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ef416fc2 | 1 | /* |
2e4ff8af | 2 | * "$Id: language.c 6916 2007-09-05 21:14:08Z mike $" |
ef416fc2 | 3 | * |
4 | * I18N/language support for the Common UNIX Printing System (CUPS). | |
5 | * | |
bc44d920 | 6 | * Copyright 2007 by Apple Inc. |
b86bc4cf | 7 | * Copyright 1997-2007 by Easy Software Products. |
ef416fc2 | 8 | * |
9 | * These coded instructions, statements, and computer programs are the | |
bc44d920 | 10 | * property of Apple Inc. and are protected by Federal copyright |
11 | * law. Distribution and use rights are outlined in the file "LICENSE.txt" | |
12 | * which should have been included with this file. If this file is | |
13 | * file is missing or damaged, see the license at "http://www.cups.org/". | |
ef416fc2 | 14 | * |
15 | * This file is subject to the Apple OS-Developed Software exception. | |
16 | * | |
17 | * Contents: | |
18 | * | |
0a682745 MS |
19 | * _cupsAppleLanguage() - Get the Apple language identifier associated |
20 | * with a locale ID. | |
ef416fc2 | 21 | * _cupsEncodingName() - Return the character encoding name string |
22 | * for the given encoding enumeration. | |
23 | * cupsLangDefault() - Return the default language. | |
24 | * cupsLangEncoding() - Return the character encoding (us-ascii, etc.) | |
25 | * for the given language. | |
26 | * cupsLangFlush() - Flush all language data out of the cache. | |
27 | * cupsLangFree() - Free language data. | |
28 | * cupsLangGet() - Get a language. | |
29 | * _cupsLangString() - Get a message string. | |
30 | * _cupsMessageFree() - Free a messages array. | |
31 | * _cupsMessageLoad() - Load a .po file into a messages array. | |
32 | * _cupsMessageLookup() - Lookup a message string. | |
ef416fc2 | 33 | * appleLangDefault() - Get the default locale string. |
34 | * cups_cache_lookup() - Lookup a language in the cache... | |
35 | * cups_message_compare() - Compare two messages. | |
36 | * cups_unquote() - Unquote characters in strings... | |
37 | */ | |
38 | ||
39 | /* | |
40 | * Include necessary headers... | |
41 | */ | |
42 | ||
43 | #include "globals.h" | |
44 | #include "debug.h" | |
45 | #include <stdlib.h> | |
bd7854cb | 46 | #include <errno.h> |
ef416fc2 | 47 | #ifdef HAVE_LANGINFO_H |
48 | # include <langinfo.h> | |
49 | #endif /* HAVE_LANGINFO_H */ | |
50 | #ifdef WIN32 | |
51 | # include <io.h> | |
52 | #else | |
53 | # include <unistd.h> | |
54 | #endif /* WIN32 */ | |
fa73b229 | 55 | #ifdef HAVE_COREFOUNDATION_H |
56 | # include <CoreFoundation/CoreFoundation.h> | |
57 | #endif /* HAVE_COREFOUNDATION_H */ | |
ef416fc2 | 58 | |
59 | ||
d6ae789d | 60 | /* |
61 | * Local globals... | |
62 | */ | |
63 | ||
64 | #ifdef HAVE_PTHREAD_H | |
65 | static pthread_mutex_t lang_mutex = PTHREAD_MUTEX_INITIALIZER; | |
66 | /* Mutex to control access to cache */ | |
67 | #endif /* HAVE_PTHREAD_H */ | |
68 | static cups_lang_t *lang_cache = NULL; | |
69 | /* Language string cache */ | |
ef416fc2 | 70 | static const char * const lang_encodings[] = |
71 | { /* Encoding strings */ | |
72 | "us-ascii", "iso-8859-1", | |
73 | "iso-8859-2", "iso-8859-3", | |
74 | "iso-8859-4", "iso-8859-5", | |
75 | "iso-8859-6", "iso-8859-7", | |
76 | "iso-8859-8", "iso-8859-9", | |
77 | "iso-8859-10", "utf-8", | |
78 | "iso-8859-13", "iso-8859-14", | |
79 | "iso-8859-15", "windows-874", | |
80 | "windows-1250", "windows-1251", | |
81 | "windows-1252", "windows-1253", | |
82 | "windows-1254", "windows-1255", | |
83 | "windows-1256", "windows-1257", | |
84 | "windows-1258", "koi8-r", | |
85 | "koi8-u", "iso-8859-11", | |
bd7854cb | 86 | "iso-8859-16", "mac-roman", |
ef416fc2 | 87 | "unknown", "unknown", |
88 | "unknown", "unknown", | |
89 | "unknown", "unknown", | |
90 | "unknown", "unknown", | |
91 | "unknown", "unknown", | |
92 | "unknown", "unknown", | |
93 | "unknown", "unknown", | |
94 | "unknown", "unknown", | |
95 | "unknown", "unknown", | |
96 | "unknown", "unknown", | |
97 | "unknown", "unknown", | |
98 | "unknown", "unknown", | |
99 | "unknown", "unknown", | |
100 | "unknown", "unknown", | |
101 | "unknown", "unknown", | |
102 | "unknown", "unknown", | |
103 | "unknown", "unknown", | |
104 | "windows-932", "windows-936", | |
105 | "windows-949", "windows-950", | |
106 | "windows-1361", "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 | "unknown", "unknown", | |
121 | "unknown", "unknown", | |
122 | "unknown", "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 | "euc-cn", "euc-jp", | |
137 | "euc-kr", "euc-tw" | |
138 | }; | |
139 | ||
0a682745 MS |
140 | #ifdef __APPLE__ |
141 | typedef struct | |
142 | { | |
143 | const char * const language; /* Language ID */ | |
144 | const char * const locale; /* Locale ID */ | |
145 | } _apple_language_locale_t; | |
146 | ||
147 | static const _apple_language_locale_t apple_language_locale[] = | |
148 | { /* Locale to language ID LUT */ | |
