14b43beb7c
TBR=niklas.enbom@webrtc.org Review URL: https://webrtc-codereview.appspot.com/915006 git-svn-id: http://webrtc.googlecode.com/svn/trunk@2963 4adac7df-926f-26a2-2b94-8c16560cd09d
78 lines
2.5 KiB
C++
78 lines
2.5 KiB
C++
/*
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* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef WEBRTC_TOOLS_SIMPLE_COMMAND_LINE_PARSER_H_
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#define WEBRTC_TOOLS_SIMPLE_COMMAND_LINE_PARSER_H_
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#include <string>
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#include <map>
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#include <vector>
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// This is a very basic command line parsing class. We pass the command line
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// arguments and their number and the class forms a vector out of these. Than we
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// should set up the flags - we provide a name and a string value and map these.
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namespace webrtc {
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namespace test {
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class CommandLineParser {
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public:
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CommandLineParser() {}
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~CommandLineParser() {}
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void Init(int argc, char** argv);
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// Prints the entered flags and their values (without --help).
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void PrintEnteredFlags();
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// Processes the vector of command line arguments and puts the value of each
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// flag in the corresponding map entry for this flag's name. We don't process
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// flags which haven't been defined in the map.
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void ProcessFlags();
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// Sets the usage message to be shown if we pass --help.
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void SetUsageMessage(std::string usage_message);
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// prints the usage message.
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void PrintUsageMessage();
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// Set a flag into the map of flag names/values.
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void SetFlag(std::string flag_name, std::string flag_value);
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// Gets a flag when provided a flag name. Returns "" if the flag is unknown.
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std::string GetFlag(std::string flag_name);
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private:
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// The vector of passed command line arguments.
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std::vector<std::string> args_;
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// The map of the flag names/values.
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std::map<std::string, std::string> flags_;
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// The usage message.
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std::string usage_message_;
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// Returns whether the passed flag is standalone or not. By standalone we
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// understand e.g. --standalone (in contrast to --non_standalone=1).
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bool IsStandaloneFlag(std::string flag);
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// Checks weather the flag is in the format --flag_name=flag_value.
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bool IsFlagWellFormed(std::string flag);
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// Extracts the flag name from the flag.
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std::string GetCommandLineFlagName(std::string flag);
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// Extracts the falg value from the flag.
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std::string GetCommandLineFlagValue(std::string flag);
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};
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} // namespace test
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} // namespace webrtc
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#endif // WEBRTC_TOOLS_SIMPLE_COMMAND_LINE_PARSER_H_
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