source: trunk/src/dllentry/dllentry.cpp@ 2644

Last change on this file since 2644 was 2644, checked in by sandervl, 26 years ago

shared dll entrypoint

File size: 3.7 KB
Line 
1/* $Id: dllentry.cpp,v 1.1 2000-02-05 01:49:48 sandervl Exp $ */
2
3/*
4 * 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 <win32type.h>
35#include <winconst.h>
36#include <odinlx.h>
37#include <misc.h> /*PLF Wed 98-03-18 23:18:15*/
38
39extern "C" {
40void CDECL _ctordtorInit( void );
41void CDECL _ctordtorTerm( void );
42
43 //Win32 resource table (produced by wrc)
44 extern DWORD _Resource_PEResTab;
45}
46//******************************************************************************
47//******************************************************************************
48BOOL WINAPI LibMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID fImpLoad)
49{
50 switch (fdwReason)
51 {
52 case DLL_PROCESS_ATTACH:
53 return TRUE;
54
55 case DLL_THREAD_ATTACH:
56 case DLL_THREAD_DETACH:
57 return TRUE;
58
59 case DLL_PROCESS_DETACH:
60 _ctordtorTerm();
61 return TRUE;
62 }
63 return FALSE;
64}
65/****************************************************************************/
66/* _DLL_InitTerm is the function that gets called by the operating system */
67/* loader when it loads and frees this DLL for each process that accesses */
68/* this DLL. However, it only gets called the first time the DLL is loaded */
69/* and the last time it is freed for a particular process. The system */
70/* linkage convention MUST be used because the operating system loader is */
71/* calling this function. */
72/****************************************************************************/
73unsigned long SYSTEM _DLL_InitTerm(unsigned long hModule, unsigned long
74 ulFlag)
75{
76 size_t i;
77 APIRET rc;
78
79 /*-------------------------------------------------------------------------*/
80 /* If ulFlag is zero then the DLL is being loaded so initialization should */
81 /* be performed. If ulFlag is 1 then the DLL is being freed so */
82 /* termination should be performed. */
83 /*-------------------------------------------------------------------------*/
84
85 switch (ulFlag) {
86 case 0 :
87 _ctordtorInit();
88
89 CheckVersionFromHMOD(PE2LX_VERSION, hModule); /*PLF Wed 98-03-18 05:28:48*/
90
91 if(RegisterLxDll(hModule, LibMain, (PVOID)&_Resource_PEResTab) == FALSE)
92 return 0UL;
93
94 break;
95 case 1 :
96 UnregisterLxDll(hModule);
97 break;
98 default :
99 return 0UL;
100 }
101
102 /***********************************************************/
103 /* A non-zero value must be returned to indicate success. */
104 /***********************************************************/
105 return 1UL;
106}
107//******************************************************************************
108//******************************************************************************
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