mirror of
https://github.com/mruby/mruby
synced 2026-06-08 16:11:16 +00:00
Re-written android.rake task for latest Android NDK clang. Currently loses support for GCC and mips, mips64. Addresses issue #3208
This commit is contained in:
Felix Jones
+168
-156
@@ -1,16 +1,21 @@
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class MRuby::Toolchain::Android
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DEFAULT_ARCH = 'armeabi'
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DEFAULT_PLATFORM = 'android-14'
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DEFAULT_TOOLCHAIN = :gcc
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DEFAULT_ARCH = 'armeabi' # TODO : Revise if arch should have a default
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DEFAULT_TOOLCHAIN = :clang
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DEFAULT_NDK_HOMES = %w{
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/usr/local/opt/android-ndk
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/usr/local/opt/android-sdk/ndk-bundle
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%LOCALAPPDATA%/Android/android-sdk/ndk-bundle
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}
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TOOLCHAINS = [:gcc, :clang]
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TOOLCHAINS = [:clang] # TODO : Add gcc support
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ARCHITECTURES = %w{
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armeabi armeabi-v7a arm64-v8a
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mips mips64
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x86 x86_64
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}
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} # TODO : Add mips mips64 support
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class AndroidNDKHomeNotFound < StandardError
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def message
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@@ -21,196 +26,203 @@ Set ANDROID_NDK_HOME environment variable or set :ndk_home parameter
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end
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end
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class PlatformDirNotFound < StandardError
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def message
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<<-EOM
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Couldn't find Android NDK platform directories.
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Set ANDROID_PLATFORM environment variable or set :platform parameter
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EOM
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end
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end
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attr_reader :params
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def initialize(params)
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@params = params
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end
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def home_path
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@home_path ||= Pathname(
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params[:ndk_home] ||
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ENV['ANDROID_NDK_HOME'] ||
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DEFAULT_NDK_HOMES.find{ |path| File.directory?(path) } ||
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raise(AndroidNDKHomeNotFound)
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)
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end
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def bin_gcc(command)
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case toolchain
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when :gcc then bin(command)
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when :clang
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command = command.to_s
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def arch
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params.fetch(:arch){ DEFAULT_ARCH }
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end
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command = case arch
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when /armeabi/, /armeabi-v7a/ then 'arm-linux-androideabi-'
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when /arm64-v8a/ then 'aarch64-linux-android-'
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when /x86/ then 'i686-linux-android-'
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when /x86_64/ then 'x86_64-linux-android-'
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when /mips/ then 'mipsel-linux-android-'
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when /mips64/ then 'mips64el-linux-android-'
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end + command
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def platform
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params.fetch(:platform){ DEFAULT_PLATFORM }
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end
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def toolchain
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params.fetch(:toolchain){ DEFAULT_TOOLCHAIN }
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end
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def toolchain_version
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params.fetch(:toolchain_version) do
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test = case toolchain
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when :gcc
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case arch
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when /armeabi/
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'arm-linux-androideabi-*'
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when /arm64/
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'aarch64-linux-android-*'
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when /mips64/
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'mips64el-linux-android-*'
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when /mips/
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'mipsel-linux-android-*'
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when /x86_64/
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'x86_64-*'
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when /x86/
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'x86-*'
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prefix = case arch
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when /armeabi/, /armeabi-v7a/ then 'arm-linux-androideabi-'
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when /arm64-v8a/ then 'aarch64-linux-android-'
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when /x86/ then 'x86-'
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when /x86_64/ then 'x86_64-'
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when /mips/ then 'mipsel-linux-android-'
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when /mips64/ then 'mips64el-linux-android-'
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end
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when :clang
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'llvm-*'
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end
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Dir[home_path.join('toolchains',test)].map{|t| t.match(/-(\d+\.\d+)$/); $1.to_f }.max
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test = case arch
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when /armeabi/, /armeabi-v7a/ then 'arm-linux-androideabi-*'
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when /arm64-v8a/ then 'aarch64-linux-android-*'
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when /x86/ then 'x86-*'
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when /x86_64/ then 'x86_64-*'
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when /mips/ then 'mipsel-linux-android-*'
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when /mips64/ then 'mips64el-linux-android-*'
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end
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gcc_toolchain_version = Dir[home_path.join('toolchains', test)].map{|t| t.match(/-(\d+\.\d+)$/); $1.to_f }.max
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gcc_toolchain_path = home_path.join('toolchains', prefix + gcc_toolchain_version.to_s, 'prebuilt', host_platform)
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gcc_toolchain_path.join('bin', command).to_s
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end
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end
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def toolchain_path
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prefix = case toolchain
