diff options
Diffstat (limited to 'lib/mkmf.rb')
| -rw-r--r-- | lib/mkmf.rb | 498 |
1 files changed, 325 insertions, 173 deletions
diff --git a/lib/mkmf.rb b/lib/mkmf.rb index 52788ab3ab..73459ffeb9 100644 --- a/lib/mkmf.rb +++ b/lib/mkmf.rb @@ -7,9 +7,7 @@ require 'rbconfig' require 'fileutils' require 'shellwords' -class String - # :stopdoc: - +class String # :nodoc: # Wraps a string in escaped quotes if it contains whitespace. def quote /\s/ =~ self ? "\"#{self}\"" : "#{self}" @@ -32,19 +30,13 @@ class String def sans_arguments self[/\A[^()]+/] end - - # :startdoc: end -class Array - # :stopdoc: - +class Array # :nodoc: # Wraps all strings in escaped quotes if they contain whitespace. def quote map {|s| s.quote} end - - # :startdoc: end ## @@ -52,6 +44,23 @@ end # correctly compile and link the C extension to Ruby and a third-party # library. module MakeMakefile + + target_rbconfig = nil + ARGV.delete_if do |arg| + opt = arg.delete_prefix("--target-rbconfig=") + unless opt == arg + target_rbconfig = opt + end + end + if target_rbconfig + # Load the RbConfig for the target platform into this module. + # Cross-compiling needs the same version of Ruby. + Kernel.load target_rbconfig, self + else + # The RbConfig for the target platform where the built extension runs. + RbConfig = ::RbConfig + end + #### defer until this module become global-state free. # def self.extended(obj) # obj.init_mkmf @@ -67,6 +76,9 @@ module MakeMakefile # The makefile configuration using the defaults from when Ruby was built. CONFIG = RbConfig::MAKEFILE_CONFIG + + ## + # The saved original value of +LIB+ environment variable ORIG_LIBPATH = ENV['LIB'] ## @@ -75,7 +87,7 @@ module MakeMakefile C_EXT = %w[c m] ## - # Extensions for files complied with a C++ compiler + # Extensions for files compiled with a C++ compiler CXX_EXT = %w[cc mm cxx cpp] unless File.exist?(File.join(*File.split(__FILE__).tap {|d, b| b.swapcase})) @@ -97,26 +109,16 @@ module MakeMakefile unless defined? $configure_args $configure_args = {} - args = CONFIG["configure_args"] - if ENV["CONFIGURE_ARGS"] - args << " " << ENV["CONFIGURE_ARGS"] - end - for arg in Shellwords::shellwords(args) - arg, val = arg.split('=', 2) - next unless arg - arg.tr!('_', '-') - if arg.sub!(/^(?!--)/, '--') - val or next - arg.downcase! - end - next if /^--(?:top|topsrc|src|cur)dir$/ =~ arg - $configure_args[arg] = val || true + args = CONFIG["configure_args"].shellsplit + if arg = ENV["CONFIGURE_ARGS"] + args.push(*arg.shellsplit) end - for arg in ARGV + args.delete_if {|a| /\A--(?:top(?:src)?|src|cur)dir(?=\z|=)/ =~ a} + for arg in args.concat(ARGV) arg, val = arg.split('=', 2) next unless arg arg.tr!('_', '-') - if arg.sub!(/^(?!--)/, '--') + if arg.sub!(/\A(?!--)/, '--') val or next arg.downcase! end @@ -263,12 +265,16 @@ MESSAGE CSRCFLAG = CONFIG['CSRCFLAG'] CPPOUTFILE = config_string('CPPOUTFILE') {|str| str.sub(/\bconftest\b/, CONFTEST)} + # :startdoc: + + # Removes _files_. def rm_f(*files) opt = (Hash === files.last ? [files.pop] : []) FileUtils.rm_f(Dir[*files.flatten], *opt) end module_function :rm_f + # Removes _files_ recursively. def rm_rf(*files) opt = (Hash === files.last ? [files.pop] : []) FileUtils.rm_rf(Dir[*files.flatten], *opt) @@ -283,9 +289,11 @@ MESSAGE t if times.all? {|n| n <= t} end + # :stopdoc: + def split_libs(*strs) sep = $mswin ? /\s+/ : /\s+(?=-|\z)/ - strs.map {|s| s.lstrip.split(sep)}.flatten + strs.flat_map {|s| s.lstrip.split(sep)} end def merge_libs(*libs) @@ -408,6 +416,11 @@ MESSAGE env, *commands = commands if Hash === commands.first envs.merge!(env) if env end + + # disable ASAN leak reporting - conftest programs almost always don't bother + # to free their memory. + envs['ASAN_OPTIONS'] = "detect_leaks=0" unless ENV.key?