html/js/the_march.config.js

   1 var Module =
   2     {
   3         'noExitRuntime': true,
   4         'arguments': [],
   5
   6         print: function(text) { for(var i=0; i<text.length; i++) document.write(String.fromCharCode(text.charCodeAt(i))); document.write("<br />");},
   7         printErr: function(text) { console.log("ERR: " + text); },
   8
   9         //Execute the default em_main instead of main
  10         execute: function(text)
  11         {
  12             const PTR_BYTES = 4;
  13
  14             //Parse argv and argc
  15             var argv = text.replace(/[\s]+/g," ").split(" ");
  16             var argc = argv.length;
  17
  18             //Allocate C stack memory for the arg pointers
  19             var argv_ptr = Runtime.stackAlloc(argc * PTR_BYTES);
  20
  21             var arg_ptrs = [];
  22             for(var i = 0; i < argc; i++)
  23             {
  24                 //stack allocate for each argument
  25                 arg_ptrs[i] = Runtime.stackAlloc(argv[i].length+1);
  26                 //Add to argv's list of pointers in c-memory, then copy data
  27                 setValue(argv_ptr + i * PTR_BYTES, arg_ptrs[i], 'i32');
  28                 writeStringToMemory(argv[i], arg_ptrs[i]);
  29             }
  30
  31             _em_main(argc, argv_ptr, 0);
  32         }
  33     };
  34
  35 function start_game(event)
  36 {
  37     Module.execute("the_march");
  38 };
  39 document.getElementById("launch_game").addEventListener("click", start_game, false);
  40