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when :clang then 'llvm-'
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when :gcc
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case arch
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when /armeabi/ then 'arm-linux-androideabi-'
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when /arm64/ then 'aarch64-linux-android-'
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when /x86_64/ then 'x86_64-'
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when /x86/ then 'x86-'
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when /mips64/ then 'mips64el-linux-android-'
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when /mips/ then 'mipsel-linux-android-'
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end
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end
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home_path.join('toolchains', prefix + toolchain_version.to_s, 'prebuilt', host_platform)
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end
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def sysroot
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path = case arch
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when /armeabi/ then 'arch-arm'
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when /arm64/ then 'arch-arm64'
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when /x86_64/ then 'arch-x86_64'
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when /x86/ then 'arch-x86'
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when /mips64/ then 'arch-mips64'
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when /mips/ then 'arch-mips'
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end
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home_path.join('platforms', platform, path).to_s
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end
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def bin(command)
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command = command.to_s
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toolchain_path.join('bin', command).to_s
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end
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if toolchain == :gcc
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command = case arch
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when /armeabi/ then 'arm-linux-androideabi-'
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when /arm64/ then 'aarch64-linux-android-'
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when /x86_64/ then 'x86_64-linux-android-'
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when /x86/ then 'i686-linux-android-'
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when /mips64/ then 'mips64el-linux-android-'
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when /mips/ then 'mipsel-linux-android-'
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end + command
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def home_path
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@home_path ||= Pathname(
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params[:ndk_home] ||
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ENV['ANDROID_NDK_HOME'] ||
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DEFAULT_NDK_HOMES.find { |path|
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path.gsub! '%LOCALAPPDATA%', ENV['LOCALAPPDATA'] || '%LOCALAPPDATA%'
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path.gsub! '\\', '/'
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File.directory?(path)
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} || raise(AndroidNDKHomeNotFound)
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)
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end
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def toolchain
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@toolchain ||= params.fetch(:toolchain){ DEFAULT_TOOLCHAIN }
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end
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def toolchain_path
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@toolchain_path ||= case toolchain
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when :clang
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home_path.join('toolchains', 'llvm' , 'prebuilt', host_platform)
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end
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end
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def host_platform
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@host_platform ||= case RUBY_PLATFORM
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when /cygwin|mswin|mingw|bccwin|wince|emx/i
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path = home_path.join('toolchains', 'llvm' , 'prebuilt', 'windows*')
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Dir.glob(path.to_s){ |item|
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next if File.file?(item)
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path = Pathname(item)
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break
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}
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path.basename
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when /x86_64-darwin/i
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'darwin-x86_64'
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when /darwin/i
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'darwin-x86'
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when /x86_64-linux/i
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'linux-x86_64'
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when /linux/i
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'linux-x86'
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else
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raise NotImplementedError, "Unknown host platform (#{RUBY_PLATFORM})"
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end
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end
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def arch
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@arch ||= (params[:arch] || ENV['ANDROID_ARCH'] || DEFAULT_ARCH).to_s
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end
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def sysroot
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@sysroot ||= home_path.join('platforms', platform,
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case arch
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when /armeabi/, /armeabi-v7a/ then 'arch-arm'
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when /arm64-v8a/ then 'arch-arm64'
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when /x86/ then 'arch-x86'
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when /x86_64/ then 'arch-x86_64'
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when /mips/ then 'arch-mips'
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when /mips64/ then 'arch-mips64'
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end
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).to_s
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end
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def platform
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if @platform === nil then
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@platform = params[:platform] || ENV['ANDROID_PLATFORM'] || nil
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if @platform === nil
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Dir.glob(home_path.join('platforms/android-*').to_s){ |item|
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next if File.file?(item)
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if @platform === nil
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@platform = Integer(item.rpartition('-')[2])
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else
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platform = Integer(item.rpartition('-')[2])
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@platform = platform > @platform ? platform : @platform
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end
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}
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if @platform === nil
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raise(PlatformDirNotFound)
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else
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@platform = "android-#{@platform}"
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end
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end
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end
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toolchain_path.join('bin',command).to_s
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if Integer(@platform.rpartition('-')[2]) < 21
