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/*
* Copyright (c) 1996, 1997, 1998, 1999
* Shigio Yamaguchi. All rights reserved.
* Copyright (c) 1999
* Tama Communications Corporation. All rights reserved.
*
* 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 Tama Communications
* Corporation and its contributors.
* 4. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*
* strbuf.h 12-Jul-99
*
*/
#ifndef _STRBUF_H
#define _STRBUF_H
#include <string.h>
#define INITIALSIZE 80
#define EXPANDSIZE 80
typedef struct {
char *sbuf;
char *endp;
char *curp;
int sbufsize;
} STRBUF;
#define strputc(sb,c) do {\
if (sb->curp + 1 > sb->endp)\
expandbuf(sb, 0);\
*sb->curp++ = c;\
} while (0)
#define strunputc(sb,c) do {\
if (sb->curp > sb->sbuf && *(sb->curp - 1) == c)\
sb->curp--;\
} while (0)
#define strnputs(sb, s, len) do {\
unsigned int _length = len;\
if (sb->curp + _length > sb->endp)\
expandbuf(sb, _length);\
strncpy(sb->curp, s, _length);\
sb->curp += _length;\
} while (0)
#define strputs(sb, s) strnputs(sb, s, strlen(s))
void expandbuf(STRBUF *, int);
STRBUF *stropen(void);
void strstart(STRBUF *);
int strbuflen(STRBUF *);
char *strvalue(STRBUF *);
void strpushback(STRBUF *, int);
void strclose(STRBUF *);
#endif /* ! _STRBUF_H */
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