source: trunk/src/winmm/initterm.cpp@ 169

Last change on this file since 169 was 120, checked in by sandervl, 26 years ago

Include os2wrap.h instead of os2.h
File size: 5.3 KB
Line 
1/* $Id: initterm.cpp,v 1.3 1999-06-19 10:54:48 sandervl Exp $ */
2
3/*
4 * WINMM DLL entry point
5 *
6 * Copyright 1998 Sander van Leeuwen (sandervl@xs4all.nl)
7 * Copyright 1998 Peter Fitzsimmons
8 *
9 *
10 * Project Odin Software License can be found in LICENSE.TXT
11 *
12 */
13
14/*-------------------------------------------------------------*/
15/* INITERM.C -- Source for a custom dynamic link library */
16/* initialization and termination (_DLL_InitTerm) */
17/* function. */
18/* */
19/* When called to perform initialization, this sample function */
20/* gets storage for an array of integers, and initializes its */
21/* elements with random integers. At termination time, it */
22/* frees the array. Substitute your own special processing. */
23/*-------------------------------------------------------------*/
24
25
26/* Include files */
27#define INCL_DOSMODULEMGR
28#define INCL_DOSPROCESS
29#include <os2wrap.h> //Odin32 OS/2 api wrappers
30#include <stdlib.h>
31#include <stdio.h>
32#include <string.h>
33#include <builtin.h>
34#include <misc.h> /*PLF Wed 98-03-18 23:19:26*/
35#include <odin.h>
36#include "aux.h"
37
38
39extern "C" {
40void IRTMidiShutdown(); // IRTMidi shutdown routine
41
42/*-------------------------------------------------------------------*/
43/* _CRT_init is the C run-time environment initialization function. */
44/* It will return 0 to indicate success and -1 to indicate failure. */
45/*-------------------------------------------------------------------*/
46int CDECL CRT_init(void);
47/*-------------------------------------------------------------------*/
48/* _CRT_term is the C run-time environment termination function. */
49/* It only needs to be called when the C run-time functions are */
50/* statically linked. */
51/*-------------------------------------------------------------------*/
52void CDECL CRT_term(void);
53void CDECL _ctordtorInit( void );
54void CDECL _ctordtorTerm( void );
55}
56
57/*-------------------------------------------------------------------*/
58/* A clean up routine registered with DosExitList must be used if */
59/* runtime calls are required and the runtime is dynamically linked. */
60/* This will guarantee that this clean up routine is run before the */
61/* library DLL is terminated. */
62/*-------------------------------------------------------------------*/
63static void APIENTRY cleanup(ULONG reason);
64
65
66
67/****************************************************************************/
68/* _DLL_InitTerm is the function that gets called by the operating system */
69/* loader when it loads and frees this DLL for each process that accesses */
70/* this DLL. However, it only gets called the first time the DLL is loaded */
71/* and the last time it is freed for a particular process. The system */
72/* linkage convention MUST be used because the operating system loader is */
73/* calling this function. */
74/****************************************************************************/
75unsigned long _System _DLL_InitTerm(unsigned long hModule, unsigned long
76 ulFlag)
77{
78 size_t i;
79 APIRET rc;
80
81 /*-------------------------------------------------------------------------*/
82 /* If ulFlag is zero then the DLL is being loaded so initialization should */
83 /* be performed. If ulFlag is 1 then the DLL is being freed so */
84 /* termination should be performed. */
85 /*-------------------------------------------------------------------------*/
86
87 switch (ulFlag) {
88 case 0 :
89
90 /*******************************************************************/
91 /* The C run-time environment initialization function must be */
92 /* called before any calls to C run-time functions that are not */
93 /* inlined. */
94 /*******************************************************************/
95
96 if (CRT_init() == -1)
97 return 0UL;
98 _ctordtorInit();
99
100 CheckVersionFromHMOD(PE2LX_VERSION, hModule); /*PLF Wed 98-03-18 05:28:48*/
101
102 /*******************************************************************/
103 /* A DosExitList routine must be used to clean up if runtime calls */
104 /* are required and the runtime is dynamically linked. */
105 /*******************************************************************/
106
107 rc = DosExitList(0x0000FF00|EXLST_ADD, cleanup);
108 if(rc)
109 return 0UL;
110
111 break;
112 case 1 :
113 auxOS2Close(); /* SvL: Close aux device if necessary */
114 break;
115 default :
116 return 0UL;
117 }
118
119 /***********************************************************/
120 /* A non-zero value must be returned to indicate success. */
121 /***********************************************************/
122 return 1UL;
123}
124
125
126static void APIENTRY cleanup(ULONG ulReason)
127{
128 auxOS2Close(); /* SvL: Close aux device if necessary */
129 IRTMidiShutdown; /* JT: Shutdown RT Midi subsystem, if running. */
130 _ctordtorTerm();
131 CRT_term();
132 DosExitList(EXLST_EXIT, cleanup);
133 return ;
134}
135
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