Import guile-1.8 as multiple upstream tarball component

[lilypond.git] / guile18 / libguile / variable.h

diff --git a/guile18/libguile/variable.h b/guile18/libguile/variable.h
new file mode 100644 (file)
index 0000000..2f2e1a5
--- /dev/null
+++ b/guile18/libguile/variable.h
@@ -0,0 +1,56 @@
+/* classes: h_files */
+
+#ifndef SCM_VARIABLE_H
+#define SCM_VARIABLE_H
+
+/* Copyright (C) 1995,1996,2000,2001, 2006 Free Software Foundation, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+\f
+
+#include "libguile/__scm.h"
+#include "libguile/smob.h"
+
+\f
+
+/* Variables 
+ */
+#define SCM_VARIABLEP(X)      (!SCM_IMP (X) && SCM_TYP7(X) == scm_tc7_variable)
+#define SCM_VARIABLE_REF(V)   SCM_CELL_OBJECT_1 (V)
+#define SCM_VARIABLE_SET(V, X) SCM_SET_CELL_OBJECT_1 (V, X)
+#define SCM_VARIABLE_LOC(V)   (SCM_CELL_OBJECT_LOC ((V), 1))
+
+\f
+
+SCM_API SCM scm_make_variable (SCM init);
+SCM_API SCM scm_make_undefined_variable (void);
+SCM_API SCM scm_variable_p (SCM obj);
+SCM_API SCM scm_variable_ref (SCM var);
+SCM_API SCM scm_variable_set_x (SCM var, SCM val);
+SCM_API SCM scm_variable_bound_p (SCM var);
+
+SCM_API void scm_i_variable_print (SCM var, SCM port, scm_print_state *pstate);
+
+SCM_API void scm_init_variable (void);
+
+#endif  /* SCM_VARIABLE_H */
+
+/*
+  Local Variables:
+  c-file-style: "gnu"
+  End:
+*/