* Copyright (c) 1983 Regents of the University of California.
* This code is derived from software contributed to Berkeley by
* Edward Wang at The University of California, Berkeley.
* 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
[] = "@(#)wwdelete.c 3.19 (Berkeley) 6/6/90";
* Pull w free from the cover list.
for (i
= w
->ww_i
.t
; i
< w
->ww_i
.b
; i
++) {
register char *smap
= wwsmap
[i
];
register union ww_char
*ns
= wwns
[i
];
register int nchanged
= 0;
for (j
= w
->ww_i
.l
; j
< w
->ww_i
.r
; j
++)
if (smap
[j
] == w
->ww_index
) {
wwtouched
[i
] |= WWU_TOUCHED
;
for (wp
= w
->ww_forw
; wp
!= &wwhead
; wp
= wp
->ww_forw
)
if (w
->ww_forw
!= &wwhead
)
w
->ww_i
.t
, w
->ww_i
.b
, w
->ww_i
.l
, w
->ww_i
.r
);
w
->ww_back
->ww_forw
= w
->ww_forw
;
w
->ww_forw
->ww_back
= w
->ww_back
;
w
->ww_forw
= w
->ww_back
= 0;
if (tt
>= bb
|| ll
>= rr
) {
if ((w
= w
->ww_forw
) == &wwhead
)
for (i
= tt
; i
< bb
; i
++) {
register char *smap
= wwsmap
[i
];
register union ww_char
*ns
= wwns
[i
];
register char *win
= w
->ww_win
[i
];
register union ww_char
*buf
= w
->ww_buf
[i
];
int nvis
= w
->ww_nvis
[i
];
for (j
= ll
; j
< rr
; j
++) {
if (smap
[j
] != WWX_NOBODY
)
ns
[j
].c_w
= buf
[j
].c_w
^ win
[j
] << WWC_MSHIFT
;
wwtouched
[i
] |= WWU_TOUCHED
;
if ((w
= w
->ww_forw
) == &wwhead
)
wwdelete1(w
, t
, tt
, l
, r
);
wwdelete1(w
, bb
, b
, l
, r
);
wwdelete1(w
, tt
, bb
, l
, ll
);
wwdelete1(w
, tt
, bb
, rr
, r
);