The ext/Cwd/Cwd.xs part of...

[p5sagit/p5-mst-13.2.git] / handy.h

diff --git a/handy.h b/handy.h
index c0cd4c8..332d85c 100644 (file)
--- a/handy.h
+++ b/handy.h
@@ -1,7 +1,7 @@
 /*    handy.h
  *
  *    Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1999,
- *    2000, 2001, 2002, 2004, 2005, 2006, by Larry Wall and others
+ *    2000, 2001, 2002, 2004, 2005, 2006, 2007, by Larry Wall and others
  *
  *    You may distribute under the terms of either the GNU General Public
  *    License or the Artistic License, as specified in the README file.
@@ -19,23 +19,25 @@
 #endif
 #endif
 
-#define Null(type) ((type)NULL)
+#ifndef PERL_CORE
+#  define Null(type) ((type)NULL)
 
 /*
 =head1 Handy Values
 
 =for apidoc AmU||Nullch
-Null character pointer.
+Null character pointer. (No longer available when C<PERL_CORE> is defined.)
 
 =for apidoc AmU||Nullsv
-Null SV pointer.
+Null SV pointer. (No longer available when C<PERL_CORE> is defined.)
 
 =cut
 */
 
-#define Nullch Null(char*)
-#define Nullfp Null(PerlIO*)
-#define Nullsv Null(SV*)
+#  define Nullch Null(char*)
+#  define Nullfp Null(PerlIO*)
+#  define Nullsv Null(SV*)
+#endif
 
 #ifdef TRUE
 #undef TRUE
@@ -443,7 +445,7 @@ Converts the specified character to lowercase.
 #   define isASCII(c)  ((c) <= 127)
 #   define isCNTRL(c)  ((c) < ' ' || (c) == 127)
 #   define isGRAPH(c)  (isALNUM(c) || isPUNCT(c))
-#   define isPRINT(c)  (((c) > 32 && (c) < 127) || (c) == ' ')
+#   define isPRINT(c)  (((c) >= 32 && (c) < 127))
 #   define isPUNCT(c)  (((c) >= 33 && (c) <= 47) || ((c) >= 58 && (c) <= 64)  || ((c) >= 91 && (c) <= 96) || ((c) >= 123 && (c) <= 126))
 #   define isXDIGIT(c)  (isDIGIT(c) || ((c) >= 'a' && (c) <= 'f') || ((c) >= 'A' && (c) <= 'F'))
 #   define toUPPER(c)  (isLOWER(c) ? (c) - ('a' - 'A') : (c))