61 lines
1.1 KiB
C++
61 lines
1.1 KiB
C++
#ifndef PARAMETERS_HPP
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#define PARAMETERS_HPP
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#include <string>
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#include <iostream>
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#include <thread>
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class Parameters
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{
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public:
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Parameters():
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workerCount_(std::thread::hardware_concurrency()),
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searchPattern_("")
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{};
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~Parameters() {};
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bool parseCmdLine(int argc, char** argv)
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{
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for (int i = 1; i < argc; i++)
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{
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std::string arg = argv[i];
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if (0 == arg.compare(0, 2, "-w"))
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{
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workerCount_ = std::stoi(arg.substr(2));
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}
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else if (0 == arg.compare(0, 1, "-"))
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{
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// invalid option
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return false;
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}
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else
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{
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// no leading dash ... must be pattern
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searchPattern_ = arg;
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}
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}
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return true;
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}
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void show_usage(const char* cmd)
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{
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std::cerr << "Invalid command line args" << std::endl;
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std::cerr
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<< "Usage: " << cmd << " [options] [search_pattern]" << std::endl
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<< "Options" << std::endl
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<< " -wX Number of parallel workers" << std::endl
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<< std::endl;
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};
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unsigned WorkerCount() const { return workerCount_; };
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std::string SearchPattern() const { return searchPattern_; };
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private:
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unsigned workerCount_;
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std::string searchPattern_;
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};
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#endif
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