outsinre

#!/usr/bin/awk -f
#
# call_graph.awk
#
# Usage:
#   ./call_graph.awk my_program.lua | dot -Tsvg > call_graph.svg
#
# This is a script that generates a visual call graph for a Lua file.
# This script only shows calls made to functions defined within the
# input Lua file; that is, it excludes calls such as standard library