47 lines
1.3 KiB
Markdown
47 lines
1.3 KiB
Markdown
# Rust LuaJIT 2 Bindings
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[](https://crates.io/crates/luajit2-sys)
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[](https://docs.rs/luajit2-sys)
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[](https://dev.azure.com/aloucks/aloucks/_build/latest?definitionId=3&branchName=master)
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```toml
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[dependencies]
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luajit2-sys = "0.0.1"
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```
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## Exported Cargo Environment Variables
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| -- | -- |
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| `DEP_LUAJIT_INCLUDE` | Path to the LuaJIT source and headers |
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| `DEP_LUAJIT_LIB_NAME` | Platform specfic lib name (`lua51` on Windows and `luajit` everywhere else) |
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## Example
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```rust
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use luajit2_sys as sys;
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use std::ffi::CStr;
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fn main() {
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unsafe {
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let lua = sys::luaL_newstate();
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sys::luaL_openlibs(lua);
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let script_data = b"return 1 + 2";
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let script_name = b"run_script\0";
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sys::luaL_loadbuffer(
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lua,
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script_data.as_ptr() as _,
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script_data.len() as _,
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script_name.as_ptr() as _,
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);
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sys::lua_pcall(lua, 0, 1, 0);
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let idx = sys::lua_gettop(lua);
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let s = sys::lua_tostring(lua, idx);
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let result = CStr::from_ptr(s).to_string_lossy().to_string();
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sys::lua_close(lua);
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println!("result: {}", result);
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}
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}
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```
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