Index: head/Tools/scripts/indent_make_if.pl
===================================================================
--- head/Tools/scripts/indent_make_if.pl	(revision 417013)
+++ head/Tools/scripts/indent_make_if.pl	(revision 417014)
@@ -1,42 +1,49 @@
 #!/usr/bin/env perl
 # $FreeBSD$
 # perltidy -bext=/ -i=8 -et=8 -l=132 -pt=2 -ce -cti=1
 
 use strict;
 use utf8;
 use warnings;
 
 my $extension = '.orig';
 my $oldargv   = q{};
+my $spaces    = 2;
 my $indent;
 my $argvout;
+
+sub dotindent {
+	my $amount = shift;
+	return '.' . (' ' x ($spaces * $amount));
+}
+
 LINE: while (<>) {
 
 	# For each file, save a .orig backup.
 	if ($ARGV ne $oldargv) {
 		my $backup;
 		if ($extension !~ /[*]/) {
 			$backup = $ARGV . $extension;
 		} else {
 			($backup = $extension) =~ s/[*]/$ARGV/g;
 		}
 		rename $ARGV, $backup;
-		open $argvout, '>', $ARGV;
+		open $argvout, '>', $ARGV or die "Error for $ARGV: $!";
 		$oldargv = $ARGV;
 		$indent  = 0;
 	}
 
 	if (/^[.]\s*(?:if|for)/o) {    # if/for -> indent and increase indent
-		s/^[.]\s*/"." . "  " x $indent/oe;
+		s/^[.]\s*/dotindent($indent)/oe;
 		$indent++;
 	} elsif (/^[.]\s*end(?:if|for)/o) {    # endif/endfor -> decrease indent and indent
 		$indent--;
-		s/^[.]\s*/"." . "  " x $indent/oe;
+		s/^[.]\s*/dotindent($indent)/oe;
 	} elsif (/^[.]\s*(?:else|elif)/o) {    # else/elif -> indent one level down
-		s/^[.]\s*/"." . "  " x ($indent - 1)/oe;
+		s/^[.]\s*/dotindent($indent-1)/oe;
 	}
 } continue {
 
 	# Print the line.
 	print {$argvout} $_;
 }