diff options
Diffstat (limited to 'lib/mkmf.rb')
-rw-r--r-- | lib/mkmf.rb | 3775 |
1 files changed, 1856 insertions, 1919 deletions
diff --git a/lib/mkmf.rb b/lib/mkmf.rb index d5b3d714cf..aa545de3f8 100644 --- a/lib/mkmf.rb +++ b/lib/mkmf.rb @@ -6,7 +6,176 @@ require 'rbconfig' require 'fileutils' require 'shellwords' +CONFIG = RbConfig::MAKEFILE_CONFIG +ORIG_LIBPATH = ENV['LIB'] + +C_EXT = %w[c m] +CXX_EXT = %w[cc mm cxx cpp] +if File::FNM_SYSCASE.zero? + CXX_EXT.concat(%w[C]) +end +SRC_EXT = C_EXT + CXX_EXT +$static = nil +$config_h = '$(arch_hdrdir)/ruby/config.h' +$default_static = $static + +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 + end + for arg in ARGV + arg, val = arg.split('=', 2) + next unless arg + arg.tr!('_', '-') + if arg.sub!(/^(?!--)/, '--') + val or next + arg.downcase! + end + $configure_args[arg] = val || true + end +end + +$libdir = CONFIG["libdir"] +$rubylibdir = CONFIG["rubylibdir"] +$archdir = CONFIG["archdir"] +$sitedir = CONFIG["sitedir"] +$sitelibdir = CONFIG["sitelibdir"] +$sitearchdir = CONFIG["sitearchdir"] +$vendordir = CONFIG["vendordir"] +$vendorlibdir = CONFIG["vendorlibdir"] +$vendorarchdir = CONFIG["vendorarchdir"] + +$mswin = /mswin/ =~ RUBY_PLATFORM +$bccwin = /bccwin/ =~ RUBY_PLATFORM +$mingw = /mingw/ =~ RUBY_PLATFORM +$cygwin = /cygwin/ =~ RUBY_PLATFORM +$netbsd = /netbsd/ =~ RUBY_PLATFORM +$os2 = /os2/ =~ RUBY_PLATFORM +$beos = /beos/ =~ RUBY_PLATFORM +$haiku = /haiku/ =~ RUBY_PLATFORM +$solaris = /solaris/ =~ RUBY_PLATFORM +$universal = /universal/ =~ RUBY_PLATFORM +$dest_prefix_pattern = (File::PATH_SEPARATOR == ';' ? /\A([[:alpha:]]:)?/ : /\A/) + # :stopdoc: + +def config_string(key, config = CONFIG) + s = config[key] and !s.empty? and block_given? ? yield(s) : s +end + +def dir_re(dir) + Regexp.new('\$(?:\('+dir+'\)|\{'+dir+'\})(?:\$(?:\(target_prefix\)|\{target_prefix\}))?') +end + +def relative_from(path, base) + dir = File.join(path, "") + if File.expand_path(dir) == File.expand_path(dir, base) + path + else + File.join(base, path) + end +end + +INSTALL_DIRS = [ + [dir_re('commondir'), "$(RUBYCOMMONDIR)"], + [dir_re('sitedir'), "$(RUBYCOMMONDIR)"], + [dir_re('vendordir'), "$(RUBYCOMMONDIR)"], + [dir_re('rubylibdir'), "$(RUBYLIBDIR)"], + [dir_re('archdir'), "$(RUBYARCHDIR)"], + [dir_re('sitelibdir'), "$(RUBYLIBDIR)"], + [dir_re('vendorlibdir'), "$(RUBYLIBDIR)"], + [dir_re('sitearchdir'), "$(RUBYARCHDIR)"], + [dir_re('vendorarchdir'), "$(RUBYARCHDIR)"], + [dir_re('rubyhdrdir'), "$(RUBYHDRDIR)"], + [dir_re('sitehdrdir'), "$(SITEHDRDIR)"], + [dir_re('vendorhdrdir'), "$(VENDORHDRDIR)"], + [dir_re('bindir'), "$(BINDIR)"], +] + +def install_dirs(target_prefix = nil) + if $extout + dirs = [ + ['BINDIR', '$(extout)/bin'], + ['RUBYCOMMONDIR', '$(extout)/common'], + ['RUBYLIBDIR', '$(RUBYCOMMONDIR)$(target_prefix)'], + ['RUBYARCHDIR', '$(extout)/$(arch)$(target_prefix)'], + ['HDRDIR', '$(extout)/include/ruby$(target_prefix)'], + ['ARCHHDRDIR', '$(extout)/include/$(arch)/ruby$(target_prefix)'], + ['extout', "#$extout"], + ['extout_prefix', "#$extout_prefix"], + ] + elsif $extmk + dirs = [ + ['BINDIR', '$(bindir)'], + ['RUBYCOMMONDIR', '$(rubylibdir)'], + ['RUBYLIBDIR', '$(rubylibdir)$(target_prefix)'], + ['RUBYARCHDIR', '$(archdir)$(target_prefix)'], + ['HDRDIR', '$(rubyhdrdir)/ruby$(target_prefix)'], + ['ARCHHDRDIR', '$(rubyhdrdir)/$(arch)/ruby$(target_prefix)'], + ] + elsif $configure_args.has_key?('--vendor') + dirs = [ + ['BINDIR', '$(bindir)'], + ['RUBYCOMMONDIR', '$(vendordir)$(target_prefix)'], + ['RUBYLIBDIR', '$(vendorlibdir)$(target_prefix)'], + ['RUBYARCHDIR', '$(vendorarchdir)$(target_prefix)'], + ['HDRDIR', '$(rubyhdrdir)/ruby$(target_prefix)'], + ['ARCHHDRDIR', '$(rubyhdrdir)/$(arch)/ruby$(target_prefix)'], + ] + else + dirs = [ + ['BINDIR', '$(bindir)'], + ['RUBYCOMMONDIR', '$(sitedir)$(target_prefix)'], + ['RUBYLIBDIR', '$(sitelibdir)$(target_prefix)'], + ['RUBYARCHDIR', '$(sitearchdir)$(target_prefix)'], + ['HDRDIR', '$(rubyhdrdir)/ruby$(target_prefix)'], + ['ARCHHDRDIR', '$(rubyhdrdir)/$(arch)/ruby$(target_prefix)'], + ] + end + dirs << ['target_prefix', (target_prefix ? "/#{target_prefix}" : "")] + dirs +end + +def map_dir(dir, map = nil) + map ||= INSTALL_DIRS + map.inject(dir) {|d, (orig, new)| d.gsub(orig, new)} +end + +topdir = File.dirname(File.dirname(__FILE__)) +path = File.expand_path($0) +$extmk = path[0, topdir.size+1] == topdir+"/" +$extmk &&= %r"\A(?:ext|enc|tool|test(?:/.+)?)\z" =~ File.dirname(path[topdir.size+1..-1]) +$extmk &&= true +if not $extmk and File.exist?(($hdrdir = RbConfig::CONFIG["rubyhdrdir"]) + "/ruby/ruby.h") + $topdir = $hdrdir + $top_srcdir = $hdrdir + $arch_hdrdir = $hdrdir + "/$(arch)" +elsif File.exist?(($hdrdir = ($top_srcdir ||= topdir) + "/include") + "/ruby.h") + $topdir ||= RbConfig::CONFIG["topdir"] + $arch_hdrdir = "$(extout)/include/$(arch)" +else + abort "mkmf.rb can't find header files for ruby at #{$hdrdir}/ruby.h" +end + +OUTFLAG = CONFIG['OUTFLAG'] +COUTFLAG = CONFIG['COUTFLAG'] +CPPOUTFILE = CONFIG['CPPOUTFILE'] + +CONFTEST_C = "conftest.c".freeze + class String # Wraps a string in escaped quotes if it contains whitespace. def quote @@ -26,1282 +195,1086 @@ class String self[/\A[^()]+/] end end - class Array # Wraps all strings in escaped quotes if they contain whitespace. def quote map {|s| s.quote} end end -# :startdoc: -## -# mkmf.rb is used by ruby C extensions to generate a Makefile which will -# correctly compile and link the C extension to ruby and a third-party -# library. -module MakeMakefile - - # Makefile configuration options - CONFIG = RbConfig::MAKEFILE_CONFIG - ORIG_LIBPATH = ENV['LIB'] - - # Filename extensions for C files - C_EXT = %w[c m] - - # Filename extensions for C++ files - - CXX_EXT = %w[cc mm cxx cpp] - if File::FNM_SYSCASE.zero? - CXX_EXT.concat(%w[C]) - end +def rm_f(*files) + opt = (Hash === files.last ? [files.pop] : []) + FileUtils.rm_f(Dir[*files.flatten], *opt) +end - # Filename extensions for compiled source files - SRC_EXT = C_EXT + CXX_EXT +def rm_rf(*files) + opt = (Hash === files.last ? [files.pop] : []) + FileUtils.rm_rf(Dir[*files.flatten], *opt) +end - $static = nil - $config_h = '$(arch_hdrdir)/ruby/config.h' - $default_static = $static +# Returns time stamp of the +target+ file if it exists and is newer +# than or equal to all of +times+. +def modified?(target, times) + (t = File.mtime(target)) rescue return nil + Array === times or times = [times] + t if times.all? {|n| n <= t} +end - 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 - end - for arg in ARGV - arg, val = arg.split('=', 2) - next unless arg - arg.tr!