They are changing the law now (Score 4, Informative)

This latest verdict is probably in line with the current French legislation. But since France is a member of EU, they will eventually have to implement the EU Copyright Directive (EUCD). The French parlament are in fact discussing this, the proposed french law is called "Droit d'Auteur et aux Droits Voisins dans la Société de l'Information" (DADVSI), and though opposition is tough it will certainly come to life soon, as all EU directives must in all member states.

Then P2P networks and the use of them, even to share innocent files, will be illegal. This law will also affect Open Source software development, so it might matter more than you think.

You can help the French community by signing a petition here:

http://eucd.info/index.php?English-readers