('ASAN_OPTIONS') + return envs, expand[commands] end @@ -415,11 +428,19 @@ MESSAGE envs.map {|e, v| "#{e}=#{v.quote}"} end - def xsystem command, opts = nil + # :startdoc: + + # call-seq: + # xsystem(command, werror: false) -> true or false + # + # Executes _command_ with expanding variables, and returns the exit + # status like as Kernel#system. If _werror_ is true and the error + # output is not empty, returns +false+. The output will logged. + def xsystem(command, werror: false) env, command = expand_command(command) Logging::open do puts [env_quote(env), command.quote].join(' ') - if opts and opts[:werror] + if werror result = nil Logging.postpone do |log| output = IO.popen(env, command, &:read) @@ -433,6 +454,7 @@ MESSAGE end end + # Executes _command_ similarly to xsystem, but yields opened pipe. def xpopen command, *mode, &block env, commands = expand_command(command) command = [env_quote(env), command].join(' ') @@ -447,6 +469,7 @@ MESSAGE end end + # Logs _src_ def log_src(src, heading="checked program was") src = src.split(/^/) fmt = "%#{src.size.to_s.size}d: %s" @@ -461,10 +484,15 @@ EOM EOM end + # Returns the language-dependent source file name for configuration + # checks. def conftest_source CONFTEST_C end + # Creats temporary source file from +COMMON_HEADERS+ and _src_. + # Yields the created source string and uses the returned string as + # the source code, if the block is given. def create_tmpsrc(src) src = "#{COMMON_HEADERS}\n#{src}" src = yield(src) if block_given? @@ -485,6 +513,8 @@ EOM src end + # :stopdoc: + def have_devel? unless defined? $have_devel $have_devel = true @@ -493,7 +523,7 @@ EOM $have_devel end - def try_do(src, command, *opts, &b) + def try_do(src, command, **opts, &b) unless have_devel? raise <<MSG The compiler failed to generate an executable file. @@ -502,7 +532,7 @@ MSG end begin src = create_tmpsrc(src, &b) - xsystem(command, *opts) + xsystem(command, **opts) ensure log_src(src) end @@ -563,18 +593,17 @@ MSG }.join end + def werror_flag(opt = nil) + config_string("WERRORFLAG") {|flag| opt = opt && !opt.empty? ? "#{opt} #{flag}" : flag} + opt + end + def with_werror(opt, opts = nil) - if opts - if opts[:werror] and config_string("WERRORFLAG") {|flag| opt = opt ? "#{opt} #{flag}" : flag} - (opts = opts.dup).delete(:werror) - end - yield(opt, opts) - else - yield(opt) - end + opt = werror_flag(opt) if opts and (opts = opts.dup).delete(:werror) + yield(opt, opts) end - def try_link0(src, opt="", *opts, &b) # :nodoc: + def try_link0(src, opt = "", **opts, &b) # :nodoc: exe = CONFTEST+$EXEEXT cmd = link_command("", opt) if $universal @@ -582,13 +611,13 @@ MSG Dir.mktmpdir("mkmf_", oldtmpdir = ENV["TMPDIR"]) do |tmpdir| begin ENV["TMPDIR"] = tmpdir - try_do(src, cmd, *opts, &b) + try_do(src, cmd, **opts, &b) ensure ENV["TMPDIR"] = oldtmpdir end end else - try_do(src, cmd, *opts, &b) + try_do(src, cmd, **opts, &b) end and File.executable?(exe) or return nil exe ensure @@ -597,31 +626,32 @@ MSG # Returns whether or not the +src+ can be compiled as a C source and linked # with its depending libraries successfully. +opt+ is passed to the linker - # as options. Note that +$CFLAGS+ and +$LDFLAGS+ are also passed to the - # linker. + # as options. Note that <tt>$CFLAGS</tt> and <tt>$LDFLAGS</tt> are also + # passed to the linker. # # If a block given, it is called with the source before compilation. You can # modify the source in the block. # # [+src+] a String which contains a C source # [+opt+] a String which contains linker options - def try_link(src, opt="", *opts, &b) - exe = try_link0(src, opt, *opts, &b) or return false + def try_link(src, opt = "", **opts, &b) + exe = try_link0(src, opt, **opts, &b) or return false MakeMakefile.rm_f exe true end # Returns whether or not the +src+ can be compiled as a C source. +opt+ is - # passed to the C compiler as options. Note that +$CFLAGS+ is also passed to - # the compiler. + # passed to the C compiler as options. Note that <tt>$CFLAGS</tt> is also + # passed to the compiler. # # If a block given, it is called with the source before compilation. You can # modify the source in the block. # # [+src+] a String which contains a C source # [+opt+] a String which contains compiler options - def try_compile(src, opt="", *opts, &b) - with_werror(opt, *opts) {|_opt, *| try_do(src, cc_command(_opt), *opts, &b)} and + def try_compile(src, opt = "", werror: nil, **opts, &b) + opt = werror_flag(opt) if werror + try_do(src, cc_command(opt), werror: werror, **opts, &b) and File.file?