149 | { "en" , "en_US" }, | |
150 | { "nb" , "no" }, | |
151 | { "zh-Hans" , "zh_CN" }, | |
152 | { "zh-Hant" , "zh_TW" } | |
153 | }; | |
154 | #endif /* __APPLE__ */ | |
155 | ||
156 | ||
157 | /* | |
158 | * Local functions... | |
159 | */ | |
160 | ||
161 | #ifdef __APPLE__ | |
162 | static const char *appleLangDefault(void); | |
163 | #endif /* __APPLE__ */ | |
164 | static cups_lang_t *cups_cache_lookup(const char *name, | |
165 | cups_encoding_t encoding); | |
166 | static int cups_message_compare(_cups_message_t *m1, | |
167 | _cups_message_t *m2); | |
168 | static void cups_unquote(char *d, const char *s); | |
169 | ||
170 | ||
171 | #ifdef __APPLE__ | |
172 | /* | |
173 | * _cupsAppleLanguage() - Get the Apple language identifier associated | |
174 | * with a locale ID. | |
175 | */ | |
176 | ||
177 | const char * /* O - Language ID */ | |
178 | _cupsAppleLanguage(const char *locale, /* I - Locale ID */ | |
179 | char *language,/* I - Language ID buffer */ | |
180 | size_t langsize) /* I - Size of language ID buffer */ | |
181 | { | |
182 | int i; /* Looping var */ | |
183 | CFStringRef localeid, /* CF locale identifier */ | |
184 | langid; /* CF language identifier */ | |
185 | ||
186 | ||
187 | /* | |
188 | * Copy the locale name and convert, as needed, to the Apple-specific | |
189 | * locale identifier... | |
190 | */ | |
191 | ||
192 | switch (strlen(locale)) | |
193 | { | |
194 | default : | |
195 | /* | |
196 | * Invalid locale... | |
197 | */ | |
198 | ||
199 | strlcpy(language, "en", langsize); | |
200 | break; | |
201 | ||
202 | case 2 : | |
203 | strlcpy(language, locale, langsize); | |
204 | break; | |
205 | ||
206 | case 5 : | |
207 | strlcpy(language, locale, langsize); | |
208 | ||
209 | if (language[2] == '-') | |
210 | { | |
211 | /* | |
212 | * Convert ll-cc to ll_CC... | |
213 | */ | |
214 | ||
215 | language[2] = '_'; | |
216 | language[3] = toupper(language[3] & 255); | |
217 | language[4] = toupper(language[4] & 255); | |
218 | } | |
219 | break; | |
220 | } | |
221 | ||
222 | for (i = 0; | |
223 | i < (int)(sizeof(apple_language_locale) / | |
224 | sizeof(apple_language_locale[0])); | |
225 | i ++) | |
226 | if (!strcmp(locale, apple_language_locale[i].locale)) | |
227 | { | |
228 | strlcpy(language, apple_language_locale[i].language, sizeof(language)); | |
229 | break; | |
230 | } | |
231 | ||
232 | /* | |
233 | * Attempt to map the locale ID to a language ID... | |
234 | */ | |
235 | ||
236 | if ((localeid = CFStringCreateWithCString(kCFAllocatorDefault, language, | |
237 | kCFStringEncodingASCII)) != NULL) | |
238 | { | |
239 | if ((langid = CFLocaleCreateCanonicalLanguageIdentifierFromString( | |
240 | kCFAllocatorDefault, localeid)) != NULL) | |
241 | { | |
242 | CFStringGetCString(langid, language, langsize, kCFStringEncodingASCII); | |
243 | CFRelease(langid); | |
244 | } | |
245 | ||
246 | CFRelease(localeid); | |
247 | } | |
248 | ||
249 | /* | |
250 | * Return what we got... | |
251 | */ | |
252 | ||
253 | return (language); | |
254 | } | |
255 | #endif /* __APPLE__ */ | |
256 | ||
ef416fc2 | 257 | |
258 | /* | |
259 | * '_cupsEncodingName()' - Return the character encoding name string | |
260 | * for the given encoding enumeration. | |
261 | */ | |
262 | ||
263 | const char * /* O - Character encoding */ | |
264 | _cupsEncodingName( | |
265 | cups_encoding_t encoding) /* I - Encoding value */ | |
266 | { | |
267 | if (encoding < 0 || | |
268 | encoding >= (sizeof(lang_encodings) / sizeof(const char *))) | |
269 | return (lang_encodings[0]); | |
270 | else | |
271 | return (lang_encodings[encoding]); | |
272 | } | |
273 | ||
274 | ||
275 | /* | |
276 | * 'cupsLangDefault()' - Return the default language. | |
277 | */ | |
278 | ||
279 | cups_lang_t * /* O - Language data */ | |
280 | cupsLangDefault(void) | |
281 | { | |
282 | return (cupsLangGet(NULL)); | |
283 | } | |
284 | ||
285 | ||
286 | /* | |
287 | * 'cupsLangEncoding()' - Return the character encoding (us-ascii, etc.) | |
288 | * for the given language. | |
289 | */ | |
290 | ||
291 | const char * /* O - Character encoding */ | |
292 | cupsLangEncoding(cups_lang_t *lang) /* I - Language data */ | |
293 | { | |
294 | if (lang == NULL) | |
295 | return ((char*)lang_encodings[0]); | |
296 | else | |
297 | return ((char*)lang_encodings[lang->encoding]); | |
298 | } | |
299 | ||
300 | ||
301 | /* | |
302 | * 'cupsLangFlush()' - Flush all language data out of the cache. | |
303 | */ | |
304 | ||
305 | void | |
306 | cupsLangFlush(void) | |
307 | { | |
308 | cups_lang_t *lang, /* Current language */ | |
309 | *next; /* Next language */ | |
ef416fc2 | 310 | |
311 | ||
312 | /* | |
313 | * Free all languages in the cache... | |
314 | */ | |
315 | ||
d6ae789d | 316 | #ifdef HAVE_PTHREAD_H |
317 | pthread_mutex_lock(&lang_mutex); | |
318 | #endif /* HAVE_PTHREAD_H */ | |
319 | ||
