reactos/subsys/system/cmd/start.c

   1 /*
   2  *  START.C - start internal command.
   3  *
   4  *
   5  *  History:
   6  *
   7  *    24-Jul-1999 (Eric Kohl <ekohl@abo.rhein-zeitung.de>)
   8  *        Started.
   9  *
  10  *    30-Apr-2005 (Magnus Olsen) <magnus@greatlord.com>)
  11  *        Remove all hardcode string to En.rc
  12  */
  13
  14 #include "precomp.h"
  15 #include "resource.h"
  16
  17 #ifdef INCLUDE_CMD_START
  18
  19
  20 INT cmd_start (LPTSTR first, LPTSTR rest)
  21 {
  22         TCHAR szFullName[MAX_PATH];
  23         BOOL bWait = FALSE;
  24         TCHAR *param;
  25
  26         if (_tcsncmp (rest, _T("/?"), 2) == 0)
  27         {
  28                 ConOutResPuts(STRING_START_HELP1);
  29                 return 0;
  30         }
  31
  32         /* check for a drive change */
  33         if (!_tcscmp (first + 1, _T(":")) && _istalpha (*first))
  34         {
  35                 TCHAR szPath[MAX_PATH];
  36
  37                 _tcscpy (szPath, _T("A:"));
  38                 szPath[0] = _totupper (*first);
  39                 SetCurrentDirectory (szPath);
  40                 GetCurrentDirectory (MAX_PATH, szPath);
  41                 if (szPath[0] != (TCHAR)_totupper (*first))
  42                         ConErrPuts (INVALIDDRIVE);
  43
  44                 return 0;
  45         }
  46
  47         if( !*rest )
  48           {
  49             // FIXME: use comspec instead
  50             rest = _T("cmd");
  51           }
  52
  53         /* get the PATH environment variable and parse it */
  54         /* search the PATH environment variable for the binary */
  55         param = _tcschr( rest, _T(' ') );  // skip program name to reach parameters
  56         if( param )
  57           {
  58             *param = 0;
  59             param++;
  60           }
  61
  62         if (!SearchForExecutable (rest, szFullName))
  63         {
  64                 error_bad_command ();
  65                 return 1;
  66         }
  67
  68         /* check if this is a .BAT or .CMD file */
  69         if (!_tcsicmp (_tcsrchr (szFullName, _T('.')), _T(".bat")) ||
  70             !_tcsicmp (_tcsrchr (szFullName, _T('.')), _T(".cmd")))
  71         {
  72 #ifdef _DEBUG
  73                 DebugPrintf (_T("[BATCH: %s %s]\n"), szFullName, rest);
  74 #endif
  75
  76                 ConErrResPuts(STRING_START_ERROR1);
  77         }
  78         else
  79         {
  80                 /* exec the program */
  81                 TCHAR szFullCmdLine [CMDLINE_LENGTH];
  82                 PROCESS_INFORMATION prci;
  83                 STARTUPINFO stui;
  84
  85 #ifdef _DEBUG
  86                 DebugPrintf (_T("[EXEC: %s %s]\n"), szFullName, rest);
  87 #endif
  88                 /* build command line for CreateProcess() */
  89                 _tcscpy (szFullCmdLine, first);
  90                 if( param )
  91                   {
  92                     _tcscat(szFullCmdLine, _T(" ") );
  93                     _tcscat (szFullCmdLine, param);
  94                   }
  95
  96                 /* fill startup info */
  97                 memset (&stui, 0, sizeof (STARTUPINFO));
  98                 stui.cb = sizeof (STARTUPINFO);
  99                 stui.dwFlags = STARTF_USESHOWWINDOW;
 100                 stui.wShowWindow = SW_SHOWDEFAULT;
 101
 102                 if (CreateProcess (szFullName, szFullCmdLine, NULL, NULL, FALSE,
 103                                    CREATE_NEW_CONSOLE, NULL, NULL, &stui, &prci))
 104                 {
 105                         if (bWait)
 106                         {
 107                                 DWORD dwExitCode;
 108                                 WaitForSingleObject (prci.hProcess, INFINITE);
 109                                 GetExitCodeProcess (prci.hProcess, &dwExitCode);
 110                                 nErrorLevel = (INT)dwExitCode;
 111                         }
 112                         CloseHandle (prci.hThread);
 113                         CloseHandle (prci.hProcess);
 114                 /* Get New code page if it has change */
 115                 InputCodePage= GetConsoleCP();
 116         OutputCodePage = GetConsoleOutputCP();
 117                 }
 118                 else
 119                 {
 120                         ErrorMessage(GetLastError (),
 121                                       _T("Error executing CreateProcess()!!\n"));
 122                 }
 123         }
 124
 125         return 0;
 126 }
 127
 128 #endif
 129
 130 /* EOF */