base/shell/cmd/vol.c - master - MichaelAgarkov/reactos

Репозиторий помещен в архив 03 апреля 2026. Вся функциональность доступна только для чтения.

base/shell/cmd/vol.c

114 строк2 KB

Hermès Bélusca-Maïto

[CMD] Fix the ErrorMessage() function.

18 май 2020, 03:21

18 май 2020, 03:21d0ced4f

/*
 *  VOL.C - vol internal command.
 *
 *
 *  History:
 *
 *    03-Dec-1998 (Eric Kohl)
 *        Replaced DOS calls by Win32 calls.
 *
 *    08-Dec-1998 (Eric Kohl)
 *        Added help text ("/?").
 *
 *    07-Jan-1999 (Eric Kohl)
 *        Cleanup.
 *
 *    18-Jan-1999 (Eric Kohl)
 *        Unicode ready!
 *
 *    20-Jan-1999 (Eric Kohl)
 *        Redirection ready!
 */

#include "precomp.h"

#ifdef INCLUDE_CMD_VOL


static INT
PrintVolumeHeader (LPTSTR pszRootPath)
{
    TCHAR szVolName[80];
    DWORD dwSerialNr;

    /* get the volume information of the drive */
    if (!GetVolumeInformation(pszRootPath,
                             szVolName,
                             80,
                             &dwSerialNr,
                             NULL,
                             NULL,
                             NULL,
                             0))
    {
        ErrorMessage(GetLastError (), NULL);
        return 1;
    }

    /* print drive info */
    if (szVolName[0] != '\0')
    {
        ConOutResPrintf(STRING_VOL_HELP1, pszRootPath[0],szVolName);
    }
    else
    {
        ConOutResPrintf(STRING_VOL_HELP2, pszRootPath[0]);
    }

    /* print the volume serial number */
    ConOutResPrintf(STRING_VOL_HELP3, HIWORD(dwSerialNr), LOWORD(dwSerialNr));
    return 0;
}


INT cmd_vol (LPTSTR param)
{
    TCHAR szRootPath[] = _T("A:\\");
    TCHAR szPath[MAX_PATH];

    if (!_tcsncmp(param, _T("/?"), 2))
    {
        ConOutResPaging(TRUE,STRING_VOL_HELP4);
        return 0;
    }

    nErrorLevel = 0;

    if (param[0] == _T('\0'))
    {
        GetCurrentDirectory(MAX_PATH, szPath);
        szRootPath[0] = szPath[0];
    }
    else
    {
        _tcsupr (param);
        if (param[1] == _T(':'))
        {
            szRootPath[0] = param[0];
        }
        else
        {
            error_invalid_drive ();
            nErrorLevel = 1;
            return 1;
        }
    }

    if (!IsValidPathName (szRootPath))
    {
        error_invalid_drive ();
        nErrorLevel = 1;
        return 1;
    }

    /* print the header */
    if (!PrintVolumeHeader (szRootPath))
    {
        nErrorLevel = 1;
        return 1;
    }

    return 0;
}

#endif