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dreamcast_shelf build config: use KallistiOS wrappers

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See: https://dreamcast.wiki/Using_Ruby_for_Sega_Dreamcast_development
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SiZiOUS
2025-07-31 23:40:42 +02:00
parent bfee6871aa
commit 55bcd35bed
1 changed files with 11 additions and 22 deletions
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build_config/dreamcast_shelf.rb
+11 -22
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@@ -21,44 +21,33 @@ MRuby::CrossBuild.new("dreamcast") do |conf|
# Getting critical environment variables
KOS_BASE = ENV["KOS_BASE"]
KOS_CC_BASE = ENV["KOS_CC_BASE"]
if (KOS_BASE.nil? || KOS_BASE.empty? || KOS_CC_BASE.nil? || KOS_CC_BASE.empty?)
raise "Error: KallistiOS is required; KOS_BASE/KOS_CC_BASE needs to be declared; Stop."
# Check environment variables
if (KOS_BASE.nil? || KOS_BASE.empty?)
raise "Error: KallistiOS is required; KOS_BASE need to be declared; Stop."
end
# Root directory for KallistiOS wrappers
KOS_WRAPPERS = "#{KOS_BASE}/utils/build_wrappers"
# C compiler
# All flags and settings below were extracted from KallistiOS environment files
# C compiler
conf.cc do |cc|
cc.command = "#{KOS_CC_BASE}/bin/sh-elf-gcc"
cc.include_paths << ["#{KOS_BASE}/include", "#{KOS_BASE}/kernel/arch/dreamcast/include", "#{KOS_BASE}/addons/include", "#{KOS_BASE}/../kos-ports/include"]
cc.flags << ["-O2", "-fomit-frame-pointer", "-fno-builtin", "-ml", "-m4-single-only", "-ffunction-sections", "-fdata-sections", "-matomic-model=soft-imask", "-ftls-model=local-exec", "-Wall", "-g"]
cc.compile_options = %Q[%{flags} -o "%{outfile}" -c "%{infile}"]
cc.defines << %w(_arch_dreamcast)
cc.defines << %w(_arch_sub_pristine)
cc.command = "#{KOS_WRAPPERS}/kos-cc"
end
# C++ compiler
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-operator-names)
cxx.defines = conf.cc.defines.dup
cxx.compile_options = conf.cc.compile_options.dup
cxx.command = "#{KOS_WRAPPERS}/kos-c++"
end
# Linker
conf.linker do |linker|
linker.command = "#{KOS_CC_BASE}/bin/sh-elf-gcc"
linker.flags << ["-Wl,-Ttext=0x8c010000", "-Wl,--gc-sections", "-T#{KOS_BASE}/utils/ldscripts/shlelf.xc", "-nodefaultlibs", "-Wl,--start-group -lkallisti -lc -lgcc -Wl,--end-group"]
linker.library_paths << ["#{KOS_BASE}/lib/dreamcast", "#{KOS_BASE}/addons/lib/dreamcast", "#{KOS_BASE}/../kos-ports/lib"]
linker.command = "#{KOS_WRAPPERS}/kos-ld"
end
# Archiver
conf.archiver do |archiver|
archiver.command = "#{KOS_CC_BASE}/bin/sh-elf-ar"
archiver.archive_options = 'rcs "%{outfile}" %{objs}'
archiver.command = "#{KOS_WRAPPERS}/kos-ar"
end
# No executables needed for KallistiOS