("#{CONFTEST}.#{$OBJEXT}") ensure MakeMakefile.rm_f "#{CONFTEST}*" @@ -629,15 +659,15 @@ MSG # Returns whether or not the +src+ can be preprocessed with the C # preprocessor. +opt+ is passed to the preprocessor as options. Note that - # +$CFLAGS+ is also passed to the preprocessor. + # <tt>$CFLAGS</tt> is also passed to the preprocessor. # # If a block given, it is called with the source before preprocessing. You # can modify the source in the block. # # [+src+] a String which contains a C source # [+opt+] a String which contains preprocessor options - def try_cpp(src, opt="", *opts, &b) - try_do(src, cpp_command(CPPOUTFILE, opt), *opts, &b) and + def try_cpp(src, opt = "", **opts, &b) + try_do(src, cpp_command(CPPOUTFILE, opt), **opts, &b) and File.file?("#{CONFTEST}.i") ensure MakeMakefile.rm_f "#{CONFTEST}*" @@ -654,6 +684,14 @@ MSG end end + # :startdoc: + + # Sets <tt>$CPPFLAGS</tt> to _flags_ and yields. If the block returns a + # falsy value, <tt>$CPPFLAGS</tt> is reset to its previous value, remains + # set to _flags_ otherwise. + # + # [+flags+] a C preprocessor flag as a +String+ + # def with_cppflags(flags) cppflags = $CPPFLAGS $CPPFLAGS = flags.dup @@ -662,20 +700,29 @@ MSG $CPPFLAGS = cppflags unless ret end - def try_cppflags(flags, opts = {}) - try_header(MAIN_DOES_NOTHING, flags, {:werror => true}.update(opts)) + # :nodoc: + def try_cppflags(flags, werror: true, **opts) + try_header(MAIN_DOES_NOTHING, flags, werror: werror, **opts) end - def append_cppflags(flags, *opts) + # Check whether each given C preprocessor flag is acceptable and append it + # to <tt>$CPPFLAGS</tt> if so. + # + # [+flags+] a C preprocessor flag as a +String+ or an +Array+ of them + # + def append_cppflags(flags, **opts) Array(flags).each do |flag| if checking_for("whether #{flag} is accepted as CPPFLAGS") { - try_cppflags(flag, *opts) + try_cppflags(flag, **opts) } $CPPFLAGS << " " << flag end end end + # Sets <tt>$CFLAGS</tt> to _flags_ and yields. If the block returns a falsy + # value, <tt>$CFLAGS</tt> is reset to its previous value, remains set to + # _flags_ otherwise. def with_cflags(flags) cflags = $CFLAGS $CFLAGS = flags.dup @@ -684,20 +731,14 @@ MSG $CFLAGS = cflags unless ret end - def try_cflags(flags, opts = {}) - try_compile(MAIN_DOES_NOTHING, flags, {:werror => true}.update(opts)) - end - - def append_cflags(flags, *opts) - Array(flags).each do |flag| - if checking_for("whether #{flag} is accepted as CFLAGS") { - try_cflags(flag, *opts) - } - $CFLAGS << " " << flag - end - end + # :nodoc: + def try_cflags(flags, werror: true, **opts) + try_compile(MAIN_DOES_NOTHING, flags, werror: werror, **opts) end + # Sets <tt>$LDFLAGS</tt> to _flags_ and yields. If the block returns a + # falsy value, <tt>$LDFLAGS</tt> is reset to its previous value, remains set + # to _flags_ otherwise. def with_ldflags(flags) ldflags = $LDFLAGS $LDFLAGS = flags.dup @@ -706,21 +747,30 @@ MSG $LDFLAGS = ldflags unless ret end - def try_ldflags(flags, opts = {}) - opts = {:werror => true}.update(opts) if $mswin - try_link(MAIN_DOES_NOTHING, flags, opts) + # :nodoc: + def try_ldflags(flags, werror: $mswin, **opts) + try_link(MAIN_DOES_NOTHING, flags, werror: werror, **opts) end - def append_ldflags(flags, *opts) + # :startdoc: + + # Check whether each given linker flag is acceptable and append it to + # <tt>$LDFLAGS</tt> if so. + # + # [+flags+] a linker flag as a +String+ or an +Array+ of them + # + def append_ldflags(flags, **opts) Array(flags).each do |flag| if checking_for("whether #{flag} is accepted as LDFLAGS") { - try_ldflags(flag, *opts) + try_ldflags(flag, **opts) } $LDFLAGS << " " << flag end end end + # :stopdoc: + def try_static_assert(expr, headers = nil, opt = "", &b) headers = cpp_include(headers) try_compile(<<SRC, opt, &b) @@ -856,6 +906,8 @@ int t(void) { const volatile void *volatile p; p = &(&#{var})[0]; return !p; } SRC end + # :startdoc: + # Returns whether or not the +src+ can be preprocessed with the C # preprocessor and matches with +pat+. # @@ -894,6 +946,8 @@ SRC log_src(src) end + # :stopdoc: + # This is used internally by the have_macro? method. def macro_defined?