miscemu/main.c

   1 /*
   2  * Emulator initialisation code
   3  *
   4  */
   5
   6 #include <stdio.h>
   7 #include "windows.h"
   8 #include "callback.h"
   9 #include "debugger.h"
  10 #include "miscemu.h"
  11 #include "module.h"
  12 #include "options.h"
  13
  14
  15 /***********************************************************************
  16  *           Emulator initialisation
  17  */
  18 BOOL32 MAIN_EmulatorInit(void)
  19 {
  20     extern BOOL32 MAIN_KernelInit(void);
  21     extern BOOL32 MAIN_UserInit(void);
  22     extern BOOL32 WIN16DRV_Init(void);
  23     extern BOOL32 RELAY_Init(void);
  24
  25     /* Initialize the kernel */
  26     if (!MAIN_KernelInit()) return FALSE;
  27
  28     /* Initialize relay code */
  29     if (!RELAY_Init()) return FALSE;
  30
  31       /* Initialize signal handling */
  32     if (!SIGNAL_InitEmulator()) return FALSE;
  33
  34     /* Create the Win16 printer driver */
  35     if (!WIN16DRV_Init()) return FALSE;
  36
  37     /* Initialize all the USER stuff */
  38     return MAIN_UserInit();
  39 }
  40
  41
  42 /**********************************************************************
  43  *           main
  44  */
  45 int main( int argc, char *argv[] )
  46 {
  47     extern BOOL32 PROCESS_Init(void);
  48     extern BOOL32 MAIN_WineInit( int *argc, char *argv[] );
  49     extern void *CALL32_Init(void);
  50     extern char * DEBUG_argv0;
  51
  52     int i,loaded;
  53     HINSTANCE32 handle;
  54
  55     __winelib = 0;  /* First of all, clear the Winelib flag */
  56
  57     /*
  58      * Save this so that the internal debugger can get a hold of it if
  59      * it needs to.
  60      */
  61     DEBUG_argv0 = argv[0];
  62
  63     /* Create the initial process */
  64     if (!PROCESS_Init()) return FALSE;
  65
  66     /* Parse command-line */
  67     if (!MAIN_WineInit( &argc, argv )) return 1;
  68
  69     /* Handle -dll option (hack) */
  70
  71     if (Options.dllFlags)
  72     {
  73         if (!BUILTIN_ParseDLLOptions( Options.dllFlags ))
  74         {
  75             fprintf( stderr, "%s: Syntax: -dll +xxx,... or -dll -xxx,...\n",
  76                      argv[0] );
  77             BUILTIN_PrintDLLs();
  78             exit(1);
  79         }
  80     }
  81
  82     /* Initialize everything */
  83
  84     if (!MAIN_EmulatorInit()) return 1;
  85
  86     /* Initialize CALL32 routines */
  87     /* This needs to be done just before task-switching starts */
  88     IF1632_CallLargeStack = (int (*)(int (*func)(), void *arg))CALL32_Init();
  89
  90     loaded=0;
  91     for (i = 1; i < argc; i++)
  92     {
  93         if ((handle = WinExec32( argv[i], SW_SHOWNORMAL )) < 32)
  94         {
  95             fprintf(stderr, "wine: can't exec '%s': ", argv[i]);
  96             switch (handle)
  97             {
  98             case 2: fprintf( stderr, "file not found\n" ); break;
  99             case 11: fprintf( stderr, "invalid exe file\n" ); break;
 100             case 21: fprintf( stderr, "win32 executable\n" ); break;
 101             default: fprintf( stderr, "error=%d\n", handle ); break;
 102             }
 103             return 1;
 104         }
 105         loaded++;
 106     }
 107
 108     if (!loaded) { /* nothing loaded */
 109         extern void MAIN_Usage(char*);
 110         MAIN_Usage(argv[0]);
 111         return 1;
 112     }
 113
 114     if (!GetNumTasks())
 115     {
 116         fprintf( stderr, "wine: no executable file found.\n" );
 117         return 0;
 118     }
 119
 120     if (Options.debug) DEBUG_AddModuleBreakpoints();
 121
 122     Yield16();  /* Start the first task */
 123     fprintf( stderr, "WinMain: Should never happen: returned from Yield()\n" );
 124     return 0;
 125 }