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1 | /*- |
2 | * Copyright (c) 1991 The Regents of the University of California. | |
3 | * All rights reserved. | |
4 | * | |
5 | * %sccs.include.redist.c% | |
6 | */ | |
7 | ||
8 | #ifndef lint | |
9 | static char sccsid[] = "@(#)key.c 5.1 (Berkeley) %G%"; | |
10 | #endif /* not lint */ | |
11 | ||
12 | #include <sys/types.h> | |
13 | #include <errno.h> | |
14 | #include <stdlib.h> | |
15 | #include <stdio.h> | |
16 | #include <string.h> | |
17 | #include "stty.h" | |
18 | #include "extern.h" | |
19 | ||
20 | __BEGIN_DECLS | |
21 | int c_key __P((const void *, const void *)); | |
22 | void f_all __P((struct info *)); | |
23 | void f_cbreak __P((struct info *)); | |
24 | void f_columns __P((struct info *)); | |
25 | void f_dec __P((struct info *)); | |
26 | void f_everything __P((struct info *)); | |
27 | void f_extproc __P((struct info *)); | |
28 | void f_ispeed __P((struct info *)); | |
29 | void f_nl __P((struct info *)); | |
30 | void f_ospeed __P((struct info *)); | |
31 | void f_raw __P((struct info *)); | |
32 | void f_rows __P((struct info *)); | |
33 | void f_sane __P((struct info *)); | |
34 | void f_size __P((struct info *)); | |
35 | void f_speed __P((struct info *)); | |
36 | void f_tty __P((struct info *)); | |
37 | __END_DECLS | |
38 | ||
39 | static struct key keys[] = { | |
40 | "all", f_all, 0, | |
41 | "cbreak", f_cbreak, F_OFFOK, | |
42 | "cols", f_columns, F_NEEDARG, | |
43 | "columns", f_columns, F_NEEDARG, | |
44 | "cooked", f_sane, 0, | |
45 | "dec", f_dec, 0, | |
46 | "everything", f_everything, 0, | |
47 | "extproc", f_extproc, F_OFFOK, | |
48 | "ispeed", f_ispeed, 0, | |
49 | "new", f_tty, 0, | |
50 | "nl", f_nl, F_OFFOK, | |
51 | "old", f_tty, 0, | |
52 | "ospeed", f_ospeed, F_NEEDARG, | |
53 | "raw", f_raw, F_OFFOK, | |
54 | "rows", f_rows, F_NEEDARG, | |
55 | "sane", f_sane, 0, | |
56 | "size", f_size, 0, | |
57 | "speed", f_speed, 0, | |
58 | "tty", f_tty, 0, | |
59 | }; | |
60 | ||
61 | struct key * | |
62 | ksearch(name) | |
63 | char *name; | |
64 | { | |
65 | struct key tmp; | |
66 | int c_key __P((const void *, const void *)); | |
67 | ||
68 | tmp.name = name; | |
69 | return((struct key *)bsearch(&tmp, keys, | |
70 | sizeof(keys)/sizeof(struct key), sizeof(struct key), c_key)); | |
71 | } | |
72 | ||
73 | static | |
74 | c_key(a, b) | |
75 | const void *a, *b; | |
76 | { | |
77 | return(strcmp(((struct key *)a)->name, ((struct key *)b)->name)); | |
78 | } | |
79 | ||
80 | void | |
81 | f_all(ip) | |
82 | struct info *ip; | |
83 | { | |
84 | print(&ip->t, &ip->win, ip->ldisc, BSD); | |
85 | } | |
86 | ||
87 | void | |
88 | f_cbreak(ip) | |
89 | struct info *ip; | |
90 | { | |
91 | if (ip->off) | |
92 | f_sane(ip); | |
93 | else { | |
94 | ip->t.c_iflag |= BRKINT|IXON|IMAXBEL; | |
95 | ip->t.c_oflag |= OPOST; | |
96 | ip->t.c_lflag |= ISIG|IEXTEN; | |
97 | ip->t.c_lflag &= ~ICANON; | |
98 | ip->set = 1; | |
99 | } | |
100 | } | |
101 | ||
102 | void | |
103 | f_columns(ip) | |
104 | struct info *ip; | |
105 | { | |
