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git.ipfire.org Git - thirdparty/cups.git/blob - cups/langprintf.c
4 * Localized printf/puts functions for CUPS.
6 * Copyright 2007-2014 by Apple Inc.
7 * Copyright 2002-2007 by Easy Software Products.
9 * These coded instructions, statements, and computer programs are the
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/".
15 * This file is subject to the Apple OS-Developed Software exception.
19 * Include necessary headers...
22 #include "cups-private.h"
26 * '_cupsLangPrintError()' - Print a message followed by a standard error.
30 _cupsLangPrintError(const char *prefix
, /* I - Non-localized message prefix */
31 const char *message
)/* I - Message */
33 ssize_t bytes
; /* Number of bytes formatted */
34 int last_errno
; /* Last error */
35 char buffer
[2048], /* Message buffer */
36 *bufptr
, /* Pointer into buffer */
37 output
[8192]; /* Output buffer */
38 _cups_globals_t
*cg
; /* Global data */
49 * Save the errno value...
55 * Get the message catalog...
60 if (!cg
->lang_default
)
61 cg
->lang_default
= cupsLangDefault();
64 * Format the message...
69 snprintf(buffer
, sizeof(buffer
), "%s:", prefix
);
70 bufptr
= buffer
+ strlen(buffer
);
75 snprintf(bufptr
, sizeof(buffer
) - (size_t)(bufptr
- buffer
),
76 /* TRANSLATORS: Message is "subject: error" */
77 _cupsLangString(cg
->lang_default
, _("%s: %s")),
78 _cupsLangString(cg
->lang_default
, message
), strerror(last_errno
));
79 strlcat(buffer
, "\n", sizeof(buffer
));
82 * Convert and write to stderr...
85 bytes
= cupsUTF8ToCharset(output
, (cups_utf8_t
*)buffer
, sizeof(output
),
86 cg
->lang_default
->encoding
);
89 fwrite(output
, 1, (size_t)bytes
, stderr
);
94 * '_cupsLangPrintFilter()' - Print a formatted filter message string to a file.
97 int /* O - Number of bytes written */
99 FILE *fp
, /* I - File to write to */
100 const char *prefix
, /* I - Non-localized message prefix */
101 const char *message
, /* I - Message string to use */
102 ...) /* I - Additional arguments as needed */
104 ssize_t bytes
; /* Number of bytes formatted */
105 char temp
[2048], /* Temporary format buffer */
106 buffer
[2048], /* Message buffer */
107 output
[8192]; /* Output buffer */
108 va_list ap
; /* Pointer to additional arguments */
109 _cups_globals_t
*cg
; /* Global data */
121 if (!cg
->lang_default
)
122 cg
->lang_default
= cupsLangDefault();
125 * Format the string...
128 va_start(ap
, message
);
129 snprintf(temp
, sizeof(temp
), "%s: %s\n", prefix
,
130 _cupsLangString(cg
->lang_default
, message
));
131 vsnprintf(buffer
, sizeof(buffer
), temp
, ap
);
135 * Transcode to the destination charset...
138 bytes
= cupsUTF8ToCharset(output
, (cups_utf8_t
*)buffer
, sizeof(output
),
139 cg
->lang_default
->encoding
);
142 * Write the string and return the number of bytes written...
146 return ((int)fwrite(output
, 1, (size_t)bytes
, fp
));
153 * '_cupsLangPrintf()' - Print a formatted message string to a file.
156 int /* O - Number of bytes written */
157 _cupsLangPrintf(FILE *fp
, /* I - File to write to */
158 const char *message
, /* I - Message string to use */
159 ...) /* I - Additional arguments as needed */
161 ssize_t bytes
; /* Number of bytes formatted */
162 char buffer
[2048], /* Message buffer */
163 output
[8192]; /* Output buffer */
164 va_list ap
; /* Pointer to additional arguments */
165 _cups_globals_t
*cg
; /* Global data */
177 if (!cg
->lang_default
)
178 cg
->lang_default
= cupsLangDefault();
181 * Format the string...