(macro, src, opt = "", &b) src = src.sub(/[^\n]\z/, "\\&\n") @@ -913,8 +967,8 @@ SRC # * the linked file can be invoked as an executable # * and the executable exits successfully # - # +opt+ is passed to the linker as options. Note that +$CFLAGS+ and - # +$LDFLAGS+ are also passed to the linker. + # +opt+ is passed to the linker as options. Note that <tt>$CFLAGS</tt> and + # <tt>$LDFLAGS</tt> are also passed to the linker. # # If a block given, it is called with the source before compilation. You can # modify the source in the block. @@ -986,6 +1040,10 @@ SRC format(LIBARG, lib) + " " + libs end + # Prints messages to $stdout, if verbose mode. + # + # Internal use only. + # def message(*s) unless Logging.quiet and not $VERBOSE printf(*s) @@ -999,7 +1057,11 @@ SRC # Internal use only. # def checking_for(m, fmt = nil) - f = caller[0][/in `([^<].*)'$/, 1] and f << ": " #` for vim #' + if f = caller_locations(1, 1).first.base_label and /\A\w/ =~ f + f += ": " + else + f = "" + end m = "checking #{/\Acheck/ =~ f ? '' : 'for '}#{m}... " message "%s", m a = r = nil @@ -1013,6 +1075,10 @@ SRC r end + # Build a message for checking. + # + # Internal use only. + # def checking_message(target, place = nil, opt = nil) [["in", place], ["with", opt]].inject("#{target}") do |msg, (pre, noun)| if noun @@ -1032,6 +1098,21 @@ SRC # :startdoc: + # Check whether each given C compiler flag is acceptable and append it + # to <tt>$CFLAGS</tt> if so. + # + # [+flags+] a C compiler flag as a +String+ or an +Array+ of them + # + def append_cflags(flags, **opts) + Array(flags).each do |flag| + if checking_for("whether #{flag} is accepted as CFLAGS") { + try_cflags(flag, **opts) + } + $CFLAGS << " " << flag + end + end + end + # Returns whether or not +macro+ is defined either in the common header # files or within any +headers+ you provide. # @@ -1083,7 +1164,7 @@ SRC def find_library(lib, func, *paths, &b) dir_config(lib) lib = with_config(lib+'lib', lib) - paths = paths.collect {|path| path.split(File::PATH_SEPARATOR)}.flatten + paths = paths.flat_map {|path| path.split(File::PATH_SEPARATOR)} checking_for checking_message(func && func.funcall_style, LIBARG%lib) do libpath = $LIBPATH libs = append_library($libs, lib) @@ -1259,6 +1340,7 @@ SRC end end + # :nodoc: # Returns whether or not the static type +type+ is defined. # # See also +have_type+ @@ -1316,6 +1398,7 @@ SRC end end + # :nodoc: # Returns whether or not the constant +const+ is defined. # # See also +have_const+ @@ -1359,8 +1442,10 @@ SRC # :stopdoc: STRING_OR_FAILED_FORMAT = "%s" - def STRING_OR_FAILED_FORMAT.%(x) # :nodoc: - x ? super : "failed" + class << STRING_OR_FAILED_FORMAT # :nodoc: + def %(x) + x ? super : "failed" + end end def typedef_expr(type, headers) @@ -1473,7 +1558,7 @@ SRC u = "unsigned " if signed > 0 prelude << "extern rbcv_typedef_ foo();" compat = UNIVERSAL_INTS.find {|t| - try_compile([prelude, "extern #{u}#{t} foo();"].join("\n"), opts, :werror=>true, &b) + try_compile([prelude, "extern #{u}#{t} foo();"].join("\n"), opts, werror: true, &b) } end if compat @@ -1497,7 +1582,7 @@ SRC # Used internally by the what_type? method to determine if +type+ is a scalar # pointer. def scalar_ptr_type?(type, member = nil, headers = nil, &b) - try_compile(<<"SRC", &b) # pointer + try_compile(<<"SRC", &b) #{cpp_include(headers)} /*top*/ volatile #{type} conftestval; @@ -1510,7 +1595,7 @@ SRC # Used internally by the what_type? method to determine if +type+ is a scalar # pointer. def scalar_type?