320 | for (lang = lang_cache; lang != NULL; lang = next) | |
ef416fc2 | 321 | { |
322 | /* | |
323 | * Free all messages... | |
324 | */ | |
325 | ||
326 | _cupsMessageFree(lang->strings); | |
327 | ||
328 | /* | |
329 | * Then free the language structure itself... | |
330 | */ | |
331 | ||
332 | next = lang->next; | |
333 | free(lang); | |
334 | } | |
335 | ||
d6ae789d | 336 | lang_cache = NULL; |
337 | ||
338 | #ifdef HAVE_PTHREAD_H | |
339 | pthread_mutex_unlock(&lang_mutex); | |
340 | #endif /* HAVE_PTHREAD_H */ | |
ef416fc2 | 341 | } |
342 | ||
343 | ||
344 | /* | |
345 | * 'cupsLangFree()' - Free language data. | |
346 | * | |
347 | * This does not actually free anything; use cupsLangFlush() for that. | |
348 | */ | |
349 | ||
350 | void | |
351 | cupsLangFree(cups_lang_t *lang) /* I - Language to free */ | |
352 | { | |
d6ae789d | 353 | #ifdef HAVE_PTHREAD_H |
354 | pthread_mutex_lock(&lang_mutex); | |
355 | #endif /* HAVE_PTHREAD_H */ | |
356 | ||
ef416fc2 | 357 | if (lang != NULL && lang->used > 0) |
358 | lang->used --; | |
d6ae789d | 359 | |
360 | #ifdef HAVE_PTHREAD_H | |
361 | pthread_mutex_unlock(&lang_mutex); | |
362 | #endif /* HAVE_PTHREAD_H */ | |
ef416fc2 | 363 | } |
364 | ||
365 | ||
366 | /* | |
367 | * 'cupsLangGet()' - Get a language. | |
368 | */ | |
369 | ||
370 | cups_lang_t * /* O - Language data */ | |
371 | cupsLangGet(const char *language) /* I - Language or locale */ | |
372 | { | |
373 | int i; /* Looping var */ | |
480ef0fe | 374 | #ifndef __APPLE__ |
375 | char locale[255]; /* Copy of locale name */ | |
376 | #endif /* !__APPLE__ */ | |
377 | char langname[16], /* Requested language name */ | |
ef416fc2 | 378 | country[16], /* Country code */ |
379 | charset[16], /* Character set */ | |
ef416fc2 | 380 | *csptr, /* Pointer to CODESET string */ |
ef416fc2 | 381 | *ptr, /* Pointer into language/charset */ |
382 | real[48], /* Real language name */ | |
383 | filename[1024]; /* Filename for language locale file */ | |
384 | cups_encoding_t encoding; /* Encoding to use */ | |
385 | cups_lang_t *lang; /* Current language... */ | |
ef416fc2 | 386 | _cups_globals_t *cg = _cupsGlobals(); |
387 | /* Pointer to library globals */ | |
388 | static const char * const locale_encodings[] = | |
389 | { /* Locale charset names */ | |
390 | "ASCII", "ISO88591", "ISO88592", "ISO88593", | |
391 | "ISO88594", "ISO88595", "ISO88596", "ISO88597", | |
392 | "ISO88598", "ISO88599", "ISO885910", "UTF8", | |
393 | "ISO885913", "ISO885914", "ISO885915", "CP874", | |
394 | "CP1250", "CP1251", "CP1252", "CP1253", | |
395 | "CP1254", "CP1255", "CP1256", "CP1257", | |
396 | "CP1258", "KOI8R", "KOI8U", "ISO885911", | |
bd7854cb | 397 | "ISO885916", "MACROMAN", "", "", |
ef416fc2 | 398 | |
399 | "", "", "", "", | |
400 | "", "", "", "", | |
401 | "", "", "", "", | |
402 | "", "", "", "", | |
403 | "", "", "", "", | |
404 | "", "", "", "", | |
405 | "", "", "", "", | |
406 | "", "", "", "", | |
407 | ||
408 | "CP932", "CP936", "CP949", "CP950", | |
409 | "CP1361", "", "", "", | |
410 | "", "", "", "", | |
411 | "", "", "", "", | |
412 | "", "", "", "", | |
413 | "", "", "", "", | |
414 | "", "", "", "", | |
415 | "", "", "", "", | |
416 | ||
417 | "", "", "", "", | |
418 | "", "", "", "", | |
419 | "", "", "", "", | |
420 | "", "", "", "", | |
421 | "", "", "", "", | |
422 | "", "", "", "", | |
423 | "", "", "", "", | |
424 | "", "", "", "", | |
425 | ||
426 | "EUCCN", "EUCJP", "EUCKR", "EUCTW" | |
427 | }; | |
428 | ||
429 | ||
430 | DEBUG_printf(("cupsLangGet(language=\"%s\")\n", language ? language : "(null)")); | |
431 | ||
432 | #ifdef __APPLE__ | |
757d2cad | 433 | /* |
434 | * Set the character set to UTF-8... | |
435 | */ | |
436 | ||
437 | strcpy(charset, "UTF8"); | |
438 | ||
ef416fc2 | 439 | /* |
440 | * Apple's setlocale doesn't give us the user's localization | |
441 | * preference so we have to look it up this way... | |
442 | */ | |
443 | ||
3d8365b8 | 444 | if (!language && (language = getenv("LANG")) == NULL) |
ef416fc2 | 445 | language = appleLangDefault(); |
757d2cad | 446 | |
ef416fc2 | 447 | #else |
757d2cad | 448 | /* |
449 | * Set the charset to "unknown"... | |
450 | */ | |
451 | ||
452 | charset[0] = '\0'; | |
453 | ||
454 | /* | |
455 | * Use setlocale() to determine the currently set locale, and then | |
456 | * fallback to environment variables to avoid setting the locale, | |
457 | * since setlocale() is not thread-safe! | |
458 | */ | |
459 | ||
460 | if (!language) | |
ef416fc2 | 461 | { |
462 | /* | |
463 | * First see if the locale has been set; if it is still "C" or | |
757d2cad | 464 | * "POSIX", use the environment to get the default... |
ef416fc2 | 465 | */ |
466 | ||
467 | # ifdef LC_MESSAGES | |
468 | ptr = setlocale(LC_MESSAGES, NULL); | |
469 | # else | |
470 | ptr = setlocale(LC_ALL, NULL); | |
471 | # endif /* LC_MESSAGES */ | |
472 | ||
