1 files changed, 69 insertions, 0 deletions
diff --git a/contrib/otshell_utils/runoptions.cpp b/contrib/otshell_utils/runoptions.cpp
new file mode 100644
index 000000000..ffd37eae4
--- /dev/null
+++ b/contrib/otshell_utils/runoptions.cpp
@@ -0,0 +1,69 @@
+/* See other files here for the LICENCE that applies here. */
+/* See header file .hpp for info */
+
+#include "runoptions.hpp"
+
+#include "lib_common1.hpp"
+
+namespace nOT {
+
+INJECT_OT_COMMON_USING_NAMESPACE_COMMON_1 // <=== namespaces
+
+// (no debug - this is the default)
+// +nodebug (no debug)
+// +debug ...... --asdf
+// +debug +debugcerr .... --asfs
+// +debug +debugfile .... --asfs
+
+cRunOptions::cRunOptions()
+	: mRunMode(eRunModeCurrent), mDebug(false), mDebugSendToFile(false), mDebugSendToCerr(false)
+	,mDoRunDebugshow(false)
+{ }
+
+vector<string> cRunOptions::ExecuteRunoptionsAndRemoveThem(const vector<string> & args) {
+	vector<string> arg_clear; // will store only the arguments that are not removed
+
+	for (auto arg : args) {
+		bool thisIsRunoption=false;
+
+		if (arg.size()>0) {
+			if (arg.at(0) == '+') thisIsRunoption=true;
+		}
+
+		if (thisIsRunoption) Exec(arg); // ***
+		if (! thisIsRunoption) arg_clear.push_back(arg);
+	}
+
+	Normalize();
+
+	return arg_clear;
+}
+
+void cRunOptions::Exec(const string & runoption) { // eg: Exec("+debug");
+	if (runoption == "+nodebug") { mDebug=false; }
+	else if (runoption == "+debug") { mDebug=true; }
+	else if (runoption == "+debugcerr") { mDebug=true;  mDebugSendToCerr=true; }
+	else if (runoption == "+debugfile") { mDebug=true;  mDebugSendToFile=true; }
+	else if (runoption == "+demo") { mRunMode=eRunModeDemo; }
+	else if (runoption == "+normal") { mRunMode=eRunModeNormal; }
+	else if (runoption == "+current") { mRunMode=eRunModeCurrent; }
+	else if (runoption == "+debugshow") { mDebug=true;  mDebugSendToCerr=true;  mDoRunDebugshow=true; }
+	else {
+		cerr << "Unknown runoption in Exec: '" << runoption << "'" << endl;
+		throw std::runtime_error("Unknown runoption");
+	}
+	// cerr<<"debug="<<mDebug<<endl;
+}
+
+void cRunOptions::Normalize() {
+	if (mDebug) {
+		if (!(  mDebugSendToFile || mDebugSendToCerr  ))  mDebugSendToCerr=true; // if debug is on then send to something, e.g. to cerr
+	}
+}
+
+
+cRunOptions gRunOptions; // (extern)
+
+} // namespace OT
+
+