Commit | Line | Data |
---|---|---|
3d3ef1d9 SL |
1 | #ifndef lint |
2 | static char sccsid[] = "@(#)keyboard.c 1.1 (Lucasfilm) %G%"; | |
3 | #endif | |
4 | ||
5 | /* | |
6 | * Keyboard input support. | |
7 | */ | |
8 | ||
9 | #include "systat.h" | |
10 | ||
11 | keyboard() | |
12 | { | |
13 | char ch, line[80]; | |
14 | ||
15 | for (;;) { | |
16 | col = 0; | |
17 | move(22, 0); | |
18 | do { | |
19 | refresh(); | |
20 | ch = getch() & 0177; | |
21 | if (ch == 0177 && ferror(stdin)) { | |
22 | clearerr(stdin); | |
23 | continue; | |
24 | } | |
25 | if (ch >= 'A' && ch <= 'Z') | |
26 | ch += 'a' - 'A'; | |
27 | if (col == 0) { | |
28 | #define mask(s) (1 << ((s) - 1)) | |
29 | if (ch == CTRL(l)) { | |
30 | int oldmask = sigblock(mask(SIGALRM)); | |
31 | ||
32 | wrefresh(curscr); | |
33 | sigsetmask(oldmask); | |
34 | continue; | |
35 | } | |
36 | if (ch == CTRL(g)) { | |
37 | status(); | |
38 | continue; | |
39 | } | |
40 | if (ch != ':') | |
41 | continue; | |
42 | move(22, 0); | |
43 | clrtoeol(); | |
44 | } | |
45 | if (ch == _tty.sg_erase && col > 0) { | |
46 | if (col == 1 && line[0] == ':') | |
47 | continue; | |
48 | col--; | |
49 | goto doerase; | |
50 | } | |
51 | if (ch == CTRL(w) && col > 0) { | |
52 | while (--col >= 0 && isspace(line[col])) | |
53 | ; | |
54 | col++; | |
55 | while (--col >= 0 && !isspace(line[col])) | |
56 | if (col == 0 && line[0] == ':') | |
57 | break; | |
58 | col++; | |
59 | goto doerase; | |
60 | } | |
61 | if (ch == _tty.sg_kill && col > 0) { | |
62 | col = 0; | |
63 | if (line[0] == ':') | |
64 | col++; | |
65 | doerase: | |
66 | move(22, col); | |
67 | clrtoeol(); | |
68 | continue; | |
69 | } | |
70 | if (isprint(ch)) { | |
71 | line[col] = ch; | |
72 | mvaddch(22, col, ch); | |
73 | col++; | |
74 | } | |
75 | } while (col == 0 || (ch != '\r' && ch != '\n')); | |
76 | line[col] = '\0'; | |
77 | command(line + 1); | |
78 | } | |
79 | /*NOTREACHED*/ | |
80 | } |