diff options
Diffstat (limited to 'usr.bin/window/wwopen.c')
| -rw-r--r-- | usr.bin/window/wwopen.c | 191 |
1 files changed, 0 insertions, 191 deletions
diff --git a/usr.bin/window/wwopen.c b/usr.bin/window/wwopen.c deleted file mode 100644 index c6f906d..0000000 --- a/usr.bin/window/wwopen.c +++ /dev/null @@ -1,191 +0,0 @@ -/* - * Copyright (c) 1983, 1993 - * The Regents of the University of California. All rights reserved. - * - * 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 - * 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 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 - * SUCH DAMAGE. - */ - -#ifndef lint -static char sccsid[] = "@(#)wwopen.c 8.1 (Berkeley) 6/6/93"; -static char rcsid[] = - "$FreeBSD$"; -#endif /* not lint */ - -#include "ww.h" -#include <sys/types.h> -#include <sys/socket.h> -#include <fcntl.h> -#include <stdlib.h> - -struct ww * -wwopen(flags, nrow, ncol, row, col, nline) -{ - register struct ww *w; - register i, j; - char m; - short nvis; - - w = (struct ww *)calloc(sizeof (struct ww), 1); - if (w == 0) { - wwerrno = WWE_NOMEM; - goto bad; - } - w->ww_pty = -1; - w->ww_socket = -1; - - for (i = 0; i < NWW && wwindex[i] != 0; i++) - ; - if (i >= NWW) { - wwerrno = WWE_TOOMANY; - goto bad; - } - w->ww_index = i; - - if (nline < nrow) - nline = nrow; - - w->ww_w.t = row; - w->ww_w.b = row + nrow; - w->ww_w.l = col; - w->ww_w.r = col + ncol; - w->ww_w.nr = nrow; - w->ww_w.nc = ncol; - - w->ww_b.t = row; - w->ww_b.b = row + nline; - w->ww_b.l = col; - w->ww_b.r = col + ncol; - w->ww_b.nr = nline; - w->ww_b.nc = ncol; - - w->ww_i.t = MAX(w->ww_w.t, 0); - w->ww_i.b = MIN(w->ww_w.b, wwnrow); - w->ww_i.l = MAX(w->ww_w.l, 0); - w->ww_i.r = MIN(w->ww_w.r, wwncol); - w->ww_i.nr = w->ww_i.b - w->ww_i.t; - w->ww_i.nc = w->ww_i.r - w->ww_i.l; - - w->ww_cur.r = w->ww_w.t; - w->ww_cur.c = w->ww_w.l; - - if (flags & WWO_PTY) { - if (wwgetpty(w) < 0) - goto bad; - w->ww_ispty = 1; - } else if (flags & WWO_SOCKET) { - int d[2]; - if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, d) < 0) { - wwerrno = WWE_SYS; - goto bad; - } - (void) fcntl(d[0], F_SETFD, 1); - (void) fcntl(d[1], F_SETFD, 1); - w->ww_pty = d[0]; - w->ww_socket = d[1]; - } - if (flags & (WWO_PTY|WWO_SOCKET)) { - if ((w->ww_ob = malloc(512)) == 0) { - wwerrno = WWE_NOMEM; - goto bad; - } - w->ww_obe = w->ww_ob + 512; - w->ww_obp = w->ww_obq = w->ww_ob; - } - - w->ww_win = wwalloc(w->ww_w.t, w->ww_w.l, - w->ww_w.nr, w->ww_w.nc, sizeof (char)); - if (w->ww_win == 0) - goto bad; - m = 0; - if (flags & WWO_GLASS) - m |= WWM_GLS; - if (flags & WWO_REVERSE) - if (wwavailmodes & WWM_REV) - m |= WWM_REV; - else - flags &= ~WWO_REVERSE; - for (i = w->ww_w.t; i < w->ww_w.b; i++) - for (j = w->ww_w.l; j < w->ww_w.r; j++) - w->ww_win[i][j] = m; - - if (flags & WWO_FRAME) { - w->ww_fmap = wwalloc(w->ww_w.t, w->ww_w.l, - w->ww_w.nr, w->ww_w.nc, sizeof (char)); - if (w->ww_fmap == 0) - goto bad; - for (i = w->ww_w.t; i < w->ww_w.b; i++) - for (j = w->ww_w.l; j < w->ww_w.r; j++) - w->ww_fmap[i][j] = 0; - } - - w->ww_buf = (union ww_char **) - wwalloc(w->ww_b.t, w->ww_b.l, - w->ww_b.nr, w->ww_b.nc, sizeof (union ww_char)); - if (w->ww_buf == 0) - goto bad; - for (i = w->ww_b.t; i < w->ww_b.b; i++) - for (j = w->ww_b.l; j < w->ww_b.r; j++) - w->ww_buf[i][j].c_w = ' '; - - w->ww_nvis = (short *)malloc((unsigned) w->ww_w.nr * sizeof (short)); - if (w->ww_nvis == 0) { - wwerrno = WWE_NOMEM; - goto bad; - } - w->ww_nvis -= w->ww_w.t; - nvis = m ? 0 : w->ww_w.nc; - for (i = w->ww_w.t; i < w->ww_w.b; i++) - w->ww_nvis[i] = nvis; - - w->ww_state = WWS_INITIAL; - w->ww_oflags = flags; - return wwindex[w->ww_index] = w; -bad: - if (w != 0) { - if (w->ww_win != 0) - wwfree(w->ww_win, w->ww_w.t); - if (w->ww_fmap != 0) - wwfree(w->ww_fmap, w->ww_w.t); - if (w->ww_buf != 0) - wwfree((char **)w->ww_buf, w->ww_b.t); - if (w->ww_nvis != 0) - free((char *)(w->ww_nvis + w->ww_w.t)); - if (w->ww_ob != 0) - free(w->ww_ob); - if (w->ww_pty >= 0) - (void) close(w->ww_pty); - if (w->ww_socket >= 0) - (void) close(w->ww_socket); - free((char *)w); - } - return 0; -} |