('_', '-') - if arg.sub!(/^(?!--)/, '--') - val or next - arg.downcase! +def merge_libs(*libs) + libs.inject([]) do |x, y| + xy = x & y + xn = yn = 0 + y = y.inject([]) {|ary, e| ary.last == e ? ary : ary << e} + y.each_with_index do |v, yi| + if xy.include?(v) + xi = [x.index(v), xn].max() + x[xi, 1] = y[yn..yi] + xn, yn = xi + (yi - yn + 1), yi + 1 end - $configure_args[arg] = val || true end + x.concat(y[yn..-1] || []) end +end - $libdir = CONFIG["libdir"] - $rubylibdir = CONFIG["rubylibdir"] - $archdir = CONFIG["archdir"] - $sitedir = CONFIG["sitedir"] - $sitelibdir = CONFIG["sitelibdir"] - $sitearchdir = CONFIG["sitearchdir"] - $vendordir = CONFIG["vendordir"] - $vendorlibdir = CONFIG["vendorlibdir"] - $vendorarchdir = CONFIG["vendorarchdir"] - - $mswin = /mswin/ =~ RUBY_PLATFORM - $bccwin = /bccwin/ =~ RUBY_PLATFORM - $mingw = /mingw/ =~ RUBY_PLATFORM - $cygwin = /cygwin/ =~ RUBY_PLATFORM - $netbsd = /netbsd/ =~ RUBY_PLATFORM - $os2 = /os2/ =~ RUBY_PLATFORM - $beos = /beos/ =~ RUBY_PLATFORM - $haiku = /haiku/ =~ RUBY_PLATFORM - $solaris = /solaris/ =~ RUBY_PLATFORM - $universal = /universal/ =~ RUBY_PLATFORM - $dest_prefix_pattern = (File::PATH_SEPARATOR == ';' ? /\A([[:alpha:]]:)?/ : /\A/) - - # :stopdoc: - - def config_string(key, config = CONFIG) - s = config[key] and !s.empty? and block_given? ? yield(s) : s +# This is a custom logging module. It generates an mkmf.log file when you +# run your extconf.rb script. This can be useful for debugging unexpected +# failures. +# +# This module and its associated methods are meant for internal use only. +# +module Logging + @log = nil + @logfile = 'mkmf.log' + @orgerr = $stderr.dup + @orgout = $stdout.dup + @postpone = 0 + @quiet = $extmk + + def self::log_open + @log ||= File::open(@logfile, 'wb') + @log.sync = true + end + + def self::open + log_open + $stderr.reopen(@log) + $stdout.reopen(@log) + yield + ensure + $stderr.reopen(@orgerr) + $stdout.reopen(@orgout) end - module_function :config_string - def dir_re(dir) - Regexp.new('\$(?:\('+dir+'\)|\{'+dir+'\})(?:\$(?:\(target_prefix\)|\{target_prefix\}))?') + def self::message(*s) + log_open + @log.printf(*s) end - module_function :dir_re - def relative_from(path, base) - dir = File.join(path, "") - if File.expand_path(dir) == File.expand_path(dir, base) - path - else - File.join(base, path) - end + def self::logfile file + @logfile = file + log_close end - # Directories for installing various types of files - INSTALL_DIRS = [ - [dir_re('commondir'), "$(RUBYCOMMONDIR)"], - [dir_re('sitedir'), "$(RUBYCOMMONDIR)"], - [dir_re('vendordir'), "$(RUBYCOMMONDIR)"], - [dir_re('rubylibdir'), "$(RUBYLIBDIR)"], - [dir_re('archdir'), "$(RUBYARCHDIR)"], - [dir_re('sitelibdir'), "$(RUBYLIBDIR)"], - [dir_re('vendorlibdir'), "$(RUBYLIBDIR)"], - [dir_re('sitearchdir'), "$(RUBYARCHDIR)"], - [dir_re('vendorarchdir'), "$(RUBYARCHDIR)"], - [dir_re('rubyhdrdir'), "$(RUBYHDRDIR)"], - [dir_re('sitehdrdir'), "$(SITEHDRDIR)"], - [dir_re('vendorhdrdir'), "$(VENDORHDRDIR)"], - [dir_re('bindir'), "$(BINDIR)"], - ] - - def install_dirs(target_prefix = nil) - if $extout - dirs = [ - ['BINDIR', '$(extout)/bin'], - ['RUBYCOMMONDIR', '$(extout)/common'], - ['RUBYLIBDIR', '$(RUBYCOMMONDIR)$(target_prefix)'], - ['RUBYARCHDIR', '$(extout)/$(arch)$(target_prefix)'], - ['HDRDIR', '$(extout)/include/ruby$(target_prefix)'], - ['ARCHHDRDIR', '$(extout)/include/$(arch)/ruby$(target_prefix)'], - ['extout', "#$extout"], - ['extout_prefix', "#$extout_prefix"], - ] - elsif $extmk - dirs = [ - ['BINDIR', '$(bindir)'], - ['RUBYCOMMONDIR', '$(rubylibdir)'], - ['RUBYLIBDIR', '$(rubylibdir)$(target_prefix)'], - ['RUBYARCHDIR', '$(archdir)$(target_prefix)'], - ['HDRDIR', '$(rubyhdrdir)/ruby$(target_prefix)'], - ['ARCHHDRDIR', '$(rubyhdrdir)/$(arch)/ruby$(target_prefix)'], - ] - elsif $configure_args.has_key?('--vendor') - dirs = [ - ['BINDIR', '$(bindir)'], - ['RUBYCOMMONDIR', '$(vendordir)$(target_prefix)'], - ['RUBYLIBDIR', '$(vendorlibdir)$(target_prefix)'], - ['RUBYARCHDIR', '$(vendorarchdir)$(target_prefix)'], - ['HDRDIR', '$(rubyhdrdir)/ruby$(target_prefix)'], - ['ARCHHDRDIR', '$(rubyhdrdir)/$(arch)/ruby$(target_prefix)'], - ] - else - dirs = [ - ['BINDIR', '$(bindir)'], - ['RUBYCOMMONDIR', '$(sitedir)$(target_prefix)'], - ['RUBYLIBDIR', '$(sitelibdir)$(target_prefix)'], - ['RUBYARCHDIR', '$(sitearchdir)$(target_prefix)'], - ['HDRDIR', '$(rubyhdrdir)/ruby$(target_prefix)'], - ['ARCHHDRDIR', '$(rubyhdrdir)/$(arch)/ruby$(target_prefix)'], - ] + def self::log_close + if @log and not @log.closed? + @log.flush + @log.close + @log = nil end - dirs << ['target_prefix', (target_prefix ? "/#{target_prefix}" : "")] - dirs - end - - def map_dir(dir, map = nil) - map ||= INSTALL_DIRS - map.inject(dir) {|d, (orig, new)| d.gsub(orig, new)} - end - - topdir = File.dirname(File.dirname(__FILE__)) - path = File.expand_path($0) - $extmk = path[0, topdir.size+1] == topdir+"/" - $extmk &&= %r"\A(?:ext|enc|tool|test(?:/.+)?)\z" =~ File.dirname(path[topdir.size+1..-1]) - $extmk &&= true - if not $extmk and File.exist?(($hdrdir = RbConfig::CONFIG["rubyhdrdir"]) + "/ruby/ruby.h") - $topdir = $hdrdir - $top_srcdir = $hdrdir - $arch_hdrdir = $hdrdir + "/$(arch)" - elsif File.exist?(($hdrdir = ($top_srcdir ||= topdir) + "/include") + "/ruby.h") - $topdir ||= RbConfig::CONFIG["topdir"] - $arch_hdrdir = "$(extout)/include/$(arch)" - else - abort "mkmf.rb can't find header files for ruby at #{$hdrdir}/ruby.h" end - OUTFLAG = CONFIG['OUTFLAG'] - COUTFLAG = CONFIG['COUTFLAG'] - CPPOUTFILE = CONFIG['CPPOUTFILE'] - - CONFTEST_C = "conftest.c".freeze - - def rm_f(*files) - opt = (Hash === files.last ? [files.pop] : []) - FileUtils.rm_f(Dir[*files.flatten], *opt) - end - - def rm_rf(*files) - opt = (Hash === files.last ? [files.pop] : []) - FileUtils.rm_rf(Dir[*files.flatten], *opt) - end - - # Returns time stamp of the +target+ file if it exists and is newer than or - # equal to all of +times+. - def modified?(target, times) - (t = File.mtime(target)) rescue return nil - Array === times or times = [times] - t if times.all? {|n| n <= t} - end - - def merge_libs(*libs) - libs.inject([]) do |x, y| - xy = x & y - xn = yn = 0 - y = y.inject([]) {|ary, e| ary.last == e ? ary : ary << e} - y.each_with_index do |v, yi| - if xy.include?