miscemu/main.c

   1 /*
   2  * Emulator initialisation code
   3  *
   4  */
   5
   6 #include "winbase.h"
   7 #include "wine/winbase16.h"
   8 #include "wingdi.h"
   9 #include "winuser.h"
  10
  11 #include "miscemu.h"
  12 #include "callback.h"
  13 #include "options.h"
  14 #include "debugtools.h"
  15
  16 static char main_exe_name[MAX_PATH];
  17 static HANDLE main_exe_file;
  18
  19 static BOOL (WINAPI *pGetMessageA)(LPMSG,HWND,UINT,UINT);
  20 static BOOL (WINAPI *pTranslateMessage)(const MSG*);
  21 static LONG (WINAPI *pDispatchMessageA)(const MSG*);
  22
  23 extern void PROCESS_InitWine( int argc, char *argv[], LPSTR win16_exe_name,
  24                               HANDLE *win16_exe_file ) WINE_NORETURN;
  25 extern HINSTANCE16 NE_StartMain( LPCSTR name, HANDLE file );
  26
  27 /***********************************************************************
  28  *           Main loop of initial task
  29  */
  30 int WINAPI wine_initial_task( HINSTANCE inst, HINSTANCE prev, LPSTR cmdline, INT show )
  31 {
  32     MSG msg;
  33     HINSTANCE16 instance;
  34     HMODULE user32;
  35
  36     /* some programs assume mmsystem is always present */
  37     LoadLibrary16( "mmsystem.dll" );
  38
  39     if ((instance = NE_StartMain( main_exe_name, main_exe_file )) < 32)
  40     {
  41         if (instance == 11)  /* try DOS format */
  42         {
  43             if (DPMI_LoadDosSystem())
  44                 Dosvm.LoadDosExe( main_exe_name, main_exe_file );
  45             /* if we get back here it failed */
  46             instance = GetLastError();
  47         }
  48
  49         MESSAGE( "%s: can't exec '%s': ", argv0, GetCommandLineA() );
  50         switch (instance)
  51         {
  52         case  2: MESSAGE("file not found\n" ); break;
  53         case 11: MESSAGE("invalid exe file\n" ); break;
  54         default: MESSAGE("error=%d\n", instance ); break;
  55         }
  56         ExitProcess(instance);
  57     }
  58     CloseHandle( main_exe_file );  /* avoid file sharing problems */
  59
  60     /* Start message loop for desktop window */
  61
  62     if (!(user32 = LoadLibraryA( "user32.dll" )))
  63     {
  64         MESSAGE( "Cannot load user32.dll\n" );
  65         ExitProcess( GetLastError() );
  66     }
  67     pGetMessageA      = (void *)GetProcAddress( user32, "GetMessageA" );
  68     pTranslateMessage = (void *)GetProcAddress( user32, "TranslateMessage" );
  69     pDispatchMessageA = (void *)GetProcAddress( user32, "DispatchMessageA" );
  70
  71     while ( GetNumTasks16() > 1  && pGetMessageA( &msg, 0, 0, 0 ) )
  72     {
  73         pTranslateMessage( &msg );
  74         pDispatchMessageA( &msg );
  75     }
  76
  77     ExitProcess( 0 );
  78 }
  79
  80
  81 /**********************************************************************
  82  *           main
  83  */
  84 int main( int argc, char *argv[] )
  85 {
  86     PROCESS_InitWine( argc, argv, main_exe_name, &main_exe_file );
  87     return 1;  /* not reached */
  88 }