(type, member = nil, headers = nil, &b) - try_compile(<<"SRC", &b) # pointer + try_compile(<<"SRC", &b) #{cpp_include(headers)} /*top*/ volatile #{type} conftestval; @@ -1532,6 +1617,10 @@ SRC end end + # :startdoc: + + # Returns a string represents the type of _type_, or _member_ of + # _type_ if _member_ is not +nil+. def what_type?(type, member = nil, headers = nil, &b) m = "#{type}" var = val = "*rbcv_var_" @@ -1591,6 +1680,8 @@ SRC end end + # :nodoc: + # # This method is used internally by the find_executable method. # # Internal use only. @@ -1629,8 +1720,6 @@ SRC nil end - # :startdoc: - # Searches for the executable +bin+ on +path+. The default path is your # +PATH+ environment variable. If that isn't defined, it will resort to # searching /usr/local/bin, /usr/ucb, /usr/bin and /bin. @@ -1763,7 +1852,7 @@ SRC hdr << "#endif\n" hdr = hdr.join("") log_src(hdr, "#{header} is") - unless (IO.read(header) == hdr rescue false) + unless (File.read(header) == hdr rescue false) File.open(header, "wb") do |hfile| hfile.write(hdr) end @@ -1799,7 +1888,8 @@ SRC # application. # def dir_config(target, idefault=nil, ldefault=nil) - if conf = $config_dirs[target] + key = [target, idefault, ldefault].compact.join("\0") + if conf = $config_dirs[key] return conf end @@ -1809,9 +1899,13 @@ SRC end idir = with_config(target + "-include", idefault) - $arg_config.last[1] ||= "${#{target}-dir}/include" + if conf = $arg_config.assoc("--with-#{target}-include") + conf[1] ||= "${#{target}-dir}/include" + end ldir = with_config(target + "-lib", ldefault) - $arg_config.last[1] ||= "${#{target}-dir}/#{_libdir_basename}" + if conf = $arg_config.assoc("--with-#{target}-lib") + conf[1] ||= "${#{target}-dir}/#{_libdir_basename}" + end idirs = idir ? Array === idir ? idir.dup : idir.split(File::PATH_SEPARATOR) : [] if defaults @@ -1833,92 +1927,96 @@ SRC end $LIBPATH = ldirs | $LIBPATH - $config_dirs[target] = [idir, ldir] + $config_dirs[key] = [idir, ldir] end - # Returns compile/link information about an installed library in a - # tuple of <code>[cflags, ldflags, libs]</code>, by using the - # command found first in the following commands: + # Returns compile/link information about an installed library in a tuple of <code>[cflags, + # ldflags, libs]</code>, by using the command found first in the following commands: # # 1. If <code>--with-{pkg}-config={command}</code> is given via - # command line option: <code>{command} {option}</code> + # command line option: <code>{command} {options}</code> # - # 2. <code>{pkg}-config {option}</code> + # 2. <code>{pkg}-config {options}</code> # - # 3. <code>pkg-config {option} {pkg}</code> + # 3. <code>pkg-config {options} {pkg}</code> # - # Where {option} is, for instance, <code>--cflags</code>. + # Where +options+ is the option name without dashes, for instance <code>"cflags"</code> for the + # <code>--cflags</code> flag. # - # The values obtained are appended to +$INCFLAGS+, +$CFLAGS+, +$LDFLAGS+ and - # +$libs+. + # The values obtained are appended to <code>$INCFLAGS</code>, <code>$CFLAGS</code>, + # <code>$LDFLAGS</code> and <code>$libs</code>. # - # If an <code>option</code> argument is given, the config command is - # invoked with the option and a stripped output string is returned - # without modifying any of the global values mentioned above. - def pkg_config(pkg, option=nil) - _, ldir = dir_config(pkg) - if ldir - pkg_config_path = "#{ldir}/pkgconfig" - if File.directory?(pkg_config_path) - Logging.message("PKG_CONFIG_PATH = %s\n", pkg_config_path) - envs = ["PKG_CONFIG_PATH"=>[pkg_config_path, ENV["PKG_CONFIG_PATH"]].compact.join(File::PATH_SEPARATOR)] - end + # If one or more <code>options</code> argument is given, the config command is + # invoked with the options and a stripped output string is returned without + # modifying any of the global values mentioned above. + def pkg_config(pkg, *options) + fmt = "not found" + def fmt.