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# File 'lib/ryb/ninja.rb', line 7
def self.generate_build_file_for(project, opts={})
case Ryb.platform
when :windows
raise 'Unable to find Windows SDK.' unless Ryb::Windows.sdk?
raise 'Unable to find Visual Studio.' unless Ryb::VisualStudio.installed?
puts "Generating build.ninja..."
::Ninja::File.new "#{opts[:root]}/build.ninja" do
variable 'root', opts[:root]
variable 'built', opts[:built]
variable 'WindowsSdkDir', Ryb::Windows.sdk
variable 'VCInstallDir', Ryb::VisualStudio.install
variable 'cl', "cl.exe"
variable 'lib', "lib.exe"
variable 'link', "link.exe"
project.configurations.each do |_, config|
[:windows].map{|target| project.targets[target]}.compact.each do |target|
[:x86, :x86_64].map{|arch| project.architectures[arch]}.compact.each do |arch|
triplet = "#{config.name}_#{target.name}_#{arch.name}"
(project.applications + project.libraries).each do |buildable|
name = "#{buildable.name.pretty||buildable.name.capitalize} (#{config.name.pretty||config.name.capitalize}) for #{target.name.pretty||target.name.capitalize} (#{arch.name.pretty||arch.name.capitalize})"
puts " Adding '#{name}'..."
quadruplet = "#{buildable.name}_#{triplet}"
variable "#{quadruplet}_name", name
variable "#{quadruplet}_suffix",
"#{config.suffix||''}#{target.suffix||''}#{arch.suffix||''}"
defines = {}
flags = {}
if buildable.configurations[config.name]
defines = buildable.defines.merge(buildable.configurations[config.name].defines)
flags = buildable.flags.merge(buildable.configurations[config.name].flags)
else
defines = buildable.defines
flags = buildable.flags
end
defines = project.defines.merge(arch.defines.merge(target.defines.merge(config.defines.merge(defines))))
flags = arch.flags.merge(target.flags.merge(config.flags.merge(flags)))
paths = {:includes => project.paths[:includes] | buildable.paths[:includes],
:libraries => project.paths[:libraries] | buildable.paths[:libraries],
:binaries => project.paths[:binaries] | buildable.paths[:binaries]}
expand_path_variables = lambda {|path| path.gsub(/\$built/i, "${built}")}
includes = paths[:includes].map(&expand_path_variables).map{|path| File.expand_path(path)}
libraries = paths[:libraries].map(&expand_path_variables).map{|path| File.expand_path(path)}
binaries = paths[:binaries].map(&expand_path_variables).map{|path| File.expand_path(path)}
variable "#{quadruplet}_defines", defines.map{|name, value| "/D#{name}=#{value}"}.join(' ')
cflags = []
cflags.push("/I\"${WindowsSdkDir}/Include\" /I\"${VCInstallDir}/include\"")
cflags.push('/arch:IA32') if arch.name == 'x86'
if flags[:generate_debug_symbols]
cflags.push('/MDd /Zi')
else
cflags.push('/MD')
end
cflags.push({:none => '/Od /RTCsu /fp:precise /fp:except',
:size => '/O1 /fp:fast /fp:except-',
:speed => '/Ox /fp:fast /fp:except-'}[flags[:optimization]||:none])
includes.each{|includes_search_dir| cflags.push("/I\"#{includes_search_dir}\"")}
ldflags = []
if arch.name == 'x86'
ldflags.push('/machine:X86')
ldflags.push("/LIBPATH:\"${WindowsSdkDir}/Lib\" /LIBPATH:\"${VCInstallDir}/Lib\"")
elsif arch.name == 'x86_64'
ldflags.push('/machine:X64')
ldflags.push("/LIBPATH:\"${WindowsSdkDir}/Lib/x64\" /LIBPATH:\"${VCInstallDir}/Lib/amd64\"")
end
ldflags.push('/DEBUG') if flags[:generate_debug_symbols]
libraries.each{|libraries_search_dir| ldflags.push("/LIBPATH:\"#{libraries_search_dir}\"")}
binaries.each{|binaries_search_dir| ldflags.push("/LIBPATH:\"#{binaries_search_dir}\"")}
variable "#{quadruplet}_cflags", cflags.join(' ')
variable "#{quadruplet}_ldflags", ldflags.join(' ')
