93 lines
2.8 KiB
C
93 lines
2.8 KiB
C
/*
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* Copyright (c) 1992, 1993, 1996
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* Berkeley Software Design, Inc. All rights reserved.
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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 Berkeley Software
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* Design, Inc.
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*
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* THIS SOFTWARE IS PROVIDED BY Berkeley Software Design, Inc. ``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 Berkeley Software Design, Inc. 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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* BSDI ParseBuffer.c,v 2.2 1996/04/08 19:32:15 bostic Exp
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <stdlib.h>
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#include <string.h>
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#include "doscmd.h"
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int
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ParseBuffer(obuf, av, mac)
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char *obuf;
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char **av;
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int mac;
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{
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static char *_buf;
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char *buf;
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static int buflen = 0;
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int len;
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register char *b = buf;
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register char *p;
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register char **a;
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register char **e;
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len = strlen(obuf) + 1;
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if (len > buflen) {
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if (buflen)
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free(_buf);
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buflen = (len + 1023) & ~1023;
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_buf = malloc(buflen);
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}
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buf = _buf;
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strcpy(buf, obuf);
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a = av;
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e = &av[mac];
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while (*buf) {
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while (*buf == ' ' || *buf == '\t' || *buf == '\n')
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++buf;
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if (*buf) {
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p = b = buf;
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*a++ = buf;
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if (a == e) {
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a[-1] = (char *)0;
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return(mac - 1);
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}
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while (*p && !(*p == ' ' || *p == '\t' || *p == '\n')) {
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*b++ = *p++ & 0177;
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}
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if (*p)
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++p;
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*b = 0;
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buf = p;
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}
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}
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*a = (char *)0;
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return(a - av);
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}
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