Import guile-1.8 as multiple upstream tarball component

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

diff --git a/guile18/libguile/boolean.h b/guile18/libguile/boolean.h
new file mode 100644 (file)
index 0000000..3dc82e1
--- /dev/null
+++ b/guile18/libguile/boolean.h
@@ -0,0 +1,54 @@
+/* classes: h_files */
+
+#ifndef SCM_BOOLEAN_H
+#define SCM_BOOLEAN_H
+
+/* Copyright (C) 1995,1996,2000, 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"
+
+\f
+
+/* Boolean Values 
+ *
+ */ 
+
+
+#define scm_is_false(x) scm_is_eq ((x), SCM_BOOL_F)
+#define scm_is_true(x)  !scm_is_false (x)
+
+SCM_API int scm_is_bool (SCM x);
+#define scm_from_bool(x) ((x) ? SCM_BOOL_T : SCM_BOOL_F)
+SCM_API int scm_to_bool (SCM x);
+
+\f
+
+SCM_API SCM scm_not (SCM x);
+SCM_API SCM scm_boolean_p (SCM obj);
+
+SCM_API void scm_init_boolean (void);
+
+#endif  /* SCM_BOOLEAN_H */
+
+/*
+  Local Variables:
+  c-file-style: "gnu"
+  End:
+*/