--- /dev/null
+/************************************************************************
+ ************************************************************************
+ FAUST compiler
+ Copyright (C) 2003-2004 GRAME, Centre National de Creation Musicale
+ ---------------------------------------------------------------------
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ ************************************************************************
+ ************************************************************************/
+
+
+
+#include "prim2.hh"
+#include "stdlib.h"
+
+Sym FFUN = symbol ("ForeignFunction");
+
+Tree ffunction (Tree signature, Tree incfile, Tree libfile)
+{
+ return tree(FFUN, signature, incfile, libfile);
+}
+
+bool isffunction(Tree t)
+{
+ return t->node() == Node(FFUN);
+}
+
+Tree ffsignature(Tree ff)
+{
+ return ff->branch(0);
+}
+
+const char* ffincfile(Tree ff)
+{
+ return tree2str(ff->branch(1));
+}
+
+const char* fflibfile(Tree ff)
+{
+ return tree2str(ff->branch(2));
+}
+
+int ffrestype(Tree t)
+{
+ return tree2int(hd(ffsignature(t)));
+}
+
+const char* ffname(Tree t)
+{
+ return tree2str(nth(ffsignature(t),1));
+}
+
+int ffarity(Tree t)
+{
+ return len(ffsignature(t))-2;
+}
+
+int ffargtype(Tree t, int i)
+{
+ return tree2int(nth(ffsignature(t), i+2));
+}