473 | DEBUG_printf(("cupsLangGet: current locale is \"%s\"\n", | |
474 | ptr ? ptr : "(null)")); | |
475 | ||
476 | if (!ptr || !strcmp(ptr, "C") || !strcmp(ptr, "POSIX")) | |
ef416fc2 | 477 | { |
757d2cad | 478 | /* |
479 | * Get the character set from the LC_CTYPE locale setting... | |
480 | */ | |
481 | ||
482 | if ((ptr = getenv("LC_CTYPE")) == NULL) | |
483 | if ((ptr = getenv("LC_ALL")) == NULL) | |
484 | if ((ptr = getenv("LANG")) == NULL) | |
485 | ptr = "en_US"; | |
486 | ||
487 | if ((csptr = strchr(ptr, '.')) != NULL) | |
488 | { | |
489 | /* | |
490 | * Extract the character set from the environment... | |
491 | */ | |
492 | ||
493 | for (ptr = charset, csptr ++; *csptr; csptr ++) | |
494 | if (ptr < (charset + sizeof(charset) - 1) && isalnum(*csptr & 255)) | |
495 | *ptr++ = *csptr; | |
496 | ||
497 | *ptr = '\0'; | |
498 | } | |
757d2cad | 499 | |
500 | /* | |
501 | * Get the locale for messages from the LC_MESSAGES locale setting... | |
502 | */ | |
503 | ||
504 | if ((ptr = getenv("LC_MESSAGES")) == NULL) | |
505 | if ((ptr = getenv("LC_ALL")) == NULL) | |
506 | if ((ptr = getenv("LANG")) == NULL) | |
507 | ptr = "en_US"; | |
ef416fc2 | 508 | } |
ef416fc2 | 509 | |
510 | if (ptr) | |
511 | { | |
512 | strlcpy(locale, ptr, sizeof(locale)); | |
513 | language = locale; | |
514 | ||
a41f09e2 MS |
515 | /* |
516 | * CUPS STR #2575: Map "nb" to "no" for back-compatibility... | |
517 | */ | |
518 | ||
519 | if (!strncmp(locale, "nb", 2)) | |
520 | locale[1] = 'o'; | |
521 | ||
522 | DEBUG_printf(("cupsLangGet: new language value is \"%s\"\n", language)); | |
ef416fc2 | 523 | } |
524 | } | |
525 | #endif /* __APPLE__ */ | |
526 | ||
527 | /* | |
528 | * If "language" is NULL at this point, then chances are we are using | |
529 | * a language that is not installed for the base OS. | |
530 | */ | |
531 | ||
532 | if (!language) | |
533 | { | |
534 | /* | |
757d2cad | 535 | * Switch to the POSIX ("C") locale... |
ef416fc2 | 536 | */ |
537 | ||
757d2cad | 538 | language = "C"; |
ef416fc2 | 539 | } |
540 | ||
ef416fc2 | 541 | #ifdef CODESET |
542 | /* | |
543 | * On systems that support the nl_langinfo(CODESET) call, use | |
544 | * this value as the character set... | |
545 | */ | |
546 | ||
757d2cad | 547 | if (!charset[0] && (csptr = nl_langinfo(CODESET)) != NULL) |
ef416fc2 | 548 | { |
549 | /* | |
550 | * Copy all of the letters and numbers in the CODESET string... | |
551 | */ | |
552 | ||
553 | for (ptr = charset; *csptr; csptr ++) | |
554 | if (isalnum(*csptr & 255) && ptr < (charset + sizeof(charset) - 1)) | |
555 | *ptr++ = *csptr; | |
556 | ||
557 | *ptr = '\0'; | |
558 | ||
559 | DEBUG_printf(("cupsLangGet: charset set to \"%s\" via nl_langinfo(CODESET)...\n", | |
560 | charset)); | |
561 | } | |
562 | #endif /* CODESET */ | |
563 | ||
07725fee | 564 | /* |
565 | * If we don't have a character set by now, default to UTF-8... | |
566 | */ | |
567 | ||
568 | if (!charset[0]) | |
569 | strcpy(charset, "UTF8"); | |
570 | ||
ef416fc2 | 571 | /* |
572 | * Parse the language string passed in to a locale string. "C" is the | |
573 | * standard POSIX locale and is copied unchanged. Otherwise the | |
574 | * language string is converted from ll-cc[.charset] (language-country) | |
575 | * to ll_CC[.CHARSET] to match the file naming convention used by all | |
576 | * POSIX-compliant operating systems. Invalid language names are mapped | |
577 | * to the POSIX locale. | |
578 | */ | |
579 | ||
580 | country[0] = '\0'; | |
581 | ||
582 | if (language == NULL || !language[0] || | |
583 | !strcmp(language, "POSIX")) | |
584 | strcpy(langname, "C"); | |
585 | else | |
586 | { | |
587 | /* | |
588 | * Copy the parts of the locale string over safely... | |
589 | */ | |
590 | ||
591 | for (ptr = langname; *language; language ++) | |
592 | if (*language == '_' || *language == '-' || *language == '.') | |
593 | break; | |
594 | else if (ptr < (langname + sizeof(langname) - 1)) | |
595 | *ptr++ = tolower(*language & 255); | |
596 | ||
597 | *ptr = '\0'; | |
598 | ||
599 | if (*language == '_' || *language == '-') | |
600 | { | |
601 | /* | |
602 | * Copy the country code... | |
603 | */ | |
604 | ||
605 | for (language ++, ptr = country; *language; language ++) | |
606 | if (*language == '.') | |
607 | break; | |
608 | else if (ptr < (country + sizeof(country) - 1)) | |
609 | *ptr++ = toupper(*language & 255); | |
610 | ||
611 | *ptr = '\0'; | |
612 | } | |
613 | ||
614 | if (*language == '.' && !charset[0]) | |
615 | { | |
616 | /* | |
617 | * Copy the encoding... | |
618 | */ | |
619 | ||
620 | for (language ++, ptr = charset; *language; language ++) | |
621 | if (isalnum(*language & 255) && ptr < (charset + sizeof(charset) - 1)) | |
622 | *ptr++ = toupper(*language & 255); | |
623 | ||
624 | *ptr = '\0'; | |
625 | } | |
626 | ||
627 | /* | |
628 | * Force a POSIX locale for an invalid language name... | |
629 | */ | |
630 | ||
