NEWS.stable: log cherry-pick [e446f25]->[c092018] relocatable-shell: Update suggested...

[gnulib.git] / lib / unicodeio.h

diff --git a/lib/unicodeio.h b/lib/unicodeio.h
index 31b69fa..1706cf6 100644 (file)
--- a/lib/unicodeio.h
+++ b/lib/unicodeio.h
@@ -1,20 +1,19 @@
 /* Unicode character output to streams with locale dependent encoding.
 
-   Copyright (C) 2000-2003 Free Software Foundation, Inc.
+   Copyright (C) 2000-2003, 2005, 2008-2014 Free Software Foundation, Inc.
 
-   This program is free software; you can redistribute it and/or modify
+   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.
+   the Free Software Foundation; either version 3 of the License, 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #ifndef UNICODEIO_H
 # define UNICODEIO_H
@@ -22,15 +21,28 @@
 # include <stddef.h>
 # include <stdio.h>
 
+/* Converts the Unicode character CODE to its multibyte representation
+   in the current locale and calls the SUCCESS callback on the resulting
+   byte sequence.  If an error occurs, invokes the FAILURE callback instead,
+   passing it CODE and an English error string.
+   Returns whatever the callback returned.
+   Assumes that the locale doesn't change between two calls.  */
+extern long unicode_to_mb (unsigned int code,
+                           long (*success) (const char *buf, size_t buflen,
+                                            void *callback_arg),
+                           long (*failure) (unsigned int code, const char *msg,
+                                            void *callback_arg),
+                           void *callback_arg);
+
 /* Outputs the Unicode character CODE to the output stream STREAM.
    Upon failure, exit if exit_on_error is true, otherwise output a fallback
    notation.  */
 extern void print_unicode_char (FILE *stream, unsigned int code,
-                                int exit_on_error);
+                                int exit_on_error);
 
 /* Simple success callback that outputs the converted string.
    The STREAM is passed as callback_arg.  */
 extern long fwrite_success_callback (const char *buf, size_t buflen,
-                                     void *callback_arg);
+                                     void *callback_arg);
 
 #endif