Move IPC::Open2 from lib to ext

[p5sagit/p5-mst-13.2.git] / lib / cacheout.pl

diff --git a/lib/cacheout.pl b/lib/cacheout.pl
index 64378cf..789c910 100644 (file)
--- a/lib/cacheout.pl
+++ b/lib/cacheout.pl
@@ -1,3 +1,18 @@
+#
+# This library is no longer being maintained, and is included for backward
+# compatibility with Perl 4 programs which may require it.
+# This legacy library is deprecated and will be removed in a future
+# release of perl.
+#
+# In particular, this should not be used as an example of modern Perl
+# programming techniques.
+#
+# Suggested alternative: FileCache
+
+warn( "The 'cacheout.pl' legacy library is deprecated and will be"
+      . " removed in the next major release of perl. Please use the"
+      . " FileCache module instead." );
+
 # Open in their package.
 
 sub cacheout'open {