report: Sort more sensibly.

diff --git a/report b/report
index b44c6fb..566c162 100755 (executable)
--- a/report
+++ b/report
@@ -64,9 +64,26 @@ sub set_box ($) {
   if ($box ne $lastbox) { print "!box $box\n"; $lastbox = $box; }
 }
 
+sub path_key ($) {
+  my ($p) = @_;
+  if ($p =~ m{^ ([a-z]) / ([^/]+) ((?: / .*)?) $}ix) {
+    my $init = $1;
+    my $focus = $2;
+    my $tail = $3;
+    my $head = undef;
+    if ($focus =~ /^ (the | a ) \s+ (\S .*) $/x)
+      { $head = $1; $focus = $2; }
+    if (lc $init ne lc substr($focus, 0, 1) &&
+       $focus =~ /^ (.*) \s+ ($init .*) $/x)
+      { $head .= (defined $head && " ") . $1; $focus = $2; }
+    if (defined $head) { return "$init/$focus, $head$tail"; }
+  }
+  return $p;
+}
+
 for my $name (sort { my $pa = $set_path{$a}[0]; my $ba = $box{$pa} // "~~~";
                     my $pb = $set_path{$b}[0]; my $bb = $box{$pb} // "~~~";
-                    $ba cmp $bb || $pa cmp $pb }
+                    $ba cmp $bb || path_key $pa cmp path_key $pb }
                keys %set_path) {
   my $paths = $set_path{$name};
   my @unk;