Test Lua from C, https://www.youtube.com/watch?v=ZysdYWuPwJU

!!TestLua.md

Testing Lua 5.22 embedding

Trying to implement a YouTube example

.gitignore

*.o
test_lua

Makefile

CFLAGS :=
LDFLAGS := `pkg-config --libs lua`
CC=gcc

.PHONY: run
run: test_lua test.lua
	./test_lua

test_lua: test_lua.c
	$(CC) -c $< $(CFLAGS)
	$(CC) -o $@ $(LDFLAGS) $@.o

test.lua

foo = function()
    print("Hello World from Lua!")
end

test_lua.c

#include <stdlib.h>
#include <lua.h>
#include <lauxlib.h>

int main(int argc, char *argv[])
{
    lua_State *L = luaL_newstate();
    // import all global libs into scope
    luaL_openlibs(L);
    // interpret the file below
    luaL_dofile(L, "test.lua");
    
    lua_getglobal(L, "foo");
    lua_pcall(L, 0, 0, 0);
    
    return EXIT_SUCCESS;
}