%(x) + x ? x.inspect : self end - if pkgconfig = with_config("#{pkg}-config") and find_executable0(pkgconfig) + + checking_for "pkg-config for #{pkg}", fmt do + _, ldir = dir_config(pkg) + if ldir + pkg_config_path = "#{ldir}/pkgconfig" + if File.directory?(pkg_config_path) + Logging.message("PKG_CONFIG_PATH = %s\n", pkg_config_path) + envs = ["PKG_CONFIG_PATH"=>[pkg_config_path, ENV["PKG_CONFIG_PATH"]].compact.join(File::PATH_SEPARATOR)] + end + end + if pkgconfig = with_config("#{pkg}-config") and find_executable0(pkgconfig) # if and only if package specific config command is given - elsif ($PKGCONFIG ||= - (pkgconfig = with_config("pkg-config", ("pkg-config" unless CROSS_COMPILING))) && - find_executable0(pkgconfig) && pkgconfig) and - xsystem([*envs, $PKGCONFIG, "--exists", pkg]) - # default to pkg-config command - pkgconfig = $PKGCONFIG - get = proc {|opt| - opt = xpopen([*envs, $PKGCONFIG, "--#{opt}", pkg], err:[:child, :out], &:read) - Logging.open {puts opt.each_line.map{|s|"=> #{s.inspect}"}} - opt.strip if $?.success? - } - elsif find_executable0(pkgconfig = "#{pkg}-config") + elsif ($PKGCONFIG ||= + (pkgconfig = with_config("pkg-config") {config_string("PKG_CONFIG") || "pkg-config"}) && + find_executable0(pkgconfig) && pkgconfig) and + xsystem([*envs, $PKGCONFIG, "--exists", pkg]) + # default to pkg-config command + pkgconfig = $PKGCONFIG + args = [pkg] + elsif find_executable0(pkgconfig = "#{pkg}-config") # default to package specific config command, as a last resort. - else - pkgconfig = nil - end - if pkgconfig - get ||= proc {|opt| - opt = xpopen([*envs, pkgconfig, "--#{opt}"], err:[:child, :out], &:read) - Logging.open {puts opt.each_line.map{|s|"=> #{s.inspect}"}} - opt.strip if $?.success? - } - end - orig_ldflags = $LDFLAGS - if get and option - get[option] - elsif get and try_ldflags(ldflags = get['libs']) - if incflags = get['cflags-only-I'] - $INCFLAGS << " " << incflags - cflags = get['cflags-only-other'] else - cflags = get['cflags'] - end - libs = get['libs-only-l'] - if cflags - $CFLAGS += " " << cflags - $CXXFLAGS += " " << cflags + pkgconfig = nil + end + if pkgconfig + get = proc {|opts| + opts = Array(opts).map { |o| "--#{o}" } + opts = xpopen([*envs, pkgconfig, *opts, *args], err:[:child, :out], &:read) + Logging.open {puts opts.each_line.map{|s|"=> #{s.inspect}"}} + opts.strip if $?.success? + } end - if libs - ldflags = (Shellwords.shellwords(ldflags) - Shellwords.shellwords(libs)).quote.join(" ") + orig_ldflags = $LDFLAGS + if get and !options.empty? + get[options] + elsif get and try_ldflags(ldflags = get['libs']) + if incflags = get['cflags-only-I'] + $INCFLAGS << " " << incflags + cflags = get['cflags-only-other'] + else + cflags = get['cflags'] + end + libs = get['libs-only-l'] + if cflags + $CFLAGS += " " << cflags + $CXXFLAGS += " " << cflags + end + if libs + ldflags = (Shellwords.shellwords(ldflags) - Shellwords.shellwords(libs)).quote.join(" ") + else + libs, ldflags = Shellwords.shellwords(ldflags).partition {|s| s =~ /-l([^ ]+)/ }.map {|l|l.quote.join(" ")} + end + $libs += " " << libs + + $LDFLAGS = [orig_ldflags, ldflags].join(' ') + Logging::message "package configuration for %s\n", pkg + Logging::message "incflags: %s\ncflags: %s\nldflags: %s\nlibs: %s\n\n", + incflags, cflags, ldflags, libs + [[incflags, cflags].join(' '), ldflags, libs] else - libs, ldflags = Shellwords.shellwords(ldflags).partition {|s| s =~ /-l([^ ]+)/ }.map {|l|l.quote.join(" ")} + Logging::message "package configuration for %s is not found\n", pkg + nil end - $libs += " " << libs - - $LDFLAGS = [orig_ldflags, ldflags].join(' ') - Logging::message "package configuration for %s\n", pkg - Logging::message "incflags: %s\ncflags: %s\nldflags: %s\nlibs: %s\n\n", - incflags, cflags, ldflags, libs - [[incflags, cflags].join(' '), ldflags, libs] - else - Logging::message "package configuration for %s is not found\n", pkg - nil end end @@ -1968,13 +2066,14 @@ SRC def configuration(srcdir) mk = [] + verbose = with_config('verbose') ? "1" : (CONFIG['MKMF_VERBOSE'] || "0") vpath = $VPATH.dup