Lunatic/LT: provide the predefined labels in con_lang, add "strict" from luajit.

The latter is only for development, since the embedded version already has a
undeclared-var-reference handling similar to that.  Also fix parm2memberpat.

git-svn-id: https://svn.eduke32.com/eduke32@2762 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
helixhorned 2012-06-17 19:45:33 +00:00
parent b30ac41147
commit 5bdbd2eda5
7 changed files with 281 additions and 156 deletions

View File

@ -133,6 +133,7 @@ extern int32_t g_errorLineNum;
extern int32_t g_tw;
extern const char *keyw[];
// KEEPINSYNC lunatic/con_lang.lua
enum SystemString_t {
STR_MAPNAME,
STR_MAPFILENAME,
@ -542,37 +543,38 @@ enum InputLabel_t
INPUT_END
};
// KEEPINSYNC lunatic/con_lang.lua
enum ProjectileLabel_t
{
PROJ_WORKSLIKE,
PROJ_WORKSLIKE, // 0
PROJ_SPAWNS,
PROJ_SXREPEAT,
PROJ_SYREPEAT,
PROJ_SOUND,
PROJ_ISOUND,
PROJ_ISOUND, // 5
PROJ_VEL,
PROJ_EXTRA,
PROJ_DECAL,
PROJ_TRAIL,
PROJ_TXREPEAT,
PROJ_TXREPEAT, // 10
PROJ_TYREPEAT,
PROJ_TOFFSET,
PROJ_TNUM,
PROJ_DROP,
PROJ_CSTAT,
PROJ_CSTAT, // 15
PROJ_CLIPDIST,
PROJ_SHADE,
PROJ_XREPEAT,
PROJ_YREPEAT,
PROJ_PAL,
PROJ_PAL, // 20
PROJ_EXTRA_RAND,
PROJ_HITRADIUS,
PROJ_VEL_MULT,
PROJ_OFFSET,
PROJ_BOUNCES,
PROJ_BOUNCES, // 25
PROJ_BSOUND,
PROJ_RANGE,
PROJ_FLASH_COLOR, // 29
PROJ_FLASH_COLOR,
PROJ_END
};

