From: Javier Sancho <jsf@jsancho.org>
Date: Sun, 29 Dec 2013 06:59:23 +0000 (+0100)
Subject: Composed systems return as single systems
X-Git-Url: https://git.jsancho.org/?a=commitdiff_plain;h=a9563e6e38b3a5e8e6ca92607570a92d63237793;hp=a9563e6e38b3a5e8e6ca92607570a92d63237793;p=gacela.git

Composed systems return as single systems

* src/system.scm: systems created by join or threaded must return a
                  procedure for modify entities an components and must
                  be non-destructive, so alist-copy is used when modifications
                  are calculated
---