(v) - xi = [x.index(v), xn].max() - x[xi, 1] = y[yn..yi] - xn, yn = xi + (yi - yn + 1), yi + 1 - end + def self::postpone + tmplog = "mkmftmp#{@postpone += 1}.log" + open do + log, *save = @log, @logfile, @orgout, @orgerr + @log, @logfile, @orgout, @orgerr = nil, tmplog, log, log + begin + log.print(open {yield @log}) + ensure + @log.close if @log and not @log.closed? + File::open(tmplog) {|t| FileUtils.copy_stream(t, log)} if File.exist?(tmplog) + @log, @logfile, @orgout, @orgerr = log, *save + @postpone -= 1 + rm_f tmplog end - x.concat(y[yn..-1] || []) end end - # This is a custom logging module. It generates an mkmf.log file when you - # run your extconf.rb script. This can be useful for debugging unexpected - # failures. - # - # This module and its associated methods are meant for internal use only. - # - module Logging - @log = nil - @logfile = 'mkmf.log' - @orgerr = $stderr.dup - @orgout = $stdout.dup - @postpone = 0 - @quiet = $extmk - - def self::log_open - @log ||= File::open(@logfile, 'wb') - @log.sync = true - end - - def self::open - log_open - $stderr.reopen(@log) - $stdout.reopen(@log) - yield - ensure - $stderr.reopen(@orgerr) - $stdout.reopen(@orgout) - end - - def self::message(*s) - log_open - @log.printf(*s) - end - - def self::logfile file - @logfile = file - log_close - end - - def self::log_close - if @log and not @log.closed? - @log.flush - @log.close - @log = nil - end - end - - def self::postpone - tmplog = "mkmftmp#{@postpone += 1}.log" - open do - log, *save = @log, @logfile, @orgout, @orgerr - @log, @logfile, @orgout, @orgerr = nil, tmplog, log, log - begin - log.print(open {yield @log}) - ensure - @log.close if @log and not @log.closed? - File::open(tmplog) {|t| FileUtils.copy_stream(t, log)} if File.exist?(tmplog) - @log, @logfile, @orgout, @orgerr = log, *save - @postpone -= 1 - rm_f tmplog - end - end - end - - class << self - attr_accessor :quiet - end + class << self + attr_accessor :quiet end +end - def xsystem command, opts = nil - varpat = /\$\((\w+)\)|\$\{(\w+)\}/ - if varpat =~ command - vars = Hash.new {|h, k| h[k] = ''; ENV[k]} - command = command.dup - nil while command.gsub!(varpat) {vars[$1||$2]} - end - Logging::open do - puts command.quote - if opts and opts[:werror] - result = nil - Logging.postpone do |log| - result = (system(command) and File.zero?(log.path)) - "" - end - result - else - system(command) +def xsystem command, opts = nil + varpat = /\$\((\w+)\)|\$\{(\w+)\}/ + if varpat =~ command + vars = Hash.new {|h, k| h[k] = ''; ENV[k]} + command = command.dup + nil while command.gsub!(varpat) {vars[$1||$2]} + end + Logging::open do + puts command.quote + if opts and opts[:werror] + result = nil + Logging.postpone do |log| + result = (system(command) and File.zero?(log.path)) + "" end + result + else + system(command) end end +end - def xpopen command, *mode, &block - Logging::open do - case mode[0] - when nil, /^r/ - puts "#{command} |" - else - puts "| #{command}" - end - IO.popen(command, *mode, &block) +def xpopen command, *mode, &block + Logging::open do + case mode[0] + when nil, /^r/ + puts "#{command} |" + else + puts "| #{command}" end + IO.popen(command, *mode, &block) end +end - def log_src(src) - src = src.split(/^/) - fmt = "%#{src.size.to_s.size}d: %s" - Logging::message <<"EOM" +def log_src(src) + src = src.split(/^/) + fmt = "%#{src.size.to_s.size}d: %s" + Logging::message <<"EOM" checked program was: /* begin */ EOM - src.each_with_index {|line, no| Logging::message fmt, no+1, line} - Logging::message <<"EOM" + src.each_with_index {|line, no| Logging::message fmt, no+1, line} + Logging::message <<"EOM" /* end */ EOM - end +end - def create_tmpsrc(src) - src = "#{COMMON_HEADERS}\n#{src}" - src = yield(src) if block_given? - src.gsub!(/[ \t]+$/, '') - src.gsub!(/\A\n+|^\n+$/, '') - src.sub!(/[^\n]\z/, "\\&\n") - count = 0 - begin - open(CONFTEST_C, "wb") do |cfile| - cfile.print src - end - rescue Errno::EACCES - if (count += 1) < 5 - sleep 0.2 - retry - end +def create_tmpsrc(src) + src = "#{COMMON_HEADERS}\n#{src}" + src = yield(src) if block_given? + src.gsub!(/[ \t]+$/, '') + src.gsub!(/\A\n+|^\n+$/, '') + src.sub!(/[^\n]\z/, "\\&\n") + count = 0 + begin + open(CONFTEST_C, "wb") do |cfile| + cfile.print src + end + rescue Errno::EACCES + if (count += 1) < 5 + sleep 0.2 + retry end - src end + src +end - def have_devel? - unless defined? $have_devel - $have_devel = true - $have_devel = try_link(MAIN_DOES_NOTHING) - end - $have_devel +def have_devel? + unless defined? $have_devel + $have_devel = true + $have_devel = try_link(MAIN_DOES_NOTHING) end + $have_devel +end - def try_do(src, command, *opts, &b) - unless have_devel? - raise <<MSG +def try_do(src, command, *opts, &b) + unless have_devel? + raise <<MSG The compiler failed to generate an executable file. You have to install development tools first. MSG - end - begin - src = create_tmpsrc(src, &b) - xsystem(command, *opts) - ensure - log_src(src) - rm_rf 'conftest.dSYM' - end end - - def link_command(ldflags, opt="", libpath=$DEFLIBPATH|$LIBPATH) - librubyarg = $extmk ? $LIBRUBYARG_STATIC : "$(LIBRUBYARG)" - conf = RbConfig::CONFIG.merge('hdrdir' => $hdrdir.quote, - 'src' => "#{CONFTEST_C}", - 'arch_hdrdir' => $arch_hdrdir.quote, - 'top_srcdir' => $top_srcdir.quote, - 'INCFLAGS' => "#$INCFLAGS", - 'CPPFLAGS' => "#$CPPFLAGS", - 'CFLAGS' => "#$CFLAGS", - 'ARCH_FLAG' => "#$ARCH_FLAG", - 'LDFLAGS' => "#$LDFLAGS #{ldflags}", - 'LOCAL_LIBS' => "#$LOCAL_LIBS #$libs", - 'LIBS' => "#{librubyarg} #{opt} #$LIBS") - conf['LIBPATH'] = libpathflag(libpath.map {|s| RbConfig::expand(s.dup, conf)}) - RbConfig::expand(TRY_LINK.dup, conf) - end - - def cc_command(opt="") - conf = RbConfig::CONFIG.merge('hdrdir' => $hdrdir.quote, 'srcdir' => $srcdir.quote, - 'arch_hdrdir' => $arch_hdrdir.quote, - 'top_srcdir' => $top_srcdir.quote) - RbConfig::expand("$(CC) #$INCFLAGS #$CPPFLAGS #$CFLAGS #$ARCH_FLAG #{opt} -c #{CONFTEST_C}", - conf) - end - - def cpp_command(outfile, opt="") - conf = RbConfig::CONFIG.merge('hdrdir' => $hdrdir.quote, 'srcdir' => $srcdir.quote, - 'arch_hdrdir' => $arch_hdrdir.quote, - 'top_srcdir' => $top_srcdir.quote) - if $universal and (arch_flag = conf['ARCH_FLAG']) and !arch_flag.empty? - conf['ARCH_FLAG'] = arch_flag.gsub(/(?:\G|\s)-arch\s+\S+/, '') - end - RbConfig::expand("$(CPP) #$INCFLAGS #$CPPFLAGS #$CFLAGS #{opt} #{CONFTEST_C} #{outfile}", - conf) + begin + src = create_tmpsrc(src, &b) + xsystem(command, *opts) + ensure + log_src(src) + rm_rf 'conftest.dSYM' end +end - def libpathflag(libpath=$DEFLIBPATH|$LIBPATH) - libpath.map{|x| - case x - when "$(topdir)", /\A\./ - LIBPATHFLAG - else - LIBPATHFLAG+RPATHFLAG - end % x.quote - }.join +def