CONFIG["hdrdir"] ||= $hdrdir mk << %{ SHELL = /bin/sh # V=0 quiet, V=1 verbose. other values don't work. -V = 0 +V = #{verbose} V0 = $(V:0=) Q1 = $(V:1=) Q = $(Q1:0=@) @@ -2066,7 +2165,9 @@ ARCH_FLAG = #{$ARCH_FLAG} DLDFLAGS = $(ldflags) $(dldflags) $(ARCH_FLAG) LDSHARED = #{CONFIG['LDSHARED']} LDSHAREDXX = #{config_string('LDSHAREDXX') || '$(LDSHARED)'} +POSTLINK = #{config_string('POSTLINK', RbConfig::CONFIG)} AR = #{CONFIG['AR']} +LD = #{CONFIG['LD']} EXEEXT = #{CONFIG['EXEEXT']} } @@ -2079,6 +2180,11 @@ sitearch = #{CONFIG['sitearch']} ruby_version = #{RbConfig::CONFIG['ruby_version']} ruby = #{$ruby.sub(%r[\A#{Regexp.quote(RbConfig::CONFIG['bindir'])}(?=/|\z)]) {'$(bindir)'}} RUBY = $(ruby#{sep}) +BUILTRUBY = #{if defined?($builtruby) && $builtruby + $builtruby + else + File.join('$(bindir)', CONFIG["RUBY_INSTALL_NAME"] + CONFIG['EXEEXT']) + end} ruby_headers = #{headers.join(' ')} RM = #{config_string('RM', &possible_command) || '$(RUBY) -run -e rm -- -f'} @@ -2113,7 +2219,7 @@ preload = #{defined?($preload) && $preload ? $preload.join(' ') : ''} end # :startdoc: - # creates a stub Makefile. + # Creates a stub Makefile. # def dummy_makefile(srcdir) configuration(srcdir) << <<RULES << CLEANINGS @@ -2284,7 +2390,7 @@ RULES RbConfig.expand(srcdir = srcprefix.dup) ext = ".#{$OBJEXT}" - orig_srcs = Dir[File.join(srcdir, "*.{#{SRC_EXT.join(%q{,})}}")].sort + orig_srcs = Dir[File.join(srcdir, "*.{#{SRC_EXT.join(%q{,})}}")] if not $objs srcs = $srcs || orig_srcs $objs = [] @@ -2294,7 +2400,7 @@ RULES h } unless objs.delete_if {|b, f| f.size == 1}.empty? - dups = objs.sort.map {|b, f| + dups = objs.map {|b, f| "#{b[/.*\./]}{#{f.collect {|n| n[/([^.]+)\z/]}.join(',')}}" } abort "source files duplication - #{dups.join(", ")}" @@ -2369,18 +2475,26 @@ TARGET_ENTRY = #{EXPORT_PREFIX || ''}Init_$(TARGET_NAME) DLLIB = #{dllib} EXTSTATIC = #{$static || ""} STATIC_LIB = #{staticlib unless $static.nil?} -#{!$extout && defined?($installed_list) ? "INSTALLED_LIST = #{$installed_list}\n" : ""} +#{!$extout && defined?($installed_list) ? %[INSTALLED_LIST = #{$installed_list}\n] : ""} TIMESTAMP_DIR = #{$extout && $extmk ? '$(extout)/.timestamp' : '.'} " #" # TODO: fixme install_dirs.each {|d| conf << ("%-14s= %s\n" % d) if /^[[:upper:]]/ =~ d[0]} sodir = $extout ? '$(TARGET_SO_DIR)' : '$(RUBYARCHDIR)' n = '$(TARGET_SO_DIR)$(TARGET)' + cleanobjs = ["$(OBJS)"] + if $extmk + %w[bc i s].each {|ex| cleanobjs << "$(OBJS:.#{$OBJEXT}=.#{ex})"} + end + if target + config_string('cleanobjs') {|t| cleanobjs << t.gsub(/\$\*/, "$(TARGET)#{deffile ? '-$(arch)': ''}")} + end conf << "\ TARGET_SO_DIR =#{$extout ? " $(RUBYARCHDIR)/" : ''} TARGET_SO = $(TARGET_SO_DIR)$(DLLIB) CLEANLIBS = #{'$(TARGET_SO) ' if target}#{config_string('cleanlibs') {|t| t.gsub(/\$\*/) {n}}} -CLEANOBJS = *.#{$OBJEXT} #{config_string('cleanobjs') {|t| t.gsub(/\$\*/, "$(TARGET)#{deffile ? '-$(arch)': ''}")} if target} *.bak +CLEANOBJS = #{cleanobjs.join(' ')} *.bak +TARGET_SO_DIR_TIMESTAMP = #{timestamp_file(sodir, target_prefix)} " #" conf = yield(conf) if block_given? @@ -2388,7 +2502,7 @@ CLEANOBJS = *.#{$OBJEXT} #{config_string('cleanobjs') {|t| t.gsub(/\$\*/, "$ mfile.puts(conf) mfile.print " all: #{$extout ? "install" : target ? "$(DLLIB)" : "Makefile"} -static: #{$extmk && !$static ? "all" : "$(STATIC_LIB)#{$extout ? " install-rb" : ""}"} +static: #{$extmk && !$static ? "all" : %[$(STATIC_LIB)#{$extout ? " install-rb" : ""}]} .PHONY: all install static install-so install-rb .PHONY: clean clean-so clean-static clean-rb " #" @@ -2414,11 +2528,12 @@ static: #{$extmk && !$static ? "all" : "$(STATIC_LIB)#{$extout ? " install-rb" : if target f = "$(DLLIB)" dest = "$(TARGET_SO)" - stamp = timestamp_file(dir, target_prefix) + stamp = '$(TARGET_SO_DIR_TIMESTAMP)' if $extout mfile.puts dest mfile.print "clean-so::\n" mfile.print "\t-$(Q)$(RM) #{fseprepl[dest]} #{fseprepl[stamp]}\n" + mfile.print "\t-$(Q)$(RM_RF) #{fseprepl['$(CLEANLIBS)']}\n" mfile.print "\t-$(Q)$(RMDIRS) #{fseprepl[dir]}#{$ignore_error}\n" else mfile.print "#{f} #{stamp}\n" @@ -2483,7 +2598,9 @@ static: #{$extmk && !