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ef416fc2 | 1 | /* |
b19ccc9e | 2 | * "$Id: langprintf.c 7802 2008-07-28 18:50:45Z mike $" |
ef416fc2 | 3 | * |
71e16022 | 4 | * Localized printf/puts functions for CUPS. |
ef416fc2 | 5 | * |
84315f46 | 6 | * Copyright 2007-2011 by Apple Inc. |
b86bc4cf | 7 | * Copyright 2002-2007 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 | * | |
0837b7e8 MS |
19 | * _cupsLangPrintError() - Print a message followed by a standard error. |
20 | * _cupsLangPrintFilter() - Print a formatted filter message string to a file. | |
21 | * _cupsLangPrintf() - Print a formatted message string to a file. | |
22 | * _cupsLangPuts() - Print a static message string to a file. | |
23 | * _cupsSetLocale() - Set the current locale and transcode the | |
24 | * command-line. | |
ef416fc2 | 25 | */ |
26 | ||
27 | /* | |
28 | * Include necessary headers... | |
29 | */ | |
30 | ||
71e16022 | 31 | #include "cups-private.h" |
080811b1 MS |
32 | |
33 | ||
34 | /* | |
35 | * '_cupsLangPrintError()' - Print a message followed by a standard error. | |
36 | */ | |
37 | ||
38 | void | |
0837b7e8 MS |
39 | _cupsLangPrintError(const char *prefix, /* I - Non-localized message prefix */ |
40 | const char *message)/* I - Message */ | |
080811b1 MS |
41 | { |
42 | int bytes; /* Number of bytes formatted */ | |
43 | int last_errno; /* Last error */ | |
44 | char buffer[2048], /* Message buffer */ | |
84315f46 | 45 | *bufptr, /* Pointer into buffer */ |
080811b1 MS |
46 | output[8192]; /* Output buffer */ |
47 | _cups_globals_t *cg; /* Global data */ | |
48 | ||
49 | ||
50 | /* | |
51 | * Range check... | |
52 | */ | |
53 | ||
54 | if (!message) | |
55 | return; | |
56 | ||
57 | /* | |
58 | * Save the errno value... | |
59 | */ | |
60 | ||
61 | last_errno = errno; | |
62 | ||
63 | /* | |
64 | * Get the message catalog... | |
65 | */ | |
66 | ||
67 | cg = _cupsGlobals(); | |
68 | ||
69 | if (!cg->lang_default) | |
70 | cg->lang_default = cupsLangDefault(); | |
71 | ||
72 | /* | |
73 | * Format the message... | |
74 | */ | |
75 | ||
84315f46 MS |
76 | if (prefix) |
77 | { | |
78 | snprintf(buffer, sizeof(buffer), "%s:", prefix); | |
79 | bufptr = buffer + strlen(buffer); | |
80 | } | |
81 | else | |
82 | bufptr = buffer; | |
83 | ||
84 | snprintf(bufptr, sizeof(buffer) - (bufptr - buffer), | |
85 | /* TRANSLATORS: Message is "subject: error" */ | |
86 | _cupsLangString(cg->lang_default, _("%s: %s")), | |
1f0275e3 | 87 | _cupsLangString(cg->lang_default, message), strerror(last_errno)); |
84315f46 | 88 | strlcat(buffer, "\n", sizeof(buffer)); |
080811b1 MS |
89 | |
90 | /* | |
91 | * Convert and write to stderr... | |
92 | */ | |
93 | ||
94 | bytes = cupsUTF8ToCharset(output, (cups_utf8_t *)buffer, sizeof(output), | |
95 | cg->lang_default->encoding); | |
96 | ||
97 | if (bytes > 0) | |
98 | fwrite(output, 1, bytes, stderr); | |
99 | } | |
ef416fc2 | 100 | |
101 | ||
0837b7e8 MS |
102 | /* |
103 | * '_cupsLangPrintFilter()' - Print a formatted filter message string to a file. | |
104 | */ | |
105 | ||
106 | int /* O - Number of bytes written */ | |
107 | _cupsLangPrintFilter( | |
108 | FILE *fp, /* I - File to write to */ | |
109 | const char *prefix, /* I - Non-localized message prefix */ | |
110 | const char *message, /* I - Message string to use */ | |
111 | ...) /* I - Additional arguments as needed */ | |
112 | { | |
113 | int bytes; /* Number of bytes formatted */ | |
114 | char temp[2048], /* Temporary format buffer */ | |
115 | buffer[2048], /* Message buffer */ | |
116 | output[8192]; /* Output buffer */ | |
117 | va_list ap; /* Pointer to additional arguments */ | |
