From 34483e07a0548d32651cda4ca4282f3cf8cae870 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?G=C3=BCnther=20Neuwirth?= <e0626638@student.tuwien.ac.at>
Date: Tue, 12 May 2009 15:27:58 +0200
Subject: adding rest of files

---
 ue3/mycpu/mycpu.cpp | 94 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 ue3/mycpu/mycpu.cpp

(limited to 'ue3/mycpu/mycpu.cpp')

diff --git a/ue3/mycpu/mycpu.cpp b/ue3/mycpu/mycpu.cpp
new file mode 100644
index 0000000..af6fe08
--- /dev/null
+++ b/ue3/mycpu/mycpu.cpp
@@ -0,0 +1,94 @@
+/**
+ * @module mycpu
+ * @author Guenther Neuwirth (0626638), Manuel Mausz (0728348)
+ * @brief  mycpu reads a program file and optional a memory file given as 
+ *             commandline option.
+ *             On error (e.g. unknown function) the program will terminate
+ * @date   11.05.2009
+ * @par Exercise
+ *      3
+ */
+
+#include <iostream>
+#include <boost/program_options.hpp>
+#include "ccpu.h"
+
+using namespace std;
+namespace po = boost::program_options;
+
+/**
+ * @func   main
+ * @brief  program entry point
+ * @param  argc  standard parameter of main
+ * @param  argv  standard parameter of main
+ * @return 0 on success, not 0 otherwise
+ * @globalvars none
+ * @exception  none
+ * @conditions none
+ *
+ * setup commandline options, parse them and pass scriptfile to scriptparser
+ * instance. On error print error message to stderr.
+ * Unknown commandline options will print a usage message.
+ */
+int main(int argc, char* argv[])
+{
+  string me(argv[0]);
+
+  /* define commandline options */
+  po::options_description desc("Allowed options");
+  desc.add_options()
+    ("help,h", "this help message")
+    ("progfile,c", po::value<string>(), "program file")
+    ("memfile,m", po::value<string>(), "memory file");
+
+  /* parse commandline options */
+  po::variables_map vm;
+  try
+  {
+    po::store(po::parse_command_line(argc, argv, desc), vm);
+    po::notify(vm);
+  }
+  catch(po::error& ex)
+  {
+    cerr << "Error: " << ex.what() << endl;
+  }
+
+  /* print usage upon request or missing params */
+  if (vm.count("help") || !vm.count("progfile"))
+  {
+    cout << "Usage: " << me << " -c <programfile> [ -m <memoryfile>]" << endl;
+    cout << desc << endl;
+    if ( vm.count("help"))
+      return 0;
+    return 1;
+  }
+  
+  string memfile("");
+  if (vm.count("memfile"))
+    memfile = vm["memfile"].as<string>();
+  
+  CCPU cpu(vm["progfile"].as<string>(), memfile);
+  cpu.proceed();
+ 
+/*  CScriptparser parser(vm["c"].as<string>());
+  try
+  {
+    parser.parse();
+  }
+  catch(CScriptparser::ParserError& ex)
+  {
+    cerr << me << ": Error while processing scriptfile: " << ex.what() << endl;
+    if (!ex.getLine().empty())
+      cerr << "Scriptline: '" << ex.getLine() << "'" << endl;
+    return 1;
+  }
+  catch(exception& ex)
+  {
+    cerr << me << ": Unexpected exception: " << ex.what() << endl;
+    return 1;
+  }*/
+
+  return 0;
+}
+
+/* vim: set et sw=2 ts=2: */
-- 
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