source: trunk/src/kernel32/winexelx.cpp@ 21434

Last change on this file since 21434 was 21434, checked in by dmik, 15 years ago

Fixed: Starting executables with RegisterLxExe() would mistakenly disable SEH support even if it was enabled with EnableSEH() before.

File size: 3.6 KB
Line 
1/* $Id: winexelx.cpp,v 1.13 2004-01-15 10:39:10 sandervl Exp $ */
2
3/*
4 * Win32 LX Exe class (compiled in OS/2 using Odin32 api)
5 *
6 * Copyright 1998-1999 Sander van Leeuwen (sandervl@xs4all.nl)
7 *
8 *
9 * Project Odin Software License can be found in LICENSE.TXT
10 *
11 */
12#define INCL_DOSFILEMGR /* File Manager values */
13#define INCL_DOSERRORS /* DOS Error values */
14#define INCL_DOSPROCESS /* DOS Process values */
15#define INCL_DOSMISC /* DOS Miscellanous values */
16#define INCL_WIN
17#include <os2wrap.h> //Odin32 OS/2 api wrappers
18#include <stdio.h>
19#include <string.h>
20#include <stdlib.h>
21#include <iostream.h>
22#include <fstream.h>
23#include <misc.h>
24#include <win32type.h>
25#include <winexelx.h>
26#include <winconst.h>
27#include <win32api.h>
28#include <wprocess.h>
29#include <odinlx.h>
30
31#include "exceptions.h"
32#include "exceptutil.h"
33
34#define DBG_LOCALLOG DBG_winexelx
35#include "dbglocal.h"
36
37//******************************************************************************
38//Create LX Exe object and call entrypoint
39//System dlls set EntryPoint to 0
40//******************************************************************************
41BOOL WIN32API RegisterLxExe(WINMAIN EntryPoint, PVOID pResData)
42{
43 APIRET rc;
44 PPIB ppib;
45 PTIB ptib;
46
47 if (!fSEHEnabled) {
48 //Signal to TEB management that we're a real OS/2 app and don't
49 //require setting FS to our special win32 selector
50 fSwitchTIBSel = FALSE;
51 }
52
53 //We're an OS/2 app
54 fIsOS2Image = TRUE;
55
56 if(WinExe != NULL) //should never happen
57 delete(WinExe);
58
59 rc = DosGetInfoBlocks(&ptib, &ppib);
60 if(rc) {
61 return FALSE;
62 }
63
64 Win32LxExe *winexe;
65
66 winexe = new Win32LxExe(ppib->pib_hmte, pResData);
67
68 if(winexe) {
69 InitCommandLine(FALSE);
70 winexe->setEntryPoint((ULONG)EntryPoint);
71 winexe->start();
72 }
73 else {
74 eprintf(("Win32LxExe creation failed!\n"));
75 DebugInt3();
76 return FALSE;
77 }
78 return TRUE;
79}
80//******************************************************************************
81//******************************************************************************
82Win32LxExe::Win32LxExe(HINSTANCE hInstance, PVOID pResData)
83 : Win32ImageBase(hInstance),
84 Win32LxImage(hInstance, pResData),
85 Win32ExeBase(hInstance)
86{
87 dprintf(("Win32LxExe ctor: %s", szModule));
88 hinstance = (HINSTANCE)buildHeader(1, 0, IMAGE_SUBSYSTEM_WINDOWS_GUI);
89}
90//******************************************************************************
91//******************************************************************************
92//******************************************************************************
93//******************************************************************************
94Win32LxExe::~Win32LxExe()
95{
96}
97//******************************************************************************
98//******************************************************************************
99ULONG Win32LxExe::start()
100{
101 WINEXCEPTION_FRAME exceptFrame;
102 ULONG rc;
103
104 dprintf(("Start executable %X\n", WinExe));
105
106 fExeStarted = TRUE;
107
108 //Allocate TLS index for this module
109 tlsAlloc();
110 tlsAttachThread(); //setup TLS (main thread)
111
112 //Note: The Win32 exception structure references by FS:[0] is the same
113 // in OS/2
114 OS2SetExceptionHandler((void *)&exceptFrame);
115
116 SetWin32TIB();
117 rc = ((WINMAIN)entryPoint)(hinstance, 0, (LPSTR)GetCommandLineA(), SW_SHOWNORMAL_W);
118 RestoreOS2TIB();
119
120 OS2UnsetExceptionHandler((void *)&exceptFrame);
121
122 ExitProcess(rc);
123 return rc;
124}
125//******************************************************************************
126//******************************************************************************
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