106 | ip->win.ws_col = atoi(ip->arg); | |
107 | ip->wset = 1; | |
108 | } | |
109 | ||
110 | void | |
111 | f_dec(ip) | |
112 | struct info *ip; | |
113 | { | |
114 | ip->t.c_cc[VERASE] = (u_char)0177; | |
115 | ip->t.c_cc[VKILL] = CTRL('u'); | |
116 | ip->t.c_cc[VINTR] = CTRL('c'); | |
117 | ip->t.c_lflag &= ~ECHOPRT; | |
118 | ip->t.c_lflag |= ECHOE|ECHOKE|ECHOCTL; | |
119 | ip->t.c_iflag &= ~IXANY; | |
120 | ip->set = 1; | |
121 | } | |
122 | ||
123 | void | |
124 | f_everything(ip) | |
125 | struct info *ip; | |
126 | { | |
127 | print(&ip->t, &ip->win, ip->ldisc, BSD); | |
128 | } | |
129 | ||
130 | void | |
131 | f_extproc(ip) | |
132 | struct info *ip; | |
133 | { | |
134 | int tmp; | |
135 | ||
136 | if (ip->set) { | |
137 | tmp = 1; | |
138 | (void)ioctl(ip->fd, TIOCEXT, &tmp); | |
139 | } else { | |
140 | tmp = 0; | |
141 | (void)ioctl(ip->fd, TIOCEXT, &tmp); | |
142 | } | |
143 | } | |
144 | ||
145 | void | |
146 | f_ispeed(ip) | |
147 | struct info *ip; | |
148 | { | |
149 | cfsetispeed(&ip->t, atoi(ip->arg)); | |
150 | ip->set = 1; | |
151 | } | |
152 | ||
153 | void | |
154 | f_nl(ip) | |
155 | struct info *ip; | |
156 | { | |
157 | if (ip->off) { | |
158 | ip->t.c_iflag |= ICRNL; | |
159 | ip->t.c_oflag |= ONLCR; | |
160 | } else { | |
161 | ip->t.c_iflag &= ~ICRNL; | |
162 | ip->t.c_oflag &= ~ONLCR; | |
163 | } | |
164 | ip->set = 1; | |
165 | } | |
166 | ||
167 | void | |
168 | f_ospeed(ip) | |
169 | struct info *ip; | |
170 | { | |
171 | cfsetospeed(&ip->t, atoi(ip->arg)); | |
172 | ip->set = 1; | |
173 | } | |
174 | ||
175 | void | |
176 | f_raw(ip) | |
177 | struct info *ip; | |
178 | { | |
179 | if (ip->off) | |
180 | f_sane(ip); | |
181 | else { | |
182 | cfmakeraw(&ip->t); | |
183 | ip->t.c_cflag &= ~(CSIZE|PARENB); | |
184 | ip->t.c_cflag |= CS8; | |
185 | ip->set = 1; | |
186 | } | |
187 | } | |
188 | ||
189 | void | |
190 | f_rows(ip) | |
191 | struct info *ip; | |
192 | { | |
193 | ip->win.ws_row = atoi(ip->arg); | |
194 | ip->wset = 1; | |
195 | } | |
196 | ||
197 | void | |
198 | f_sane(ip) | |
199 | struct info *ip; | |
200 | { | |
201 | ip->t.c_cflag = TTYDEF_CFLAG | (ip->t.c_cflag & CLOCAL); | |
202 | ip->t.c_iflag = TTYDEF_IFLAG; | |
203 | ip->t.c_iflag |= ICRNL; | |
204 | /* preserve user-preference flags in lflag */ | |
205 | #define LKEEP (ECHOKE|ECHOE|ECHOK|ECHOPRT|ECHOCTL|ALTWERASE|TOSTOP|NOFLSH) | |
206 | ip->t.c_lflag = TTYDEF_LFLAG | (ip->t.c_lflag & LKEEP); | |
207 | ip->t.c_oflag = TTYDEF_OFLAG; | |
208 | ip->set = 1; | |
209 | } | |
210 | ||
211 | void | |
212 | f_size(ip) | |
213 | struct info *ip; | |
214 | { | |
215 | (void)printf("%d %d\n", ip->win.ws_row, ip->win.ws_col); | |
216 | } | |
217 | ||
218 | void | |
219 | f_speed(ip) | |
220 | struct info *ip; | |
221 | { | |
222 | (void)printf("%d\n", cfgetospeed(&ip->t)); | |
223 | } | |
224 | ||
225 | void | |
226 | f_tty(ip) | |
227 | struct info *ip; | |
228 | { | |
229 | int tmp; | |
230 | ||
231 | tmp = TTYDISC; | |
232 | if (ioctl(0, TIOCSETD, &tmp) < 0) | |
233 | err("TIOCSETD: %s", strerror(errno)); | |
234 | } |