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@ -28,99 +28,99 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#include "gamedef.h" // vmstate_t
// the order of these can't be changed or else compatibility with EDuke 2.0 mods will break
// KEEPINSYNC2 with EventNames[] and same enum in defs.ilua
// KEEPINSYNC2 with EventNames[] and lunatic/con_lang.lua
enum GameEvent_t {
EVENT_INIT,
EVENT_INIT, // 0
EVENT_ENTERLEVEL,
EVENT_RESETWEAPONS,
EVENT_RESETINVENTORY,
EVENT_HOLSTER,
EVENT_LOOKLEFT,
EVENT_LOOKLEFT, // 5
EVENT_LOOKRIGHT,
EVENT_SOARUP,
EVENT_SOARDOWN,
EVENT_CROUCH,
EVENT_JUMP,
EVENT_JUMP, // 10
EVENT_RETURNTOCENTER,
EVENT_LOOKUP,
EVENT_LOOKDOWN,
EVENT_AIMUP,
EVENT_FIRE,
EVENT_FIRE, // 15
EVENT_CHANGEWEAPON,
EVENT_GETSHOTRANGE,
EVENT_GETAUTOAIMANGLE,
EVENT_GETLOADTILE,
EVENT_CHEATGETSTEROIDS,
EVENT_CHEATGETSTEROIDS, // 20
EVENT_CHEATGETHEAT,
EVENT_CHEATGETBOOT,
EVENT_CHEATGETSHIELD,
EVENT_CHEATGETSCUBA,
EVENT_CHEATGETHOLODUKE,
EVENT_CHEATGETHOLODUKE, // 25
EVENT_CHEATGETJETPACK,
EVENT_CHEATGETFIRSTAID,
EVENT_QUICKKICK,
EVENT_INVENTORY,
EVENT_USENIGHTVISION,
EVENT_USENIGHTVISION, // 30
EVENT_USESTEROIDS,
EVENT_INVENTORYLEFT,
EVENT_INVENTORYRIGHT,
EVENT_HOLODUKEON,
EVENT_HOLODUKEOFF,
EVENT_HOLODUKEOFF, // 35
EVENT_USEMEDKIT,
EVENT_USEJETPACK,
EVENT_TURNAROUND,
EVENT_DISPLAYWEAPON,
EVENT_FIREWEAPON,
EVENT_FIREWEAPON, // 40
EVENT_SELECTWEAPON,
EVENT_MOVEFORWARD,
EVENT_MOVEBACKWARD,
EVENT_TURNLEFT,
EVENT_TURNRIGHT,
EVENT_TURNRIGHT, // 45
EVENT_STRAFELEFT,
EVENT_STRAFERIGHT,
EVENT_WEAPKEY1,
EVENT_WEAPKEY2,
EVENT_WEAPKEY3,
EVENT_WEAPKEY3, // 50
EVENT_WEAPKEY4,
EVENT_WEAPKEY5,
EVENT_WEAPKEY6,
EVENT_WEAPKEY7,
EVENT_WEAPKEY8,
EVENT_WEAPKEY8, // 55
EVENT_WEAPKEY9,
EVENT_WEAPKEY10,
EVENT_DRAWWEAPON,
EVENT_DISPLAYCROSSHAIR,
EVENT_DISPLAYREST,
EVENT_DISPLAYREST, // 60
EVENT_DISPLAYSBAR,
EVENT_RESETPLAYER,
EVENT_INCURDAMAGE,
EVENT_AIMDOWN,
EVENT_GAME,
EVENT_GAME, // 65
EVENT_PREVIOUSWEAPON,
EVENT_NEXTWEAPON,
EVENT_SWIMUP,
EVENT_SWIMDOWN,
EVENT_GETMENUTILE,
EVENT_GETMENUTILE, // 70
EVENT_SPAWN,
EVENT_LOGO,
EVENT_EGS,
EVENT_DOFIRE,
EVENT_PRESSEDFIRE,
EVENT_PRESSEDFIRE, // 75
EVENT_USE,
EVENT_PROCESSINPUT,
EVENT_FAKEDOMOVETHINGS,
EVENT_DISPLAYROOMS,
EVENT_KILLIT,
EVENT_KILLIT, // 80
EVENT_LOADACTOR,
EVENT_DISPLAYBONUSSCREEN,
EVENT_DISPLAYMENU,
EVENT_DISPLAYMENUREST,
EVENT_DISPLAYLOADINGSCREEN,
EVENT_DISPLAYLOADINGSCREEN, // 85
EVENT_ANIMATESPRITES,
EVENT_NEWGAME,
EVENT_SOUND,
EVENT_CHECKTOUCHDAMAGE,
EVENT_CHECKFLOORDAMAGE,
EVENT_CHECKFLOORDAMAGE, // 90
EVENT_LOADGAME,
EVENT_SAVEGAME,
MAXEVENTS