631 | if (strlen(langname) != 2) | |
632 | { | |
633 | strcpy(langname, "C"); | |
634 | country[0] = '\0'; | |
635 | charset[0] = '\0'; | |
636 | } | |
637 | } | |
638 | ||
ef416fc2 | 639 | DEBUG_printf(("cupsLangGet: langname=\"%s\", country=\"%s\", charset=\"%s\"\n", |
640 | langname, country, charset)); | |
641 | ||
642 | /* | |
643 | * Figure out the desired encoding... | |
644 | */ | |
645 | ||
646 | encoding = CUPS_AUTO_ENCODING; | |
647 | ||
648 | if (charset[0]) | |
649 | { | |
bd7854cb | 650 | for (i = 0; |
651 | i < (int)(sizeof(locale_encodings) / sizeof(locale_encodings[0])); | |
652 | i ++) | |
ef416fc2 | 653 | if (!strcasecmp(charset, locale_encodings[i])) |
654 | { | |
655 | encoding = (cups_encoding_t)i; | |
656 | break; | |
657 | } | |
8ca02f3c | 658 | |
659 | if (encoding == CUPS_AUTO_ENCODING) | |
660 | { | |
661 | /* | |
662 | * Map alternate names for various character sets... | |
663 | */ | |
664 | ||
665 | if (!strcasecmp(charset, "iso-2022-jp") || | |
666 | !strcasecmp(charset, "sjis")) | |
667 | encoding = CUPS_WINDOWS_932; | |
668 | else if (!strcasecmp(charset, "iso-2022-cn")) | |
669 | encoding = CUPS_WINDOWS_936; | |
670 | else if (!strcasecmp(charset, "iso-2022-kr")) | |
671 | encoding = CUPS_WINDOWS_949; | |
672 | else if (!strcasecmp(charset, "big5")) | |
673 | encoding = CUPS_WINDOWS_950; | |
674 | } | |
ef416fc2 | 675 | } |
676 | ||
677 | DEBUG_printf(("cupsLangGet: encoding=%d(%s)\n", encoding, | |
678 | encoding == CUPS_AUTO_ENCODING ? "auto" : | |
679 | lang_encodings[encoding])); | |
680 | ||
681 | /* | |
682 | * See if we already have this language/country loaded... | |
683 | */ | |
684 | ||
bd7854cb | 685 | if (country[0]) |
686 | { | |
687 | snprintf(real, sizeof(real), "%s_%s", langname, country); | |
ef416fc2 | 688 | |
bd7854cb | 689 | snprintf(filename, sizeof(filename), "%s/%s/cups_%s.po", cg->localedir, |
690 | real, real); | |
691 | } | |
692 | else | |
d6ae789d | 693 | { |
694 | strcpy(real, langname); | |
bd7854cb | 695 | filename[0] = '\0'; /* anti-compiler-warning-code */ |
d6ae789d | 696 | } |
697 | ||
698 | #ifdef HAVE_PTHREAD_H | |
699 | pthread_mutex_lock(&lang_mutex); | |
700 | #endif /* HAVE_PTHREAD_H */ | |
701 | ||
c0e1af83 | 702 | if ((lang = cups_cache_lookup(real, encoding)) != NULL) |
d6ae789d | 703 | { |
704 | #ifdef HAVE_PTHREAD_H | |
705 | pthread_mutex_unlock(&lang_mutex); | |
706 | #endif /* HAVE_PTHREAD_H */ | |
707 | ||
708 | return (lang); | |
709 | } | |
ef416fc2 | 710 | |
711 | if (!country[0] || access(filename, 0)) | |
712 | { | |
713 | /* | |
714 | * Country localization not available, look for generic localization... | |
715 | */ | |
716 | ||
bd7854cb | 717 | snprintf(filename, sizeof(filename), "%s/%s/cups_%s.po", cg->localedir, |
ef416fc2 | 718 | langname, langname); |
719 | ||
720 | if (access(filename, 0)) | |
721 | { | |
722 | /* | |
723 | * No generic localization, so use POSIX... | |
724 | */ | |
725 | ||
bd7854cb | 726 | DEBUG_printf(("access(\"%s\", 0): %s\n", filename, strerror(errno))); |
727 | ||
bd7854cb | 728 | snprintf(filename, sizeof(filename), "%s/C/cups_C.po", cg->localedir); |
ef416fc2 | 729 | } |
ef416fc2 | 730 | } |
731 | ||
732 | /* | |
733 | * See if there is a free language available; if so, use that | |
734 | * record... | |
735 | */ | |
736 | ||
d6ae789d | 737 | for (lang = lang_cache; lang != NULL; lang = lang->next) |
ef416fc2 | 738 | if (lang->used == 0) |
739 | break; | |
740 | ||
741 | if (lang == NULL) | |
742 | { | |
743 | /* | |
744 | * Allocate memory for the language and add it to the cache. | |
745 | */ | |
746 | ||
747 | if ((lang = calloc(sizeof(cups_lang_t), 1)) == NULL) | |
d6ae789d | 748 | { |
749 | #ifdef HAVE_PTHREAD_H | |
750 | pthread_mutex_unlock(&lang_mutex); | |
751 | #endif /* HAVE_PTHREAD_H */ | |
752 | ||
ef416fc2 | 753 | return (NULL); |
d6ae789d | 754 | } |
ef416fc2 | 755 | |
d6ae789d | 756 | lang->next = lang_cache; |
757 | lang_cache = lang; | |
ef416fc2 | 758 | } |
bd7854cb | 759 | else |
760 | { | |
761 | /* | |
762 | * Free all old strings as needed... | |
763 | */ | |
ef416fc2 | 764 | |
bd7854cb | 765 | _cupsMessageFree(lang->strings); |
766 | } | |
ef416fc2 | 767 | |
768 | /* | |
769 | * Then assign the language and encoding fields... | |
770 | */ | |
771 | ||
772 | lang->used ++; | |
773 | strlcpy(lang->language, real, sizeof(lang->language)); | |
774 | ||
775 | if (encoding != CUPS_AUTO_ENCODING) | |
776 | lang->encoding = encoding; | |
777 | else | |
778 | lang->encoding = CUPS_UTF8; | |
779 | ||
780 | /* | |
781 | * Read the strings from the file... | |
782 | */ | |
783 | ||
784 | lang->strings = _cupsMessageLoad(filename); | |
785 | ||
786 | /* | |
787 | * Return... | |
788 | */ | |
789 | ||
d6ae789d | 790 | #ifdef HAVE_PTHREAD_H |
791 | pthread_mutex_unlock(&lang_mutex); | |
792 | #endif /* HAVE_PTHREAD_H */ | |
793 | ||
ef416fc2 | 794 | return (lang); |
795 | } | |
796 | ||
797 | ||
798 | /* | |
799 | * '_cupsLangString()' - Get a message string. | |
800 | * | |
801 | * The returned string is UTF-8 encoded; use cupsUTF8ToCharset() to | |
802 | * convert the string to the language encoding. | |
803 | */ | |
804 | ||
805 | const char * /* O - Localized message */ | |
806 | _cupsLangString(cups_lang_t *lang, /* I - Language */ | |
807 | const char *message) /* I - Message */ | |
808 | { | |
809 | /* | |
810 | * Range check input... | |
811 | */ | |
812 | ||
813 | if (!lang || !message) | |
814 | return (message); | |
815 | ||
d6ae789d | 816 | #ifdef HAVE_PTHREAD_H |
817 | { | |
818 | const char *s; /* Localized message */ | |
819 | ||
820 | pthread_mutex_lock(&lang_mutex); | |
821 | ||
822 | s = _cupsMessageLookup(lang->strings, message); | |
823 | ||
824 | pthread_mutex_unlock(&lang_mutex); | |
825 | ||
826 | return (s); | |
827 | } | |
828 | #else | |
ef416fc2 | 829 | return (_cupsMessageLookup(lang->strings, message)); |
d6ae789d | 830 | #endif /* HAVE_PTHREAD_H */ |
ef416fc2 | 831 | } |
832 | ||
833 | ||
834 | /* | |
835 | * '_cupsMessageFree()' - Free a messages array. | |
836 | */ | |
837 | ||
838 | void | |
839 | _cupsMessageFree(cups_array_t *a) /* I - Message array */ | |
840 | { | |
841 | _cups_message_t *m; /* Current message */ | |
842 | ||
843 | ||
844 | for (m = (_cups_message_t *)cupsArrayFirst(a); | |
845 | m; | |
846 | m = (_cups_message_t *)cupsArrayNext(a)) | |
847 | { | |
848 | /* | |
849 | * Remove the message from the array, then free the message and strings. | |
850 | */ | |
851 | ||
852 | cupsArrayRemove(a, m); | |
853 | ||
854 | if (m->id) | |
855 | free(m->id); | |
856 | ||
857 | if (m->str) | |
858 | free(m->str); | |
859 | ||
860 | free(m); | |
861 | } | |
862 | ||
863 | /* | |
864 | * Free the array... | |
865 | */ | |
866 | ||
867 | cupsArrayDelete(a); | |
868 | } | |
869 | ||
870 | ||
871 | /* | |
872 | * '_cupsMessageLoad()' - Load a .po file into a messages array. | |
873 | */ | |
874 | ||
875 | cups_array_t * /* O - New message array */ | |
876 | _cupsMessageLoad(const char *filename) /* I - Message catalog to load */ | |
877 | { | |
878 | cups_file_t *fp; /* Message file */ | |
879 | cups_array_t *a; /* Message array */ | |
880 | _cups_message_t *m; /* Current message */ | |
881 | char s[4096], /* String buffer */ | |
882 | *ptr, /* Pointer into buffer */ | |
883 | *temp; /* New string */ | |
884 | int length; /* Length of combined strings */ | |
885 | ||
886 | ||
bd7854cb | 887 | DEBUG_printf(("_cupsMessageLoad(filename=\"%s\")\n", filename)); |
888 | ||
ef416fc2 | 889 | /* |
890 | * Create an array to hold the messages... | |
891 | */ | |
892 | ||
893 | if ((a = cupsArrayNew((cups_array_func_t)cups_message_compare, NULL)) == NULL) | |
894 | return (NULL); | |
895 | ||
896 | /* | |
897 | * Open the message catalog file... | |
898 | */ | |
899 | ||
900 | if ((fp = cupsFileOpen(filename, "r")) == NULL) | |
901 | return (a); | |
902 | ||
903 | /* | |
904 | * Read messages from the catalog file until EOF... | |
905 | * | |
906 | * The format is the GNU gettext .po format, which is fairly simple: | |
907 | * | |
908 | * msgid "some text" | |
909 | * msgstr "localized text" | |
910 | * | |
bd7854cb | 911 | * The ID and localized text can span multiple lines using the form: |
ef416fc2 | 912 | * |
bd7854cb | 913 | * msgid "" |
914 | * "some long text" | |
915 | * msgstr "" | |
916 | * "localized text spanning " | |
ef416fc2 | 917 | * "multiple lines" |
918 | */ | |
919 | ||
920 | m = NULL; | |
921 | ||
922 | while (cupsFileGets(fp, s, sizeof(s)) != NULL) | |
923 | { | |
924 | /* | |
925 | * Skip blank and comment lines... | |
926 | */ | |
927 | ||
928 | if (s[0] == '#' || !s[0]) | |
929 | continue; | |
930 | ||
931 | /* | |
932 | * Strip the trailing quote... | |
933 | */ | |
934 | ||
935 | if ((ptr = strrchr(s, '\"')) == NULL) | |
936 | continue; | |
937 | ||
938 | *ptr = '\0'; | |
939 | ||
940 | /* | |
941 | * Find start of value... | |
942 | */ | |
943 | ||
944 | if ((ptr = strchr(s, '\"')) == NULL) | |
945 | continue; | |
946 | ||
947 | ptr ++; | |
948 | ||
949 | /* | |
950 | * Unquote the text... | |
951 | */ | |
952 | ||
953 | cups_unquote(ptr, ptr); | |
954 | ||
955 | /* | |
956 | * Create or add to a message... | |
957 | */ | |
958 | ||
959 | if (!strncmp(s, "msgid", 5)) | |
960 | { | |
bd7854cb | 961 | /* |
962 | * Add previous message as needed... | |
963 | */ | |
964 | ||
965 | if (m) | |
966 | cupsArrayAdd(a, m); | |
967 | ||
968 | /* | |
969 | * Create a new message with the given msgid string... | |
970 | */ | |
971 | ||
ef416fc2 | 972 | if ((m = (_cups_message_t *)calloc(1, sizeof(_cups_message_t))) == NULL) |
973 | { | |
974 | cupsFileClose(fp); | |
975 | return (a); | |
976 | } | |
977 | ||
978 | m->id = strdup(ptr); | |
ef416fc2 | 979 | } |
bd7854cb | 980 | else if (s[0] == '\"' && m) |
ef416fc2 | 981 | { |
