source: trunk/src/comctl32/initterm.cpp@ 131

Last change on this file since 131 was 131, checked in by sandervl, 26 years ago

Comctl32 crash on exit fix + user32 bugfix for winhlp32 changed to be similar to Wine
File size: 5.3 KB
Line 
1/* $Id: initterm.cpp,v 1.4 1999-06-20 14:02:12 sandervl Exp $ */
2/*
3 * COMDLG32 DLL entry point
4 *
5 * Copyright 1998 Sander van Leeuwen
6 * Copyright 1998 Peter Fitzsimmons
7 * Copyright 1999 Achim Hasenmueller
8 *
9 * Project Odin Software License can be found in LICENSE.TXT
10 *
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 <misc.h> /*PLF Wed 98-03-18 23:18:29*/
34
35extern "C" {
36/*-------------------------------------------------------------------*/
37/* _CRT_init is the C run-time environment initialization function. */
38/* It will return 0 to indicate success and -1 to indicate failure. */
39/*-------------------------------------------------------------------*/
40int CDECL CRT_init(void);
41/*-------------------------------------------------------------------*/
42/* _CRT_term is the C run-time environment termination function. */
43/* It only needs to be called when the C run-time functions are */
44/* statically linked. */
45/*-------------------------------------------------------------------*/
46void CDECL CRT_term(void);
47void CDECL _ctordtorInit( void );
48void CDECL _ctordtorTerm( void );
49}
50
51void CDECL RegisterCOMCTL32WindowClasses(unsigned long hinstDLL);
52void CDECL UnregisterCOMCTL32WindowClasses(void);
53
54/*-------------------------------------------------------------------*/
55/* A clean up routine registered with DosExitList must be used if */
56/* runtime calls are required and the runtime is dynamically linked. */
57/* This will guarantee that this clean up routine is run before the */
58/* library DLL is terminated. */
59/*-------------------------------------------------------------------*/
60static void APIENTRY cleanup(ULONG reason);
61
62
63/****************************************************************************/
64/* _DLL_InitTerm is the function that gets called by the operating system */
65/* loader when it loads and frees this DLL for each process that accesses */
66/* this DLL. However, it only gets called the first time the DLL is loaded */
67/* and the last time it is freed for a particular process. The system */
68/* linkage convention MUST be used because the operating system loader is */
69/* calling this function. */
70/****************************************************************************/
71unsigned long _System _DLL_InitTerm(unsigned long hModule, unsigned long
72 ulFlag)
73{
74 size_t i;
75 APIRET rc;
76
77 /*-------------------------------------------------------------------------*/
78 /* If ulFlag is zero then the DLL is being loaded so initialization should */
79 /* be performed. If ulFlag is 1 then the DLL is being freed so */
80 /* termination should be performed. */
81 /*-------------------------------------------------------------------------*/
82
83 switch (ulFlag) {
84 case 0 :
85
86 /*******************************************************************/
87 /* The C run-time environment initialization function must be */
88 /* called before any calls to C run-time functions that are not */
89 /* inlined. */
90 /*******************************************************************/
91
92 if (CRT_init() == -1)
93 return 0UL;
94 _ctordtorInit();
95
96 CheckVersionFromHMOD(PE2LX_VERSION, hModule); /*PLF Wed 98-03-18 05:28:48*/
97
98 /*******************************************************************/
99 /* A DosExitList routine must be used to clean up if runtime calls */
100 /* are required and the runtime is dynamically linked. */
101 /*******************************************************************/
102
103 rc = DosExitList(0x0000FF00|EXLST_ADD, cleanup);
104 if(rc)
105 return 0UL;
106
107 /* register Win32 window classes implemented in this DLL */
108 RegisterCOMCTL32WindowClasses(hModule);
109
110 break;
111 case 1 :
112 break;
113 default :
114 return 0UL;
115 }
116
117 /***********************************************************/
118 /* A non-zero value must be returned to indicate success. */
119 /***********************************************************/
120 return 1UL;
121}
122
123
124static void APIENTRY cleanup(ULONG ulReason)
125{
126 /* unregister Win32 window classes */
127 UnregisterCOMCTL32WindowClasses();
128
129 _ctordtorTerm();
130 CRT_term();
131 DosExitList(EXLST_EXIT, cleanup);
132 return ;
133}
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