Mail Archives: cygwin/2007/01/12/20:45:07
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1
jim wrote:
> Morgan,
>
> What do you mean by:
>
>> isnt this because if the wildcard reading in 1.5.23?
>
> Is this something that has changed between 1.5.12 and 1.5.23? Maybe I'm
> connecting two unrelated datapoints, but I noticed the problem because of a
> perl script that looks like:
>
> open(LS, "ls -dF1 /c* | grep '/.*/' |");
>
> This worked fine on older versions of Cygwin, but doesn't work any more.
> In trying to figure out what was going on, I replaced grep with the program
> to print out argv and noticed the difference.
>
> thanks,
> jim
>
>> -----Original Message-----
>> From: Morgan Gangwere [mailto:0 DOT fractalus AT gmail DOT com]
>> Sent: Thursday, January 11, 2007 4:32 PM
>> To: cygwin AT cygwin DOT com
>> Subject: Re: command line arg expansion
>>
> jim wrote:
>>>> I have recently upgraded from 1.5.12 to 1.5.23 and noticed
> something that
>>>> has me wondering. I compiled this on 1.5.23 and have run
> it under cmd.exe
>>>> on on 1.5.12 and 1.5.23:
>>>>
>>>> #include <stdio.h>
>>>>
>>>> int main(int argc, char *argv[])
>>>> {
>>>> int i, c;
>>>>
>>>> for (i = 0; i < argc; i++)
>>>> printf("arg[%d]: '%s'\n", i, argv[i]); }
>>>>
>>>> On 1.5.12:
>>>> C:\>e '/.*/'
>>>> arg[0]: 'e'
>>>> arg[1]: '/.*/'
>>>>
>>>> On 1.5.23:
>>>> C:\>e '/.*/'
>>>> arg[0]: 'e'
>>>> arg[1]: '/../'
>>>> arg[2]: '/./'
>>>> arg[3]: '/.other/'
>>>>
>>>> It appears that the runtime initialization on 1.5.23 is
> doing command line
>>>> expansion - is this correct? If so, is this change
> documented somewhere so
>>>> I get the full explanation?
>>>>
>>>> thanks for any insight,
>>>> jim
>>>>
>>>>
>>>>
>>>> --
>>>> Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple
>>>> Problem reports: http://cygwin.com/problems.html
>>>> Documentation: http://cygwin.com/docs.html
>>>> FAQ: http://cygwin.com/faq/
>>>>
>>>>
> isnt this because if the wildcard reading in 1.5.23?
>
> i have seen this several times, especially in this kind of program.
> handle the argv[] as an array of real strings and you should
> be fine TTBOMK
i may have been confused. what shell are you running this from?
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.6 (MingW32)
iD8DBQFFqDmlXIyDjlIx4voRArStAJ94hgvkDJRrtUIZGrYAuGfvVlqQEwCgkvBV
Ik0DJFYJ6wLIuDifaOBTkKU=
=5e2i
-----END PGP SIGNATURE-----
--
Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple
Problem reports: http://cygwin.com/problems.html
Documentation: http://cygwin.com/docs.html
FAQ: http://cygwin.com/faq/
- Raw text -