<div dir="ltr">You can use the rawSystem function on older versions of the process package.</div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Jan 26, 2017 at 12:19 PM, PICCA Frederic-Emmanuel <span dir="ltr"><<a href="mailto:frederic-emmanuel.picca@synchrotron-soleil.fr" target="_blank">frederic-emmanuel.picca@synchrotron-soleil.fr</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">thanks but I do not have a recent enough ghc in order to use this method<br>
(debian jessie)<br>
<br>
<br>
maybe I can use proc in order to prepare my command line ?<br>
<div class="HOEnZb"><div class="h5">______________________________<wbr>_________________<br>
Beginners mailing list<br>
<a href="mailto:Beginners@haskell.org">Beginners@haskell.org</a><br>
<a href="http://mail.haskell.org/cgi-bin/mailman/listinfo/beginners" rel="noreferrer" target="_blank">http://mail.haskell.org/cgi-<wbr>bin/mailman/listinfo/beginners</a><br>
</div></div></blockquote></div><br></div>