link_command(ldflags, opt="", libpath=$DEFLIBPATH|$LIBPATH) + librubyarg = $extmk ? $LIBRUBYARG_STATIC : "$(LIBRUBYARG)" + conf = RbConfig::CONFIG.merge('hdrdir' => $hdrdir.quote, + 'src' => "#{CONFTEST_C}", + 'arch_hdrdir' => $arch_hdrdir.quote, + 'top_srcdir' => $top_srcdir.quote, + 'INCFLAGS' => "#$INCFLAGS", + 'CPPFLAGS' => "#$CPPFLAGS", + 'CFLAGS' => "#$CFLAGS", + 'ARCH_FLAG' => "#$ARCH_FLAG", + 'LDFLAGS' => "#$LDFLAGS #{ldflags}", + 'LOCAL_LIBS' => "#$LOCAL_LIBS #$libs", + 'LIBS' => "#{librubyarg} #{opt} #$LIBS") + conf['LIBPATH'] = libpathflag(libpath.map {|s| RbConfig::expand(s.dup, conf)}) + RbConfig::expand(TRY_LINK.dup, conf) +end + +def cc_command(opt="") + conf = RbConfig::CONFIG.merge('hdrdir' => $hdrdir.quote, 'srcdir' => $srcdir.quote, + 'arch_hdrdir' => $arch_hdrdir.quote, + 'top_srcdir' => $top_srcdir.quote) + RbConfig::expand("$(CC) #$INCFLAGS #$CPPFLAGS #$CFLAGS #$ARCH_FLAG #{opt} -c #{CONFTEST_C}", + conf) +end + +def cpp_command(outfile, opt="") + conf = RbConfig::CONFIG.merge('hdrdir' => $hdrdir.quote, 'srcdir' => $srcdir.quote, + 'arch_hdrdir' => $arch_hdrdir.quote, + 'top_srcdir' => $top_srcdir.quote) + if $universal and (arch_flag = conf['ARCH_FLAG']) and !arch_flag.empty? + conf['ARCH_FLAG'] = arch_flag.gsub(/(?:\G|\s)-arch\s+\S+/, '') end + RbConfig::expand("$(CPP) #$INCFLAGS #$CPPFLAGS #$CFLAGS #{opt} #{CONFTEST_C} #{outfile}", + conf) +end - def with_werror(opt, opts = nil) - if opts - if opts[:werror] and config_string("WERRORFLAG") {|flag| opt = opt ? "#{opt} #{flag}" : flag} - (opts = opts.dup).delete(:werror) - end - yield(opt, opts) +def libpathflag(libpath=$DEFLIBPATH|$LIBPATH) + libpath.map{|x| + case x + when "$(topdir)", /\A\./ + LIBPATHFLAG else - yield(opt) + LIBPATHFLAG+RPATHFLAG + end % x.quote + }.join +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 +end - def try_link0(src, opt="", *opts, &b) # :nodoc: - cmd = link_command("", opt) - if $universal - require 'tmpdir' - Dir.mktmpdir("mkmf_", oldtmpdir = ENV["TMPDIR"]) do |tmpdir| - begin - ENV["TMPDIR"] = tmpdir - try_do(src, cmd, *opts, &b) - ensure - ENV["TMPDIR"] = oldtmpdir - end +# :nodoc: +def try_link0(src, opt="", *opts, &b) + cmd = link_command("", opt) + if $universal + require 'tmpdir' + Dir.mktmpdir("mkmf_", oldtmpdir = ENV["TMPDIR"]) do |tmpdir| + begin + ENV["TMPDIR"] = tmpdir + try_do(src, cmd, *opts, &b) + ensure + ENV["TMPDIR"] = oldtmpdir end - else - try_do(src, cmd, *opts, &b) end + else + try_do(src, cmd, *opts, &b) end +end - # Returns whether or not the +src+ can be compiled as a C source and linked - # with its depending libraries successfully. +opt+ is passed to the linker - # as options. Note that +$CFLAGS+ and +$LDFLAGS+ are also passed to the - # linker. - # - # If a block given, it is called with the source before compilation. You can - # modify the source in the block. - # - # [+src+] a String which contains a C source - # [+opt+] a String which contains linker options - def try_link(src, opt="", *opts, &b) - try_link0(src, opt, *opts, &b) - ensure - rm_f "conftest*", "c0x32*" - end - - # Returns whether or not the +src+ can be compiled as a C source. +opt+ is - # passed to the C compiler as options. Note that +$CFLAGS+ is also passed to - # the compiler. - # - # 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, *_opts| try_do(src, cc_command(_opt), *_opts, &b)} - ensure - rm_f "conftest*" - end - - # Returns whether or not the +src+ can be preprocessed with the C - # preprocessor. +opt+ is passed to the preprocessor as options. Note that - # +$CFLAGS+ is also passed to the preprocessor. - # - # If a block given, it is called with the source before preprocessing. You - # can modify the source in the block. - # - # [+src+] a String which contains a C source - # [+opt+] a String which contains preprocessor options - def try_cpp(src, opt="", *opts, &b) - try_do(src, cpp_command(CPPOUTFILE, opt), *opts, &b) - ensure - rm_f "conftest*" - end +# Returns whether or not the +src+ can be compiled as a C source and +# linked with its depending libraries successfully. +# +opt+ is passed to the linker as options. Note that +$CFLAGS+ and +$LDFLAGS+ +# are also passed to the linker. +# +# If a block given, it is called with the source before compilation. You can +# modify the source in the block. +# +# [+src+] a String which contains a C source +# [+opt+] a String which contains linker options +def try_link(src, opt="", *opts, &b) + try_link0(src, opt, *opts, &b) +ensure + rm_f "conftest*", "c0x32*" +end + +# Returns whether or not the +src+ can be compiled as a C source. +# +opt+ is passed to the C compiler as options. Note that +$CFLAGS+ is +# also passed to the compiler. +# +# 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, *_opts| try_do(src, cc_command(_opt), *_opts, &b)} +ensure + rm_f "conftest*" +end + +# 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. +# +# 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) +ensure + rm_f "conftest*" +end +class Object alias_method :try_header, (config_string('try_header') || :try_cpp) +end - def cpp_include(header) - if header - header = [header] unless header.kind_of? Array - header.map {|h| String === h ? "#include <#{h}>\n" : h}.join - else - "" - end +def cpp_include(header) + if header + header = [header] unless header.kind_of? Array + header.map {|h| String === h ? "#include <#{h}>\n" : h}.join + else + "" end +end - def with_cppflags(flags) - cppflags = $CPPFLAGS - $CPPFLAGS = flags - ret = yield - ensure - $CPPFLAGS = cppflags unless ret - end +def with_cppflags(flags) + cppflags = $CPPFLAGS + $CPPFLAGS = flags + ret = yield +ensure + $CPPFLAGS = cppflags unless ret +end - def with_cflags(flags) - cflags = $CFLAGS - $CFLAGS = flags - ret = yield - ensure - $CFLAGS = cflags unless ret - end +def with_cflags(flags) + cflags = $CFLAGS + $CFLAGS = flags + ret = yield +ensure + $CFLAGS = cflags unless ret +end - def with_ldflags(flags) - ldflags = $LDFLAGS - $LDFLAGS = flags - ret = yield - ensure - $LDFLAGS = ldflags unless ret - end +def with_ldflags(flags) + ldflags = $LDFLAGS + $LDFLAGS = flags + ret = yield +ensure + $LDFLAGS = ldflags unless ret +end - def try_static_assert(expr, headers = nil, opt = "", &b) - headers = cpp_include(headers) - try_compile(<<SRC, opt, &b) +def try_static_assert(expr, headers = nil, opt = "", &b) + headers = cpp_include(headers) + try_compile(<<SRC, opt, &b) #{headers} /*top*/ int conftest_const[(#{expr}) ? 