view bin/labels.pl @ 12325:2b962c94f6e7 draft

<b_jonas> learn ayacc is ais523\'s yacc parser generator implementation, get it from http://nethack4.org/pastebin/ayacc-2020-04.tar.gz or from darcs clone http://nethack4.org/projects/ayacc
author HackEso <hackeso@esolangs.org>
date Wed, 08 Apr 2020 20:24:48 +0000
parents b413473a9ec3
children
line wrap: on
line source

#!/usr/bin/perl

# asm2bf label preprocessor.
# C'mon, who doesn't love regexes?

# Released to the public domain by Krzysztof Szewczyk.

$n=0;%o=();$_=do{local$/;<>};s/^[ \t]*@([A-Za-z_]+).*$/$o{$1}=++$n;'lbl '.$n."\n";/gem;
s/(%[A-Za-z_]+|"[^"\n]*%[A-Za-z_]+)/substr($1,0,1)eq'"'?$1:%o{substr$1,1}/ge;print;