X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/55204971972392ce5a252fbbd6d78b1c48ed70e3..65ca2c1dad7ec0689fe20a8c311042e71819452f:/lib/getcwd.pl

diff --git a/lib/getcwd.pl b/lib/getcwd.pl
index 114e890..eca6ba1 100644
--- a/lib/getcwd.pl
+++ b/lib/getcwd.pl
@@ -1,5 +1,14 @@
 # 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.
+#
+# In particular, this should not be used as an example of modern Perl
+# programming techniques.
+#
+# Suggested alternative: Cwd
+#
+#
 # Usage: $cwd = &getcwd;
 
 sub getcwd
@@ -36,17 +45,17 @@ 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 +63,7 @@ sub getcwd
 	}
 	$cwd = "$dir/$cwd";
 	closedir(getcwd'PARENT);					#');
-    } while ($dir);
+    } while ($dir ne '');
     chop($cwd);
     $cwd;
 }