1 : -1]; SRC - end +end - def try_constant(const, headers = nil, opt = "", &b) - includes = cpp_include(headers) - if CROSS_COMPILING - if try_static_assert("#{const} > 0", headers, opt) - # positive constant - elsif try_static_assert("#{const} < 0", headers, opt) - neg = true - const = "-(#{const})" - elsif try_static_assert("#{const} == 0", headers, opt) - return 0 +def try_constant(const, headers = nil, opt = "", &b) + includes = cpp_include(headers) + if CROSS_COMPILING + if try_static_assert("#{const} > 0", headers, opt) + # positive constant + elsif try_static_assert("#{const} < 0", headers, opt) + neg = true + const = "-(#{const})" + elsif try_static_assert("#{const} == 0", headers, opt) + return 0 + else + # not a constant + return nil + end + upper = 1 + lower = 0 + until try_static_assert("#{const} <= #{upper}", headers, opt) + lower = upper + upper <<= 1 + end + return nil unless lower + while upper > lower + 1 + mid = (upper + lower) / 2 + if try_static_assert("#{const} > #{mid}", headers, opt) + lower = mid else - # not a constant - return nil - end - upper = 1 - lower = 0 - until try_static_assert("#{const} <= #{upper}", headers, opt) - lower = upper - upper <<= 1 + upper = mid end - return nil unless lower - while upper > lower + 1 - mid = (upper + lower) / 2 - if try_static_assert("#{const} > #{mid}", headers, opt) - lower = mid - else - upper = mid - end - end - upper = -upper if neg - return upper - else - src = %{#{includes} + end + upper = -upper if neg + return upper + else + src = %{#{includes} #include <stdio.h> /*top*/ int conftest_const = (int)(#{const}); int main() {printf("%d\\n", conftest_const); return 0;} } - if try_link0(src, opt, &b) - xpopen("./conftest") do |f| - return Integer(f.gets) - end + if try_link0(src, opt, &b) + xpopen("./conftest") do |f| + return Integer(f.gets) end end - nil end + nil +end - # You should use +have_func+ rather than +try_func+. - # - # [+func+] a String which contains a symbol name - # [+libs+] a String which contains library names. - # [+headers+] a String or an Array of strings which contains names of header - # files. - def try_func(func, libs, headers = nil, opt = "", &b) - headers = cpp_include(headers) - case func - when /^&/ - decltype = proc {|x|"const volatile void *#{x}"} - when /\)$/ - call = func - else - call = "#{func}()" - decltype = proc {|x| "void ((*#{x})())"} - end - if opt and !opt.empty? - [[:to_str], [:join, " "], [:to_s]].each do |meth, *args| - if opt.respond_to?(meth) - break opt = opt.send(meth, *args) - end +# You should use +have_func+ rather than +try_func+. +# +# [+func+] a String which contains a symbol name +# [+libs+] a String which contains library names. +# [+headers+] a String or an Array of strings which contains +# names of header files. +def try_func(func, libs, headers = nil, opt = "", &b) + headers = cpp_include(headers) + case func + when /^&/ + decltype = proc {|x|"const volatile void *#{x}"} + when /\)$/ + call = func + else + call = "#{func}()" + decltype = proc {|x| "void ((*#{x})())"} + end + if opt and !opt.empty? + [[:to_str], [:join, " "], [:to_s]].each do |meth, *args| + if opt.respond_to?(meth) + break opt = opt.send(meth, *args) end - opt = "#{opt} #{libs}" - else - opt = libs end - decltype && try_link(<<"SRC", opt, &b) or + opt = "#{opt} #{libs}" + else + opt = libs + end + decltype && try_link(<<"SRC", opt, &b) or #{headers} /*top*/ #{MAIN_DOES_NOTHING} extern int t(void); int t(void) { #{decltype["volatile p"]}; p = (#{decltype[]})#{func}; return 0; } SRC - call && try_link(<<"SRC", opt, &b) + call && try_link(<<"SRC", opt, &b) #{headers} /*top*/ #{MAIN_DOES_NOTHING} extern int t(void); int t(void) { #{func}(); return 0; } SRC - end +end - # You should use +have_var+ rather than +try_var+. - def try_var(var, headers = nil, opt = "", &b) - headers = cpp_include(headers) - try_compile(<<"SRC", opt, &b) +# You should use +have_var+ rather than +try_var+. +def try_var(var, headers = nil, opt = "", &b) + headers = cpp_include(headers) + try_compile(<<"SRC", opt, &b) #{headers} /*top*/ #{MAIN_DOES_NOTHING} extern int t(void); int t(void) { const volatile void *volatile p; p = &(&#{var})[0]; return 0; } SRC - end +end - # Returns whether or not the +src+ can be preprocessed with the C - # preprocessor and matches with +pat+. - # - # If a block given, it is called with the source before compilation. You can - # modify the source in the block. - # - # [+pat+] a Regexp or a String - # [+src+] a String which contains a C source - # [+opt+] a String which contains preprocessor options - # - # NOTE: When pat is a Regexp the matching will be checked in process, - # otherwise egrep(1) will be invoked to check it. - def egrep_cpp(pat, src, opt = "", &b) - src = create_tmpsrc(src, &b) - xpopen(cpp_command('', opt)) do |f| - if Regexp === pat - puts(" ruby -ne 'print if #{pat.inspect}'") - f.grep(pat) {|l| - puts "#{f.lineno}: #{l}" - return true - } - false - else - puts(" egrep '#{pat}'") - begin - stdin = $stdin.dup - $stdin.reopen(f) - system("egrep", pat) - ensure - $stdin.reopen(stdin) - end +# Returns whether or not the +src+ can be preprocessed with the C preprocessor and +# matches with +pat+. +# +# If a block given, it is called with the source before compilation. You can +# modify the source in the block. +# +# [+pat+] a Regexp or a String +# [+src+] a String which contains a C source +# [+opt+] a String which contains preprocessor options +# +# Note: +# When pat is a Regexp the matching will be checked in process, +# otherwise egrep(1) will be invoked to check it. +def egrep_cpp(pat, src, opt = "", &b) + src = create_tmpsrc(src, &b) + xpopen(cpp_command('', opt)) do |f| + if Regexp === pat + puts(" ruby -ne 'print if #{pat.inspect}'") + f.grep(pat) {|l| + puts "#{f.lineno}: #{l}" + return true + } + false + else + puts(" egrep '#{pat}'") + begin + stdin = $stdin.dup + $stdin.reopen(f) + system("egrep", pat) + ensure + $stdin.reopen(stdin) end end - ensure - rm_f "conftest*" - log_src(src) end +ensure + rm_f "conftest*" + log_src(src) +end - # This is used internally by the have_macro? method. - def macro_defined?(macro, src, opt = "", &b) - src = src.sub(/[^\n]\z/, "\\&\n") - try_compile(src + <<"SRC", opt, &b) +# This is used internally by the have_macro? method. +def macro_defined?