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 #include "debug.h"
  14
  15
  16 /***********************************************************************
  17  *           Emulator initialisation
  18  */
  19 BOOL32 MAIN_EmulatorInit(void)
  20 {
  21     extern BOOL32 MAIN_KernelInit(void);
  22     extern BOOL32 MAIN_UserInit(void);
  23     extern BOOL32 WIN16DRV_Init(void);
  24     extern BOOL32 RELAY_Init(void);
  25
  26     /* Initialize the kernel */
  27     if (!MAIN_KernelInit()) 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     /* Initialize all the USER stuff */
  39     return MAIN_UserInit();
  40 }
  41
  42
  43 /**********************************************************************
  44  *           main
  45  */
  46 int main( int argc, char *argv[] )
  47 {
  48     extern BOOL32 PROCESS_Init(void);
  49     extern BOOL32 MAIN_WineInit( int *argc, char *argv[] );
  50     extern void *CALL32_Init(void);
  51     extern char * DEBUG_argv0;
  52
  53     int i,loaded;
  54     HINSTANCE32 handle;
  55
  56     __winelib = 0;  /* First of all, clear the Winelib flag */
  57
  58     /*
  59      * Save this so that the internal debugger can get a hold of it if
  60      * it needs to.
  61      */
  62     DEBUG_argv0 = argv[0];
  63
  64     /* Create the initial process */
  65     if (!PROCESS_Init()) return FALSE;
  66
  67     /* Parse command-line */
  68     if (!MAIN_WineInit( &argc, argv )) return 1;
  69
  70     /* Handle -dll option (hack) */
  71
  72     if (Options.dllFlags)
  73     {
  74         if (!BUILTIN_ParseDLLOptions( Options.dllFlags ))
  75         {
  76             MSG("%s: Syntax: -dll +xxx,... or -dll -xxx,...\n",
  77                      argv[0] );
  78             BUILTIN_PrintDLLs();
  79             exit(1);
  80         }
  81     }
  82
  83     /* Initialize everything */
  84
  85     if (!MAIN_EmulatorInit()) return 1;
  86
  87     /* Initialize CALL32 routines */
  88     /* This needs to be done just before task-switching starts */
  89     IF1632_CallLargeStack = (int (*)(int (*func)(), void *arg))CALL32_Init();
  90
  91     loaded=0;
  92     for (i = 1; i < argc; i++)
  93     {
  94         if ((handle = WinExec32( argv[i], SW_SHOWNORMAL )) < 32)
  95         {
  96             MSG("wine: can't exec '%s': ", argv[i]);
  97             switch (handle)
  98             {
  99             case 2: MSG("file not found\n" ); break;
 100             case 11: MSG("invalid exe file\n" ); break;
 101             case 21: MSG("win32 executable\n" ); break; /* FIXME: Obsolete? */
 102             default: MSG("error=%d\n", handle ); break;
 103             }
 104             return 1;
 105         }
 106         loaded++;
 107     }
 108
 109     if (!loaded) { /* nothing loaded */
 110         extern void MAIN_Usage(char*);
 111         MAIN_Usage(argv[0]);
 112         return 1;
 113     }
 114
 115     if (!GetNumTasks())
 116     {
 117         MSG("wine: no executable file found.\n" );
 118         return 0;
 119     }
 120
 121     if (Options.debug) DEBUG_AddModuleBreakpoints();
 122
 123     Yield16();  /* Start the first task */
 124     MSG("WinMain: Should never happen: returned from Yield16()\n" );
 125     return 0;
 126 }