source: trunk/src/user32/initterm.cpp@ 510

Last change on this file since 510 was 510, checked in by sandervl, 26 years ago

Makefile changes & initterm.cpp no longer calls c/c++ library init & termination functions (should only be done in odincrt.dll)

File size: 4.3 KB
Line 
1/* $Id: initterm.cpp,v 1.6 1999-08-16 16:28:04 sandervl Exp $ */
2
3/*
4 * USER32 DLL entry point
5 *
6 * Copyright 1998 Sander van Leeuwen
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 <odin.h>
34#include <misc.h> /*PLF Wed 98-03-18 23:18:29*/
35#include <win32type.h>
36#include <wndclass.h>
37#include <spy.h>
38
39/*-------------------------------------------------------------------*/
40/* A clean up routine registered with DosExitList must be used if */
41/* runtime calls are required and the runtime is dynamically linked. */
42/* This will guarantee that this clean up routine is run before the */
43/* library DLL is terminated. */
44/*-------------------------------------------------------------------*/
45static void APIENTRY cleanup(ULONG reason);
46static void APIENTRY cleanupQueue(ULONG ulReason);
47
48
49/****************************************************************************/
50/* _DLL_InitTerm is the function that gets called by the operating system */
51/* loader when it loads and frees this DLL for each process that accesses */
52/* this DLL. However, it only gets called the first time the DLL is loaded */
53/* and the last time it is freed for a particular process. The system */
54/* linkage convention MUST be used because the operating system loader is */
55/* calling this function. */
56/****************************************************************************/
57unsigned long SYSTEM _DLL_InitTerm(unsigned long hModule, unsigned long
58 ulFlag)
59{
60 size_t i;
61 APIRET rc;
62
63 /*-------------------------------------------------------------------------*/
64 /* If ulFlag is zero then the DLL is being loaded so initialization should */
65 /* be performed. If ulFlag is 1 then the DLL is being freed so */
66 /* termination should be performed. */
67 /*-------------------------------------------------------------------------*/
68
69 switch (ulFlag) {
70 case 0 :
71 CheckVersionFromHMOD(PE2LX_VERSION, hModule); /*PLF Wed 98-03-18 05:28:48*/
72 /*******************************************************************/
73 /* A DosExitList routine must be used to clean up if runtime calls */
74 /* are required and the runtime is dynamically linked. */
75 /*******************************************************************/
76
77 rc = DosExitList(0x0000F000|EXLST_ADD, cleanup);
78 if(rc)
79 return 0UL;
80
81 rc = DosExitList(0x00008000|EXLST_ADD, cleanupQueue);
82 if(rc)
83 return 0UL;
84
85 //SvL: 18-7-'98, Register system window classes (button, listbox etc etc)
86 RegisterSystemClasses(hModule);
87
88 //SvL: Try to start communication with our message spy queue server
89 InitSpyQueue();
90 break;
91 case 1 :
92 break;
93 default :
94 return 0UL;
95 }
96
97 /***********************************************************/
98 /* A non-zero value must be returned to indicate success. */
99 /***********************************************************/
100 return 1UL;
101}
102
103static void APIENTRY cleanupQueue(ULONG ulReason)
104{
105 CloseSpyQueue();
106 DosExitList(EXLST_EXIT, cleanupQueue);
107 return;
108}
109
110static void APIENTRY cleanup(ULONG ulReason)
111{
112 dprintf(("user32 exit\n"));
113 UnregisterSystemClasses();
114 dprintf(("user32 exit done\n"));
115 DosExitList(EXLST_EXIT, cleanup);
116 return ;
117}
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