Deprecate getcwd.pl with a warning

diff --git a/lib/getcwd.pl b/lib/getcwd.pl
index eca6ba1..571b319 100644 (file)
--- a/lib/getcwd.pl
+++ b/lib/getcwd.pl
@@ -2,12 +2,17 @@
 #
 # 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: Cwd
-#
+
+warn( "The 'getcwd.pl' legacy library is deprecated and will be"
+      . " removed in the next major release of perl. Please use the"
+      . " Cwd module instead." );
+
 #
 # Usage: $cwd = &getcwd;