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make GetRootPath bit faster if it does not get a drive name with :

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svn path=/trunk/; revision=16637
This commit is contained in:
Magnus Olsen 2005-07-18 23:04:39 +00:00
parent 07a3a7ec8e
commit 758d835b13
1 changed files with 20 additions and 14 deletions
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34
reactos/subsys/system/cmd/internal.c
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@ -148,10 +148,10 @@ VOID FreeLastPath (VOID)
free (lpLastPath);
}
/* help functions for getting current path from driver
without changing driver. Return code 0 = ok, 1 = fail.
/* help functions for getting current path from drive
without changing drive. Return code 0 = ok, 1 = fail.
INT GetRootPath("C:",outbuffer,chater size of outbuffer);
the frist param can have any size, if the the two frist
the first param can have any size, if the the two frist
letter are not a drive with : it will get Currentpath on
current drive exacly as GetCurrentDirectory does.
*/
@ -161,17 +161,23 @@ INT GetRootPath(TCHAR *InPath,TCHAR *OutPath,INT size)
INT retcode = 1;
INT t;
for (t=0;t<32;t++)
{
if (_tgetdcwd(t,OutPath,size) != NULL)
{
if (_tcsncicmp(InPath,OutPath,2))
{
retcode = 0;
return retcode;
}
}
}
if (_tcslen(InPath)>1)
{
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;
}
}
}
}
}
/* fail to getting path devic did not exists */
if (_tcslen(InPath)>1)