source: branches/ticket_150/dll/timer.c@ 869

Last change on this file since 869 was 793, checked in by Gregg Young, 18 years ago

Move #pragma alloc_text to end for OpenWatcom compat

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 1.7 KB
Line 
1
2/***********************************************************************
3
4 $Id: timer.c 793 2007-08-21 02:53:38Z gyoung $
5
6 Timer thread
7
8 Copyright (c) 1993-98 M. Kimes
9 Copyright (c) 2006 Steven H. Levine
10
11 22 Jul 06 SHL Check more run time errors
12 20 Aug 07 GKY Move #pragma alloc_text to end for OpenWatcom compat
13
14***********************************************************************/
15
16#define INCL_DOS
17#define INCL_DOSERRORS
18#define INCL_WIN
19#include <os2.h>
20
21#include <stdarg.h>
22#include <stdio.h>
23#include <stdlib.h>
24#include <string.h>
25#include <process.h> // _beginthread
26
27#include "fm3dll.h"
28#include "fm3str.h"
29
30static PSZ pszSrcFile = __FILE__;
31
32static HEV hevTimerSem;
33
34static void TimerThread(void *args)
35{
36 HAB hab2;
37 HMQ hmq2;
38 ULONG cntr = 0;
39
40 priority_bumped();
41 hab2 = WinInitialize(0);
42 if (hab2) {
43 hmq2 = WinCreateMsgQueue(hab2, 0);
44 if (hmq2) {
45 WinCancelShutdown(hmq2, TRUE);
46 if (!DosCreateEventSem(NULL, &hevTimerSem, 0, FALSE)) {
47 for (;;) {
48 if (DosWaitEventSem(hevTimerSem, 3000) != ERROR_TIMEOUT)
49 break;
50 cntr++;
51 if (hwndTree && !(cntr % 3))
52 PostMsg(hwndTree, UM_TIMER, MPVOID, MPVOID);
53 if (hwndBubble && WinIsWindowVisible(hwndBubble))
54 PostMsg(hwndBubble, UM_TIMER, MPVOID, MPVOID);
55 if (DataHwnd)
56 PostMsg(DataHwnd, UM_TIMER, MPVOID, MPVOID);
57 }
58 DosCloseEventSem(hevTimerSem);
59 }
60 WinDestroyMsgQueue(hmq2);
61 }
62 WinTerminate(hab2);
63 }
64}
65
66//== StartTimer() return TRUE can start thread ==
67
68BOOL StartTimer(void)
69{
70 INT rc = _beginthread(TimerThread, NULL, 32768, (PVOID) 0);
71
72 if (rc == -1)
73 Runtime_Error(pszSrcFile, __LINE__,
74 GetPString(IDS_COULDNTSTARTTHREADTEXT));
75
76 return rc != -1;
77}
78
79void StopTimer(void)
80{
81 DosPostEventSem(hevTimerSem);
82}
83
84#pragma alloc_text(TIMER,TimerThread,StartTimer,StopTimer)
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