49 lines
2.1 KiB
C
49 lines
2.1 KiB
C
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/* Unicode character output to streams with locale dependent encoding.
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Copyright (C) 2000-2003, 2005, 2008-2020 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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#ifndef UNICODEIO_H
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# define UNICODEIO_H
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# include <stddef.h>
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# include <stdio.h>
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/* Converts the Unicode character CODE to its multibyte representation
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in the current locale and calls the SUCCESS callback on the resulting
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byte sequence. If an error occurs, invokes the FAILURE callback instead,
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passing it CODE and an English error string.
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Returns whatever the callback returned.
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Assumes that the locale doesn't change between two calls. */
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extern long unicode_to_mb (unsigned int code,
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long (*success) (const char *buf, size_t buflen,
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void *callback_arg),
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long (*failure) (unsigned int code, const char *msg,
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void *callback_arg),
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void *callback_arg);
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/* Outputs the Unicode character CODE to the output stream STREAM.
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Upon failure, exit if exit_on_error is true, otherwise output a fallback
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notation. */
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extern void print_unicode_char (FILE *stream, unsigned int code,
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int exit_on_error);
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/* Simple success callback that outputs the converted string.
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The STREAM is passed as callback_arg. */
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extern long fwrite_success_callback (const char *buf, size_t buflen,
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void *callback_arg);
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#endif
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