1 /*
2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Edward Wang at The University of California, Berkeley.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 * must display the following acknowledgement:
18 * This product includes software developed by the University of
19 * California, Berkeley and its contributors.
20 * 4. Neither the name of the University nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 */
36
37 #ifndef lint
38 static char sccsid[] = "@(#)ttinit.c 8.1 (Berkeley) 6/6/93";
39 static char rcsid[] =
40 "$FreeBSD: head/usr.bin/window/ttinit.c 76736 2001-05-17 09:38:49Z obrien $";
41 #endif /* not lint */
42
43 #include "ww.h"
44 #include "tt.h"
45 #include <stdlib.h>
46
47 int tt_h19();
48 int tt_h29();
49 int tt_f100();
50 int tt_tvi925();
51 int tt_wyse75();
52 int tt_wyse60();
53 int tt_zapple();
54 int tt_zentec();
55 int tt_generic();
56 struct tt_tab tt_tab[] = {
57 { "h19", 3, tt_h19 },
58 { "h29", 3, tt_h29 },
59 { "f100", 4, tt_f100 },
60 { "tvi925", 6, tt_tvi925 },
61 { "wyse75", 6, tt_wyse75 },
62 { "wyse60", 6, tt_wyse60 },
63 { "w60", 3, tt_wyse60 },
64 { "zapple", 6, tt_zapple },
65 { "zentec", 6, tt_zentec },
66 { "generic", 0, tt_generic },
67 0
68 };
69
ttinit()70 ttinit()
71 {
72 int i;
73 register struct tt_tab *tp;
74 register char *p, *q;
75 register char *t;
76
77 tt_strp = tt_strings;
78
79 /*
80 * Set output buffer size to about 1 second of output time.
81 */
82 i = MIN(wwbaud/10, 512);
83 if ((tt_ob = malloc((unsigned) i)) == 0) {
84 wwerrno = WWE_NOMEM;
85 return -1;
86 }
87 tt_obp = tt_ob;
88 tt_obe = tt_ob + i;
89
90 /*
91 * Use the standard name of the terminal (i.e. the second
92 * name in termcap).
93 */
94 for (p = wwtermcap; *p && *p != '|' && *p != ':'; p++)
95 ;
96 if (*p == '|')
97 p++;
98 for (q = p; *q && *q != '|' && *q != ':'; q++)
99 ;
100 if (q != p && (t = malloc((unsigned) (q - p + 1))) != 0) {
101 wwterm = t;
102 while (p < q)
103 *t++ = *p++;
104 *t = 0;
105 }
106 for (tp = tt_tab; tp->tt_name != 0; tp++)
107 if (strncmp(tp->tt_name, wwterm, tp->tt_len) == 0)
108 break;
109 if (tp->tt_name == 0) {
110 wwerrno = WWE_BADTERM;
111 return -1;
112 }
113 if ((*tp->tt_func)() < 0) {
114 wwerrno = WWE_CANTDO;
115 return -1;
116 }
117 if (wwgetttysize(0, &tt.tt_nrow, &tt.tt_ncol) < 0)
118 return -1;
119 tt.tt_scroll_top = 0;
120 tt.tt_scroll_bot = tt.tt_nrow - 1;
121 return 0;
122 }
123