miscemu/main.c

   1 /*
   2  * Emulator initialisation code
   3  *
   4  */
   5
   6 #include <assert.h>
   7 #include "callback.h"
   8 #include "debug.h"
   9 #include "debugger.h"
  10 #include "main.h"
  11 #include "miscemu.h"
  12 #include "module.h"
  13 #include "options.h"
  14 #include "process.h"
  15 #include "win16drv.h"
  16 #include "psdrv.h"
  17 #include "thread.h"
  18 #include "windows.h"
  19
  20
  21 /***********************************************************************
  22  *           Emulator initialisation
  23  */
  24 BOOL32 MAIN_EmulatorInit(void)
  25 {
  26     /* Main initialization */
  27     if (!MAIN_MainInit()) return FALSE;
  28
  29     /* Initialize relay code */
  30     if (!RELAY_Init()) return FALSE;
  31
  32     /* Initialize signal handling */
  33     if (!SIGNAL_InitEmulator()) return FALSE;
  34
  35     /* Create the Win16 printer driver */
  36     if (!WIN16DRV_Init()) return FALSE;
  37
  38     /* Create the Postscript printer driver (FIXME: should be in Winelib) */
  39     if (!PSDRV_Init()) return FALSE;
  40
  41     /* Load system DLLs into the initial process (and initialize them) */
  42     if (!LoadLibrary16(  "KERNEL" )) return FALSE;         /* always built-in */
  43     if (!LoadLibrary32A( "KERNEL32" )) return FALSE;       /* always built-in */
  44
  45     if (!LoadLibrary16(  "GDI.EXE" )) return FALSE;
  46     if (!LoadLibrary32A( "GDI32.DLL" )) return FALSE;
  47
  48     if (!LoadLibrary16(  "USER.EXE" )) return FALSE;
  49     if (!LoadLibrary32A( "USER32.DLL" )) return FALSE;
  50
  51     return TRUE;
  52 }
  53
  54
  55 /***********************************************************************
  56  *           Main loop of initial task
  57  */
  58 void MAIN_EmulatorRun( void )
  59 {
  60     BOOL32 (*WINAPI pGetMessage)(MSG32* lpmsg,HWND32 hwnd,UINT32 min,UINT32 max);
  61     BOOL32 (*WINAPI pTranslateMessage)( const MSG32* msg );
  62     LONG   (*WINAPI pDispatchMessage)( const MSG32* msg );
  63     MSG32 msg;
  64
  65     HMODULE32 hModule = GetModuleHandle32A( "USER32" );
  66     pGetMessage       = GetProcAddress32( hModule, "GetMessageA" );
  67     pTranslateMessage = GetProcAddress32( hModule, "TranslateMessage" );
  68     pDispatchMessage  = GetProcAddress32( hModule, "DispatchMessageA" );
  69
  70     assert( pGetMessage );
  71     assert( pTranslateMessage );
  72     assert( pDispatchMessage );
  73
  74     while ( GetNumTasks() > 1 && pGetMessage( &msg, 0, 0, 0 ) )
  75     {
  76         pTranslateMessage( &msg );
  77         pDispatchMessage( &msg );
  78     }
  79
  80     ExitProcess( 0 );
  81 }
  82
  83
  84 /**********************************************************************
  85  *           main
  86  */
  87 int main( int argc, char *argv[] )
  88 {
  89     extern char * DEBUG_argv0;
  90     char startProg[256], defProg[256];
  91     int i,loaded;
  92     HINSTANCE32 handle;
  93
  94     __winelib = 0;  /* First of all, clear the Winelib flag */
  95
  96     /*
  97      * Save this so that the internal debugger can get a hold of it if
  98      * it needs to.
  99      */
 100     DEBUG_argv0 = argv[0];
 101
 102     /* Create the initial process */
 103     if (!PROCESS_Init()) return FALSE;
 104
 105     /* Parse command-line */
 106     if (!MAIN_WineInit( &argc, argv )) return 1;
 107
 108     /* Handle -dll option (hack) */
 109
 110     if (Options.dllFlags)
 111     {
 112         if (!BUILTIN_ParseDLLOptions( Options.dllFlags ))
 113         {
 114             MSG("%s: Syntax: -dll +xxx,... or -dll -xxx,...\n",
 115                      argv[0] );
 116             BUILTIN_PrintDLLs();
 117             exit(1);
 118         }
 119     }
 120
 121     /* Initialize everything */
 122
 123     if (!MAIN_EmulatorInit()) return 1;
 124
 125     /* Initialize CALL32 routines */
 126     /* This needs to be done just before task-switching starts */
 127
 128     loaded=0;
 129
 130     /* Add the Default Program if no program on the command line */
 131     if (!argv[1])
 132     {
 133         PROFILE_GetWineIniString( "programs", "Default", "",
 134                                   defProg, sizeof(defProg) );
 135         if (defProg[0]) argv[argc++] = defProg;
 136     }
 137
 138     /* Add the Startup Program to the run list */
 139     PROFILE_GetWineIniString( "programs", "Startup", "",
 140                                startProg, sizeof(startProg) );
 141     if (startProg[0]) argv[argc++] = startProg;
 142
 143     for (i = 1; i < argc; i++)
 144     {
 145         if ((handle = WinExec32( argv[i], SW_SHOWNORMAL )) < 32)
 146         {
 147             MSG("wine: can't exec '%s': ", argv[i]);
 148             switch (handle)
 149             {
 150             case 2: MSG("file not found\n" ); break;
 151             case 11: MSG("invalid exe file\n" ); break;
 152             case 21: MSG("win32 executable\n" ); break; /* FIXME: Obsolete? */
 153             default: MSG("error=%d\n", handle ); break;
 154             }
 155             return 1;
 156         }
 157         loaded++;
 158     }
 159
 160     if (!loaded) { /* nothing loaded */
 161         MAIN_Usage(argv[0]);
 162         return 1;
 163     }
 164
 165     if (!GetNumTasks())
 166     {
 167         MSG("wine: no executable file found.\n" );
 168         return 0;
 169     }
 170
 171     if (Options.debug) DEBUG_AddModuleBreakpoints();
 172
 173     ctx_debug_call = ctx_debug;
 174 #if 0  /* FIXME!! */
 175     IF1632_CallLargeStack = (int (*)(int (*func)(), void *arg))CALL32_Init();
 176 #endif
 177     MAIN_EmulatorRun();
 178     MSG("WinMain: Should never happen: returned from Yield16()\n" );
 179     return 0;
 180 }