(macro, src, opt = "", &b) + src = src.sub(/[^\n]\z/, "\\&\n") + try_compile(src + <<"SRC", opt, &b) /*top*/ #ifndef #{macro} # error >>>>>> #{macro} undefined <<<<<< #endif SRC +end + +# Returns whether or not +# * the +src+ can be compiled as a C source, +# * the result object can be linked with its depending libraries successfully, +# * the linked file can be invoked as an executable +# * and the executable exits successfully +# +opt+ is passed to the linker as options. Note that +$CFLAGS+ and +$LDFLAGS+ +# are also passed to the linker. +# +# If a block given, it is called with the source before compilation. You can +# modify the source in the block. +# +# [+src+] a String which contains a C source +# [+opt+] a String which contains linker options +# +# @return true when the executable exits successfully, false when it fails, or +# nil when preprocessing, compilation or link fails. +def try_run(src, opt = "", &b) + if try_link0(src, opt, &b) + xsystem("./conftest") + else + nil end +ensure + rm_f "conftest*" +end - # Returns whether or not: - # * the +src+ can be compiled as a C source, - # * the result object can be linked with its depending libraries - # successfully, - # * the linked file can be invoked as an executable - # * and the executable exits successfully - # - # +opt+ is passed to the linker as options. Note that +$CFLAGS+ and - # +$LDFLAGS+ are also passed to the linker. - # - # If a block given, it is called with the source before compilation. You can - # modify the source in the block. - # - # [+src+] a String which contains a C source - # [+opt+] a String which contains linker options - # - # Returns true when the executable exits successfully, false when it fails, - # or nil when preprocessing, compilation or link fails. - def try_run(src, opt = "", &b) - if try_link0(src, opt, &b) - xsystem("./conftest") +def install_files(mfile, ifiles, map = nil, srcprefix = nil) + ifiles or return + ifiles.empty? and return + srcprefix ||= "$(srcdir)/#{srcprefix}".chomp('/') + RbConfig::expand(srcdir = srcprefix.dup) + dirs = [] + path = Hash.new {|h, i| h[i] = dirs.push([i])[-1]} + ifiles.each do |files, dir, prefix| + dir = map_dir(dir, map) + prefix &&= %r|\A#{Regexp.quote(prefix)}/?| + if /\A\.\// =~ files + # install files which are in current working directory. + files = files[2..-1] + len = nil else - nil - end - ensure - rm_f "conftest*" - end - - def install_files(mfile, ifiles, map = nil, srcprefix = nil) - ifiles or return - ifiles.empty? and return - srcprefix ||= "$(srcdir)/#{srcprefix}".chomp('/') - RbConfig::expand(srcdir = srcprefix.dup) - dirs = [] - path = Hash.new {|h, i| h[i] = dirs.push([i])[-1]} - ifiles.each do |files, dir, prefix| - dir = map_dir(dir, map) - prefix &&= %r|\A#{Regexp.quote(prefix)}/?| - if /\A\.\// =~ files - # install files which are in current working directory. - files = files[2..-1] - len = nil - else - # install files which are under the $(srcdir). - files = File.join(srcdir, files) - len = srcdir.size - end - f = nil - Dir.glob(files) do |fx| - f = fx - f[0..len] = "" if len - case File.basename(f) - when *$NONINSTALLFILES - next - end - d = File.dirname(f) - d.sub!(prefix, "") if prefix - d = (d.empty? || d == ".") ? dir : File.join(dir, d) - f = File.join(srcprefix, f) if len - path[d] << f - end - unless len or f - d = File.dirname(files) - d.sub!(prefix, "") if prefix - d = (d.empty? || d == ".") ? dir : File.join(dir, d) - path[d] << files + # install files which are under the $(srcdir). + files = File.join(srcdir, files) + len = srcdir.size + end + f = nil + Dir.glob(files) do |fx| + f = fx + f[0..len] = "" if len + case File.basename(f) + when *$NONINSTALLFILES + next end + d = File.dirname(f) + d.sub!(prefix, "") if prefix + d = (d.empty? || d == ".") ? dir : File.join(dir, d) + f = File.join(srcprefix, f) if len + path[d] << f + end + unless len or f + d = File.dirname(files) + d.sub!(prefix, "") if prefix + d = (d.empty? || d == ".") ? dir : File.join(dir, d) + path[d] << files end - dirs end + dirs +end - def install_rb(mfile, dest, srcdir = nil) - install_files(mfile, [["lib/**/*.rb", dest, "lib"]], nil, srcdir) - end +def install_rb(mfile, dest, srcdir = nil) + install_files(mfile, [["lib/**/*.rb", dest, "lib"]], nil, srcdir) +end - def append_library(libs, lib) # :no-doc: - format(LIBARG, lib) + " " + libs - end +def append_library(libs, lib) # :no-doc: + format(LIBARG, lib) + " " + libs +end - def message(*s) - unless Logging.quiet and not $VERBOSE - printf(*s) - $stdout.flush - end +def message(*s) + unless Logging.quiet and not $VERBOSE + printf(*s) + $stdout.flush end +end - # This emits a string to stdout that allows users to see the results of the - # various have* and find* methods as they are tested. - # - # Internal use only. - # - def checking_for(m, fmt = nil) - f = caller[0][/in `([^<].*)'$/, 1] and f << ": " #` for vim #' - m = "checking #{/\Acheck/ =~ f ? '' : 'for '}#{m}... " - message "%s", m - a = r = nil - Logging::postpone do - r = yield - a = (fmt ? "#{fmt % r}" : r ? "yes" : "no") << "\n" - "#{f}#{m}-------------------- #{a}\n" - end - message(a) - Logging::message "--------------------\n\n" - r - end +# This emits a string to stdout that allows users to see the results of the +# various have* and find* methods as they are tested. +# +# Internal use only. +# +def checking_for(m, fmt = nil) + f = caller[0][/in `([^<].*)'$/, 1] and f << ": " #` for vim #' + m = "checking #{/\Acheck/ =~ f ? '' : 'for '}#{m}... " + message "%s", m + a = r = nil + Logging::postpone do + r = yield + a = (fmt ? "#{fmt % r}" : r ? "yes" : "no") << "\n" + "#{f}#{m}-------------------- #{a}\n" + end + message(a) + Logging::message "--------------------\n\n" + r +end - def checking_message(target, place = nil, opt = nil) - [["in", place], ["with", opt]].inject("#{target}") do |msg, (pre, noun)| - if noun - [[:to_str], [:join, ","], [:to_s]].each do |meth, *args| - if noun.respond_to?(meth) - break noun = noun.send(meth, *args) - end +def checking_message(target, place = nil, opt = nil) + [["in", place], ["with", opt]].inject("#{target}") do |msg, (pre, noun)| + if noun + [[:to_str], [:join, ","], [:to_s]].each do |meth, *args| + if noun.respond_to?(meth) + break noun = noun.send(meth, *args) end - msg << " #{pre} #{noun}" unless noun.empty? end - msg + msg << " #{pre} #{noun}" unless noun.empty? end + msg end +end - # :startdoc: +# :startdoc: - # Returns whether or not +macro+ is defined either in the common header - # files or within any +headers+ you provide. - # - # Any options you pass to +opt+ are passed along to the compiler. - # - def have_macro(macro, headers = nil, opt = "", &b) - checking_for checking_message(macro, headers, opt) do - macro_defined?