Change to use 5.1 Unicode file versions

[p5sagit/p5-mst-13.2.git] / lib / unicore / README.perl

diff --git a/lib/unicore/README.perl b/lib/unicore/README.perl
index 47517fc..509d31a 100644 (file)
--- a/lib/unicore/README.perl
+++ b/lib/unicore/README.perl
@@ -1,20 +1,26 @@
 The *.txt files were copied from
 
-       http://www.unicode.org/Public/4.1.0/ucd
 
-as of Unicode 4.1.0 (April 2005).
+       http://www.unicode.org/Public/5.1.0/ucd
 
-The two big files, NormalizationTest.txt (2.1 MB) and Unihan.txt
-(26.7 MB) were not included due to space considerations.  Also NOT
+as of Unicode 5.1.0 (March 2008).
+
+The two big files, NormalizationTest.txt (2 MB) and Unihan.txt (28 MB,
+5.8 MB zip) were not included due to space considerations.  Also NOT
 included were any *.html files and the Derived*.txt files
 
     DerivedAge.txt
     DerivedCoreProperties.txt
     DerivedNormalizationProps.txt
 
-To be 8.3-friendly, the lib/unicore/PropertyValueAliases.txt was
-renamed to be lib/unicore/PropValueAliases.txt, since otherwise
-it would have conflicted with lib/unicore/PropertyAliases.txt.
+or any files from subdirectories.
+
+To be 8.3 filesystem friendly, the lib/unicore/PropertyValueAliases.txt was
+renamed to be lib/unicore/PropValueAliases.txt and the
+lib/unicore/NamedSequencesProv.txt was renamed to be
+lib/unicore/NamedSqProv.txt, since otherwise they would have
+conflicted with lib/unicore/PropertyAliases.txt and
+lib/unicore/NamedSequences.txt.
 
 NOTE: If you modify the input file set you should also run
  
@@ -25,6 +31,9 @@ the build process.
 
 FOR PUMPKINS
 
+The files are inter-related.  If you take the latest UnicodeData.txt, for example,
+but leave the older versions of other files, there can be subtle problems.
+
 The *.pl files are generated from the *.txt files by the mktables script,
 more recently done during the Perl build process, but if you want to try
 the old manual way: