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Subject: Re: date.exe in shl2011b.zip
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Date: Sat, 04 Sep 2004 03:52:28 GMT
To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp
Reply-To: djgpp AT delorie DOT com

Brian Inglis wrote:
> On Fri, 03 Sep 2004 04:20:57 GMT in comp.os.msdos.djgpp,
> "one2001boy AT yahoo DOT com" <one2001boy AT yahoo DOT com> wrote:
> 
> 
>>DJ Delorie wrote:
>>
>>>>Now I have a question about date.exe in shl2011b.zip. why date.exe
>>>>work the same as msdos's built-in date.exe? I thought date.exe
>>>
>>>>from shl2011b.zip should work the same as binary date in unix.
>>>
>>>
>>>It's likely that you are still running the MS-DOS builtin date.
>>>
>>>Try ".\date" or run bash first.
>>
>>
>>under msdos
>>C:\>c:\fsf\bin\date.exe
>>Current date is Thu 09/02/2004
>>Enter new date (mm-dd-yy):
>>
>>
>>Under bash:
>>bash-2.05b$ c:/fsf/bin/date.exe
>>Thu Sep  2 21:22:48  2004
>>bash-2.05b$
>>
>>not sure what is magic here?
> 
> 
> MS-DOS command.com date is an internal command so it is matched in
> command's internal command table if no explicit path prefix is given;
> for internal commands, there is no way to get command to search the
> path.

That is true. It seems that bash can by pass this problem.
Not sure how it is done in bash.
I tried to write a program to call from createproess() instead of
system(), it seems that date.exe is still from msdos.

Thanks


> OTOH bash has no internal date command (unless you add one using a
> function definition or define an alias for date) so it has to search
> the path for a date program. 
>