(macro, cpp_include(headers), opt, &b) - end +# Returns whether or not +macro+ is defined either in the common header +# files or within any +headers+ you provide. +# +# Any options you pass to +opt+ are passed along to the compiler. +# +def have_macro(macro, headers = nil, opt = "", &b) + checking_for checking_message(macro, headers, opt) do + macro_defined?(macro, cpp_include(headers), opt, &b) end +end - # Returns whether or not the given entry point +func+ can be found within - # +lib+. If +func+ is nil, the <code>main()</code> entry point is used by - # default. If found, it adds the library to list of libraries to be used - # when linking your extension. - # - # If +headers+ are provided, it will include those header files as the - # header files it looks in when searching for +func+. - # - # The real name of the library to be linked can be altered by - # <code>--with-FOOlib</code> configuration option. - # - def have_library(lib, func = nil, headers = nil, opt = "", &b) - func = "main" if !func or func.empty? - lib = with_config(lib+'lib', lib) - checking_for checking_message(func.funcall_style, LIBARG%lib, opt) do - if COMMON_LIBS.include?(lib) +# Returns whether or not the given entry point +func+ can be found within +# +lib+. If +func+ is nil, the 'main()' entry point is used by default. +# If found, it adds the library to list of libraries to be used when linking +# your extension. +# +# If +headers+ are provided, it will include those header files as the +# header files it looks in when searching for +func+. +# +# The real name of the library to be linked can be altered by +# '--with-FOOlib' configuration option. +# +def have_library(lib, func = nil, headers = nil, opt = "", &b) + func = "main" if !func or func.empty? + lib = with_config(lib+'lib', lib) + checking_for checking_message(func.funcall_style, LIBARG%lib, opt) do + if COMMON_LIBS.include?(lib) + true + else + libs = append_library($libs, lib) + if try_func(func, libs, headers, opt, &b) + $libs = libs true else - libs = append_library($libs, lib) - if try_func(func, libs, headers, opt, &b) - $libs = libs - true - else - false - end + false end end end +end - # Returns whether or not the entry point +func+ can be found within the - # library +lib+ in one of the +paths+ specified, where +paths+ is an array - # of strings. If +func+ is nil , then the <code>main()</code> function is - # used as the entry point. - # - # If +lib+ is found, then the path it was found on is added to the list of - # library paths searched and linked against. - # - def find_library(lib, func, *paths, &b) - func = "main" if !func or func.empty? - lib = with_config(lib+'lib', lib) - paths = paths.collect {|path| path.split(File::PATH_SEPARATOR)}.flatten - checking_for(func.funcall_style, LIBARG%lib) do - libpath = $LIBPATH - libs = append_library($libs, lib) - begin - until r = try_func(func, libs, &b) or paths.empty? - $LIBPATH = libpath | [paths.shift] - end - if r - $libs = libs - libpath = nil - end - ensure - $LIBPATH = libpath if libpath +# Returns whether or not the entry point +func+ can be found within the library +# +lib+ in one of the +paths+ specified, where +paths+ is an array of strings. +# If +func+ is nil , then the main() function is used as the entry point. +# +# If +lib+ is found, then the path it was found on is added to the list of +# library paths searched and linked against. +# +def find_library(lib, func, *paths, &b) + func = "main" if !func or func.empty? + lib = with_config(lib+'lib', lib) + paths = paths.collect {|path| path.split(File::PATH_SEPARATOR)}.flatten + checking_for(func.funcall_style, LIBARG%lib) do + libpath = $LIBPATH + libs = append_library($libs, lib) + begin + until r = try_func(func, libs, &b) or paths.empty? + $LIBPATH = libpath | [paths.shift] + end + if r + $libs = libs + libpath = nil end - r + ensure + $LIBPATH = libpath if libpath end + r end +end - # Returns whether or not the function +func+ can be found in the common - # header files, or within any +headers+ that you provide. If found, a macro - # is passed as a preprocessor constant to the compiler using the function - # name, in uppercase, prepended with +HAVE_+. - # - # For example, if <code>have_func('foo')</code> returned true, then the - # +HAVE_FOO+ preprocessor macro would be passed to the compiler. - # - def have_func(func, headers = nil, opt = "", &b) - checking_for checking_message(func.funcall_style, headers, opt) do - if try_func(func, $libs, headers, opt, &b) - $defs << "-DHAVE_#{func.sans_arguments.tr_cpp}" - true - else - false - end +# Returns whether or not the function +func+ can be found in the common +# header files, or within any +headers+ that you provide. If found, a +# macro is passed as a preprocessor constant to the compiler using the +# function name, in uppercase, prepended with 'HAVE_'. +# +# For example, if have_func('foo') returned true, then the HAVE_FOO +# preprocessor macro would be passed to the compiler. +# +def have_func(func, headers = nil, opt = "", &b) + checking_for checking_message(func.funcall_style, headers, opt) do + if try_func(func, $libs, headers, opt, &b) + $defs << "-DHAVE_#{func.sans_arguments.tr_cpp}" + true + else + false end end +end - # Returns whether or not the variable +var+ can be found in the common - # header files, or within any +headers+ that you provide. If found, a macro - # is passed as a preprocessor constant to the compiler using the variable - # name, in uppercase, prepended with +HAVE_+. - # - # For example, if <code>have_var('foo')</code> returned true, then the - # +HAVE_FOO+ preprocessor macro would be passed to the compiler. - # - def have_var(var, headers = nil, opt = "", &b) - checking_for checking_message(var, headers, opt) do - if try_var(var, headers, opt, &b) - $defs.push(format("-DHAVE_%s", var.tr_cpp)) - true - else - false - end +# Returns whether or not the variable +var+ can be found in the common +# header files, or within any +headers+ that you provide. If found, a +# macro is passed as a preprocessor constant to the compiler using the +# variable name, in uppercase, prepended with 'HAVE_'. +# +# For example, if have_var('foo') returned true, then the HAVE_FOO +# preprocessor macro would be passed to the compiler. +# +def have_var(var, headers = nil, opt = "", &b) + checking_for checking_message(var, headers, opt) do + if try_var(var, headers, opt, &b) + $defs.push(format("-DHAVE_%s", var.tr_cpp)) + true + else + false end end +end - # Returns whether or not the given +header+ file can be found on your system. - # If