X-Git-Url: http://www.git.stargrave.org/?p=public-inbox.git;a=blobdiff_plain;f=scripts%2Fxhdr-num2mid;h=3ca33f5d8fc072045a10b0ded774be1f3a7da7b3;hp=6f839c555eeadf85f156deadf8b1e8a72f9a36b4;hb=25fb42242320ffb55655d89268ddbb468eab9a6a;hpb=3d41aa23f35501ca92aab8aa42980fa73f7fa74f

diff --git a/scripts/xhdr-num2mid b/scripts/xhdr-num2mid
index 6f839c55..3ca33f5d 100755
--- a/scripts/xhdr-num2mid
+++ b/scripts/xhdr-num2mid
@@ -1,5 +1,5 @@
 #!/usr/bin/perl -w
-# Copyright (C) 2016-2018 all contributors <meta@public-inbox.org>
+# Copyright (C) 2016-2021 all contributors <meta@public-inbox.org>
 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
 # Useful for mapping article IDs from existing NNTP servers to MIDs
 use strict;
@@ -23,7 +23,7 @@ my ($num, $first, $last) = $nntp->group($group);
 die "Invalid group\n" if !(defined $num && defined $first && defined $last);
 my $arg_first = shift;
 if (defined $arg_first) {
-	$arg_first =~ /\A\d+\z/ or die $usage;
+	$arg_first =~ /\A[0-9]+\z/ or die $usage;
 	$first = $arg_first;
 } elsif ($mm) {
 	my $last_article = $mm->meta_accessor('last_article');