lua扩展模块示例

makefile

all:
	gcc -shared -o testc.so testc.c -llua
	
win:
	cl /MD /O2 -c -Ftestc.obj -I"%LUA_DEV%\include" testc.c /D __WINNT__
	link -dll -def:testc.def -out:testc.dll "%LUA_DEV%\lib\lua5.1.lib" testc.obj

test.lua

t = require "testc"
t.test({1,2,3})

testc.c

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

static int test(lua_State *L)
{
	if (lua_istable(L, 1)) {
		lua_pushnil(L);
		while(lua_next(L, 1)) {
			printf("%d", lua_tointeger(L, -1));
			lua_pop(L, 1);
		}
	}
	return 0;
}

static const luaL_Reg testclib[] = {
	{"test", test},
	{NULL, NULL},
};

int luaopen_testc(lua_State *L)
{
	luaL_register(L, "testc", testclib);
	return 1;
}

testc.def

LIBRARY testc
EXPORTS
    luaopen_testc @1