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authorGreg J. Badros <gjb@cs.washington.edu>1999-12-16 03:46:42 +0000
committerGreg J. Badros <gjb@cs.washington.edu>1999-12-16 03:46:42 +0000
commitd3a6bc94840464e1af8109de5dddd5859560c679 (patch)
tree87475ee6d125df4493b89e5e6a9a13933c8ab356 /libguile/filesys.h
parentf353a9e2323b3957cd8475bcf10f7b489a8ce000 (diff)
downloadguile-d3a6bc94840464e1af8109de5dddd5859560c679.tar.gz
* *.h: Use SCM_NIMP(X) && in all the FOOP macros.
* *.[ch]: Use do { ... } while (0) idiom in macros that expanded to a bare block.
Diffstat (limited to 'libguile/filesys.h')
-rw-r--r--libguile/filesys.h7
1 files changed, 5 insertions, 2 deletions
diff --git a/libguile/filesys.h b/libguile/filesys.h
index 294cc2368..c503f4fea 100644
--- a/libguile/filesys.h
+++ b/libguile/filesys.h
@@ -42,6 +42,9 @@
* If you write modifications of your own for GUILE, it is your choice
* whether to permit this exception to apply to your modifications.
* If you do not wish that, delete this exception notice. */
+
+/* Software engineering face-lift by Greg J. Badros, 11-Dec-1999,
+ gjb@cs.washington.edu, http://www.cs.washington.edu/homes/gjb */
#include <stdio.h>
@@ -50,8 +53,8 @@
extern long scm_tc16_dir;
-#define SCM_DIRP(x) (SCM_TYP16(x)==(scm_tc16_dir))
-#define SCM_OPDIRP(x) (SCM_CAR(x)==(scm_tc16_dir | SCM_OPN))
+#define SCM_DIRP(x) (SCM_NIMP(x) && (SCM_TYP16(x)==(scm_tc16_dir)))
+#define SCM_OPDIRP(x) (SCM_NIMP(x) && (SCM_CAR(x)==(scm_tc16_dir | SCM_OPN)))
extern SCM scm_chown SCM_P ((SCM object, SCM owner, SCM group));