mruby: extract mruby related code to another file

lib/ctx.c

@@ -25,6 +25,7 @@
 #include "snip.h"
 #include "output.h"
 #include "normalizer_in.h"
+#include "mrb.h"
 #include <stdio.h>
 #include <stdarg.h>
 #include <time.h>
@@ -508,9 +509,7 @@ grn_ctx_impl_init(grn_ctx *ctx)
   msgpack_packer_init(&ctx->impl->msgpacker, ctx, grn_msgpack_buffer_write);
 #endif
 
-#ifdef WITH_MRUBY
-  ctx->impl->mrb = mrb_open();
-#endif
+  grn_ctx_impl_mrb_init(ctx);
 }
 
 void
@@ -596,9 +595,7 @@ grn_ctx_fin(grn_ctx *ctx)
     if (ctx->impl->finalizer) {
       ctx->impl->finalizer(ctx, 0, NULL, &(ctx->user_data));
     }
-#ifdef WITH_MRUBY
-    mrb_close(ctx->impl->mrb);
-#endif
+    grn_ctx_impl_mrb_fin(ctx);
     grn_ctx_loader_clear(ctx);
     if (ctx->impl->parser) {
       grn_expr_parser_close(ctx);

lib/ctx_impl.h

@@ -32,8 +32,6 @@
 
 #ifdef WITH_MRUBY
 # include <mruby.h>
-# include <mruby/proc.h>
-# include <mruby/compile.h>
 #endif
 
 #ifdef __cplusplus

lib/mrb.c

@@ -0,0 +1,49 @@
+/* -*- c-basic-offset: 2 -*- */
+/*
+  Copyright(C) 2013 Brazil
+
+  This library is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Lesser General Public
+  License version 2.1 as published by the Free Software Foundation.
+
+  This library 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 library; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#include "mrb.h"
+#include "ctx_impl.h"
+
+#ifdef WITH_MRUBY
+# include <mruby/proc.h>
+# include <mruby/compile.h>
+#endif
+
+#ifdef WITH_MRUBY
+void
+grn_ctx_impl_mrb_init(grn_ctx *ctx)
+{
+  ctx->impl->mrb = mrb_open();
+}
+
+void
+grn_ctx_impl_mrb_fin(grn_ctx *ctx)
+{
+    mrb_close(ctx->impl->mrb);
+}
+#else
+void
+grn_ctx_impl_mrb_init(grn_ctx *ctx)
+{
+}
+
+void
+grn_ctx_impl_mrb_fin(grn_ctx *ctx)
+{
+}
+#endif

lib/mrb.h

@@ -0,0 +1,36 @@
+/* -*- c-basic-offset: 2 -*- */
+/*
+  Copyright(C) 2013 Brazil
+
+  This library is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Lesser General Public
+  License version 2.1 as published by the Free Software Foundation.
+
+  This library 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 library; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#ifndef GRN_MRB_H
+#define GRN_MRB_H
+
+#include "groonga_in.h"
+#include "ctx.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void grn_ctx_impl_mrb_init(grn_ctx *ctx);
+void grn_ctx_impl_mrb_fin(grn_ctx *ctx);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* GRN_MRB_H */

lib/sources.am

@@ -18,6 +18,8 @@ libgroonga_la_SOURCES =				\
 	ii.h					\
 	io.c					\
 	io.h					\
+	mrb.c					\
+	mrb.h					\
 	nfkc.c					\
 	nfkc.h					\
 	normalizer.c				\