Add TODOs to finalize gems

mrbgems/Makefile

@@ -12,10 +12,14 @@ CC_FLAGS := -Wall -Werror-implicit-function-declaration -g -O3 -MMD -I. -I./../i
 .PHONY : all
 all : $(INIT).o
 
+# @TODO:
+#   all available GEMS have to be built
 $(INIT).o : $(INIT).c
 	gcc $(CC_FLAGS) -c $(INIT).c -o $(INIT).o
 	@$(MAKE) -C md5
 
+# @TODO:
+#   all available GEMS have to be cleaned
 .PHONY : clean
 clean :
 	$(RM_F) $(INIT).o $(INIT).d $(LIBRGEMS)

mrbgems/init_gems.c

@@ -3,6 +3,8 @@
  * initializing methods necessary to
  * bootstrap every gem.
  *
+ * @TODO:
+ *   this file has to be generated based on the active gems
  */
 
 #include "mruby.h"

mrbgems/md5/README.md

 mruby-md5
 =========
 
-MD5 digest function
+MD5 digest function.
+
+This library comes original from mattn (http://github.com/mattn/mruby-md5)

mrblib/Makefile

@@ -14,6 +14,7 @@ MRB1 := $(BASEDIR)/*.rb
 MRBS := $(MRB1)
 LIBR0 := ../lib/libmruby_core.a
 LIBR := ../lib/libmruby.a
+GEM0 := ../mrbgems/md5/
 
 # libraries, includes
 INCLUDES = -I../src -I../include
@@ -52,10 +53,12 @@ endif
 .PHONY : all
 all : $(LIBR)
 
+# TODO:
+#   all available GEMS have to be added to the main library
 # update libmruby.a
 $(LIBR) : $(MLIB) $(LIBR0)
 	$(CP) $(LIBR0) $(LIBR)
-	$(AR) rs $(LIBR) ../mrbgems/md5/md5.o ../mrbgems/md5/mrb_md5.o ../mrbgems/init_gems.o $(MLIB)
+	$(AR) rs $(LIBR) $(GEM0)md5.o $(GEM0)mrb_md5.o ../mrbgems/init_gems.o $(MLIB)
 
 # Compile mrblib source
 $(MLIB) : $(CLIB)