source: trunk/src/ddraw/initterm.cpp@ 5308

Last change on this file since 5308 was 5305, checked in by sandervl, 25 years ago

dll entrypoint update
File size: 4.0 KB
Line 
1/*
2 * DLL entry point
3 *
4 * Copyright 1998 Sander van Leeuwen
5 * Copyright 1998 Peter Fitzsimmons
6 *
7 *
8 * Project Odin Software License can be found in LICENSE.TXT
9 *
10 */
11
12/*-------------------------------------------------------------*/
13/* INITERM.C -- Source for a custom dynamic link library */
14/* initialization and termination (_DLL_InitTerm) */
15/* function. */
16/* */
17/* When called to perform initialization, this sample function */
18/* gets storage for an array of integers, and initializes its */
19/* elements with random integers. At termination time, it */
20/* frees the array. Substitute your own special processing. */
21/*-------------------------------------------------------------*/
22
23
24/* Include files */
25#define INCL_DOSMODULEMGR
26#define INCL_DOSPROCESS
27#include <os2wrap.h> //Odin32 OS/2 api wrappers
28#include <stdlib.h>
29#include <stdio.h>
30#include <string.h>
31#include <odin.h>
32#include <win32type.h>
33#include <winconst.h>
34#include <odinlx.h>
35#include <misc.h> /*PLF Wed 98-03-18 23:18:15*/
36#include <initdll.h>
37
38extern "C" {
39 //Win32 resource table (produced by wrc)
40 extern DWORD _Resource_PEResTab;
41}
42
43char ddrawPath[CCHMAXPATH] = "";
44static HMODULE dllHandle = 0;
45
46//******************************************************************************
47//******************************************************************************
48BOOL WINAPI OdinLibMain(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/****************************************************************************/
73ULONG DLLENTRYPOINT_CCONV DLLENTRYPOINT_NAME(ULONG hModule, ULONG ulFlag)
74{
75
76 /*-------------------------------------------------------------------------*/
77 /* If ulFlag is zero then the DLL is being loaded so initialization should */
78 /* be performed. If ulFlag is 1 then the DLL is being freed so */
79 /* termination should be performed. */
80 /*-------------------------------------------------------------------------*/
81
82 switch (ulFlag) {
83 case 0 :
84 {
85 DosQueryModuleName(hModule, CCHMAXPATH, ddrawPath);
86 char *endofpath = strrchr(ddrawPath, '\\');
87 if(endofpath) *(endofpath+1) = 0;
88
89 ctordtorInit();
90
91 CheckVersionFromHMOD(PE2LX_VERSION, hModule); /*PLF Wed 98-03-18 05:28:48*/
92
93 dllHandle = RegisterLxDll(hModule, OdinLibMain, (PVOID)&_Resource_PEResTab,
94 DDRAW_MAJORIMAGE_VERSION, DDRAW_MINORIMAGE_VERSION,
95 IMAGE_SUBSYSTEM_WINDOWS_GUI);
96 if(dllHandle == 0)
97 return 0UL;
98
99 break;
100 }
101 case 1 :
102 if(dllHandle) {
103 UnregisterLxDll(dllHandle);
104 }
105 break;
106 default :
107 return 0UL;
108 }
109
110 /***********************************************************/
111 /* A non-zero value must be returned to indicate success. */
112 /***********************************************************/
113 return 1UL;
114}
115//******************************************************************************
116//******************************************************************************
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