#define SCM_FALSEP(x) (SCM_BOOL_F == (x))
#define SCM_NFALSEP(x) (SCM_BOOL_F != (x))
+#define SCM_BOOLP(x) ((x) == SCM_BOOL_T || (x) == SCM_BOOL_F)
+
+/* Convert from a C boolean to a SCM boolean value */
+#define SCM_BOOL(f) ((f)? SCM_BOOL_T : SCM_BOOL_F)
+
+/* Convert from a C boolean to a SCM boolean value and negate it */
+#define SCM_NEGATE_BOOL(f) ((f)? SCM_BOOL_F : SCM_BOOL_T)
+
/* SCM_BOOL_NOT returns the other boolean.
* The order of ^s here is important for Borland C++ (!?!?!)
*/
-/* $Id: scm_validate.h,v 1.3 1999-12-12 18:30:09 gjb Exp $ */
+/* $Id: scm_validate.h,v 1.4 1999-12-12 19:09:46 gjb Exp $ */
/* Copyright (C) 1999 Free Software Foundation, Inc.
*
* This program is free software; you can redistribute it and/or modify
#ifndef SCM_VALIDATE_H__
#define SCM_VALIDATE_H__
-#define SCM_BOOL(f) ((f)? SCM_BOOL_T : SCM_BOOL_F)
-#define SCM_NEGATE_BOOL(f) ((f)? SCM_BOOL_F : SCM_BOOL_T)
-
#define SCM_FUNC_NAME (scm_makfrom0str(FUNC_NAME))
#define SCM_SYSERROR do { scm_syserror(FUNC_NAME); } while (0)
#define SCM_MUST_MALLOC(size) (scm_must_malloc((size), FUNC_NAME))
-#define SCM_VALIDATE_NIM (pos,scm) \
+#define SCM_VALIDATE_NIM(pos,scm) \
do { SCM_ASSERT(SCM_NIMP(scm), scm, pos, FUNC_NAME); } while (0)
#define SCM_MAKE_NIM_VALIDATE(pos,var,pred) \