Stylize consistently, add more Emacs mode goodness

autogen.sh

@@ -16,20 +16,18 @@ sub sanity_checks($)
 {
     my $system = shift;
     my @path = split (':', $ENV{'PATH'});
-    my %required = (
+    my %required =
+      (
        'pkg-config' => "pkg-config is required to be installed",
        'autoconf'   => "autoconf is required",
        'aclocal'    => "aclocal is required",
-#   'knurdle'    => 'please knurdle me test'
       );
     my $exe_ext = '';
     $exe_ext = ".exe" if ($system =~ m/CYGWIN/);
 
     for my $elem (@path) {
-#   print "check $elem\n";
         for my $app (keys %required) {
             if (-f "$elem/$app$exe_ext") {
-#       print "removing $app - found in $elem/$app\n";
                 delete $required{$app};
             }
         }
@@ -63,8 +61,7 @@ sub read_args($)
                     print "  $opt\n";
                 }
             }
-    }
-    else {
+        } else {
             push @lst, $_;
         }
     }
@@ -149,6 +146,8 @@ if (defined $ENV{NOCONFIGURE}) {
 }
 
 # Local Variables:
+# mode: perl
+# cperl-indent-level: 4
 # tab-width: 4
 # indent-tabs-mode: nil
 # End: