Generate strings files for localizing PPD options (Issue #5194)

cups/language-private.h:
- New _cupsMessageAdd and _cupsMessageSave private APIs.

cups/language.c:
- Implement new _cupsMessageAdd and _cupsMessageSave private APIs.

cups/ppd-cache.c:
- Generate strings array when loading cache from PPD.
- Remove strings_uri (just pulling strings from PPD now).

cups/ppd-private.h:
- Remove strings_uri and add strings array to cache.

scheduler/client.c:
- Add support for /strings/NAME.strings
- Cleanup implementation of GET/HEAD/POST to files.

scheduler/ipp.c:
- Return local strings file URI.
- Clean up copy_printer_attrs implementation.

scheduler/printers.c:
- Save strings array to cache file, drop support for strings_uri.

scheduler/printers.h:
- Add strings filename to cupsd_printer_t structure.

1 files changed, 1 insertions, 1 deletions

diff --git a/cups/ppd-private.h b/cups/ppd-private.h
index 6cd168327..21e519ebd 100644
--- a/cups/ppd-private.h
+++ b/cups/ppd-private.h
@@ -146,7 +146,7 @@ struct _ppd_cache_s			/**** PPD cache and PWG conversion data ****/
   char		*password;		/* cupsJobPassword value */
   cups_array_t	*mandatory;		/* cupsMandatory value */
   char		*charge_info_uri;	/* cupsChargeInfoURI value */
-  char		*strings_uri;		/* cupsStringsURI value */
+  cups_array_t	*strings;		/* Localization strings */
   cups_array_t	*support_files;		/* Support files - ICC profiles, etc. */
 };