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4ceeac64 AB |
1 | #include "EXTERN.h" |
2 | #include "perl.h" | |
3 | #include "XSUB.h" | |
4 | ||
4ceeac64 AB |
5 | #undef __USE_INLINE__ |
6 | #include <exec/types.h> | |
7 | #include <utility/tagitem.h> | |
8 | #include <dos/dos.h> | |
9 | #include <proto/exec.h> | |
10 | #include <proto/intuition.h> | |
11 | #include <proto/utility.h> | |
12 | ||
13 | ||
14 | ||
15 | struct TimeRequest * | |
16 | OpenTimer(void) | |
17 | { | |
18 | struct MsgPort *port = IExec->AllocSysObjectTags(ASOT_PORT, TAG_END); | |
19 | if (port == NULL) | |
20 | { | |
21 | return NULL; | |
22 | } | |
23 | ||
24 | struct TimeRequest *req = IExec->AllocSysObjectTags(ASOT_IOREQUEST, | |
25 | ASOIOR_Size, sizeof(struct TimeRequest), | |
26 | ASOIOR_ReplyPort, port, | |
27 | TAG_END); | |
28 | ||
29 | if (req == NULL) | |
30 | { | |
31 | IExec->FreeSysObject(ASOT_PORT, port); | |
32 | return NULL; | |
33 | } | |
34 | ||
35 | int8 deverr = IExec->OpenDevice("timer.device", UNIT_MICROHZ, | |
36 | &req->Request, 0); | |
37 | ||
38 | if (deverr != IOERR_SUCCESS) | |
39 | { | |
40 | IExec->FreeSysObject(ASOT_IOREQUEST, req); | |
41 | IExec->FreeSysObject(ASOT_PORT, port); | |
42 | return NULL; | |
43 | } | |
44 | ||
45 | return req; | |
46 | } | |
47 | ||
48 | ||
49 | void | |
50 | CloseTimer(struct TimeRequest *req) | |
51 | { | |
52 | if (req != NULL) | |
53 | { | |
54 | struct MsgPort *port = req->Request.io_Message.mn_ReplyPort; | |
55 | ||
56 | IExec->CloseDevice(&req->Request); | |
57 | IExec->FreeSysObject(ASOT_IOREQUEST, req); | |
58 | IExec->FreeSysObject(ASOT_PORT, port); | |
59 | } | |
60 | } | |
61 | ||
62 | ||
63 | ||
64 | uint32 WaitTimeout(uint32 signalmask , int timeout) | |
65 | { | |
66 | ||
67 | struct TimeRequest *req = NULL; | |
68 | uint32 timermask = 0; | |
69 | ||
70 | if (timeout > 0) | |
71 | { | |
72 | req = OpenTimer(); | |
73 | ||
74 | if (req != NULL) | |
75 | { | |
76 | timermask = 1L << req->Request.io_Message.mn_ReplyPort->mp_SigBit; | |
77 | ||
78 | req->Request.io_Command = TR_ADDREQUEST; | |
79 | req->Time.Seconds = 0; | |
80 | req->Time.Microseconds = timeout; | |
81 | ||
82 | IExec->SendIO(&req->Request); | |
83 | } | |
84 | } | |
85 | ||
86 | uint32 waitmask = timermask | signalmask | SIGBREAKF_CTRL_C; | |
87 | ||
88 | uint32 sigmask = IExec->Wait(waitmask); | |
89 | ||
90 | if (req != NULL) | |
91 | { | |
92 | IExec->AbortIO(&req->Request); | |
93 | IExec->WaitIO(&req->Request); | |
94 | CloseTimer(req); | |
95 | } | |
96 | ||
97 | /* remove the timer mask bit */ | |
98 | ||
99 | return sigmask & (~timermask ); | |
100 | } | |
101 | ||
102 | ||
103 | ||
104 | MODULE = Amiga::Exec PACKAGE = Amiga::Exec | |
105 | ||
106 | PROTOTYPES: DISABLE | |
107 | ||
108 | ||
109 | uint32 _Wait(signalmask,timeout) | |
110 | uint32 signalmask; | |
111 | uint32 timeout; | |
112 | CODE: | |
113 | RETVAL = WaitTimeout(signalmask,timeout); | |
114 | OUTPUT: | |
115 | RETVAL | |
116 |