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//! Low level bindings to Lua 5.4/5.3/5.2/5.1 including LuaJIT.
#![allow(non_camel_case_types, non_snake_case, dead_code)]
pub use lauxlib::*;
pub use lua::*;
pub use lualib::*;
// The minimum alignment guaranteed by the architecture. This value is used to
// add fast paths for low alignment values.
// Copied from https://github.com/rust-lang/rust/blob/master/library/std/src/sys/common/alloc.rs
#[cfg(all(any(
target_arch = "x86",
target_arch = "arm",
target_arch = "mips",
target_arch = "powerpc",
target_arch = "powerpc64",
target_arch = "sparc",
target_arch = "asmjs",
target_arch = "wasm32",
target_arch = "hexagon",
all(target_arch = "riscv32", not(target_os = "espidf")),
all(target_arch = "xtensa", not(target_os = "espidf")),
)))]
pub const SYS_MIN_ALIGN: usize = 8;
#[cfg(all(any(
target_arch = "x86_64",
target_arch = "aarch64",
target_arch = "mips64",
target_arch = "s390x",
target_arch = "sparc64",
target_arch = "riscv64",
target_arch = "wasm64",
)))]
pub const SYS_MIN_ALIGN: usize = 16;
// The allocator on the esp-idf platform guarentees 4 byte alignment.
#[cfg(all(any(
all(target_arch = "riscv32", target_os = "espidf"),
all(target_arch = "xtensa", target_os = "espidf"),
)))]
pub const SYS_MIN_ALIGN: usize = 4;
// Hack to avoid stripping a few unused Lua symbols that could be imported
// by C modules in unsafe mode
pub(crate) fn keep_lua_symbols() {
let mut symbols: Vec<*const extern "C" fn()> = Vec::new();
symbols.push(lua_atpanic as _);
symbols.push(lua_isuserdata as _);
symbols.push(lua_tocfunction as _);
symbols.push(luaL_loadstring as _);
symbols.push(luaL_openlibs as _);
if cfg!(any(feature = "lua54", feature = "lua53", feature = "lua52")) {
symbols.push(lua_getglobal as _);
symbols.push(lua_setglobal as _);
}
}
mod lauxlib;
mod lua;
mod lualib;
#[cfg(any(feature = "lua52", feature = "lua51", feature = "luajit"))]
mod compat53;
#[cfg(any(feature = "lua51", feature = "luajit"))]
pub mod lua51;
#[cfg(feature = "lua52")]
pub mod lua52;
#[cfg(feature = "lua53")]
pub mod lua53;
#[cfg(feature = "lua54")]
pub mod lua54;
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