109 lines
3.2 KiB
C
109 lines
3.2 KiB
C
/*-
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* Copyright (c) 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Paul Borman at Krystal Technologies.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#if defined(LIBC_SCCS) && !defined(lint)
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static char sccsid[] = "@(#)frune.c 8.1 (Berkeley) 6/4/93";
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#endif /* LIBC_SCCS and not lint */
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <limits.h>
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#include <rune.h>
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#include <stddef.h>
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#include <stdio.h>
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__warn_references(fgetrune, "warning: fgetrune() is deprecated. See fgetrune(3).");
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long
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fgetrune(fp)
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FILE *fp;
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{
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rune_t r;
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int c, len;
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char buf[MB_LEN_MAX];
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char const *result;
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len = 0;
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do {
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if ((c = getc(fp)) == EOF) {
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if (len)
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break;
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return (EOF);
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}
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buf[len++] = c;
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if ((r = sgetrune(buf, len, &result)) != _INVALID_RUNE)
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return (r);
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} while (result == buf && len < MB_LEN_MAX);
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while (--len > 0)
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ungetc(buf[len], fp);
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return (_INVALID_RUNE);
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}
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__warn_references(fungetrune, "warning: fungetrune() is deprecated. See fungetrune(3).");
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int
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fungetrune(r, fp)
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rune_t r;
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FILE* fp;
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{
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int len;
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char buf[MB_LEN_MAX];
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len = sputrune(r, buf, MB_LEN_MAX, 0);
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while (len-- > 0)
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if (ungetc(buf[len], fp) == EOF)
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return (EOF);
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return (0);
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}
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__warn_references(fputrune, "warning: fputrune() is deprecated. See fputrune(3).");
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int
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fputrune(r, fp)
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rune_t r;
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FILE *fp;
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{
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int i, len;
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char buf[MB_LEN_MAX];
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len = sputrune(r, buf, MB_LEN_MAX, 0);
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for (i = 0; i < len; ++i)
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if (putc(buf[i], fp) == EOF)
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return (EOF);
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return (0);
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}
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