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Commit | Line | Data |
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f6bcfd97 BP |
1 | /* ------------------------------------------------------------------------ */ |
2 | /* */ | |
3 | /* Some basic things. */ | |
4 | /* */ | |
5 | /* ------------------------------------------------------------------------ */ | |
6 | ||
7 | #include "os.h" | |
8 | ||
9 | #include <signal.h> // signal() | |
10 | #include <stdio.h> // fprintf() fflush() getch() putc() | |
11 | ||
12 | #include "globals.h" | |
13 | #include "uac_sys.h" | |
14 | ||
15 | ||
16 | void memset16(USHORT * dest, SHORT val, INT len) // fills short-array with | |
17 | { // value | |
18 | while (len--) | |
19 | *(dest++) = val; | |
20 | } | |
21 | ||
22 | INT cancel(void) // checks whether to interrupt the program | |
23 | { | |
24 | #ifdef DOS | |
25 | while (kbhit()) | |
26 | { | |
27 | if (getch() == 27) | |
28 | f_err = ERR_USER; | |
29 | } | |
30 | #endif | |
31 | return (f_err); | |
32 | } | |
33 | ||
34 | /*INT wrask(CHAR * s) // prompt-routine | |
35 | { | |
36 | INT ch; | |
37 | ||
38 | fprintf(stderr, "\n %s (Yes,Always,No,Cancel) ", s); | |
39 | fflush(stderr); | |
40 | do | |
41 | { | |
42 | ch = getch(); | |
43 | ch = upcase(ch); | |
44 | } | |
45 | while (ch != 'Y' && ch != 'A' && ch != 'N' && ch != 'C' && ch != 27); | |
46 | fprintf(stderr, "%s", ch == 'Y' ? "Yes" : (ch == 'A' ? "Always" : (ch == 'N' ? "No" : "Cancel"))); | |
47 | fflush(stderr); | |
48 | return (ch == 'Y' ? 0 : (ch == 'A' ? 1 : (ch == 'N' ? 2 : 3))); | |
49 | } */ | |
50 | ||
51 | void beep(void) // makes some noise | |
52 | { | |
53 | #ifdef DOS | |
54 | sound(800); | |
55 | delay(250); | |
56 | nosound(); | |
57 | #endif | |
58 | #ifdef AMIGA | |
59 | putc(0x07, stderr); | |
60 | #endif | |
61 | } | |
62 | ||
63 | void my_signalhandler(INT sig_number) // sets f_err if ctrl+c or ctrl+brk | |
64 | { | |
65 | f_err = ERR_USER; | |
66 | error("\nUser break\n"); | |
67 | } | |
68 | ||
69 | #ifdef DOS // handles hardware errors | |
70 | #ifdef __BORLANDC__ | |
71 | INT harderrhandler(UINT deverr, UINT errc, UINT * devhdr) | |
72 | #else | |
73 | INT __far harderrhandler(UINT deverr, UINT errc, UINT * devhdr) | |
74 | #endif | |
75 | { | |
76 | f_criterr = 'A' + deverr & 0xff; | |
77 | f_err = ERR_OTHER; | |
78 | return (0x3); | |
79 | } | |
80 | #endif | |
81 | ||
82 | void set_handler(void) // initializes handlers | |
83 | { | |
84 | #if defined(DOS) && !defined(__BORLANDC__) | |
85 | signal(SIGBREAK, my_signalhandler); // set ctrl-break/-c handlers | |
86 | #endif | |
87 | signal(SIGINT, my_signalhandler); | |
88 | #if defined(DOS) && !defined(__CONSOLE__) // set hardware error handler | |
89 | #ifdef __BORLANDC__ | |
90 | harderr(harderrhandler); | |
91 | #else | |
92 | _harderr(harderrhandler); | |
93 | #endif | |
94 | #endif | |
95 | } | |
96 |