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