mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-17 10:26:15 +00:00
100 lines
3.1 KiB
C
100 lines
3.1 KiB
C
/*-
|
|
* Copyright (c) 1991, 1993
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to Berkeley by
|
|
* Arthur David Olson of the National Cancer Institute.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifndef lint
|
|
static char sccsid[] = "@(#)scheck.c 8.1 (Berkeley) 6/8/93";
|
|
#endif /* not lint */
|
|
|
|
#ifdef notdef
|
|
static char elsieid[] = "@(#)scheck.c 8.9";
|
|
#endif
|
|
|
|
/*LINTLIBRARY*/
|
|
|
|
#include <stdio.h>
|
|
#include <ctype.h>
|
|
#include <string.h>
|
|
#include <stdlib.h>
|
|
|
|
char *
|
|
scheck(string, format)
|
|
const char * const string;
|
|
const char * const format;
|
|
{
|
|
register char * fbuf;
|
|
register const char * fp;
|
|
register char * tp;
|
|
register int c;
|
|
register char * result;
|
|
char dummy;
|
|
|
|
result = "";
|
|
if (string == NULL || format == NULL)
|
|
return result;
|
|
fbuf = malloc(2 * strlen(format) + 4);
|
|
if (fbuf == NULL)
|
|
return result;
|
|
fp = format;
|
|
tp = fbuf;
|
|
while ((*tp++ = c = *fp++) != '\0') {
|
|
if (c != '%')
|
|
continue;
|
|
if (*fp == '%') {
|
|
*tp++ = *fp++;
|
|
continue;
|
|
}
|
|
*tp++ = '*';
|
|
if (*fp == '*')
|
|
++fp;
|
|
while (isascii(*fp) && isdigit(*fp))
|
|
*tp++ = *fp++;
|
|
if (*fp == 'l' || *fp == 'h')
|
|
*tp++ = *fp++;
|
|
else if (*fp == '[')
|
|
do *tp++ = *fp++;
|
|
while (*fp != '\0' && *fp != ']');
|
|
if ((*tp++ = *fp++) == '\0')
|
|
break;
|
|
}
|
|
*(tp - 1) = '%';
|
|
*tp++ = 'c';
|
|
*tp = '\0';
|
|
if (sscanf((char *)string, fbuf, &dummy) != 1)
|
|
result = (char *) format;
|
|
ifree(fbuf);
|
|
return result;
|
|
}
|