pgindent: add Perl comment

diff --git a/src/tools/pgindent/pgindent b/src/tools/pgindent/pgindent
index 2de7a5384d3646a5f56202cda32b4d8e15f477a6..8633c62c5ad5de9813d3b126df99d8fa504c23a3 100755 (executable)
--- a/src/tools/pgindent/pgindent
+++ b/src/tools/pgindent/pgindent
@@ -126,6 +126,8 @@ sub load_typedefs
      || die "cannot open typedefs file \"$typedefs_file\": $!\n";
    my @typedefs = <$typedefs_fh>;
    close($typedefs_fh);
+
+   # add command-line-supplied typedefs?
    if (defined($typedef_str))
    {
        foreach my $typedef (split(m/[, \t\n]+/, $typedef_str))