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case arch
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when /arm64-v8a/, /x86_64/, /mips64/
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raise NotImplementedError, "Platform (#{@platform}) has no implementation for architecture (#{arch})"
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end
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end
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@platform
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end
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def cc
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case toolchain
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when :gcc then bin(:gcc)
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when :clang then bin(:clang)
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when :clang then bin('clang')
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end
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end
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def ar
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case toolchain
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when :clang then bin_gcc('ar')
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end
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end
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def cflags
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flags = []
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flags += %W(-D__android__ --sysroot="#{sysroot}")
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case toolchain
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when :gcc
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flags += %W(-ffunction-sections -funwind-tables -no-canonical-prefixes)
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flags += %W(-D__android__ -mandroid --sysroot="#{sysroot}")
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case arch
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when /arm64/
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flags += %W(-fpic -fstack-protector-strong)
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when 'armeabi-v7a-hard'
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flags += %W(-fpic -fstack-protector-strong -march=armv7-a -mhard-float -D_NDK_MATH_NO_SOFTFP=1 -mfpu=vfpv3-d16)
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when 'armeabi-v7a'
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flags += %W(-fpic -fstack-protector-strong -march=armv7-a -mfloat-abi=softfp -mfpu=vfpv3-d16)
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when /arm/
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flags += %W(-fpic -fstack-protector-strong -march=armv5te -mtune=xscale -msoft-float)
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when /mips/
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flags += %W(-fpic -fno-strict-aliasing -finline-functions -fmessage-length=0 -fno-inline-functions-called-once -fgcse-after-reload -frerun-cse-after-loop -frename-registers)
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when /x86/
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flags += %W(-fstack-protector-strong)
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end
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when :clang
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end
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flags
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end
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def ld
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cc
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end
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def ldflags
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flags = []
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case toolchain
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when :gcc
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flags += %W(-no-canonical-prefixes)
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flags += %W(-D__android__ -mandroid --sysroot="#{sysroot}")
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flags += %W(-gcc-toolchain #{toolchain_path.to_s})
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case arch
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when 'armeabi-v7a-hard'
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flags += %W(-march=armv7-a -Wl,--fix-cortex-a8 -Wl,--no-warn-mismatch -lm_hard)
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when 'armeabi-v7a'
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flags += %W(-march=armv7-a -Wl,--fix-cortex-a8)
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when /armeabi/ then flags += %W(-target armv5te-none-linux-androideabi)
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when /armeabi-v7a/ then flags += %W(-target armv7-none-linux-androideabi)
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when /arm64-v8a/ then flags += %W(-target aarch64-none-linux-android)
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when /x86/ then flags += %W(-target i686-none-linux-android)
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when /x86_64/ then flags += %W(-target x86_64-none-linux-android)
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when /mips/ then flags += %W(-target mipsel-none-linux-android)
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when /mips64/ then flags += %W(-target mips64el-none-linux-android)
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end
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end
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flags
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end
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def ar
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case toolchain
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when :gcc then bin(:ar)
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when :clang then bin('llvm-ar')
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end
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end
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def host_platform
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case RUBY_PLATFORM
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when /cygwin|mswin|mingw|bccwin|wince|emx/i
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'windows'
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when /x86_64-darwin/i
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'darwin-x86_64'
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when /darwin/i
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'darwin-x86'
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when /x86_64-linux/i
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'linux-x86_64'
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when /linux/i
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'linux-x86'
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else
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raise NotImplementedError, "Unknown host platform (#{RUBY_PLATFORM})"
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end
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end
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end
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MRuby::Toolchain.new(:android) do |conf, params|
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ndk = MRuby::Toolchain::Android.new(params)
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android = MRuby::Toolchain::Android.new(params)
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toolchain ndk.toolchain
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toolchain android.toolchain
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[conf.cc, conf.cxx, conf.objc, conf.asm].each do |cc|
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cc.command = ndk.cc
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cc.flags = ndk.cflags
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cc.command = android.cc
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cc.flags = android.cflags
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end
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conf.linker.command = ndk.ld
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conf.linker.flags = ndk.ldflags
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conf.archiver.command = ndk.ar
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end
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conf.archiver.command = android.ar
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conf.linker.command = android.cc
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conf.linker.flags = []
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end
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