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@ -1,6 +1,156 @@
-- Use this file like
-- require("lpeg")
-- con_keyword = dofile("con_lang.lua")
-- con = require("con_lang")
--
-- Contains:
-- * con.labels
-- * con.keyword
return
{
-- KEEPINSYNC gamedef.h
labels =
{
{
STR_MAPNAME = 0,
STR_MAPFILENAME = 1,
STR_PLAYERNAME = 2,
STR_VERSION = 3,
STR_GAMETYPE = 4,
STR_VOLUMENAME = 5,
},
{
PROJ_WORKSLIKE = 0,
PROJ_SPAWNS = 1,
PROJ_SXREPEAT = 2,
PROJ_SYREPEAT = 3,
PROJ_SOUND = 4,
PROJ_ISOUND = 5,
PROJ_VEL = 6,
PROJ_EXTRA = 7,
PROJ_DECAL = 8,
PROJ_TRAIL = 9,
PROJ_TXREPEAT = 10,
PROJ_TYREPEAT = 11,
PROJ_TOFFSET = 12,
PROJ_TNUM = 13,
PROJ_DROP = 14,
PROJ_CSTAT = 15,
PROJ_CLIPDIST = 16,
PROJ_SHADE = 17,
PROJ_XREPEAT = 18,
PROJ_YREPEAT = 19,
PROJ_PAL = 20,
PROJ_EXTRA_RAND = 21,
PROJ_HITRADIUS = 22,
PROJ_VEL_MULT = 23,
PROJ_OFFSET = 24,
PROJ_BOUNCES = 25,
PROJ_BSOUND = 26,
PROJ_RANGE = 27,
PROJ_FLASH_COLOR = 28,
},
{
EVENT_INIT = 0,
EVENT_ENTERLEVEL = 1,
EVENT_RESETWEAPONS = 2,
EVENT_RESETINVENTORY = 3,
EVENT_HOLSTER = 4,
EVENT_LOOKLEFT = 5,
EVENT_LOOKRIGHT = 6,
EVENT_SOARUP = 7,
EVENT_SOARDOWN = 8,
EVENT_CROUCH = 9,
EVENT_JUMP = 10,
EVENT_RETURNTOCENTER = 11,
EVENT_LOOKUP = 12,
EVENT_LOOKDOWN = 13,
EVENT_AIMUP = 14,
EVENT_FIRE = 15,
EVENT_CHANGEWEAPON = 16,
EVENT_GETSHOTRANGE = 17,
EVENT_GETAUTOAIMANGLE = 18,
EVENT_GETLOADTILE = 19,
EVENT_CHEATGETSTEROIDS = 20,
EVENT_CHEATGETHEAT = 21,
EVENT_CHEATGETBOOT = 22,
EVENT_CHEATGETSHIELD = 23,
EVENT_CHEATGETSCUBA = 24,
EVENT_CHEATGETHOLODUKE = 25,
EVENT_CHEATGETJETPACK = 26,
EVENT_CHEATGETFIRSTAID = 27,
EVENT_QUICKKICK = 28,
EVENT_INVENTORY = 29,
EVENT_USENIGHTVISION = 30,
EVENT_USESTEROIDS = 31,
EVENT_INVENTORYLEFT = 32,
EVENT_INVENTORYRIGHT = 33,
EVENT_HOLODUKEON = 34,
EVENT_HOLODUKEOFF = 35,
EVENT_USEMEDKIT = 36,
EVENT_USEJETPACK = 37,
EVENT_TURNAROUND = 38,
EVENT_DISPLAYWEAPON = 39,
EVENT_FIREWEAPON = 40,
EVENT_SELECTWEAPON = 41,
EVENT_MOVEFORWARD = 42,
EVENT_MOVEBACKWARD = 43,
EVENT_TURNLEFT = 44,
EVENT_TURNRIGHT = 45,
EVENT_STRAFELEFT = 46,
EVENT_STRAFERIGHT = 47,
EVENT_WEAPKEY1 = 48,
EVENT_WEAPKEY2 = 49,
EVENT_WEAPKEY3 = 50,
EVENT_WEAPKEY4 = 51,
EVENT_WEAPKEY5 = 52,
EVENT_WEAPKEY6 = 53,
EVENT_WEAPKEY7 = 54,
EVENT_WEAPKEY8 = 55,
EVENT_WEAPKEY9 = 56,
EVENT_WEAPKEY10 = 57,
EVENT_DRAWWEAPON = 58,
EVENT_DISPLAYCROSSHAIR = 59,
EVENT_DISPLAYREST = 60,
EVENT_DISPLAYSBAR = 61,
EVENT_RESETPLAYER = 62,
EVENT_INCURDAMAGE = 63,
EVENT_AIMDOWN = 64,
EVENT_GAME = 65,
EVENT_PREVIOUSWEAPON = 66,
EVENT_NEXTWEAPON = 67,
EVENT_SWIMUP = 68,
EVENT_SWIMDOWN = 69,
EVENT_GETMENUTILE = 70,
EVENT_SPAWN = 71,
EVENT_LOGO = 72,
EVENT_EGS = 73,
EVENT_DOFIRE = 74,
EVENT_PRESSEDFIRE = 75,
EVENT_USE = 76,
EVENT_PROCESSINPUT = 77,
EVENT_FAKEDOMOVETHINGS = 78,
EVENT_DISPLAYROOMS = 79,
EVENT_KILLIT = 80,
EVENT_LOADACTOR = 81,
EVENT_DISPLAYBONUSSCREEN = 82,
EVENT_DISPLAYMENU = 83,
EVENT_DISPLAYMENUREST = 84,
EVENT_DISPLAYLOADINGSCREEN = 85,
EVENT_ANIMATESPRITES = 86,
EVENT_NEWGAME = 87,
EVENT_SOUND = 88,
EVENT_CHECKTOUCHDAMAGE = 89,
EVENT_CHECKFLOORDAMAGE = 90,
EVENT_LOADGAME = 91,
EVENT_SAVEGAME = 92,
},
},
-- NOTE: These MUST be in reverse lexicographical order!
-- Per CON syntax, valid identifiers names are disjunct from keywords,
@ -9,7 +159,7 @@
-- (from the final grammar in lunacon.lua) must match the longest
-- possible keyword name, else the negation might wrongly not fail.
return
keyword =
lpeg.P(false) +
"}" +
@ -375,3 +525,5 @@ lpeg.P(false) +
"activatebysector" +
"action" +
lpeg.P(false)
}

