+++ /dev/null
-# This file is part of NIT ( http://www.nitlanguage.org ).
-#
-# Copyright 2013 Lucas Bajolet <lucas.bajolet@gmail.com>
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-# Client for the nit debugger nitdbg
-#
-# Can send commands to the debugger
-module dbgcli
-
-import socket
-import toolcontext
-
-redef class ToolContext
-
- var opt_host_address: OptionString = new OptionString("Sets the host to debug from, use IPV4 only (Defaults to 127.0.0.1)", "--host")
- var opt_debug_port: OptionInt = new OptionInt("Sets the debug port (Defaults to 22125) - Must be contained between 0 and 65535", 22125, "--port")
-
- redef init
- do
- super
- self.option_context.add_option(self.opt_host_address)
- self.option_context.add_option(self.opt_debug_port)
- end
-
-end
-
-redef class String
-
- # Checks if the actual string is a valid IPv4 address
- # That is, if the pattern is int.int.int.int where each int must be between 0 and 255
- fun is_valid_ipv4_address: Bool
- do
- var components = self.split_with(".")
- if components.length != 4 then return false
- for i in components do
- if not i.is_numeric or not (i.to_i <= 255 and i.to_i >= 0) then return false
- end
- return true
- end
-
-end
-
-# Persistant connection to the debugger
-# Default port = 22125
-#
-class DebugClient
-
- var debugger_connection: Socket
-
- init (host: String, port: Int)
- do
- self.debugger_connection = new Socket.stream_with_host(host, port)
- print "[HOST ADDRESS] : "+debugger_connection.address
- print "[HOST] : "+debugger_connection.host.as(not null)
- print "[PORT] : "+debugger_connection.port.to_s
- print "Connecting ... "+debugger_connection.connect.to_s
- end
-
- init with_port (host: String, port: Int)
- do
- debugger_connection = new Socket.stream_with_host(host, port)
- end
-
- fun send_command(command: String)
- do
- debugger_connection.write(command+"\n")
- end
-
- fun connected: Bool
- do
- return self.debugger_connection.connected
- end
-
- fun ready: Bool
- do
- return debugger_connection.ready_to_read(40)
- end
-
- fun read_command: String
- do
- var buff = new FlatBuffer
- while debugger_connection.ready_to_read(40) do buff.append(debugger_connection.read)
- return buff.to_s
- end
-
- fun disconnect
- do
- debugger_connection.close
- end
-
-end
-
-# Create a tool context to handle options and paths
-var toolcontext = new ToolContext
-toolcontext.process_options
-
-var debug: DebugClient
-
-if toolcontext.opt_help.value then
- toolcontext.option_context.usage
- return
-end
-
-# If the port value is not an Int between 0 and 65535 (Mandatory according to the norm)
-# Print the usage
-if toolcontext.opt_debug_port.value < 0 or toolcontext.opt_debug_port.value > 65535 then
- toolcontext.option_context.usage
- return
-end
-
-# An IPV4 address does always complies to this form : x.x.x.x
-# Where x is an integer whose value is >=0 and <= 255
-if toolcontext.opt_host_address.value != null then
- if toolcontext.opt_host_address.value.is_valid_ipv4_address then
- debug = new DebugClient(toolcontext.opt_host_address.value.as(not null), toolcontext.opt_debug_port.value)
- else
- toolcontext.option_context.usage
- return
- end
-else
- debug = new DebugClient("127.0.0.1", toolcontext.opt_debug_port.value)
-end
-
-var recv_cmd: String
-
-var written_cmd: String
-
-var over = false
-
-while not over do
- if stdin.poll_in then
- written_cmd = gets
- debug.send_command(written_cmd)
- if written_cmd == "kill" then
- over = true
- end
- end
-
- if not over and debug.ready then
- recv_cmd = debug.read_command
- var command_parts = recv_cmd.split("\n")
- for i in command_parts do
- if i == "DBG DONE WORK ON SELF" then
- debug.send_command("CLIENT DBG DONE ACK")
- over = true
- end
- print i
- end
- end
-end
-
-debug.disconnect
nitlanguage / nit.git / blobdiff