reactos/base/shell/cmd/ver.c

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/*
* VER.C - ver internal command.
*
*
* History:
*
* 06/30/98 (Rob Lake)
* rewrote ver command to accept switches, now ver alone prints
* copyright notice only.
*
* 27-Jul-1998 (John P Price <linux-guru@gcfl.net>)
* added config.h include
*
* 30-Jul-1998 (John P Price <linux-guru@gcfl.net>)
* added text about where to send bug reports and get updates.
*
* 20-Jan-1999 (Eric Kohl)
* Unicode and redirection safe!
*
* 26-Feb-1999 (Eric Kohl)
* New version info and some output changes.
*/
#include "precomp.h"
#include <reactos/buildno.h>
#include <reactos/version.h>
OSVERSIONINFO osvi;
TCHAR szOSName[50] = _T("");
VOID InitOSVersion(VOID)
{
LONG lResult;
HKEY hKey;
/* Get version information */
ZeroMemory(&osvi, sizeof(osvi));
osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
GetVersionEx(&osvi);
/* Build OS version string */
/* Open registry key */
lResult = RegOpenKeyEx(HKEY_LOCAL_MACHINE,
_T("SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion"),
0,
KEY_QUERY_VALUE,
&hKey);
if (lResult == ERROR_SUCCESS)
{
DWORD dwSize, dwType;
/* Retrieve the ProductName value */
dwSize = sizeof(szOSName);
lResult = RegQueryValueEx(hKey,
_T("ProductName"),
NULL,
&dwType,
(LPBYTE)szOSName,
&dwSize);
/* If we have failed or the data type is unsupported... */
if (lResult != ERROR_SUCCESS || dwType != REG_SZ)
{
/* ... reserve size for one NULL character only! */
dwSize = sizeof(TCHAR);
/* Set an error code (anything != ERROR_SUCCESS) */
lResult = ERROR_INVALID_PARAMETER;
}
/* NULL-terminate the string */
szOSName[(dwSize / sizeof(TCHAR)) - 1] = _T('\0');
/* Close the key */
RegCloseKey(hKey);
}
/*
* If the registry key somehow doesn't exist or cannot be loaded, then
* determine at least whether the version of Windows is either 9x or NT.
*/
if (lResult != ERROR_SUCCESS)
{
switch (osvi.dwPlatformId)
{
case VER_PLATFORM_WIN32_WINDOWS:
{
if (osvi.dwMajorVersion == 4)
{
if (osvi.dwMinorVersion == 0)
_tcscpy(szOSName, _T("Windows 95"));
else if (osvi.dwMinorVersion == 1)
_tcscpy(szOSName, _T("Windows 98"));
else if (osvi.dwMinorVersion == 9)
_tcscpy(szOSName, _T("Windows ME"));
else
_tcscpy(szOSName, _T("Windows 9x"));
}
break;
}
case VER_PLATFORM_WIN32_NT:
{
_tcscpy(szOSName, _T("Windows NT"));
break;
}
}
}
}
/* Print the current OS version, suitable for VER command and PROMPT $V format */
VOID PrintOSVersion(VOID)
{
ConOutResPrintf(STRING_VERSION_RUNVER, szOSName,
osvi.dwMajorVersion, osvi.dwMinorVersion,
osvi.dwBuildNumber, osvi.szCSDVersion);
}
#ifdef INCLUDE_CMD_VER
/*
* display shell version info internal command.
*/
INT cmd_ver (LPTSTR param)
{
INT i;
nErrorLevel = 0;
if (_tcsstr(param, _T("/?")) != NULL)
{
ConOutResPaging(TRUE,STRING_VERSION_HELP1);
return 0;
}
ConOutResPrintf(STRING_CMD_SHELLINFO, _T(KERNEL_VERSION_STR), _T(KERNEL_VERSION_BUILD_STR));
ConOutChar(_T('\n'));
ConOutResPuts(STRING_VERSION_RUNNING_ON);
PrintOSVersion();
/* Basic copyright notice */
if (param[0] != _T('\0'))
{
ConOutPuts(_T("\n\n"));
ConOutPuts(_T("Copyright (C) 1994-1998 Tim Norman and others.\n"));
ConOutPuts(_T("Copyright (C) 1998-") _T(COPYRIGHT_YEAR) _T(" ReactOS Team\n"));
for (i = 0; param[i]; i++)
{
/* Skip spaces */
if (param[i] == _T(' '))
continue;
if (param[i] == _T('/'))
{
/* Is this a lone '/' ? */
if (param[i + 1] == 0)
{
error_invalid_switch(_T(' '));
return 1;
}
continue;
}
if (_totupper(param[i]) == _T('W'))
{
/* Warranty notice */
ConOutResPuts(STRING_VERSION_HELP3);
}
else if (_totupper(param[i]) == _T('R'))
{
/* Redistribution notice */
ConOutResPuts(STRING_VERSION_HELP4);
}
else if (_totupper(param[i]) == _T('C'))
{
/* Developer listing */
ConOutResPuts(STRING_VERSION_HELP6);
ConOutResPuts(STRING_FREEDOS_DEV);
ConOutResPuts(STRING_VERSION_HELP7);
ConOutResPuts(STRING_REACTOS_DEV);
}
else
{
error_invalid_switch(_totupper(param[i]));
return 1;
}
}
/* Bug report notice */
ConOutResPuts(STRING_VERSION_HELP5);
}
ConOutChar(_T('\n'));
return 0;
}
#endif