X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2Fgetcwd.pl;h=eca6ba1127ed159b1592db7e725c82dd81b1aa32;hb=81a4c762684cf629f6e7986fe1827ecd2af35ba2;hp=a3214ba715dfbbe2699f2fcbde342eab7194dacb;hpb=e334a159a5616cab575044bafaf68f75b7bb3a16;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/lib/getcwd.pl b/lib/getcwd.pl
index a3214ba..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
@@ -36,7 +45,7 @@ sub getcwd
 	{
 	    do
 	    {
-		unless ($dir = readdir(getcwd'PARENT))			#'))
+		unless (defined ($dir = readdir(getcwd'PARENT)))        #'))
 		{
 		    warn "readdir($dotdots): $!";
 		    closedir(getcwd'PARENT);				#');
@@ -44,9 +53,9 @@ sub getcwd
 		}
 		unless (@tst = lstat("$dotdots/$dir"))
 		{
-		    warn "lstat($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;
 }