dtmt/lib/luajit2-sys/README.md
Lucas Schwiderski a922868e64 Add 'lib/luajit2-sys/' from commit '6d94a4dd2c'
git-subtree-dir: lib/luajit2-sys
git-subtree-mainline: b42b4f01d2
git-subtree-split: 6d94a4dd2c
2025-07-01 15:58:35 +02:00

1.3 KiB

Rust LuaJIT Bindings

crates.io docs.rs build

[dependencies]
luajit2-sys = "0.0.2"

Exported Cargo Environment Variables

DEP_LUAJIT_INCLUDE Path to the LuaJIT source and headers
DEP_LUAJIT_LIB_NAME Platform specfic lib name (lua51 on Windows and luajit everywhere else)

Example

use luajit2_sys as sys;
use std::ffi::CStr;

fn main() {
    unsafe {
        let lua = sys::luaL_newstate();
        sys::luaL_openlibs(lua);
        let script_data = b"return 1 + 2";
        let script_name = b"run_script\0";
        sys::luaL_loadbuffer(
            lua,
            script_data.as_ptr() as _,
            script_data.len() as _,
            script_name.as_ptr() as _,
        );
        sys::lua_pcall(lua, 0, 1, 0);
        let idx = sys::lua_gettop(lua);
        let s = sys::lua_tostring(lua, idx);
        let result = CStr::from_ptr(s).to_string_lossy().to_string();
        sys::lua_close(lua);

        println!("result: {}", result);
    }
}