decompose pip_cmg

add serialization/pijsonserialization.h for JSON de/serialization
add -J flag for pip_cmg to make JSON serialization methods
not finished yet, but basically workable now

utils/code_model_generator/common.h

@@ -0,0 +1,39 @@
+/*
+    PIP - Platform Independent Primitives
+    Code model generator
+    Ivan Pelipenko peri4ko@yandex.ru
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef pip_cmg_common_H
+#define pip_cmg_common_H
+
+#include "picli.h"
+#include "picodeparser.h"
+#include "piiostream.h"
+
+struct Runtime {
+	PICodeParser & parser;
+	PICLI & cli;
+	PIIOTextStream & ts;
+};
+
+void header();
+void usage();
+void help();
+
+PIString toCName(const PIString & s);
+
+#endif