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split up io to allow console vs network io
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,51 @@ | ||
| -- _____ _ _____ ____ | ||
| -- / ____| | | |_ _/ __ \ | ||
| -- | | ___ _ __ ___ ___ | | ___ | || | | | | ||
| -- | | / _ \| '_ \/ __|/ _ \| |/ _ \ | || | | | | ||
| -- | |___| (_) | | | \__ \ (_) | | __/ _| || |__| | | ||
| -- \_____\___/|_| |_|___/\___/|_|\___| |_____\____/ | ||
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| -- IO module that reads/writes to console | ||
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| local console_io = {} | ||
| console_io.__index = console_io | ||
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| function console_io:new(o) | ||
| o = o or {} | ||
| setmetatable(o, self) | ||
| return o | ||
| end | ||
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| function console_io:write(...) | ||
| io.stdout:write(...) | ||
| io.stdout:flush() | ||
| end | ||
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| function console_io:print(...) | ||
| self:write(...) | ||
| self:write("\n") | ||
| end | ||
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| function console_io:flush() | ||
| io.stdout:flush() | ||
| end | ||
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| function console_io:read(format) | ||
| return io.stdin:read(format) | ||
| end | ||
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| function console_io:command_loop() | ||
| while true do | ||
| self:write("yt> ") | ||
| local cmd = self:read("*l") | ||
| local chunk = load(cmd) | ||
| local success, m2 = pcall(chunk) | ||
| if not success then | ||
| self:print("Error: " .. m2) | ||
| end | ||
| end | ||
| end | ||
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| print("console_io.lua - loaded with " .. _VERSION) | ||
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| return console_io |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,79 @@ | ||
| -- _ _ _ _ _____ ____ | ||
| -- | \ | | | | | | |_ _/ __ \ | ||
| -- | \| | ___| |___ _____ _ __| | __ | || | | | | ||
| -- | . ` |/ _ \ __\ \ /\ / / _ \| '__| |/ / | || | | | | ||
| -- | |\ | __/ |_ \ V V / (_) | | | < _| || |__| | | ||
| -- |_| \_|\___|\__| \_/\_/ \___/|_| |_|\_\ |_____\____/ | ||
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| -- IO module that works on a TCP connection | ||
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| local NETWORK_IO_PORT = 8023 | ||
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| local network_io = {} | ||
| network_io.__index = network_io | ||
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| function network_io:finish() | ||
| self.client:close() | ||
| self.server:close() | ||
| end | ||
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| function network_io:new(o) | ||
| o = o or {} | ||
| setmetatable(o, self) | ||
| return o | ||
| end | ||
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| function network_io:write(...) | ||
| return self.client:send(string.format("%s", unpack({...}))) | ||
| end | ||
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| function network_io:print(...) | ||
| if self:write(...) then | ||
| return self:write("\n") | ||
| else | ||
| return nil | ||
| end | ||
| end | ||
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| function network_io:flush() | ||
| end | ||
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| function network_io:read(format) | ||
| return self.client:receive(format) | ||
| end | ||
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| function network_io:command_loop() | ||
| local socket = require("socket") | ||
| self.server = assert(socket.bind("*", NETWORK_IO_PORT)) | ||
| self.server:setoption('tcp-nodelay', true) | ||
| self.server:setoption('reuseaddr', true) | ||
| print("network_io.lua - server started on port " .. NETWORK_IO_PORT) | ||
| while true do | ||
| self.client = self.server:accept() | ||
| self.client:send("Welcome to Yellow Tree\n") | ||
| print("network_io.lua - accepted connection ")-- from " .. self.client:getpeername()) | ||
| while true do | ||
| if not self:write("yt> ") then | ||
| break | ||
| end | ||
| local cmd = self.client:receive("*l") | ||
| print(string.format("cmd is '%s'", cmd)) | ||
| if not cmd then | ||
| break | ||
| end | ||
| local chunk = load(cmd) | ||
| local success, m2 = pcall(chunk) | ||
| if not success then | ||
| self:print("Error: " .. m2) | ||
| end | ||
| end | ||
| print("network_io.lua - client disconnected") | ||
| self.client:close() | ||
| end | ||
| print("network_io.lua - closing server") | ||
| self.server:close() | ||
| end | ||
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| print("network_io.lua - loaded with " .. _VERSION) | ||
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| return network_io |