Add odgi.cpp

.gitignore

@@ -14,6 +14,3 @@
 *.lock
 mkmf.log
 
-/ext/odgi/*.cpp
-/ext/odgi/*.h
-

ext/odgi/odgi.cpp

@@ -0,0 +1,39 @@
+#include <rice/rice.hpp>
+#include <rice/stl.hpp>
+
+#include "version.hpp"
+
+using namespace Rice;
+
+// version.hpp
+
+String get_version()
+{
+    return String(odgi::Version::get_version());
+}
+
+String get_release()
+{
+    return String(odgi::Version::get_release());
+}
+
+String get_codename()
+{
+    return String(odgi::Version::get_codename());
+}
+
+String get_short()
+{
+    return String(odgi::Version::get_short());
+}
+
+// odgi.hpp
+
+extern "C" void Init_odgi(void)
+{
+    define_module("Odgi")
+        .define_module_function("get_version", &get_version)
+        .define_module_function("get_release", &get_release)
+        .define_module_function("get_codename", &get_codename)
+        .define_module_function("get_short", &get_short);
+}