xref: /freebsd/stand/liblua/luaconf.local.h (revision 5ca8e32633c4ffbbcd6762e5888b6a4ba0708c6c)
1 /*
2  * Copyright (c) 2023, Netflix, Inc
3  *
4  * SPDX-License-Identifier: BSD-2-Clause
5  */
6 
7 #pragma once
8 /*
9  * We need to always define this. For the boot loader, we use it. For flua
10  * we don't, but it needs to be defined to keep some ifdefs happy.
11  */
12 #define LUA_FLOAT_INT64		4
13 
14 /* set the paths we want */
15 #undef LUA_ROOT
16 #undef LUA_LDIR
17 #undef LUA_CDIR
18 #define LUA_ROOT       LUA_PATH "/" LUA_VDIR "/"
19 #define LUA_LDIR       LUA_ROOT "share/"
20 #define LUA_CDIR       LUA_ROOT "lib/"
21 
22 /* Simplify this, since it's always an int */
23 #undef lua_numbertointeger
24 #define lua_numbertointeger(n,p) \
25       (*(p) = (LUA_INTEGER)(n), 1)
26 
27 /* Define our number type by brute force, but first undo the default defines */
28 #undef panic
29 #undef LUA_NUMBER
30 #undef l_floatatt
31 #undef LUAI_UACNUMBER
32 #undef LUA_NUMBER_FRMLEN
33 #undef LUA_NUMBER_FMT
34 #undef l_mathop
35 #undef lua_str2number
36 #undef lua_getlocaledecpoint
37 
38 #undef LUA_FLOAT_TYPE
39 #define LUA_FLOAT_TYPE LUA_FLOAT_INT64
40 
41 #include "lstd.h"
42 
43 #include <machine/_inttypes.h>
44 
45 #define panic lua_panic
46 /* Hack to use int64 as the LUA_NUMBER from ZFS code, kinda */
47 
48 #define LUA_NUMBER	int64_t
49 
50 #define l_floatatt(n)		(LUA_FLOAT_INT_HACK_##n)
51 #define LUA_FLOAT_INT_HACK_MANT_DIG	32
52 #define LUA_FLOAT_INT_HACK_MAX_10_EXP	32
53 
54 #define LUAI_UACNUMBER	int64_t
55 
56 #define LUA_NUMBER_FRMLEN	""
57 #define LUA_NUMBER_FMT		"%" PRId64
58 
59 #define l_mathop(x)		(lstd_ ## x)
60 
61 #define lua_str2number(s,p)	strtoll((s), (p), 0)
62 
63 #define lua_getlocaledecpoint()		'.'
64 
65 /* Better buffer size */
66 #undef LUAL_BUFFERSIZE
67 #define LUAL_BUFFERSIZE		128
68 
69 /* Maxalign can't reference double */
70 #undef LUAI_MAXALIGN
71 #define LUAI_MAXALIGN  lua_Number n; void *s; lua_Integer i; long l
72 
73 #define LUA_AVOID_FLOAT
74