maybe you can try:

`cmd /c ant`


Sanchit.Misra / trilogy.com ¼ÌÆ»:

> Hi
>
> I am writing a Ruby script to automate some process. Part of it involves 
> running an ant script ( the java build tool from apache). But, I am 
> finding it difficult to make it work. 
>
> I tried system('ant') but it didn't work. It just returned a false. I have 
> checked that ant is there in my system path. 
> Another strange thing is that it works when I provide some input or output 
> redirections. e.g. if I run system('ant > abc.txt'), the command runs.
>
> I also tried `ant` but that also didn't work and returned the following 
> error.
> Errno::ENOEXEC: Exec format error - ant
>
> In this case also `ant < abc.txt` or `ant > abc.txt` works!!
>
> I am using Windows 2000 machine and have cygwin and 4nt installed. I am 
> running these commands on irb promt on 4nt.
> Can anyone please help me in this regard.
>
> Thanks and regards
> Sanchit Misra
>