ack/lang/pc/libpc/wrs.c

73 lines
1.2 KiB
C

/* $Id$ */
/*
* (c) copyright 1983 by the Vrije Universiteit, Amsterdam, The Netherlands.
*
* This product is part of the Amsterdam Compiler Kit.
*
* Permission to use, sell, duplicate or disclose this software must be
* obtained in writing. Requests for such permissions may be sent to
*
* Dr. Andrew S. Tanenbaum
* Wiskundig Seminarium
* Vrije Universiteit
* Postbox 7161
* 1007 MC Amsterdam
* The Netherlands
*
*/
/* Author: J.W. Stevenson */
#include "pc.h"
void _wstrin(int width, int len, char* buf, struct file* f)
{
_wf(f);
for (width -= len; width > 0; width--)
{
*f->ptr = ' ';
_outcpt(f);
}
while (--len >= 0)
{
*f->ptr = *buf++;
_outcpt(f);
}
}
void _wsc(int w, char c, struct file* f)
{
if (w < 0)
_trp(EWIDTH);
_wss(w, 1, &c, f);
}
void _wss(int w, int len, char* s, struct file* f)
{
if (w < 0 || len < 0)
_trp(EWIDTH);
if (w < len)
len = w;
_wstrin(w, len, s, f);
}
void _wrs(int len, char* s, struct file* f)
{
if (len < 0)
_trp(EWIDTH);
_wss(len, len, s, f);
}
void _wsb(int w, int b, struct file* f)
{
if (b)
_wss(w, 4, "true", f);
else
_wss(w, 5, "false", f);
}
void _wrb(int b, struct file* f)
{
_wsb(5, b, f);
}