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make GetRootPath bit smarter

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svn path=/trunk/; revision=16638
This commit is contained in:
Magnus Olsen 2005-07-19 01:36:54 +00:00
parent 758d835b13
commit 3925d142b0
1 changed files with 28 additions and 16 deletions
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44
reactos/subsys/system/cmd/internal.c
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@ -159,33 +159,44 @@ VOID FreeLastPath (VOID)
INT GetRootPath(TCHAR *InPath,TCHAR *OutPath,INT size)
{
INT retcode = 1;
INT t;
if (_tcslen(InPath)>1)
{
if (InPath[1]==_T(':'))
if (InPath[1]==_T(':'))
{
for (t=0;t<32;t++)
{
if (_tgetdcwd(t,OutPath,size) != NULL)
{
if (_tcsncicmp(InPath,OutPath,2))
{
retcode = 0;
return retcode;
}
}
}
}
}
TCHAR num[2];
INT t=0;
num[1] = _T('\0');
num[0] = InPath[0];
_tcslwr(num);
if ((InPath[0] >= _T('0')) && (InPath[0] <= _T('9')))
{
t = (InPath[0] - _T('0')) +28;
}
if ((InPath[0] >= _T('a')) && (InPath[0] <= _T('z')))
{
t = (InPath[0] - _T('a')) +1;
}
if (_tgetdcwd(t,OutPath,size) != NULL)
{
return 0;
}
}
}
/* fail to getting path devic did not exists */
/* fail */
if (_tcslen(InPath)>1)
{
if (InPath[1]==_T(':'))
return 1;
}
/* Get current directory */
retcode = GetCurrentDirectory(size,OutPath);
if (retcode==0)
return 1;
@ -220,6 +231,7 @@ INT cmd_chdir (LPTSTR cmd, LPTSTR param)
nErrorLevel = 0;
/* The whole param string is our parameter these days. The only thing we do is eliminating every quotation mark */
/* Is it safe to change the characters param is pointing to? I presume it is, as there doesn't seem to be any
post-processing of it after the function call (what would that accomplish?) */