118 | _cups_globals_t *cg; /* Global data */ | |
119 | ||
120 | ||
121 | /* | |
122 | * Range check... | |
123 | */ | |
124 | ||
125 | if (!fp || !message) | |
126 | return (-1); | |
127 | ||
128 | cg = _cupsGlobals(); | |
129 | ||
130 | if (!cg->lang_default) | |
131 | cg->lang_default = cupsLangDefault(); | |
132 | ||
133 | /* | |
134 | * Format the string... | |
135 | */ | |
136 | ||
137 | va_start(ap, message); | |
138 | snprintf(temp, sizeof(temp), "%s: %s\n", prefix, | |
139 | _cupsLangString(cg->lang_default, message)); | |
140 | vsnprintf(buffer, sizeof(buffer), temp, ap); | |
141 | va_end(ap); | |
142 | ||
143 | /* | |
144 | * Transcode to the destination charset... | |
145 | */ | |
146 | ||
147 | bytes = cupsUTF8ToCharset(output, (cups_utf8_t *)buffer, sizeof(output), | |
148 | cg->lang_default->encoding); | |
149 | ||
150 | /* | |
151 | * Write the string and return the number of bytes written... | |
152 | */ | |
153 | ||
154 | if (bytes > 0) | |
155 | return ((int)fwrite(output, 1, bytes, fp)); | |
156 | else | |
157 | return (bytes); | |
158 | } | |
159 | ||
160 | ||
ef416fc2 | 161 | /* |
162 | * '_cupsLangPrintf()' - Print a formatted message string to a file. | |
163 | */ | |
164 | ||
165 | int /* O - Number of bytes written */ | |
0837b7e8 MS |
166 | _cupsLangPrintf(FILE *fp, /* I - File to write to */ |
167 | const char *message, /* I - Message string to use */ | |
ef416fc2 | 168 | ...) /* I - Additional arguments as needed */ |
169 | { | |
170 | int bytes; /* Number of bytes formatted */ | |
171 | char buffer[2048], /* Message buffer */ | |
172 | output[8192]; /* Output buffer */ | |
173 | va_list ap; /* Pointer to additional arguments */ | |
fa73b229 | 174 | _cups_globals_t *cg; /* Global data */ |
ef416fc2 | 175 | |
176 | ||
177 | /* | |
178 | * Range check... | |
179 | */ | |
180 | ||
181 | if (!fp || !message) | |
182 | return (-1); | |
183 | ||
fa73b229 | 184 | cg = _cupsGlobals(); |
185 | ||
186 | if (!cg->lang_default) | |
187 | cg->lang_default = cupsLangDefault(); | |
ef416fc2 | 188 | |
189 | /* | |
190 | * Format the string... | |
191 | */ | |
192 | ||
193 | va_start(ap, message); | |
0837b7e8 MS |
194 | vsnprintf(buffer, sizeof(buffer) - 1, |
195 | _cupsLangString(cg->lang_default, message), ap); | |
ef416fc2 | 196 | va_end(ap); |
197 | ||
0837b7e8 MS |
198 | strlcat(buffer, "\n", sizeof(buffer)); |
199 | ||
ef416fc2 | 200 | /* |
201 | * Transcode to the destination charset... | |
202 | */ | |
203 | ||
204 | bytes = cupsUTF8ToCharset(output, (cups_utf8_t *)buffer, sizeof(output), | |
fa73b229 | 205 | cg->lang_default->encoding); |
ef416fc2 | 206 | |
207 | /* | |
208 | * Write the string and return the number of bytes written... | |
209 | */ | |
210 | ||
211 | if (bytes > 0) | |
b86bc4cf | 212 | return ((int)fwrite(output, 1, bytes, fp)); |
ef416fc2 | 213 | else |
214 | return (bytes); | |
215 | } | |
216 | ||
217 | ||
218 | /* | |
219 | * '_cupsLangPuts()' - Print a static message string to a file. | |
220 | */ | |
221 | ||
222 | int /* O - Number of bytes written */ | |
0837b7e8 MS |
223 | _cupsLangPuts(FILE *fp, /* I - File to write to */ |
224 | const char *message) /* I - Message string to use */ | |
ef416fc2 | 225 | { |
226 | int bytes; /* Number of bytes formatted */ | |
0837b7e8 | 227 | char output[8192]; /* Message buffer */ |
fa73b229 | 228 | _cups_globals_t *cg; /* Global data */ |
ef416fc2 | 229 | |
230 | ||
231 | /* | |
232 | * Range check... | |
233 | */ | |
234 | ||
235 | if (!fp || !message) | |
236 | return (-1); | |
237 | ||
fa73b229 | 238 | cg = _cupsGlobals(); |
239 | ||
240 | if (!cg->lang_default) | |