bd7854cb | 982 | /* |
983 | * Append to current string... | |
984 | */ | |
ef416fc2 | 985 | |
b86bc4cf | 986 | length = (int)strlen(m->str ? m->str : m->id); |
ef416fc2 | 987 | |
bd7854cb | 988 | if ((temp = realloc(m->str ? m->str : m->id, |
989 | length + strlen(ptr) + 1)) == NULL) | |
990 | { | |
991 | cupsFileClose(fp); | |
992 | return (a); | |
993 | } | |
ef416fc2 | 994 | |
bd7854cb | 995 | if (m->str) |
996 | { | |
ef416fc2 | 997 | /* |
bd7854cb | 998 | * Copy the new portion to the end of the msgstr string - safe |
999 | * to use strcpy because the buffer is allocated to the correct | |
1000 | * size... | |
ef416fc2 | 1001 | */ |
1002 | ||
bd7854cb | 1003 | m->str = temp; |
1004 | ||
ef416fc2 | 1005 | strcpy(m->str + length, ptr); |
1006 | } | |
1007 | else | |
1008 | { | |
1009 | /* | |
bd7854cb | 1010 | * Copy the new portion to the end of the msgid string - safe |
1011 | * to use strcpy because the buffer is allocated to the correct | |
1012 | * size... | |
ef416fc2 | 1013 | */ |
1014 | ||
bd7854cb | 1015 | m->id = temp; |
1016 | ||
1017 | strcpy(m->id + length, ptr); | |
ef416fc2 | 1018 | } |
1019 | } | |
bd7854cb | 1020 | else if (!strncmp(s, "msgstr", 6) && m) |
1021 | { | |
1022 | /* | |
1023 | * Set the string... | |
1024 | */ | |
1025 | ||
1026 | m->str = strdup(ptr); | |
1027 | } | |
ef416fc2 | 1028 | } |
1029 | ||
bd7854cb | 1030 | /* |
1031 | * Add the last message string to the array as needed... | |
1032 | */ | |
1033 | ||
1034 | if (m) | |
1035 | cupsArrayAdd(a, m); | |
1036 | ||
ef416fc2 | 1037 | /* |
1038 | * Close the message catalog file and return the new array... | |
1039 | */ | |
1040 | ||
1041 | cupsFileClose(fp); | |
1042 | ||
1043 | return (a); | |
1044 | } | |
1045 | ||
1046 | ||
1047 | /* | |
1048 | * '_cupsMessageLookup()' - Lookup a message string. | |
1049 | */ | |
1050 | ||
1051 | const char * /* O - Localized message */ | |
1052 | _cupsMessageLookup(cups_array_t *a, /* I - Message array */ | |
1053 | const char *m) /* I - Message */ | |
1054 | { | |
1055 | _cups_message_t key, /* Search key */ | |
1056 | *match; /* Matching message */ | |
1057 | ||
1058 | ||
1059 | /* | |
1060 | * Lookup the message string; if it doesn't exist in the catalog, | |
1061 | * then return the message that was passed to us... | |
1062 | */ | |
1063 | ||
1064 | key.id = (char *)m; | |
1065 | match = (_cups_message_t *)cupsArrayFind(a, &key); | |
1066 | ||
1067 | if (match && match->str) | |
1068 | return (match->str); | |
1069 | else | |
1070 | return (m); | |
1071 | } | |
1072 | ||
1073 | ||
ef416fc2 | 1074 | #ifdef __APPLE__ |
ef416fc2 | 1075 | /* |
1076 | * 'appleLangDefault()' - Get the default locale string. | |
1077 | */ | |
1078 | ||
1079 | static const char * /* O - Locale string */ | |
1080 | appleLangDefault(void) | |
1081 | { | |
b94498cf | 1082 | int i; /* Looping var */ |
db1f069b MS |
1083 | CFBundleRef bundle; /* Main bundle (if any) */ |
1084 | CFArrayRef bundleList; /* List of localizations in bundle */ | |
ef416fc2 | 1085 | CFPropertyListRef localizationList; |
1086 | /* List of localization data */ | |
1087 | CFStringRef languageName; /* Current name */ | |
1088 | CFStringRef localeName; /* Canonical from of name */ | |
26d47ec6 | 1089 | char *lang; /* LANG environment variable */ |
ef416fc2 | 1090 | _cups_globals_t *cg = _cupsGlobals(); |
1091 | /* Pointer to library globals */ | |
1092 | ||
1093 | ||
1094 | /* | |
1095 | * Only do the lookup and translation the first time. | |
1096 | */ | |
1097 | ||
1098 | if (!cg->language[0]) | |
1099 | { | |
26d47ec6 | 1100 | if ((lang = getenv("LANG"))) |
db1f069b | 1101 | { |
26d47ec6 | 1102 | strlcpy(cg->language, lang, sizeof(cg->language)); |
db1f069b MS |
1103 | return (cg->language); |
1104 | } | |
1105 | else if ((bundle = CFBundleGetMainBundle()) != NULL && | |
1106 | (bundleList = CFBundleCopyBundleLocalizations(bundle)) != NULL) | |
ef416fc2 | 1107 | { |
26d47ec6 | 1108 | localizationList = |
db1f069b | 1109 | CFBundleCopyPreferredLocalizationsFromArray(bundleList); |
26d47ec6 | 1110 | |
db1f069b MS |
1111 | CFRelease(bundleList); |
1112 | } | |
1113 | else | |
1114 | localizationList = | |
1115 | CFPreferencesCopyAppValue(CFSTR("AppleLanguages"), | |
1116 | kCFPreferencesCurrentApplication); | |
1117 | ||
1118 | if (localizationList) | |
1119 | { | |
1120 | if (CFGetTypeID(localizationList) == CFArrayGetTypeID() && | |
1121 | CFArrayGetCount(localizationList) > 0) | |
ef416fc2 | 1122 | { |
db1f069b MS |
1123 | languageName = CFArrayGetValueAtIndex(localizationList, 0); |
1124 | ||
1125 | if (languageName && | |
1126 | CFGetTypeID(languageName) == CFStringGetTypeID()) | |
26d47ec6 | 1127 | { |
db1f069b MS |
1128 | localeName = CFLocaleCreateCanonicalLocaleIdentifierFromString( |
1129 | kCFAllocatorDefault, languageName); | |
ef416fc2 | 1130 | |
db1f069b MS |
1131 | if (localeName) |
1132 | { | |