arflags = []
variable "#{quadruplet}_arflags", arflags.join(' ')
rule "cc_#{quadruplet}",
"${cl} /nologo /c /showIncludes /favor:blend /GF /GR- /W4 ${#{quadruplet}_cflags} ${#{quadruplet}_defines} /Fo$out $in",
:dependencies => :msvc
rule "ld_#{quadruplet}",
"${link} /nologo /manifest:no ${#{quadruplet}_ldflags} /OUT:$out $in"
rule "ar_#{quadruplet}",
"${lib} /nologo ${#{quadruplet}_arflags} /OUT:$out $in"
sources = buildable.files[:source].select{|file| /\.(c|cc|cpp)\z/.match(file)}
outputs_to_inputs = Hash[sources.map{|source| ["${built}/obj/#{source.gsub(/\.[^.]+\z/,'')}.#{triplet}.obj", "${root}/#{source}"]}]
build "cc_#{quadruplet}", outputs_to_inputs
output = "#{buildable.name}${#{quadruplet}_suffix}"
if buildable.is_a? Ryb::Application
build "ld_#{quadruplet}", "${built}/bin/#{output}.exe" => outputs_to_inputs.map{|object,_| object}
defaults "${built}/bin/#{output}.exe"
elsif buildable.is_a? Ryb::Library
case buildable.linkage
when :static
build "ar_#{quadruplet}", "${built}/lib/#{output}.lib" => outputs_to_inputs.map{|object,_| object}
when :dynamic
build "ld_#{quadruplet}", "${built}/bin/#{output}.dll" => outputs_to_inputs.map{|object,_| object}
end
end
end
end
end
end
end
puts "Generating Makefile..."
::File.open("#{opts[:root]}/Makefile", 'w') do |f|
f.write "# This file was auto-generated by \"#{::File.basename($PROGRAM_NAME, ::File.extname($0))}\".\n"
f.write "# Do not modify! Instead, modify the aforementioned program.\n\n"
f.write "WindowsSdkDir := /#{Ryb::Windows.sdk.gsub(/\\/,'/').gsub(/\:/,'')}\n\n"
f.write "VCInstallDir := /#{Ryb::VisualStudio.install.gsub(/\\/,'/').gsub(/\:/,'')}\n"
f.write "# HACK: The Common7/IDE path might not exist in older versions of Microsoft Visual Studio.\n"
f.write "CommonTools := $(shell readlink -f \"$(VCInstallDir)/../Common7\")\n\n"
targets = []
project.configurations.each do |_, config|
[:windows].map{|target| project.targets[target]}.compact.each do |target|
[:x86, :x86_64].map{|arch| project.architectures[arch]}.compact.each do |arch|
triplet = "#{config.name}-#{target.name}-#{arch.name}"
(project.applications + project.libraries).each do |buildable|
quadruplet = "#{buildable.name}-#{triplet}"
targets.push(quadruplet)
end
end
end
end
f.write ".PHONY: all #{targets.join(' ')}\n"
f.write "all: #{targets.join(' ')}\n\n"
project.configurations.each do |_, config|
[:windows].map{|target| project.targets[target]}.compact.each do |target|
[:x86, :x86_64].map{|arch| project.architectures[arch]}.compact.each do |arch|
triplet = [config.name, target.name, arch.name]
(project.applications + project.libraries).each do |buildable|
quadruplet = [buildable.name, triplet]
case arch.name
when 'x86'
f.write "#{quadruplet.join('-')}: export PATH := $(WindowsSdkDir)/bin:$(CommonTools)/IDE:$(VCInstallDir)/bin:$(PATH)\n"
when 'x86_64'
f.write "#{quadruplet.join('-')}: export PATH := $(WindowsSdkDir)/bin/x64:$(CommonTools)/IDE:$(VCInstallDir)/bin/x86_amd64:$(VCInstallDir)/bin:$(PATH)\n"
end
f.write "#{quadruplet.join('-')}:\n"
suffix = "#{config.suffix||''}#{target.suffix||''}#{arch.suffix||''}"
if buildable.is_a? Ryb::Application
f.write "\t@ninja #{opts[:built]}/bin/#{buildable.name}#{suffix}.exe\n\n"
elsif buildable.is_a? Ryb::Library
case buildable.linkage
when :static
f.write "\t@ninja #{opts[:built]}/lib/#{buildable.name}#{suffix}.lib\n\n"
when :dynamic
f.write "\t@ninja #{opts[:built]}/bin/#{buildable.name}#{suffix}.dll\n\n"
end
end
end
end
end
end
end
puts "Done."
else
raise 'Unsupported platform!'
end
end
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