create_verilog_list

#! /usr/bin/env bash

if [[ $# -ne 2 ]]; then
	echo "usage: $0 <directory> <top>"
	exit 1
fi

DIR=$1
TOP=$2

cd $DIR
#ls $PWD/*.v
grep ' (' *.v |
	sed 's/:/ /' |
	awk -v top=$TOP '
		$1 ~ /\/\// {
			next;
		}
		$2 == "module" { 
			module = $3;
			source[$3] = $1;
			#print "source", $3, $1;
			next;
		}
		 {
			key = module SUBSEP $2;
			if ( ! ( key in hierarchy ) ) {
				hierarchy[module, $2] = $2;
				#print module, $2;
			}
		}
		END {
			if ( ! ( top in source ) ) {
				print "ERROR: Could not find", top;
				exit 1;
			}
			PrintFile(top);
		}
		function PrintFile(cell) {
			for ( key in hierarchy ) {
				regex = "^" cell SUBSEP;
				if ( key ~ regex && hierarchy[key] != "" ) {
					PrintFile(hierarchy[key]);
					hierarcy[key] = "";
				}
			}
			if ( cell in source ) {
				print source[cell];
			}
		}' |
	sed -e '1i/VERILOG_FILES/a\\' -e 's:.*:		"$UPRJ_ROOT/verilog/gl/&",\\:' |
	grep -v $TOP |
	sed -e '/user_proj_example/d' -f - $LVS_ROOT/tech/$PDK/lvs_config.user_project_wrapper.json |
	grep -v "^$" |
	uniq