Import cvs-1.11.22 onto vendor branch.

1 files changed, 13 insertions, 9 deletions

diff --git a/contrib/cvs/lib/system.h b/contrib/cvs/lib/system.h
index a18dff8..3956f37 100644
--- a/contrib/cvs/lib/system.h
+++ b/contrib/cvs/lib/system.h
@@ -491,18 +491,22 @@ extern unsigned char WNT_filename_classes[];
        Windows NT, you can use either / or \.  */
 #   define ISDIRSEP(c) (FOLD_FN_CHAR(c) == '/')
 #   define ISABSOLUTE(s) (ISDIRSEP(s[0]) || FOLD_FN_CHAR(s[0]) >= 'a' && FOLD_FN_CHAR(s[0]) <= 'z' && s[1] == ':' && ISDIRSEP(s[2]))
-# else /* ! WOE32 */
-  /* As far as I know, just Macintosh OS X can make it here,
-   * but since the OS X fold just folds a-z into A-Z or visa-versa, I'm just
-   * allowing it to be used for any case insensitive system which we aren't
-   * yet making other specific folds or exceptions for (basically, anything
-   * case insensitive other than Windows, where \ and C:\ style absolute paths
-   * also need to be accounted for).
-   *
-   * Under Mac OS X, filenames are case-insensitive.
+# else /* !__CYGWIN32__ && !WOE32 */
+  /* As far as I know, only Macintosh OS X & VMS make it here, but any
+   * platform defining FILENAMES_CASE_INSENSITIVE which isn't WOE32 or
+   * piggy-backing the same could, in theory.  Since the OS X fold just folds
+   * A-Z into a-z, I'm just allowing it to be used for any case insensitive
+   * system which we aren't yet making other specific folds or exceptions for.
+   * WOE32 needs its own class since \ and C:\ style absolute paths also need
+   * to be accounted for.
    */
+#  if defined(USE_VMS_FILENAMES)
+#   define FOLD_FN_CHAR(c) (VMS_filename_classes[(unsigned char) (c)])
+extern unsigned char VMS_filename_classes[];
+#  else
 #   define FOLD_FN_CHAR(c) (OSX_filename_classes[(unsigned char) (c)])
 extern unsigned char OSX_filename_classes[];
+#  endif
 # endif /* __CYGWIN32__ || WOE32 */
 
 /* The following need to be declared for all case insensitive filesystems.