factorio_mlua_sys/lua_factorio/
lauxlib.rs

1//! Contains definitions from `lauxlib.h`.
2
3use std::os::raw::{c_char, c_int, c_void};
4use std::ptr;
5
6use super::lua::{self, lua_CFunction, lua_Integer, lua_Number, lua_State, lua_Unsigned};
7
8// Extra error code for 'luaL_load'
9pub const LUA_ERRFILE: c_int = lua::LUA_ERRERR + 1;
10
11#[repr(C)]
12pub struct luaL_Reg {
13    pub name: *const c_char,
14    pub func: lua_CFunction,
15}
16
17extern "C" {
18    pub fn luaL_checkversion_(L: *mut lua_State, ver: lua_Number);
19
20    #[link_name = "luaL_getmetafield"]
21    pub fn luaL_getmetafield_(L: *mut lua_State, obj: c_int, e: *const c_char) -> c_int;
22    pub fn luaL_callmeta(L: *mut lua_State, obj: c_int, e: *const c_char) -> c_int;
23    #[link_name = "luaL_tolstring"]
24    pub fn luaL_tolstring_(L: *mut lua_State, idx: c_int, len: *mut usize) -> *const c_char;
25    pub fn luaL_argerror(L: *mut lua_State, arg: c_int, extramsg: *const c_char) -> c_int;
26    pub fn luaL_checklstring(L: *mut lua_State, arg: c_int, l: *mut usize) -> *const c_char;
27    pub fn luaL_optlstring(
28        L: *mut lua_State,
29        arg: c_int,
30        def: *const c_char,
31        l: *mut usize,
32    ) -> *const c_char;
33    pub fn luaL_checknumber(L: *mut lua_State, arg: c_int) -> lua_Number;
34    pub fn luaL_optnumber(L: *mut lua_State, arg: c_int, def: lua_Number) -> lua_Number;
35    pub fn luaL_checkinteger(L: *mut lua_State, arg: c_int) -> lua_Integer;
36    pub fn luaL_optinteger(L: *mut lua_State, arg: c_int, def: lua_Integer) -> lua_Integer;
37    pub fn luaL_checkunsigned(L: *mut lua_State, arg: c_int) -> lua_Unsigned;
38    pub fn luaL_optunsigned(L: *mut lua_State, arg: c_int, def: lua_Unsigned) -> lua_Unsigned;
39
40    pub fn luaL_checkstack(L: *mut lua_State, sz: c_int, msg: *const c_char);
41    pub fn luaL_checktype(L: *mut lua_State, arg: c_int, t: c_int);
42    pub fn luaL_checkany(L: *mut lua_State, arg: c_int);
43
44    #[link_name = "luaL_newmetatable"]
45    pub fn luaL_newmetatable_(L: *mut lua_State, tname: *const c_char) -> c_int;
46    pub fn luaL_setmetatable(L: *mut lua_State, tname: *const c_char);
47    pub fn luaL_testudata(L: *mut lua_State, ud: c_int, tname: *const c_char) -> *mut c_void;
48    pub fn luaL_checkudata(L: *mut lua_State, ud: c_int, tname: *const c_char) -> *mut c_void;
49
50    pub fn luaL_where(L: *mut lua_State, lvl: c_int);
51    pub fn luaL_error(L: *mut lua_State, fmt: *const c_char, ...) -> !;
52
53    pub fn luaL_checkoption(
54        L: *mut lua_State,
55        arg: c_int,
56        def: *const c_char,
57        lst: *const *const c_char,
58    ) -> c_int;
59
60    pub fn luaL_fileresult(L: *mut lua_State, stat: c_int, fname: *const c_char) -> c_int;
61    pub fn luaL_execresult(L: *mut lua_State, stat: c_int) -> c_int;
62}
63
64// Pre-defined references
65pub const LUA_NOREF: c_int = -2;
66pub const LUA_REFNIL: c_int = -1;
67
68extern "C" {
69    pub fn luaL_ref(L: *mut lua_State, t: c_int) -> c_int;
70    pub fn luaL_unref(L: *mut lua_State, t: c_int, r#ref: c_int);
71
72    pub fn luaL_loadfilex(L: *mut lua_State, filename: *const c_char, mode: *const c_char)
73        -> c_int;
74}
75
