* Copyright (c) 1987, 1993, 1994
* The Regents of the University of California. All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* 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
static char sccsid
[] = "@(#)addbytes.c 8.4 (Berkeley) 5/4/94";
#define SYNCH_IN {y = win->cury; x = win->curx;}
#define SYNCH_OUT {win->cury = y; win->curx = x;}
* Add the character to the current position in the given window.
__waddbytes(win
, bytes
, count
, so
)
register const char *bytes
;
static char blanks
[] = " ";
register int c
, newx
, x
, y
;
__CTRACE("ADDBYTES('%c') at (%d, %d)\n", c
, y
, x
);
if (waddbytes(win
, blanks
, 8 - (x
% 8)) == ERR
)
__CTRACE("ADDBYTES(%0.2o, %d, %d)\n", win
, y
, x
);
if (lp
->flags
& __ISPASTEOL
) {
lp
->flags
&= ~__ISPASTEOL
;
newline
: if (y
== win
->maxy
- 1) {
if (win
->flags
& __SCROLLOK
) {
if (win
->flags
& __WSTANDOUT
|| so
)
__CTRACE("ADDBYTES: 1: y = %d, x = %d, firstch = %d, lastch = %d\n",
y
, x
, *win
->lines
[y
]->firstchp
, *win
->lines
[y
]->lastchp
);
if (lp
->line
[x
].ch
!= c
||
!(lp
->line
[x
].attr
& stand
)) {
if (!(lp
->flags
& __ISDIRTY
)) {
*lp
->firstchp
= *lp
->lastchp
= newx
;
else if (newx
< *lp
->firstchp
)
else if (newx
> *lp
->lastchp
)
__CTRACE("ADDBYTES: change gives f/l: %d/%d [%d/%d]\n",
*lp
->firstchp
, *lp
->lastchp
,
*lp
->firstchp
- win
->ch_off
,
*lp
->lastchp
- win
->ch_off
);
lp
->line
[x
].attr
|= __STANDOUT
;
lp
->line
[x
].attr
&= ~__STANDOUT
;
lp
->flags
|= __ISPASTEOL
;
__CTRACE("ADDBYTES: 2: y = %d, x = %d, firstch = %d, lastch = %d\n",
y
, x
, *win
->lines
[y
]->firstchp
, *win
->lines
[y
]->lastchp
);