View File

@ -270,104 +270,6 @@ typedef struct {
char display_bonus_screen;
char show_level_text;
} user_defs;
// KEEPINSYNC2
enum GameEvent_t {
EVENT_INIT,
EVENT_ENTERLEVEL,
EVENT_RESETWEAPONS,
EVENT_RESETINVENTORY,
EVENT_HOLSTER,
EVENT_LOOKLEFT,
EVENT_LOOKRIGHT,
EVENT_SOARUP,
EVENT_SOARDOWN,
EVENT_CROUCH,
EVENT_JUMP,
EVENT_RETURNTOCENTER,
EVENT_LOOKUP,
EVENT_LOOKDOWN,
EVENT_AIMUP,
EVENT_FIRE,
EVENT_CHANGEWEAPON,
EVENT_GETSHOTRANGE,
EVENT_GETAUTOAIMANGLE,
EVENT_GETLOADTILE,
EVENT_CHEATGETSTEROIDS,
EVENT_CHEATGETHEAT,
EVENT_CHEATGETBOOT,
EVENT_CHEATGETSHIELD,
EVENT_CHEATGETSCUBA,
EVENT_CHEATGETHOLODUKE,
EVENT_CHEATGETJETPACK,
EVENT_CHEATGETFIRSTAID,
EVENT_QUICKKICK,
EVENT_INVENTORY,
EVENT_USENIGHTVISION,
EVENT_USESTEROIDS,
EVENT_INVENTORYLEFT,
EVENT_INVENTORYRIGHT,
EVENT_HOLODUKEON,
EVENT_HOLODUKEOFF,
EVENT_USEMEDKIT,
EVENT_USEJETPACK,
EVENT_TURNAROUND,
EVENT_DISPLAYWEAPON,
EVENT_FIREWEAPON,
EVENT_SELECTWEAPON,
EVENT_MOVEFORWARD,
EVENT_MOVEBACKWARD,
EVENT_TURNLEFT,
EVENT_TURNRIGHT,
EVENT_STRAFELEFT,
EVENT_STRAFERIGHT,
EVENT_WEAPKEY1,
EVENT_WEAPKEY2,
EVENT_WEAPKEY3,
EVENT_WEAPKEY4,
EVENT_WEAPKEY5,
EVENT_WEAPKEY6,
EVENT_WEAPKEY7,
EVENT_WEAPKEY8,
EVENT_WEAPKEY9,
EVENT_WEAPKEY10,
EVENT_DRAWWEAPON,
EVENT_DISPLAYCROSSHAIR,
EVENT_DISPLAYREST,
EVENT_DISPLAYSBAR,
EVENT_RESETPLAYER,
EVENT_INCURDAMAGE,
EVENT_AIMDOWN,
EVENT_GAME,
EVENT_PREVIOUSWEAPON,
EVENT_NEXTWEAPON,
EVENT_SWIMUP,
EVENT_SWIMDOWN,
EVENT_GETMENUTILE,
EVENT_SPAWN,
EVENT_LOGO,
EVENT_EGS,
EVENT_DOFIRE,
EVENT_PRESSEDFIRE,
EVENT_USE,
EVENT_PROCESSINPUT,
EVENT_FAKEDOMOVETHINGS,
EVENT_DISPLAYROOMS,
EVENT_KILLIT,
EVENT_LOADACTOR,
EVENT_DISPLAYBONUSSCREEN,
EVENT_DISPLAYMENU,
EVENT_DISPLAYMENUREST,
EVENT_DISPLAYLOADINGSCREEN,
EVENT_ANIMATESPRITES,
EVENT_NEWGAME,
EVENT_SOUND,
EVENT_CHECKTOUCHDAMAGE,
EVENT_CHECKFLOORDAMAGE,
EVENT_LOADGAME,
EVENT_SAVEGAME,
MAXEVENTS
};
]]
ffi.cdef[[
@ -375,6 +277,20 @@ actor_t actor[MAXSPRITES];
user_defs ud;
]]
--- default defines
local con = require("con_lang")
for i=1,#con.labels do
local strbuf = {"enum {"}
for label, val in pairs(con.labels[i]) do
strbuf[#strbuf+1] = string.format("%s = %d,", label, val)
end
strbuf[#strbuf+1] = "};"
ffi.cdef(table.concat(strbuf))
end
---=== Set up restricted global environment ===---
@ -728,6 +644,13 @@ local function serializeGamevars()
end
local function loadGamevarsString(string)
--[=[
for gvname,_ in pairs(gamevarNames) do
G_[gvname] = nil;
end
gamevarNames = {}; -- clear gamevars
--]=]
assert(oG.loadstring(string))()
end