184 va_start(ap
, message
);
185 vsnprintf(buffer
, sizeof(buffer
) - 1,
186 _cupsLangString(cg
->lang_default
, message
), ap
);
189 strlcat(buffer
, "\n", sizeof(buffer
));
192 * Transcode to the destination charset...
195 bytes
= cupsUTF8ToCharset(output
, (cups_utf8_t
*)buffer
, sizeof(output
),
196 cg
->lang_default
->encoding
);
199 * Write the string and return the number of bytes written...
203 return ((int)fwrite(output
, 1, (size_t)bytes
, fp
));
210 * '_cupsLangPuts()' - Print a static message string to a file.
213 int /* O - Number of bytes written */
214 _cupsLangPuts(FILE *fp
, /* I - File to write to */
215 const char *message
) /* I - Message string to use */
217 ssize_t bytes
; /* Number of bytes formatted */
218 char output
[8192]; /* Message buffer */
219 _cups_globals_t
*cg
; /* Global data */
231 if (!cg
->lang_default
)
232 cg
->lang_default
= cupsLangDefault();
235 * Transcode to the destination charset...
238 bytes
= cupsUTF8ToCharset(output
,
239 (cups_utf8_t
*)_cupsLangString(cg
->lang_default
,
241 sizeof(output
) - 4, cg
->lang_default
->encoding
);
242 bytes
+= cupsUTF8ToCharset(output
+ bytes
, (cups_utf8_t
*)"\n", (int)(sizeof(output
) - (size_t)bytes
), cg
->lang_default
->encoding
);
245 * Write the string and return the number of bytes written...
249 return ((int)fwrite(output
, 1, (size_t)bytes
, fp
));
256 * '_cupsSetLocale()' - Set the current locale and transcode the command-line.
260 _cupsSetLocale(char *argv
[]) /* IO - Command-line arguments */
262 int i
; /* Looping var */
263 char buffer
[8192]; /* Command-line argument buffer */
264 _cups_globals_t
*cg
; /* Global data */
266 const char *lc_time
; /* Current LC_TIME value */
267 char new_lc_time
[255], /* New LC_TIME value */
268 *charset
; /* Pointer to character set */
273 * Set the locale so that times, etc. are displayed properly.
275 * Unfortunately, while we need the localized time value, we *don't*
276 * want to use the localized charset for the time value, so we need
277 * to set LC_TIME to the locale name with .UTF-8 on the end (if
278 * the locale includes a character set specifier...)
281 setlocale(LC_ALL
, "");
284 if ((lc_time
= setlocale(LC_TIME
, NULL
)) == NULL
)
285 lc_time
= setlocale(LC_ALL
, NULL
);
289 strlcpy(new_lc_time
, lc_time
, sizeof(new_lc_time
));
290 if ((charset
= strchr(new_lc_time
, '.')) == NULL
)
291 charset
= new_lc_time
+ strlen(new_lc_time
);
293 strlcpy(charset
, ".UTF-8", sizeof(new_lc_time
) - (size_t)(charset
- new_lc_time
));
296 strlcpy(new_lc_time
, "C", sizeof(new_lc_time
));
298 setlocale(LC_TIME
, new_lc_time
);
302 * Initialize the default language info...
307 if (!cg
->lang_default
)
308 cg
->lang_default
= cupsLangDefault();
311 * Transcode the command-line arguments from the locale charset to
315 if (cg
->lang_default
->encoding
!= CUPS_US_ASCII
&&
316 cg
->lang_default
->encoding
!= CUPS_UTF8
)
318 for (i
= 1; argv
[i
]; i
++)
321 * Try converting from the locale charset to UTF-8...
324 if (cupsCharsetToUTF8((cups_utf8_t
*)buffer
, argv
[i
], sizeof(buffer
),
325 cg
->lang_default
->encoding
) < 0)
329 * Save the new string if it differs from the original...
332 if (strcmp(buffer
, argv
[i
]))
333 argv
[i
] = strdup(buffer
);