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MRuby::Build.new do |conf|
# Gets set by the VS command prompts.
if ENV['VisualStudioVersion'] || ENV['VSINSTALLDIR']
toolchain :visualcpp
else
toolchain :gcc
end
enable_debug
# include the default GEMs
conf.gembox 'default'
end
# Cross Compiling configuration for Sega Dreamcast
# This requires KallistiOS to be installed
# https://dreamcast.wiki
#
MRuby::CrossBuild.new("dreamcast") do |conf|
toolchain :gcc
# Supporting DreamSDK (if necessarys)
DREAMSDK_HOME = ENV["DREAMSDK_HOME"]
MSYS_ROOT = !(DREAMSDK_HOME.nil? || DREAMSDK_HOME.empty?) ? "#{DREAMSDK_HOME}/msys/1.0" : ""
# For all host systems
DREAMCAST_PATH = "#{MSYS_ROOT}/opt/toolchains/dc"
KOS_PATH = "#{DREAMCAST_PATH}/kos"
BIN_PATH = "#{DREAMCAST_PATH}/sh-elf/bin"
conf.cc do |cc|
cc.command = "#{BIN_PATH}/sh-elf-gcc"
cc.include_paths << ["#{KOS_PATH}/include", "#{KOS_PATH}/kernel/arch/dreamcast/include", "#{KOS_PATH}/addons/include", "#{KOS_PATH}/../kos-ports/include"]
cc.flags << ["-O2", "-fomit-frame-pointer", "-ml", "-m4-single-only", "-ffunction-sections", "-fdata-sections", "-Wall", "-g", "-fno-builtin", "-ml", "-m4-single-only", "-Wl,-Ttext=0x8c010000", "-Wl,--gc-sections", "-T#{KOS_PATH}/utils/ldscripts/shlelf.xc", "-nodefaultlibs"]
cc.compile_options = "%{flags} -o %{outfile} -c %{infile}"
cc.defines << %w(_arch_dreamcast)
cc.defines << %w(_arch_sub_pristine)
end
conf.cxx do |cxx|
cxx.command = conf.cc.command.dup
cxx.include_paths = conf.cc.include_paths.dup
cxx.flags = conf.cc.flags.dup
cxx.flags << %w(-fno-rtti -fno-exceptions)
cxx.defines = conf.cc.defines.dup
cxx.compile_options = conf.cc.compile_options.dup
end
conf.linker do |linker|
linker.command="#{BIN_PATH}/sh-elf-gcc"
linker.flags << ["#{MSYS_ROOT}/opt/toolchains/dc/kos/kernel/build/newlib_kill.o", "#{MSYS_ROOT}/opt/toolchains/dc/kos/kernel/build/newlib_getpid.o", "-Wl,--start-group -lkallisti -lc -lgcc -Wl,--end-group"]
linker.library_paths << ["#{KOS_PATH}/lib/dreamcast", "#{KOS_PATH}/addons/lib/dreamcast", "#{KOS_PATH}/../kos-ports/lib"]
end
conf.archiver do |archiver|
archiver.command = "#{BIN_PATH}/sh-elf-ar"
archiver.archive_options = 'rcs %{outfile} %{objs}'
end
#no executables
conf.bins = []
#do not build executable test
conf.build_mrbtest_lib_only
#disable C++ exception
conf.disable_cxx_exception
#gems from core
conf.gem :core => "mruby-metaprog"
conf.gem :core => "mruby-pack"
conf.gem :core => "mruby-sprintf"
conf.gem :core => "mruby-print"
conf.gem :core => "mruby-math"
conf.gem :core => "mruby-time"
conf.gem :core => "mruby-struct"
conf.gem :core => "mruby-compar-ext"
conf.gem :core => "mruby-enum-ext"
conf.gem :core => "mruby-string-ext"
conf.gem :core => "mruby-numeric-ext"
conf.gem :core => "mruby-array-ext"
conf.gem :core => "mruby-hash-ext"
conf.gem :core => "mruby-range-ext"
conf.gem :core => "mruby-proc-ext"
conf.gem :core => "mruby-symbol-ext"
conf.gem :core => "mruby-random"
conf.gem :core => "mruby-object-ext"
conf.gem :core => "mruby-objectspace"
conf.gem :core => "mruby-fiber"
conf.gem :core => "mruby-enumerator"
conf.gem :core => "mruby-enum-lazy"
conf.gem :core => "mruby-toplevel-ext"
conf.gem :core => "mruby-kernel-ext"
conf.gem :core => "mruby-class-ext"
conf.gem :core => "mruby-compiler"
end
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