To make mruby/c sample programs, just make in top directory. Makefile generates mruby/c VM library libmruby.a and mruby/c executables.
libmruby.c is generated in /src directory.
Three mruby/c executables are generated in /sample_c directory.
mrubyc is a mruby/c VM for one mruby byte-code file. This program executes one mrb file.
mrubyc basic_sample01.mrb
mrubyc_concurrent is a mruby/c VM for multiple mruby byte-code file. This program executes several mrb files.
mrubyc_concurrent basic_sample01.mrb basic_sample02.mrb
mrubyc_sample is a single mruby/c executable file included sample01.c.