1099 | CFArrayGetCount(localizationList) > 0) | |
1100 | { | |
1101 | localizationName = CFArrayGetValueAtIndex(localizationList, 0); | |
1102 | ||
1103 | if (localizationName != NULL && | |
1104 | CFGetTypeID(localizationName) == CFStringGetTypeID()) | |
1105 | { | |
1106 | CFIndex length = CFStringGetLength(localizationName); | |
1107 | ||
1108 | if (length <= sizeof(buff) && | |
1109 | CFStringGetCString(localizationName, buff, sizeof(buff), | |
1110 | kCFStringEncodingASCII)) | |
1111 | { | |
1112 | buff[sizeof(buff) - 1] = '\0'; | |
1113 | ||
1114 | for (i = 0; | |
1115 | i < sizeof(apple_name_locale) / sizeof(apple_name_locale[0]); | |
1116 | i++) | |
1117 | { | |
1118 | if (!strcasecmp(buff, apple_name_locale[i].name)) | |
1119 | { | |
1120 | cg->language = apple_name_locale[i].locale; | |
1121 | break; | |
1122 | } | |
1123 | } | |
1124 | } | |
1125 | } | |
1126 | } | |
1127 | ||
1128 | CFRelease(localizationList); | |
1129 | } | |
1130 | ||
1131 | /* | |
1132 | * If we didn't find the language, default to en_US... | |
1133 | */ | |
1134 | ||
1135 | if (cg->language == NULL) | |
1136 | cg->language = apple_name_locale[0].locale; | |
1137 | } | |
1138 | ||
1139 | /* | |
1140 | * Return the cached locale... | |
1141 | */ | |
1142 | ||
1143 | return (cg->language); | |
1144 | } | |
1145 | # endif /* HAVE_CF_LOCALE_ID */ | |
1146 | #endif /* __APPLE__ */ | |
1147 | ||
1148 | ||
1149 | /* | |
1150 | * 'cups_cache_lookup()' - Lookup a language in the cache... | |
1151 | */ | |
1152 | ||
1153 | static cups_lang_t * /* O - Language data or NULL */ | |
1154 | cups_cache_lookup(const char *name,/* I - Name of locale */ | |
1155 | cups_encoding_t encoding) | |
1156 | /* I - Encoding of locale */ | |
1157 | { | |
1158 | cups_lang_t *lang; /* Current language */ | |
1159 | ||
1160 | ||
1161 | DEBUG_printf(("cups_cache_lookup(name=\"%s\", encoding=%d(%s))\n", name, | |
1162 | encoding, encoding == CUPS_AUTO_ENCODING ? "auto" : | |
1163 | lang_encodings[encoding])); | |
1164 | ||
1165 | /* | |
1166 | * Loop through the cache and return a match if found... | |
1167 | */ | |
1168 | ||
1169 | for (lang = _cupsGlobals()->lang_cache; lang != NULL; lang = lang->next) | |
1170 | { | |
1171 | DEBUG_printf(("cups_cache_lookup: lang=%p, language=\"%s\", encoding=%d(%s)\n", | |
1172 | lang, lang->language, lang->encoding, | |
1173 | lang_encodings[lang->encoding])); | |
1174 | ||
1175 | if (!strcmp(lang->language, name) && | |
1176 | (encoding == CUPS_AUTO_ENCODING || encoding == lang->encoding)) | |
1177 | { | |
1178 | lang->used ++; | |
1179 | ||
1180 | DEBUG_puts("cups_cache_lookup: returning match!"); | |
1181 | ||
1182 | return (lang); | |
1183 | } | |
1184 | } | |
1185 | ||
1186 | DEBUG_puts("cups_cache_lookup: returning NULL!"); | |
1187 | ||
1188 | return (NULL); | |
1189 | } | |
1190 | ||
1191 | ||
1192 | /* | |
1193 | * 'cups_message_compare()' - Compare two messages. | |
1194 | */ | |
1195 | ||
1196 | static int /* O - Result of comparison */ | |
1197 | cups_message_compare( | |
1198 | _cups_message_t *m1, /* I - First message */ | |
1199 | _cups_message_t *m2) /* I - Second message */ | |
1200 | { | |
1201 | return (strcmp(m1->id, m2->id)); | |
1202 | } | |
1203 | ||
1204 | ||
1205 | /* | |
1206 | * 'cups_unquote()' - Unquote characters in strings... | |
1207 | */ | |
1208 | ||
1209 | static void | |
1210 | cups_unquote(char *d, /* O - Unquoted string */ | |
1211 | const char *s) /* I - Original string */ | |
1212 | { | |
1213 | while (*s) | |
1214 | { | |
1215 | if (*s == '\\') | |
1216 | { | |
1217 | s ++; | |
1218 | if (isdigit(*s)) | |
1219 | { | |
1220 | *d = 0; | |
1221 | ||
1222 | while (isdigit(*s)) | |
1223 | { | |
1224 | *d = *d * 8 + *s - '0'; | |
1225 | s ++; | |
1226 | } | |
1227 | } | |
1228 | else | |
1229 | { | |
1230 | if (*s == 'n') | |
1231 | *d ++ = '\n'; | |
1232 | else if (*s == 'r') | |
1233 | *d ++ = '\r'; | |
1234 | else if (*s == 't') | |
1235 | *d ++ = '\t'; | |
1236 | else | |
1237 | *d++ = *s; | |
1238 | ||
1239 | s ++; | |
1240 | } | |
1241 | } | |
1242 | else | |
1243 | *d++ = *s++; | |
1244 | } | |
1245 | ||
1246 | *d = '\0'; | |
1247 | } | |
1248 | ||
1249 | ||
1250 | /* | |
480ef0fe | 1251 | * End of "$Id: language.c 5243 2006-03-08 02:29:48Z mike $". |
ef416fc2 | 1252 | */ |