$static ? "all" : "$(STATIC_LIB)#{$extout ? " install-rb" : end end end - dirs.unshift(sodir) if target and !dirs.include?(sodir) + if target and !dirs.include?(sodir) + mfile.print "$(TARGET_SO_DIR_TIMESTAMP):\n\t$(Q) $(MAKEDIRS) $(@D) #{sodir}\n\t$(Q) $(TOUCH) $@\n" + end dirs.each do |d| t = timestamp_file(d, target_prefix) mfile.print "#{t}:\n\t$(Q) $(MAKEDIRS) $(@D) #{d}\n\t$(Q) $(TOUCH) $@\n" @@ -2527,7 +2644,7 @@ site-install-rb: install-rb mfile.print "$(TARGET_SO): " mfile.print "$(DEFFILE) " if makedef mfile.print "$(OBJS) Makefile" - mfile.print " #{timestamp_file(sodir, target_prefix)}" if $extout + mfile.print " $(TARGET_SO_DIR_TIMESTAMP)" if $extout mfile.print "\n" mfile.print "\t$(ECHO) linking shared-object #{target_prefix.sub(/\A\/(.*)/, '\1/')}$(DLLIB)\n" mfile.print "\t-$(Q)$(RM) $(@#{sep})\n" @@ -2575,7 +2692,7 @@ site-install-rb: install-rb if $warnflags = CONFIG['warnflags'] and CONFIG['GCC'] == 'yes' # turn warnings into errors only for bundled extensions. - config['warnflags'] = $warnflags.gsub(/(\A|\s)-Werror[-=]/, '\1-W') + config['warnflags'] = $warnflags.gsub(/(?:\A|\s)-W\Kerror[-=](?!implicit-function-declaration)/, '') if /icc\z/ =~ config['CC'] config['warnflags'].gsub!(/(\A|\s)-W(?:division-by-zero|deprecated-declarations)/, '\1') end @@ -2597,6 +2714,7 @@ site-install-rb: install-rb $INCFLAGS << " -I$(hdrdir)/ruby/backward" unless $extmk $INCFLAGS << " -I$(hdrdir) -I$(srcdir)" $DLDFLAGS = with_config("dldflags", arg_config("DLDFLAGS", config["DLDFLAGS"])).dup + config_string("ADDITIONAL_DLDFLAGS") {|flags| $DLDFLAGS << " " << flags} unless $extmk $LIBEXT = config['LIBEXT'].dup $OBJEXT = config["OBJEXT"].dup $EXEEXT = config["EXEEXT"].dup @@ -2685,7 +2803,7 @@ MESSAGE when $mswin $nmake = ?m if /nmake/i =~ make end - $ignore_error = $nmake ? '' : ' 2> /dev/null || true' + $ignore_error = " 2> #{File::NULL} || #{$mswin ? 'exit /b0' : 'true'}" RbConfig::CONFIG["srcdir"] = CONFIG["srcdir"] = $srcdir = arg_config("--srcdir", File.dirname($0)) @@ -2708,6 +2826,9 @@ MESSAGE split = Shellwords.method(:shellwords).to_proc + ## + # The prefix added to exported symbols automatically + EXPORT_PREFIX = config_string('EXPORT_PREFIX') {|s| s.strip} hdr = ['#include "ruby.h"' "\n"] @@ -2737,6 +2858,10 @@ MESSAGE # make compile rules COMPILE_RULES = config_string('COMPILE_RULES', &split) || %w[.%s.%s:] + + ## + # Substitution in rules for NMake + RULE_SUBST = config_string('RULE_SUBST') ## @@ -2782,6 +2907,10 @@ MESSAGE # Argument which will add a library path to the linker LIBPATHFLAG = config_string('LIBPATHFLAG') || ' -L%s' + + ## + # Argument which will add a runtime library path to the linker + RPATHFLAG = config_string('RPATHFLAG') || '' ## @@ -2793,6 +2922,10 @@ MESSAGE # A C main function which does no work MAIN_DOES_NOTHING = config_string('MAIN_DOES_NOTHING') || "int main(int argc, char **argv)\n{\n return !!argv[argc];\n}" + + ## + # The type names for convertible_int + UNIVERSAL_INTS = config_string('UNIVERSAL_INTS') {|s| Shellwords.shellwords(s)} || %w[int short long long\ long] @@ -2823,18 +2956,32 @@ realclean: distclean @lang = Hash.new(self) + ## + # Retrieves the module for _name_ language. def self.[](name) @lang.fetch(name) end + ## + # Defines the module for _name_ language. def self.[]=(name, mod) @lang[name] = mod end - self["C++"] = Module.new do + ## + # The language that this module is for + LANGUAGE = -"C" + + self[self::LANGUAGE] = self + + cxx = Module.new do + # Module for C++ + include MakeMakefile extend self + # :stopdoc: + CONFTEST_CXX = "#{CONFTEST}.#{config_string('CXX_EXT') || CXX_EXT[0]}" TRY_LINK_CXX = config_string('TRY_LINK_CXX') || @@ -2864,7 +3011,12 @@ realclean: distclean conf = link_config(ldflags, *opts) RbConfig::expand(TRY_LINK_CXX.dup, conf) end + + # :startdoc: end + + cxx::LANGUAGE = -"C++" + self[cxx::LANGUAGE] = cxx end # MakeMakefile::Global = # |