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@ -3,12 +3,13 @@
local lpeg = require("lpeg")
local EDUKE32_LUNATIC = _EDUKE32_LUNATIC
if (not _EDUKE32_LUNATIC) then
require("strict")
end
-- If/else nesting is problematic in CON: because a dangling 'else' is attached
-- to the outermost 'if', I think there's no way of linearizing its (recursive)
-- pattern, so the "too many pending calls/choices" is unavoidable in general.
-- This limit is of course still arbitrary, but writing if/else cascades
-- I think that the "too many pending calls/choices" is unavoidable in general.
-- This limit is of course still arbitrary, but writing long if/else cascades
-- in CON isn't pretty either (though sometimes necessary because nested switches
-- don't work?)
-- See also: http://lua-users.org/lists/lua-l/2010-03/msg00086.html
@ -19,7 +20,7 @@ local Pat, Set, Range, Var = lpeg.P, lpeg.S, lpeg.R, lpeg.V
---- All keywords pattern -- needed for CON syntax
local con_keyword = require("con_lang")
local con = require("con_lang")
local function match_until(matchsp, untilsp) -- (!untilsp matchsp)* in PEG
@ -35,6 +36,7 @@ end
---=== semantic action functions ===---
local inf = 1/0
local NaN = 0/0
-- Last keyword position, for error diagnosis.
local g_lastkwpos = nil
@ -79,7 +81,7 @@ local function parse_number(numstr)
-- TODO: print line number
if (num < -0x80000000 or num > 0xffffffff) then
errprintf("number %s out of the range of a 32-bit integer", numstr)
num = 0/0
num = NaN
elseif (num >= 0x80000000 and numstr:sub(1,2):lower()~="0x") then
warnprintf("number %s converted to a negative one", numstr)
num = num-0x100000000
@ -99,21 +101,24 @@ local LABEL_MOVE = 32
local g_labeldef = {}
local g_labeltype = {}
local function reset_labels()
g_labeldef = { NO=0 }
g_labeltype = { NO=LABEL_DEFINE+LABEL_ACTION+LABEL_AI+LABEL_MOVE }
for i=1,#con.labels do
for label, val in pairs(con.labels[i]) do
g_labeldef[label] = val
g_labeltype[label] = LABEL_DEFINE
end
end
end
local function lookup_defined_label(identifier)
local num = g_labeldef[identifier]
if (num == nil) then
if (EDUKE32_LUNATIC == nil) then
-- HACK: try a couple of hardcoded def prefixes
if (identifier:sub(1, 6)=="EVENT_"
or identifier:sub(1,4)=="STR_"
or identifier:sub(1,5)=="PROJ_")
then return 0 -- TEMP
end
end
errprintf("label \"%s\" is not defined", identifier)
return -1/0
return -inf
end
return num
@ -135,7 +140,8 @@ local function do_define_label(identifier, idornum)
local oldnum = g_labeldef[identifier]
if (oldnum) then
if (oldnum ~= num) then
-- con.labels[...]: don't warn for wrong PROJ_ redefinitions
if (oldnum ~= num and con.labels[2][identifier]==nil) then
warnprintf("label \"%s\" not redefined with new value %d (old: %d)",
identifier, num, oldnum)
end
@ -321,7 +327,7 @@ local Co = {
definesound = sp1 * t_define * sp1 * maybe_quoted_filename * n_defines(5), -- XXX: TS
-- NOTE: gamevar.ogg is OK, too
music = sp1 * t_define * match_until(sp1 * t_filename, sp1 * con_keyword * sp1),
music = sp1 * t_define * match_until(sp1 * t_filename, sp1 * con.keyword * sp1),
--- 3. Game Settings
-- gamestartup has 25/29 fixed defines, depending on 1.3D/1.5 version:
@ -365,7 +371,7 @@ local arraypat = sp0 * "[" * sp0 * t_rvar * sp0 * "]"
-- will be wrongly accepted at the parsing stage because we don't discriminate between
-- actor and player (but it will be rejected later).
local parm2memberpat = (Pat("htg_t") + "loogiex" + "loogiey" + "ammo_amount" +
"weaprecs" + "gotweapon" + "pals" + "max_ammo_amount") * sp0 * t_rvar
"weaprecs" + "gotweapon" + "pals" + "max_ammo_amount") * sp1 * t_rvar
-- The member name must match keywords, too (_all), because e.g. cstat is a member
-- of sprite[].
local memberpat = sp0 * "." * sp0 * (parm2memberpat + t_identifier_all)
@ -907,9 +913,8 @@ local function all_alt_pattern(...)
end
-- actor ORGANTIC is greeting!
local function warn_on_lonely_else(subj, pos)
local function warn_on_lonely_else()
warnprintf("found `else' with no `if'")
return true
end
-- NOTE: The indented text is not true, e.g. addlog vs. addlogvar:
@ -927,7 +932,7 @@ local con_outer_command = all_alt_pattern(Co)
local con_inner_command = all_alt_pattern(Ci) + "addlog" + "operate"
local con_if_begs = all_alt_pattern(Cif) + "ifcansee"
local lone_else = lpeg.Cmt("else" * sp1, warn_on_lonely_else)
local lone_else = ("else" * sp1)/warn_on_lonely_else
local stmt_list = Var("stmt_list")
-- possibly empty statement list:
@ -994,7 +999,7 @@ local Grammar = Pat{
whitespace = Set(" \t\r\26") + newline + Set("(),;") + comment + linecomment,
t_identifier_all = t_broken_identifier + t_good_identifier,
-- NOTE: -con_keyword alone would be wrong, e.g. "state breakobject":
-- NOTE: -con.keyword alone would be wrong, e.g. "state breakobject":
-- NOTE 2: The + "[" is so that stuff like
-- getactor[THISACTOR].x x
-- getactor[THISACTOR].y y
@ -1002,7 +1007,7 @@ local Grammar = Pat{
-- getactor[THISACTOR].x x
-- getactor [THISACTOR].y y
-- This is in need of cleanup!
t_identifier = -NotKeyw(con_keyword * (sp1 + "[")) * lpeg.C(t_identifier_all),
t_identifier = -NotKeyw(con.keyword * (sp1 + "[")) * lpeg.C(t_identifier_all),
t_define = (t_maybe_minus * t_identifier/lookup_defined_label) + t_number, -- TODO: minus
t_arrayexp = t_identifier * arraypat * memberpat^-1,
@ -1125,12 +1130,11 @@ if (not _EDUKE32_LUNATIC) then
g_recurslevel = -1
g_badids = {}
g_labeldef = {}
g_labeltype = {}
reset_labels()
g_numerrors = 0
g_directory = string.match(filename, "(.*/)") or ""
g_directory = filename:match("(.*/)") or ""
filename = filename:sub(#g_directory+1, -1)
local ok, msg = pcall(do_include_file, g_directory, filename)

