X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2Fgetcwd.pl;h=571b319ea1fd4ed6bc91aefd7c35dee1df86dd35;hb=b41aadf259cf55858c5ab0386356cdbe2dc49a6b;hp=114e8905c65b0864d95440812f429e2317ad5a3d;hpb=55204971972392ce5a252fbbd6d78b1c48ed70e3;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/lib/getcwd.pl b/lib/getcwd.pl
index 114e890..571b319 100644
--- a/lib/getcwd.pl
+++ b/lib/getcwd.pl
@@ -1,5 +1,19 @@
 # By Brandon S. Allbery
 #
+# 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;
 
 sub getcwd
@@ -36,17 +50,17 @@ sub getcwd
 	{
 	    do
 	    {
-		unless ($dir = readdir(getcwd'PARENT))			#'))
+		unless (defined ($dir = readdir(getcwd'PARENT)))        #'))
 		{
 		    warn "readdir($dotdots): $!";
 		    closedir(getcwd'PARENT);				#');
 		    return '';
 		}
-		unless (@tst = stat("$dotdots/$dir"))
+		unless (@tst = lstat("$dotdots/$dir"))
 		{
-		    warn "stat($dotdots/$dir): $!";
-		    closedir(getcwd'PARENT);				#');
-		    return '';
+		    # warn "lstat($dotdots/$dir): $!";
+		    # closedir(getcwd'PARENT);				#');
+		    # return '';
 		}
 	    }
 	    while ($dir eq '.' || $dir eq '..' || $tst[$[] != $pst[$[] ||
@@ -54,7 +68,7 @@ sub getcwd
 	}
 	$cwd = "$dir/$cwd";
 	closedir(getcwd'PARENT);					#');
-    } while ($dir);
+    } while ($dir ne '');
     chop($cwd);
     $cwd;
 }