codesearch: generate_cxx: drop unused variables

We are just using the odd ref+deref (`${\...}') syntax and
don't need to calculate line numbers ourselves, nowadays.

diff --git a/lib/PublicInbox/CodeSearch.pm b/lib/PublicInbox/CodeSearch.pm
index 48697cdccd11c793ef66b57f9b91ea0f1a8969cb..1f95a7263ebb7c6abe5714d943edada7cfffc0b4 100644 (file)
--- a/lib/PublicInbox/CodeSearch.pm
+++ b/lib/PublicInbox/CodeSearch.pm
@@ -101,7 +101,6 @@ sub qparse_new ($) {
 }
 
 sub generate_cxx () { # generates snippet for xap_helper.h
-       my ($line, $file) = (__LINE__ + 2, __FILE__);
        my $ret = <<EOM;
 # line ${\__LINE__} "${\__FILE__}"
 static NRP *code_nrp[${\scalar(@CODE_VMAP)}];