config: do not accept non-ASCII digits in cgitrc params

cgit uses atoi(3), and now we can retain compatibility.

diff --git a/lib/PublicInbox/Config.pm b/lib/PublicInbox/Config.pm
index 09f9179b085a4dd90aed20e0d8b277ede66cc870..6e85750a7832fc927631847199fd5d447d76574a 100644 (file)
--- a/lib/PublicInbox/Config.pm
+++ b/lib/PublicInbox/Config.pm
@@ -307,7 +307,7 @@ sub parse_cgitrc {
                        }
                } elsif (m!\Ainclude=(.+)\z!) {
                        parse_cgitrc($self, $1, $nesting + 1);
-               } elsif (m!\A(scan-hidden-path|remove-suffix)=(\d+)\z!) {
+               } elsif (m!\A(scan-hidden-path|remove-suffix)=([0-9]+)\z!) {
                        my ($k, $v) = ($1, $2);
                        $k =~ tr/-/_/;
                        $self->{"-cgit_$k"} = $v;