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split macros into their own file

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This commit is contained in:
kyren 2017-12-02 17:04:33 -05:00
parent 8a7e03978b
commit fa1703d3d1
3 changed files with 55 additions and 54 deletions
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1
src/lib.rs
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@ -45,6 +45,7 @@ extern crate libc;
mod ffi;
mod error;
#[macro_use]
mod macros;
mod util;
mod protected;
mod types;

54
src/macros.rs Normal file
View file

@ -0,0 +1,54 @@
macro_rules! cstr {
($s:expr) => (
concat!($s, "\0") as *const str as *const [c_char] as *const c_char
);
}
// A panic that clears the given lua stack before panicking
macro_rules! lua_panic {
($state:expr) => {
{
$crate::ffi::lua_settor($state, 0);
panic!("rlua internal error");
}
};
($state:expr, $msg:expr) => {
{
$crate::ffi::lua_settop($state, 0);
panic!(concat!("rlua: ", $msg));
}
};
($state:expr, $fmt:expr, $($arg:tt)+) => {
{
$crate::ffi::lua_settop($state, 0);
panic!(concat!("rlua: ", $fmt), $($arg)+);
}
};
}
// An assert that clears the given lua stack before panicking
macro_rules! lua_assert {
($state:expr, $cond:expr) => {
if !$cond {
$crate::ffi::lua_settop($state, 0);
panic!("rlua internal error");
}
};
($state:expr, $cond:expr, $msg:expr) => {
if !$cond {
$crate::ffi::lua_settop($state, 0);
panic!(concat!("rlua: ", $msg));
}
};
($state:expr, $cond:expr, $fmt:expr, $($arg:tt)+) => {
if !$cond {
$crate::ffi::lua_settop($state, 0);
panic!(concat!("rlua: ", $fmt), $($arg)+);
}
};
}

54
src/util.rs
View file

@ -10,60 +10,6 @@ use std::panic::{catch_unwind, resume_unwind, UnwindSafe};
use ffi;
use error::{Error, Result};
macro_rules! cstr {
($s:expr) => (
concat!($s, "\0") as *const str as *const [c_char] as *const c_char
);
}
// A panic that clears the given lua stack before panicking
macro_rules! lua_panic {
($state:expr) => {
{
$crate::ffi::lua_settor($state, 0);
panic!("rlua internal error");
}
};
($state:expr, $msg:expr) => {
{
$crate::ffi::lua_settop($state, 0);
panic!(concat!("rlua: ", $msg));
}
};
($state:expr, $fmt:expr, $($arg:tt)+) => {
{
$crate::ffi::lua_settop($state, 0);
panic!(concat!("rlua: ", $fmt), $($arg)+);
}
};
}
// An assert that clears the given lua stack before panicking
macro_rules! lua_assert {
($state:expr, $cond:expr) => {
if !$cond {
$crate::ffi::lua_settop($state, 0);
panic!("rlua internal error");
}
};
($state:expr, $cond:expr, $msg:expr) => {
if !$cond {
$crate::ffi::lua_settop($state, 0);
panic!(concat!("rlua: ", $msg));
}
};
($state:expr, $cond:expr, $fmt:expr, $($arg:tt)+) => {
if !$cond {
$crate::ffi::lua_settop($state, 0);
panic!(concat!("rlua: ", $fmt), $($arg)+);
}
};
}
// Checks that Lua has enough free stack space for future stack operations.
// On failure, this will clear the stack and panic.
pub unsafe fn check_stack(state: *mut ffi::lua_State, amount: c_int) {