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122 lines
3.6 KiB
C
122 lines
3.6 KiB
C
/*
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* Copyright (c) 1983, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Edward Wang at The University of California, Berkeley.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef lint
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static char sccsid[] = "@(#)ttinit.c 8.1 (Berkeley) 6/6/93";
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static char rcsid[] = "@(#)$FreeBSD$";
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#endif /* not lint */
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#include "ww.h"
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#include "tt.h"
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#include <stdlib.h>
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int tt_h19();
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int tt_h29();
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int tt_f100();
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int tt_tvi925();
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int tt_wyse75();
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int tt_wyse60();
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int tt_zapple();
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int tt_zentec();
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int tt_generic();
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struct tt_tab tt_tab[] = {
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{ "h19", 3, tt_h19 },
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{ "h29", 3, tt_h29 },
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{ "f100", 4, tt_f100 },
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{ "tvi925", 6, tt_tvi925 },
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{ "wyse75", 6, tt_wyse75 },
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{ "wyse60", 6, tt_wyse60 },
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{ "w60", 3, tt_wyse60 },
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{ "zapple", 6, tt_zapple },
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{ "zentec", 6, tt_zentec },
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{ "generic", 0, tt_generic },
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0
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};
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ttinit()
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{
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int i;
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register struct tt_tab *tp;
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register char *p, *q;
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register char *t;
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tt_strp = tt_strings;
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/*
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* Set output buffer size to about 1 second of output time.
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*/
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i = MIN(wwbaud/10, 512);
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if ((tt_ob = malloc((unsigned) i)) == 0) {
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wwerrno = WWE_NOMEM;
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return -1;
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}
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tt_obp = tt_ob;
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tt_obe = tt_ob + i;
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/*
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* Use the standard name of the terminal (i.e. the second
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* name in termcap).
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*/
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for (p = wwtermcap; *p && *p != '|' && *p != ':'; p++)
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;
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if (*p == '|')
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p++;
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for (q = p; *q && *q != '|' && *q != ':'; q++)
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;
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if (q != p && (t = malloc((unsigned) (q - p + 1))) != 0) {
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wwterm = t;
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while (p < q)
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*t++ = *p++;
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*t = 0;
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}
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for (tp = tt_tab; tp->tt_name != 0; tp++)
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if (strncmp(tp->tt_name, wwterm, tp->tt_len) == 0)
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break;
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if (tp->tt_name == 0) {
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wwerrno = WWE_BADTERM;
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return -1;
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}
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if ((*tp->tt_func)() < 0) {
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wwerrno = WWE_CANTDO;
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return -1;
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}
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if (wwgetttysize(0, &tt.tt_nrow, &tt.tt_ncol) < 0)
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return -1;
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tt.tt_scroll_top = 0;
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tt.tt_scroll_bot = tt.tt_nrow - 1;
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return 0;
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}
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