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Diffstat (limited to 'lib/unicodeio.h')
-rw-r--r-- | lib/unicodeio.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/lib/unicodeio.h b/lib/unicodeio.h new file mode 100644 index 0000000..9560f6e --- /dev/null +++ b/lib/unicodeio.h @@ -0,0 +1,49 @@ +/* Unicode character output to streams with locale dependent encoding. + + Copyright (C) 2000-2003, 2005 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#ifndef UNICODEIO_H +# define UNICODEIO_H + +# 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); + +/* 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); + +#endif |