Mail Archives: cygwin/2004/12/22/18:19:15
>> Just updated my Cygwin. If I use cp to copy a file, in this case an
>> executable, I get "This program cannot be run in DOS mode" when I try to
>> run the copied file.
>>
>> The copied file also now differs from the original.
>>
>> $ ls -l /bin/sum.exe
>> -rwxr-x---+ 1 sam Users 26624 Dec 21 02:32 /bin/sum.exe
>>
>> $ cp /bin/sum.exe copysum.exe
>>
>> $ ls -l copysum.exe
>> -rwxr-x--- 1 sam None 26713 Dec 22 14:35 copysum.exe
>>
>> $ cmp /bin/sum.exe copysum.exe
>> /bin/sum.exe copysum.exe differ: char 119, line 1
>>
>> $ ./copysum.exe
>> This program cannot be run in DOS mode.
>>
>>
>> Anybody else experiencing this? I have tested this out on three different
>> computers that have been updated today, all produce the same results. On a
>> box thats running the older cygwin, cp copies the files exactly and I have
>> no trouble running them.
>>
>>
>> Thanks,
>> Sam
>
> Works fine for me. Maybe you'd better do
>
> $ which cp
> $ which ls
Oh, and maybe
$ alias cp
$ alias ls
...just to see what's happening.
>
> ...and for good measure,
>
> $ /bin/sum.exe
>
> You may find that /bin/sum.exe is *not* what you run when you run
> "sum".
>
> FYI, for me, running sum or ./copysum.exe just hangs, it is waiting
> for stdin. So I ran the --version option to each, just to see them
> do something.
>
> HTH
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