1133 | CFStringGetCString(localeName, cg->language, sizeof(cg->language), | |
1134 | kCFStringEncodingASCII); | |
1135 | CFRelease(localeName); | |
ef416fc2 | 1136 | |
db1f069b MS |
1137 | DEBUG_printf(("appleLangDefault: cg->language=\"%s\"\n", |
1138 | cg->language)); | |
26d47ec6 | 1139 | |
db1f069b MS |
1140 | /* |
1141 | * Map new language identifiers to locales... | |
1142 | */ | |
b94498cf | 1143 | |
db1f069b | 1144 | for (i = 0; |
0a682745 MS |
1145 | i < (int)(sizeof(apple_language_locale) / |
1146 | sizeof(apple_language_locale[0])); | |
1147 | i ++) | |
db1f069b | 1148 | { |
0a682745 | 1149 | if (!strcmp(cg->language, apple_language_locale[i].language)) |
b94498cf | 1150 | { |
db1f069b | 1151 | DEBUG_printf(("appleLangDefault: mapping \"%s\" to \"%s\"...\n", |
0a682745 MS |
1152 | cg->language, apple_language_locale[i].locale)); |
1153 | strlcpy(cg->language, apple_language_locale[i].locale, | |
db1f069b MS |
1154 | sizeof(cg->language)); |
1155 | break; | |
b94498cf | 1156 | } |
db1f069b | 1157 | } |
b94498cf | 1158 | |
db1f069b MS |
1159 | /* |
1160 | * Convert language subtag into region subtag... | |
1161 | */ | |
b94498cf | 1162 | |
db1f069b MS |
1163 | if (cg->language[2] == '-') |
1164 | cg->language[2] = '_'; | |
b94498cf | 1165 | |
db1f069b MS |
1166 | if (!strchr(cg->language, '.')) |
1167 | strlcat(cg->language, ".UTF-8", sizeof(cg->language)); | |
1168 | } | |
26d47ec6 | 1169 | } |
26d47ec6 | 1170 | } |
db1f069b MS |
1171 | |
1172 | CFRelease(localizationList); | |
ef416fc2 | 1173 | } |
1174 | ||
1175 | /* | |
1176 | * If we didn't find the language, default to en_US... | |
1177 | */ | |
1178 | ||
1179 | if (!cg->language[0]) | |
1180 | strlcpy(cg->language, "en_US.UTF-8", sizeof(cg->language)); | |
1181 | } | |
1182 | ||
1183 | /* | |
1184 | * Return the cached locale... | |
1185 | */ | |
1186 | ||
1187 | return (cg->language); | |
1188 | } | |
ef416fc2 | 1189 | #endif /* __APPLE__ */ |
1190 | ||
1191 | ||
1192 | /* | |
1193 | * 'cups_cache_lookup()' - Lookup a language in the cache... | |
1194 | */ | |
1195 | ||
1196 | static cups_lang_t * /* O - Language data or NULL */ | |
1197 | cups_cache_lookup(const char *name,/* I - Name of locale */ | |
1198 | cups_encoding_t encoding) | |
1199 | /* I - Encoding of locale */ | |
1200 | { | |
1201 | cups_lang_t *lang; /* Current language */ | |
1202 | ||
1203 | ||
1204 | DEBUG_printf(("cups_cache_lookup(name=\"%s\", encoding=%d(%s))\n", name, | |
1205 | encoding, encoding == CUPS_AUTO_ENCODING ? "auto" : | |
1206 | lang_encodings[encoding])); | |
1207 | ||
1208 | /* | |
1209 | * Loop through the cache and return a match if found... | |
1210 | */ | |
1211 | ||
d6ae789d | 1212 | for (lang = lang_cache; lang != NULL; lang = lang->next) |
ef416fc2 | 1213 | { |
1214 | DEBUG_printf(("cups_cache_lookup: lang=%p, language=\"%s\", encoding=%d(%s)\n", | |
1215 | lang, lang->language, lang->encoding, | |
1216 | lang_encodings[lang->encoding])); | |
1217 | ||
1218 | if (!strcmp(lang->language, name) && | |
1219 | (encoding == CUPS_AUTO_ENCODING || encoding == lang->encoding)) | |
1220 | { | |
1221 | lang->used ++; | |
1222 | ||
1223 | DEBUG_puts("cups_cache_lookup: returning match!"); | |
1224 | ||
1225 | return (lang); | |
1226 | } | |
1227 | } | |
1228 | ||
1229 | DEBUG_puts("cups_cache_lookup: returning NULL!"); | |
1230 | ||
1231 | return (NULL); | |
1232 | } | |
1233 | ||
1234 | ||
1235 | /* | |
1236 | * 'cups_message_compare()' - Compare two messages. | |
1237 | */ | |
1238 | ||
1239 | static int /* O - Result of comparison */ | |
1240 | cups_message_compare( | |
1241 | _cups_message_t *m1, /* I - First message */ | |
1242 | _cups_message_t *m2) /* I - Second message */ | |
1243 | { | |
1244 | return (strcmp(m1->id, m2->id)); | |
1245 | } | |
1246 | ||
1247 | ||
1248 | /* | |
1249 | * 'cups_unquote()' - Unquote characters in strings... | |
1250 | */ | |
1251 | ||
1252 | static void | |
1253 | cups_unquote(char *d, /* O - Unquoted string */ | |
1254 | const char *s) /* I - Original string */ | |
1255 | { | |
1256 | while (*s) | |
1257 | { | |
1258 | if (*s == '\\') | |
1259 | { | |
1260 | s ++; | |
1261 | if (isdigit(*s)) | |
1262 | { | |
1263 | *d = 0; | |
1264 | ||
1265 | while (isdigit(*s)) | |
1266 | { | |
1267 | *d = *d * 8 + *s - '0'; | |
1268 | s ++; | |
1269 | } | |
d09495fa | 1270 | |
1271 | d ++; | |
ef416fc2 | 1272 | } |
1273 | else | |
1274 | { | |
1275 | if (*s == 'n') | |
1276 | *d ++ = '\n'; | |
1277 | else if (*s == 'r') | |
1278 | *d ++ = '\r'; | |
1279 | else if (*s == 't') | |
1280 | *d ++ = '\t'; | |
1281 | else | |
1282 | *d++ = *s; | |
1283 | ||
1284 | s ++; | |
1285 | } | |
1286 | } | |
1287 | else | |
1288 | *d++ = *s++; | |
1289 | } | |
1290 | ||
1291 | *d = '\0'; | |
1292 | } | |
1293 | ||
1294 | ||
1295 | /* | |
2e4ff8af | 1296 | * End of "$Id: language.c 6916 2007-09-05 21:14:08Z mike $". |
ef416fc2 | 1297 | */ |