1MRuby::Toolchain.new(:gcc) do |conf, _params|
2  [conf.cc, conf.objc, conf.asm].each do |cc|
3    cc.command = ENV['CC'] || 'gcc'
4    cc.flags = [ENV['CFLAGS'] || %w(-g -std=gnu99 -O3 -Wall -Werror-implicit-function-declaration -Wdeclaration-after-statement -Wwrite-strings -Wundef)]
5    cc.option_include_path = '-I%s'
6    cc.option_define = '-D%s'
7    cc.compile_options = '%{flags} -MMD -o %{outfile} -c %{infile}'
8    cc.cxx_compile_flag = '-x c++ -std=c++03'
9    cc.cxx_exception_flag = '-fexceptions'
10  end
11
12  [conf.cxx].each do |cxx|
13    cxx.command = ENV['CXX'] || 'g++'
14    cxx.flags = [ENV['CXXFLAGS'] || ENV['CFLAGS'] || %w(-g -O3 -Wall -Werror-implicit-function-declaration -Wundef)]
15    cxx.option_include_path = '-I%s'
16    cxx.option_define = '-D%s'
17    cxx.compile_options = '%{flags} -MMD -o %{outfile} -c %{infile}'
18    cxx.cxx_compile_flag = '-x c++ -std=c++03'
19    cxx.cxx_exception_flag = '-fexceptions'
20  end
21
22  conf.linker do |linker|
23    linker.command = ENV['LD'] || ENV['CXX'] || ENV['CC'] || 'gcc'
24    linker.flags = [ENV['LDFLAGS'] || %w()]
25    linker.libraries = %w(m)
26    linker.library_paths = []
27    linker.option_library = '-l%s'
28    linker.option_library_path = '-L%s'
29    linker.link_options = '%{flags} -o %{outfile} %{objs} %{flags_before_libraries} %{libs} %{flags_after_libraries}'
30  end
31
32  [[conf.cc, 'c'], [conf.cxx, 'c++']].each do |cc, lang|
33    cc.instance_variable_set :@header_search_language, lang
34    def cc.header_search_paths
35      if @header_search_command != command
36        result = `echo | #{build.filename command} -x#{@header_search_language} -Wp,-v - -fsyntax-only 2>&1`
37        result = `echo | #{command} -x#{@header_search_language} -Wp,-v - -fsyntax-only 2>&1` if $?.exitstatus != 0
38        return include_paths if  $?.exitstatus != 0
39
40        @frameworks = []
41        @header_search_paths = result.lines.map { |v|
42          framework = v.match(/^ (.*)(?: \(framework directory\))$/)
43          if framework
44            @frameworks << framework[1]
45            next nil
46          end
47
48          v.match(/^ (.*)$/)
49        }.compact.map { |v| v[1] }.select { |v| File.directory? v }
50        @header_search_paths += include_paths
51        @header_search_command = command
52      end
53      @header_search_paths
54    end
55  end
56
57  def conf.enable_sanitizer(*opts)
58    fail 'sanitizer already set' if @sanitizer_list
59
60    @sanitizer_list = opts
61    flg = "-fsanitize=#{opts.join ','}"
62    [self.cc, self.cxx, self.linker].each{|cmd| cmd.flags << flg }
63  end
64end
65