76#[inline(always)]
77pub unsafe fn luaL_loadfile(L: *mut lua_State, f: *const c_char) -> c_int {
78    luaL_loadfilex(L, f, ptr::null())
79}
80
81extern "C" {
82    pub fn luaL_loadbufferx(
83        L: *mut lua_State,
84        buff: *const c_char,
85        sz: usize,
86        name: *const c_char,
87        mode: *const c_char,
88    ) -> c_int;
89    pub fn luaL_loadstring(L: *mut lua_State, s: *const c_char) -> c_int;
90
91    pub fn luaL_newstate() -> *mut lua_State;
92
93    pub fn luaL_len(L: *mut lua_State, idx: c_int) -> lua_Integer;
94
95    pub fn luaL_gsub(
96        L: *mut lua_State,
97        s: *const c_char,
98        p: *const c_char,
99        r: *const c_char,
100    ) -> *const c_char;
101
102    pub fn luaL_setfuncs(L: *mut lua_State, l: *const luaL_Reg, nup: c_int);
103
104    pub fn luaL_getsubtable(L: *mut lua_State, idx: c_int, fname: *const c_char) -> c_int;
105
106    pub fn luaL_traceback(L: *mut lua_State, L1: *mut lua_State, msg: *const c_char, level: c_int);
107
108    #[link_name = "luaL_requiref"]
109    pub fn luaL_requiref_(
110        L: *mut lua_State,
111        modname: *const c_char,
112        openf: lua_CFunction,
113        glb: c_int,
114    );
115}
116
117//
118// Some useful macros (implemented as Rust functions)
119//
120
121// TODO: luaL_newlibtable, luaL_newlib
122
123#[inline(always)]
124pub unsafe fn luaL_argcheck(L: *mut lua_State, cond: c_int, arg: c_int, extramsg: *const c_char) {
125    if cond == 0 {
126        luaL_argerror(L, arg, extramsg);
127    }
128}
129
130#[inline(always)]
131pub unsafe fn luaL_checkstring(L: *mut lua_State, n: c_int) -> *const c_char {
132    luaL_checklstring(L, n, ptr::null_mut())
133}
134
135#[inline(always)]
136pub unsafe fn luaL_optstring(L: *mut lua_State, n: c_int, d: *const c_char) -> *const c_char {
137    luaL_optlstring(L, n, d, ptr::null_mut())
138}
139
140#[inline(always)]
141pub unsafe fn luaL_typename(L: *mut lua_State, i: c_int) -> *const c_char {
142    lua::lua_typename(L, lua::lua_type(L, i))
143}
144
145#[inline(always)]
146pub unsafe fn luaL_dofile(L: *mut lua_State, filename: *const c_char) -> c_int {
147    let status = luaL_loadfile(L, filename);
148    if status == 0 {
149        lua::lua_pcall(L, 0, lua::LUA_MULTRET, 0)
150    } else {
151        status
152    }
153}
154
155#[inline(always)]
156pub unsafe fn luaL_dostring(L: *mut lua_State, s: *const c_char) -> c_int {
157    let status = luaL_loadstring(L, s);
158    if status == 0 {
159        lua::lua_pcall(L, 0, lua::LUA_MULTRET, 0)
160    } else {
161        status
162    }
163}
164
165#[inline(always)]
166pub unsafe fn luaL_getmetatable(L: *mut lua_State, n: *const c_char) {
167    lua::lua_getfield_(L, lua::LUA_REGISTRYINDEX, n);
168}
169
170// luaL_opt would be implemented here but it is undocumented, so it's omitted
171
172#[inline(always)]
173pub unsafe fn luaL_loadbuffer(
174    L: *mut lua_State,
175    s: *const c_char,
176    sz: usize,
177    n: *const c_char,
178) -> c_int {
179    luaL_loadbufferx(L, s, sz, n, ptr::null())
180}
181
182//
183// TODO: Generic Buffer Manipulation
184//
factorio_mlua_sys/lua_factorio/lauxlib.rs

factorio_mlua_sys/lua_factorio/
lauxlib.rs
