reactos/subsys/system/gstart/gstart.c

   1 /* $Id: gstart.c,v 1.1 2002/07/04 19:56:36 dwelch Exp $
   2  *
   3  * PROJECT    : ReactOS Operating System
   4  * DESCRIPTION: ReactOS GUI Startup
   5  * LICENSE    : See top level directory
   6  *
   7  */
   8 #define NTOS_MODE_USER
   9 #include <ntos.h>
  10 #include <windows.h>
  11 #include <stdarg.h>
  12 #include <string.h>
  13 #include <stdio.h>
  14 #include <stdlib.h>
  15 #include <ctype.h>
  16
  17 int ExecuteProcess(char* name, char* cmdline)
  18 {
  19    PROCESS_INFORMATION  ProcessInformation;
  20    STARTUPINFO          StartupInfo;
  21    BOOL                 ret;
  22    CHAR                 fullname[260];
  23    PCHAR                p;
  24
  25    /* append '.exe' if needed */
  26    strcpy (fullname, name);
  27    p = strrchr (fullname, '.');
  28    if ((p == NULL) || (_stricmp (p, ".exe") != 0))
  29      {
  30         strcat (fullname, ".exe");
  31      }
  32
  33    memset(&StartupInfo, 0, sizeof(StartupInfo));
  34    StartupInfo.cb = sizeof (STARTUPINFO);
  35    StartupInfo.lpTitle = name;
  36    if( cmdline && *cmdline  )
  37      *(cmdline-1) = ' ';
  38    ret = CreateProcessA(fullname,
  39                         name,
  40                         NULL,
  41                         NULL,
  42                         FALSE,
  43                         0,
  44                         NULL,
  45                         NULL,
  46                         &StartupInfo,
  47                         &ProcessInformation);
  48    if (ret)
  49      {
  50        WaitForSingleObject(ProcessInformation.hProcess, INFINITE);
  51        CloseHandle(ProcessInformation.hProcess);
  52        CloseHandle(ProcessInformation.hThread);
  53      }
  54    return(ret);
  55 }
  56
  57 int main(int argc, char* argv[])
  58 {
  59   HDC Desktop;
  60   HBRUSH Pen;
  61
  62   GdiDllInitialize (NULL, DLL_PROCESS_ATTACH, NULL);
  63
  64   /* Set up a DC called Desktop that accesses DISPLAY */
  65   Desktop = CreateDCA("DISPLAY", NULL, NULL, NULL);
  66   if (Desktop == NULL)
  67     {
  68       return 1;
  69     }
  70
  71   Pen = CreatePen(PS_SOLID, 1, RGB(0, 0, 255));
  72   SelectObject(Desktop, Pen);
  73   Rectangle(Desktop, 0, 0, 640, 480);
  74
  75   if (argc > 1)
  76     {
  77       ExecuteProcess(argv[1], "");
  78     }
  79   else
  80     {
  81       Sleep(50);
  82     }
  83
  84   DeleteDC(Desktop);
  85
  86   return(0);
  87 }
  88
  89 /* EOF */