mirror of
https://github.com/mruby/mruby
synced 2026-06-08 16:11:16 +00:00
crimsonwoods
63 lines
2.4 KiB
Ruby
63 lines
2.4 KiB
Ruby
# Download and unarchive latest Android NDK from https://developer.android.com/tools/sdk/ndk/index.html
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# Make custom standalone toolchain as described here (android_ndk/docs/STANDALONE-TOOLCHAIN.html)
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# Please export custom standalone toolchain path
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# export ANDROID_STANDALONE_TOOLCHAIN=/tmp/android-14-toolchain
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# Add to your build_config.rb
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# MRuby::CrossBuild.new('androideabi') do |conf|
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# toolchain :androideabi
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# end
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MRuby::Toolchain.new(:androideabi) do |conf|
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toolchain :gcc
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DEFAULT_ANDROID_TOOLCHAIN = 'gcc'
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DEFAULT_ANDROID_TARGET_ARCH = 'arm'
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DEFAULT_ANDROID_TARGET_ARCH_ABI = 'armeabi'
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GCC_COMMON_CFLAGS = %W(-ffunction-sections -funwind-tables -fstack-protector)
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GCC_COMMON_LDFLAGS = %W()
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# An environment variable 'ANDROID_STANDALONE_TOOLCHAIN' must be set a path to toolchains.
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ANDROID_STANDALONE_TOOLCHAIN = ENV['ANDROID_STANDALONE_TOOLCHAIN']
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SYSROOT = ENV['ANDROID_STANDALONE_TOOLCHAIN'] + '/sysroot'
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ANDROID_TARGET_ARCH = ENV['ANDROID_TARGET_ARCH'] || DEFAULT_ANDROID_TARGET_ARCH
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ANDROID_TOOLCHAIN = ENV['ANDROID_TOOLCHAIN'] || DEFAULT_ANDROID_TOOLCHAIN
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case ANDROID_TARGET_ARCH.downcase
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when 'arch-arm', 'arm' then
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toolchain_prefix = 'arm-linux-androideabi-'
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when 'arch-x86', 'x86' then
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toolchain_prefix = 'i686-linux-android-'
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when 'arch-mips', 'mips' then
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toolchain_prefix = 'mipsel-linux-android-'
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else
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# Any other architectures are not supported by Android NDK.
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# Notify error.
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end
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case ANDROID_TOOLCHAIN.downcase
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when 'gcc' then
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ANDROID_CC = ANDROID_STANDALONE_TOOLCHAIN + '/bin/' + toolchain_prefix + 'gcc'
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ANDROID_LD = ANDROID_STANDALONE_TOOLCHAIN + '/bin/' + toolchain_prefix + 'gcc'
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ANDROID_AR = ANDROID_STANDALONE_TOOLCHAIN + '/bin/' + toolchain_prefix + 'ar'
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ANDROID_CFLAGS = GCC_COMMON_CFLAGS + %W(-mandroid --sysroot=#{SYSROOT})
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ANDROID_LDFLAGS = GCC_COMMON_LDFLAGS + %W(-mandroid --sysroot=#{SYSROOT})
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when 'clang' then
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# clang is not supported yet.
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when 'clang31', 'clang3.1' then
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# clang is not supported yet.
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else
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# Any other toolchains are not supported by Android NDK.
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# Notify error.
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end
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[conf.cc, conf.cxx, conf.objc, conf.asm].each do |cc|
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cc.command = ENV['CC'] || ANDROID_CC
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cc.flags = [ENV['CFLAGS'] || ANDROID_CFLAGS]
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end
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conf.linker.command = ENV['LD'] || ANDROID_LD
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conf.linker.flags = [ENV['LDFLAGS'] || ANDROID_LDFLAGS]
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conf.archiver.command = ENV['AR'] || ANDROID_AR
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end
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