241 | cg->lang_default = cupsLangDefault(); | |
ef416fc2 | 242 | |
243 | /* | |
244 | * Transcode to the destination charset... | |
245 | */ | |
246 | ||
247 | bytes = cupsUTF8ToCharset(output, | |
0837b7e8 MS |
248 | (cups_utf8_t *)_cupsLangString(cg->lang_default, |
249 | message), | |
250 | sizeof(output) - 4, cg->lang_default->encoding); | |
251 | bytes += cupsUTF8ToCharset(output + bytes, (cups_utf8_t *)"\n", | |
252 | sizeof(output) - bytes, | |
253 | cg->lang_default->encoding); | |
ef416fc2 | 254 | |
255 | /* | |
256 | * Write the string and return the number of bytes written... | |
257 | */ | |
258 | ||
259 | if (bytes > 0) | |
b86bc4cf | 260 | return ((int)fwrite(output, 1, bytes, fp)); |
ef416fc2 | 261 | else |
262 | return (bytes); | |
263 | } | |
264 | ||
265 | ||
266 | /* | |
07725fee | 267 | * '_cupsSetLocale()' - Set the current locale and transcode the command-line. |
d09495fa | 268 | */ |
269 | ||
270 | void | |
07725fee | 271 | _cupsSetLocale(char *argv[]) /* IO - Command-line arguments */ |
d09495fa | 272 | { |
07725fee | 273 | int i; /* Looping var */ |
274 | char buffer[8192]; /* Command-line argument buffer */ | |
275 | _cups_globals_t *cg; /* Global data */ | |
d09495fa | 276 | #ifdef LC_TIME |
07725fee | 277 | const char *lc_time; /* Current LC_TIME value */ |
278 | char new_lc_time[255], /* New LC_TIME value */ | |
d09495fa | 279 | *charset; /* Pointer to character set */ |
280 | #endif /* LC_TIME */ | |
281 | ||
282 | ||
283 | /* | |
284 | * Set the locale so that times, etc. are displayed properly. | |
285 | * | |
286 | * Unfortunately, while we need the localized time value, we *don't* | |
287 | * want to use the localized charset for the time value, so we need | |
288 | * to set LC_TIME to the locale name with .UTF-8 on the end (if | |
289 | * the locale includes a character set specifier...) | |
290 | */ | |
291 | ||
292 | setlocale(LC_ALL, ""); | |
293 | ||
294 | #ifdef LC_TIME | |
295 | if ((lc_time = setlocale(LC_TIME, NULL)) == NULL) | |
296 | lc_time = setlocale(LC_ALL, NULL); | |
297 | ||
298 | if (lc_time) | |
299 | { | |
300 | strlcpy(new_lc_time, lc_time, sizeof(new_lc_time)); | |
301 | if ((charset = strchr(new_lc_time, '.')) == NULL) | |
302 | charset = new_lc_time + strlen(new_lc_time); | |
303 | ||
304 | strlcpy(charset, ".UTF-8", sizeof(new_lc_time) - (charset - new_lc_time)); | |
305 | } | |
306 | else | |
307 | strcpy(new_lc_time, "C"); | |
308 | ||
309 | setlocale(LC_TIME, new_lc_time); | |
310 | #endif /* LC_TIME */ | |
07725fee | 311 | |
312 | /* | |
313 | * Initialize the default language info... | |
314 | */ | |
315 | ||
316 | cg = _cupsGlobals(); | |
317 | ||
318 | if (!cg->lang_default) | |
319 | cg->lang_default = cupsLangDefault(); | |
320 | ||
321 | /* | |
322 | * Transcode the command-line arguments from the locale charset to | |
323 | * UTF-8... | |
324 | */ | |
325 | ||
326 | if (cg->lang_default->encoding != CUPS_US_ASCII && | |
327 | cg->lang_default->encoding != CUPS_UTF8) | |
328 | { | |
329 | for (i = 1; argv[i]; i ++) | |
330 | { | |
331 | /* | |
332 | * Try converting from the locale charset to UTF-8... | |
333 | */ | |
334 | ||
335 | if (cupsCharsetToUTF8((cups_utf8_t *)buffer, argv[i], sizeof(buffer), | |
336 | cg->lang_default->encoding) < 0) | |
337 | continue; | |
338 | ||
339 | /* | |
340 | * Save the new string if it differs from the original... | |
341 | */ | |
342 | ||
343 | if (strcmp(buffer, argv[i])) | |
344 | argv[i] = strdup(buffer); | |
345 | } | |
346 | } | |
d09495fa | 347 | } |
348 | ||
349 | ||
350 | /* | |
b19ccc9e | 351 | * End of "$Id: langprintf.c 7802 2008-07-28 18:50:45Z mike $". |
ef416fc2 | 352 | */ |