Integrate mainline

[p5sagit/p5-mst-13.2.git] / lib / Unicode / Collate.pm

diff --git a/lib/Unicode/Collate.pm b/lib/Unicode/Collate.pm
index bd10fdd..8522a79 100644 (file)
--- a/lib/Unicode/Collate.pm
+++ b/lib/Unicode/Collate.pm
@@ -1,5 +1,11 @@
 package Unicode::Collate;
 
+BEGIN {
+    if (ord("A") == 193) {
+       die "Unicode::Collate not ported to EBCDIC\n";
+    }
+}
+
 use 5.006;
 use strict;
 use warnings;
@@ -776,6 +782,16 @@ is primary equal to C<"m>E<252>C<ss">.
 
 None by default.
 
+=head2 TODO
+
+Unicode::Collate has not been ported to EBCDIC.  The code mostly would
+work just fine but a decision needs to be made: how the module should
+work in EBCDIC?  Should the low 256 characters be understood as
+Unicode or as EBCDIC code points?  Should one be chosen or should
+there be a way to do either?  Or should such translation be left
+outside the module for the user to do, for example by using
+Encode::from_to()?
+
 =head2 CAVEAT
 
 Use of the C<normalization> parameter requires