View File

@ -0,0 +1,43 @@
--
-- strict.lua
-- checks uses of undeclared global variables
-- All global variables must be 'declared' through a regular assignment
-- (even assigning nil will do) in a main chunk before being used
-- anywhere or assigned to inside a function.
--
local getinfo, error, rawset, rawget = debug.getinfo, error, rawset, rawget
local mt = getmetatable(_G)
if mt == nil then
mt = {}
setmetatable(_G, mt)
end
mt.__declared = {}
local function what ()
local d = getinfo(3, "S")
return d and d.what or "C"
end
mt.__newindex = function (t, n, v)
if not mt.__declared[n] then
local w = what()
if w ~= "main" and w ~= "C" then
error("assign to undeclared variable '"..n.."'", 2)
end
mt.__declared[n] = true
end
rawset(t, n, v)
end
-- PK: change from original:
--[[
mt.__index = function (t, n)
if not mt.__declared[n] and what() ~= "C" then
error("variable '"..n.."' is not declared", 2)
end
return rawget(t, n)
end
--]]

View File

@ -34,6 +34,7 @@ print("========== attempting to load string: ==========")
print(gvstr)
print("---------- (end string to load) ----------")
-- XXX: need to think about fully restoring state
DBG_.loadGamevarsString(gvstr)
print("ourvar[4]="..ourvar[4])
@ -125,6 +126,6 @@ gameactor(1680, -- LIZTROOP
)
checkfail('gameactor(1680, 0)') -- lua function expected, number passed
printf("EVENT_INIT = %d", gv.EVENT_INIT) -- tests default defines
print('---=== END TEST SCRIPT ===---')