Mercurial > hg > orthanc-stone

annotate Applications/Wasm/StartupParametersBuilder.cpp @ 624:573e35378999

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fix
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 07 May 2019 14:28:10 +0200
parents 70992b38aa8a
children 63982c8c294a
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1 #include "StartupParametersBuilder.h"
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2 #include <iostream>
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3
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4 namespace OrthancStone
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5 {
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6 void StartupParametersBuilder::Clear()
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7 {
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8 startupParameters_.clear();
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9 }
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11 void StartupParametersBuilder::SetStartupParameter(
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12 const char* name,
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13 const char* value)
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14 {
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15 startupParameters_.push_back(std::make_tuple(name, value));
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16 }
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18 void StartupParametersBuilder::GetStartupParameters(
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19 boost::program_options::variables_map& parameters,
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20 const boost::program_options::options_description& options)
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21 {
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22 std::vector<std::string> argvStrings(startupParameters_.size() + 1);
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23 // argv mirrors pointers to the internal argvStrings buffers.
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24 // ******************************************************
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25 // THIS IS HIGHLY DANGEROUS SO BEWARE!!!!!!!!!!!!!!
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26 // ******************************************************
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27 std::vector<const char*> argv(startupParameters_.size() + 1);
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29 int argCounter = 0;
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30 argvStrings[argCounter] = "Toto.exe";
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31 argv[argCounter] = argvStrings[argCounter].c_str();
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33 argCounter++;
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35 std::string cmdLine = "";
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36 for ( StartupParameters::const_iterator it = startupParameters_.begin();
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37 it != startupParameters_.end();
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38 it++)
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39 {
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40 std::stringstream argSs;
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42 argSs << "--" << std::get<0>(*it);
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43 if(std::get<1>(*it).length() > 0)
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44 argSs << "=" << std::get<1>(*it);
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46 argvStrings[argCounter] = argSs.str();
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47 cmdLine = cmdLine + " " + argvStrings[argCounter];
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48 argv[argCounter] = argvStrings[argCounter].c_str();
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49 argCounter++;
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50 }
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52 std::cout << "simulated cmdLine = \"" << cmdLine.c_str() << "\"\n";
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54 try
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55 {
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56 boost::program_options::store(
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57 boost::program_options::command_line_parser(argCounter, argv.data()).
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58 options(options).run(), parameters);
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59 boost::program_options::notify(parameters);
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60 }
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61 catch (boost::program_options::error& e)
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62 {
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63 std::cerr << "Error while parsing the command-line arguments: " <<
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64 e.what() << std::endl; }
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65 }
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66 }