diff options
Diffstat (limited to 'spec/ruby/optional/capi/spec_helper.rb')
| -rw-r--r-- | spec/ruby/optional/capi/spec_helper.rb | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/spec/ruby/optional/capi/spec_helper.rb b/spec/ruby/optional/capi/spec_helper.rb new file mode 100644 index 0000000000..49ce23d874 --- /dev/null +++ b/spec/ruby/optional/capi/spec_helper.rb @@ -0,0 +1,172 @@ +# Require the main spec_helper.rb at the end to let `ruby ...spec.rb` work + +# MRI magic to use built but not installed ruby +$extmk = false + +require 'rbconfig' + +OBJDIR ||= File.expand_path("../../../ext/#{RUBY_ENGINE}/#{RUBY_VERSION}", __FILE__) + +def object_path + path = OBJDIR + if ENV['SPEC_CAPI_CXX'] == 'true' + path = "#{path}/cxx" + end + mkdir_p(path) + path +end + +def compile_extension(name) + debug = false + cxx = ENV['SPEC_CAPI_CXX'] == 'true' + run_mkmf_in_process = RUBY_ENGINE == 'truffleruby' + + core_ext_dir = File.expand_path("../ext", __FILE__) + + spec_caller_location = caller_locations.find { |c| c.path.end_with?('_spec.rb') } + spec_file_path = spec_caller_location.path + spec_ext_dir = File.expand_path("../ext", spec_file_path) + + ext = "#{name}_spec" + lib = "#{object_path}/#{ext}.#{RbConfig::CONFIG['DLEXT']}" + rubyhdrdir = RbConfig::CONFIG['rubyhdrdir'] + ruby_header = "#{rubyhdrdir}/ruby.h" + abi_header = "#{rubyhdrdir}/ruby/internal/abi.h" + + if RbConfig::CONFIG["ENABLE_SHARED"] == "yes" + # below is defined since 2.1, except for mswin, and maybe other platforms + libdirname = RbConfig::CONFIG.fetch 'libdirname', 'libdir' + libruby = "#{RbConfig::CONFIG[libdirname]}/#{RbConfig::CONFIG['LIBRUBY']}" + end + + begin + mtime = File.mtime(lib) + rescue Errno::ENOENT + # not found, then compile + else + case # if lib is older than headers, source or libruby, then recompile + when mtime <= File.mtime("#{core_ext_dir}/rubyspec.h") + when mtime <= File.mtime("#{spec_ext_dir}/#{ext}.c") + when mtime <= File.mtime(ruby_header) + when (mtime <= File.mtime(abi_header) rescue nil) + when libruby && mtime <= File.mtime(libruby) + else + return lib # up-to-date + end + end + + # Copy needed source files to tmpdir + tmpdir = tmp("cext_#{name}") + Dir.mkdir(tmpdir) + begin + files = ["#{core_ext_dir}/rubyspec.h", "#{spec_ext_dir}/#{ext}.c"] + if spec_ext_dir != core_ext_dir + files += Dir.glob("#{spec_ext_dir}/*.h") + end + files.each do |file| + if cxx and file.end_with?('.c') + cp file, "#{tmpdir}/#{File.basename(file, '.c')}.cpp" + else + cp file, "#{tmpdir}/#{File.basename(file)}" + end + end + + Dir.chdir(tmpdir) do + if run_mkmf_in_process + required = require 'mkmf' + # Reinitialize mkmf if already required + init_mkmf unless required + create_makefile(ext, tmpdir) + else + # Workaround for digest C-API specs to find the ruby/digest.h header + # when run in the CRuby repository via make test-spec + if MSpecScript.instance_variable_defined?(:@testing_ruby) + ruby_repository_extra_include_dir = "-I#{RbConfig::CONFIG.fetch("prefix")}/#{RbConfig::CONFIG.fetch("EXTOUT")}/include" + end + + File.write("extconf.rb", <<-RUBY) + require 'mkmf' + $ruby = ENV.values_at('RUBY_EXE', 'RUBY_FLAGS').join(' ') + # MRI magic to consider building non-bundled extensions + $extout = nil + if RbConfig::CONFIG.key?("buildlibdir") # The top directory where the libruby is built. + # Prepend the dummy macro to bypass the conversion in `with_destdir` on DOSISH + # platforms, where the drive letter is replaced with `$(DESTDIR)`. `DESTDIR` is + # overridden by the command line argument bellow. + RbConfig::MAKEFILE_CONFIG["buildlibdir"] = "$(empty)" + RbConfig::CONFIG["buildlibdir"] + end + append_cflags '-Wno-declaration-after-statement' + #{"append_cflags #{ruby_repository_extra_include_dir.inspect}" if ruby_repository_extra_include_dir} + create_makefile(#{ext.inspect}) + RUBY + output = ruby_exe("extconf.rb") + raise "extconf failed:\n#{output}" unless $?.success? + $stderr.puts output if debug + end + + # Do not capture stderr as we want to show compiler warnings + make, opts = setup_make + output = IO.popen([*make, "V=1", "DESTDIR=", opts], &:read) + raise "#{make} failed:\n#{output}" unless $?.success? + $stderr.puts output if debug + + cp File.basename(lib), lib + end + ensure + rm_r tmpdir + end + + File.chmod(0755, lib) + lib +end + +def setup_make + make = ENV['MAKE'] + make ||= (RbConfig::CONFIG['host_os'].include?("mswin") ? "nmake" : "make") + env = %w[MFLAGS MAKEFLAGS GNUMAKEFLAGS].to_h {|var| [var, ENV[var]]} + make_flags = env["MAKEFLAGS"] || '' + + # suppress logo of nmake.exe to stderr + if File.basename(make, ".*").downcase == "nmake" and !make_flags.include?("l") + env["MAKEFLAGS"] = "l#{make_flags}" + end + + opts = {} + if /(?:\A|\s)--jobserver-(?:auth|fds)=(\d+),(\d+)/ =~ make_flags + [$1, $2].each do |fd| + fd = IO.for_fd(fd.to_i(10), autoclose: false) + opts[fd] = fd + rescue + # Jobserver is not usable, maybe no `+` flag or on Windows. + job_options = /\A\s*(?:-j\d+\s*|-\S+\Kj\d+)|(?:\G|\s)\K--jobserver-(?:auth|fds)=\S+\s*/ + env["MAKEFLAGS"] = make_flags.gsub(job_options, '') + %w[GNUMAKEFLAGS MFLAGS].each do |var| + if flags = env[var] + env[var] = flags.gsub(job_options, '') + end + end + opts.clear + break + end + end + + [[env, make], opts] +end + +def load_extension(name) + ext_path = compile_extension(name) + require ext_path + ext_path +rescue LoadError => e + if %r{/usr/sbin/execerror ruby "\(ld 3 1 main ([/a-zA-Z0-9_\-.]+_spec\.so)"} =~ e.message + system('/usr/sbin/execerror', "#{RbConfig::CONFIG["bindir"]}/ruby", "(ld 3 1 main #{$1}") + end + raise +end + +# Constants +CAPI_SIZEOF_LONG = [0].pack('l!').size + +# Require the main spec_helper.rb only here so load_extension() is defined +# when running specs with `ruby ...spec.rb` +require_relative '../../spec_helper' |