+/* Unicode character output to streams with locale dependent encoding.
+
+ Copyright (C) 2000, 2001 Free Software Foundation, Inc.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2, or (at your option)
+ any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software Foundation,
+ Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
#ifndef UNICODEIO_H
# define UNICODEIO_H
/* Converts the Unicode character CODE to its multibyte representation
in the current locale and calls the CALLBACK on the resulting byte
- sequence. */
-extern void unicode_to_mb
+ sequence. If an error occurs, invokes ERROR_CALLBACK instead,
+ passing it CODE with errno set appropriately. Returns whatever the
+ callback returns. */
+extern int unicode_to_mb
PARAMS ((unsigned int code,
- void (*callback) PARAMS ((const char *buf, size_t buflen,
- void *callback_arg)),
+ int (*callback) PARAMS ((const char *buf, size_t buflen,
+ void *callback_arg)),
+ int (*error_callback) PARAMS ((unsigned int code,
+ void * callback_arg)),
void *callback_arg));
-/* Outputs the Unicode character CODE to the output stream STREAM. */
-extern void print_unicode_char PARAMS((FILE *stream, unsigned int code));
+/* Success callback that outputs the conversion of the character. */
+extern int print_unicode_success PARAMS((const char *buf, size_t buflen,
+ void *callback_arg));
+
+/* Failure callback that outputs an ASCII representation. */
+extern int print_unicode_failure PARAMS((unsigned int code,
+ void *callback_arg));
+
+/* Outputs the Unicode character CODE to the output stream STREAM.
+ Returns -1 (setting errno) if unsuccessful. */
+extern int print_unicode_char PARAMS((FILE *stream, unsigned int code));
#endif