--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Deprecated/Applications/Wasm/StartupParametersBuilder.cpp	Wed Apr 29 20:44:31 2020 +0200
@@ -0,0 +1,71 @@
+#include "StartupParametersBuilder.h"
+#include <iostream>
+#include <cstdio>
+#include "emscripten/html5.h"
+
+namespace OrthancStone
+{
+  void StartupParametersBuilder::Clear()
+  {
+    startupParameters_.clear();
+  }
+
+  void StartupParametersBuilder::SetStartupParameter(
+    const char* name,
+    const char* value)
+  {
+    startupParameters_.push_back(std::make_tuple(name, value));
+  }
+
+  void StartupParametersBuilder::GetStartupParameters(
+    boost::program_options::variables_map& parameters,
+    const boost::program_options::options_description& options) 
+  {
+    std::vector<std::string> argvStrings(startupParameters_.size() + 1);
+    // argv mirrors pointers to the internal argvStrings buffers.
+    // ******************************************************
+    // THIS IS HIGHLY DANGEROUS SO BEWARE!!!!!!!!!!!!!!
+    // ******************************************************
+    std::vector<const char*> argv(startupParameters_.size() + 1);
+    
+    int argCounter = 0;
+    argvStrings[argCounter] = "dummy.exe";
+    argv[argCounter] = argvStrings[argCounter].c_str();
+    
+    argCounter++;
+    
+    std::string cmdLine = "";
+    for ( StartupParameters::const_iterator it = startupParameters_.begin(); 
+          it != startupParameters_.end(); 
+          it++)
+    {
+      std::stringstream argSs;
+
+      argSs << "--" << std::get<0>(*it);
+      if(std::get<1>(*it).length() > 0)
+        argSs << "=" << std::get<1>(*it);
+      
+      argvStrings[argCounter] = argSs.str();
+      cmdLine = cmdLine + " " + argvStrings[argCounter];
+      std::cout << cmdLine << std::endl;
+      argv[argCounter] = argvStrings[argCounter].c_str();
+      argCounter++;
+    }
+
+
+    std::cout << "simulated cmdLine = \"" << cmdLine.c_str() << "\"\n";
+
+    try
+    {
+      boost::program_options::store(
+        boost::program_options::command_line_parser(argCounter, argv.data()).
+          options(options).allow_unregistered().run(), parameters);
+      boost::program_options::notify(parameters);
+    }
+    catch (boost::program_options::error& e)
+    {
+      std::cerr << "Error while parsing the command-line arguments: " <<
+        e.what() << std::endl;    
+    }
+  }
+}