ac-minetest/basic_robot
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coroutines: auto recreate dead coroutine and restart

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coroutine help
This commit is contained in:
rnd 2019-06-03 13:36:16 +02:00
parent 8db6acb801
commit c20d096c35
2 changed files with 29 additions and 4 deletions
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16
init.lua
View File

@ -25,7 +25,7 @@ basic_robot.bad_inventory_blocks = { -- disallow taking from these nodes invento
basic_robot.http_api = minetest.request_http_api(); basic_robot.http_api = minetest.request_http_api();
basic_robot.version = "2019/02/16a"; basic_robot.version = "2019/06/03a";
basic_robot.gui = {}; local robogui = basic_robot.gui -- gui management basic_robot.gui = {}; local robogui = basic_robot.gui -- gui management
basic_robot.data = {}; -- stores all robot related data basic_robot.data = {}; -- stores all robot related data
@ -724,7 +724,7 @@ end
local function setCode( name, script ) -- to run script: 1. initSandbox 2. setCode 3. runSandbox local function setCode( name, script ) -- to run script: 1. initSandbox 2. setCode 3. runSandbox
local err; local err;
local cor = false; local cor = false;
if string.sub(script,1,11) == "--coroutine" then cor = true end if string.find(string.sub(script,1,32), "coroutine") then cor = true end
local authlevel = basic_robot.data[name].authlevel; local authlevel = basic_robot.data[name].authlevel;
@ -980,9 +980,19 @@ minetest.register_entity("basic_robot:robot",{
if err and type(err) == "string" then if err and type(err) == "string" then
local i = string.find(err,":"); local i = string.find(err,":");
if i then err = string.sub(err,i+1) end if i then err = string.sub(err,i+1) end
if string.sub(err,-5)~="abort" then -- recreate dead coroutine, does this have some side effects like memory leak?
if err == "cannot resume dead coroutine" then
local data = basic_robot.data[self.name]
data.cor = coroutine.create(data.bytecode)
err=runSandbox(self.name)
if not err then return end
end
if string.sub(err,-5)~="abort" and not cor then
minetest.chat_send_player(self.owner,"#ROBOT ERROR : " .. err) minetest.chat_send_player(self.owner,"#ROBOT ERROR : " .. err)
end end
self.running = 0; -- stop execution self.running = 0; -- stop execution
if string.find(err,"stack overflow") then if string.find(err,"stack overflow") then

17
robogui.lua
View File

@ -145,6 +145,7 @@ local help_pages = {
" 7. [TECHNIC FUNCTIONALITY]", " 7. [TECHNIC FUNCTIONALITY]",
" 8. [CRYPTOGRAPHY]", " 8. [CRYPTOGRAPHY]",
" 9. [PUZZLE]", " 9. [PUZZLE]",
" 10.[COROUTINES] - easier alternative to finite state machines",
}, },
["MOVEMENT DIGGING PLACING NODE SENSING"] = { ["MOVEMENT DIGGING PLACING NODE SENSING"] = {
@ -300,7 +301,21 @@ local help_pages = {
" count_objects(pos,radius)", " count_objects(pos,radius)",
" pdata contains puzzle data like .triggers and .gamedata", " pdata contains puzzle data like .triggers and .gamedata",
" add_particle(def)" " add_particle(def)"
} },
["COROUTINES"] = {
"back to [Commands reference]",
"COROUTINES","",
"robot can run code using lua coroutines. To enable this mode just put the word",
"coroutine in the first 32 characters of your program. Example: ", "",
" --testing program for coroutine",
" for i = 1,5 do ",
" say(i); dig.forward(); move.forward()",
" pause()",
" end",
},
} }
for k,v in pairs(help_pages) do for k,v in pairs(help_pages) do