found, a macro is passed as a preprocessor constant to the compiler - # using the header file name, in uppercase, prepended with +HAVE_+. - # - # For example, if <code>have_header('foo.h')</code> returned true, then the - # +HAVE_FOO_H+ preprocessor macro would be passed to the compiler. - # - def have_header(header, preheaders = nil, opt = "", &b) - checking_for header do - if try_header(cpp_include(preheaders)+cpp_include(header), opt, &b) - $defs.push(format("-DHAVE_%s", header.tr_cpp)) - true - else - false - end +# Returns whether or not the given +header+ file can be found on your system. +# If found, a macro is passed as a preprocessor constant to the compiler using +# the header file name, in uppercase, prepended with 'HAVE_'. +# +# For example, if have_header('foo.h') returned true, then the HAVE_FOO_H +# preprocessor macro would be passed to the compiler. +# +def have_header(header, preheaders = nil, opt = "", &b) + checking_for header do + if try_header(cpp_include(preheaders)+cpp_include(header), opt, &b) + $defs.push(format("-DHAVE_%s", header.tr_cpp)) + true + else + false end end +end - # Returns whether or not the given +framework+ can be found on your system. - # If found, a macro is passed as a preprocessor constant to the compiler - # using the framework name, in uppercase, prepended with +HAVE_FRAMEWORK_+. - # - # For example, if <code>have_framework('Ruby')</code> returned true, then - # the +HAVE_FRAMEWORK_RUBY+ preprocessor macro would be passed to the - # compiler. - # - def have_framework(fw, &b) - checking_for fw do - src = cpp_include("#{fw}/#{fw}.h") << "\n" "int main(void){return 0;}" - if try_link(src, opt = "-ObjC -framework #{fw}", &b) - $defs.push(format("-DHAVE_FRAMEWORK_%s", fw.tr_cpp)) - $LDFLAGS << " " << opt - true - else - false - end +# Returns whether or not the given +framework+ can be found on your system. +# If found, a macro is passed as a preprocessor constant to the compiler using +# the framework name, in uppercase, prepended with 'HAVE_FRAMEWORK_'. +# +# For example, if have_framework('Ruby') returned true, then the HAVE_FRAMEWORK_RUBY +# preprocessor macro would be passed to the compiler. +# +def have_framework(fw, &b) + checking_for fw do + src = cpp_include("#{fw}/#{fw}.h") << "\n" "int main(void){return 0;}" + if try_link(src, opt = "-ObjC -framework #{fw}", &b) + $defs.push(format("-DHAVE_FRAMEWORK_%s", fw.tr_cpp)) + $LDFLAGS << " " << opt + true + else + false end end +end - # Instructs mkmf to search for the given +header+ in any of the +paths+ - # provided, and returns whether or not it was found in those paths. - # - # If the header is found then the path it was found on is added to the list - # of included directories that are sent to the compiler (via the - # <code>-I</code> switch). - # - def find_header(header, *paths) - message = checking_message(header, paths) - header = cpp_include(header) - checking_for message do - if try_header(header) - true - else - found = false - paths.each do |dir| - opt = "-I#{dir}".quote - if try_header(header, opt) - $INCFLAGS << " " << opt - found = true - break - end +# Instructs mkmf to search for the given +header+ in any of the +paths+ +# provided, and returns whether or not it was found in those paths. +# +# If the header is found then the path it was found on is added to the list +# of included directories that are sent to the compiler (via the -I switch). +# +def find_header(header, *paths) + message = checking_message(header, paths) + header = cpp_include(header) + checking_for message do + if try_header(header) + true + else + found = false + paths.each do |dir| + opt = "-I#{dir}".quote + if try_header(header, opt) + $INCFLAGS << " " << opt + found = true + break end - found end + found end end +end - # Returns whether or not the struct of type +type+ contains +member+. If - # it does not, or the struct type can't be found, then false is returned. - # You may optionally specify additional +headers+ in which to look for the - # struct (in addition to the common header files). - # - # If found, a macro is passed as a preprocessor constant to the compiler - # using the type name and the member name, in uppercase, prepended with - # +HAVE_+. - # - # For example, if <code>have_struct_member('struct foo', 'bar')</code> - # returned true, then the +HAVE_STRUCT_FOO_BAR+ preprocessor macro would be - # passed to the compiler. - # - # +HAVE_ST_BAR+ is also defined for backward compatibility. - # - def have_struct_member(type, member, headers = nil, opt = "", &b) - checking_for checking_message("#{type}.#{member}", headers) do - if try_compile(<<"SRC", opt, &b) +# Returns whether or not the struct of type +type+ contains +member+. If +# it does not, or the struct type can't be found, then false is returned. You +# may optionally specify additional +headers+ in which to look for the struct +# (in addition to the common header files). +# +# If found, a macro is passed as a preprocessor constant to the compiler using +# the type name and the member name, in uppercase, prepended with 'HAVE_'. +# +# For example, if have_struct_member('struct foo', 'bar') returned true, then the +# HAVE_STRUCT_FOO_BAR preprocessor macro would be passed to the compiler. +# +# HAVE_ST_BAR is also defined for backward compatibility. +# +def have_struct_member(type, member, headers = nil, opt = "", &b) + checking_for checking_message("#{type}.#{member}", headers) do + if try_compile(<<"SRC", opt, &b) #{cpp_include(headers)} /*top*/ #{MAIN_DOES_NOTHING} int s = (char *)&((#{type}*)0)->#{member} - (char *)0; SRC - $defs.push(format("-DHAVE_%s_%s", type.tr_cpp, member.tr_cpp)) - $defs.push(format("-DHAVE_ST_%s", member.tr_cpp)) # backward compatibility - true - else - false - end + $defs.push(format("-DHAVE_%s_%s", type.tr_cpp, member.tr_cpp)) + $defs.push(format("-DHAVE_ST_%s", member.tr_cpp)) # backward compatibility + true + else + false end end +end - # Returns whether or not the static type +type+ is defined. - # - # See also +have_type+ - # - def try_type(type, headers = nil, opt = "", &b) - if try_compile(<<"SRC", opt, &b) +# Returns whether or not the static type +type+ is defined. +# +# See also +have_type+ +# +def try_type(type, headers = nil, opt = "", &b) + if try_compile(<<"SRC", opt, &b) #{cpp_include(headers)} /*top*/ typedef #{type} conftest_type; int conftestval[sizeof(conftest_type)?1:-1]; SRC - $defs.push(format("-DHAVE_TYPE_%s", type.tr_cpp)) - true - else - false - end + $defs.push(format("-DHAVE_TYPE_%s", type.tr_cpp)) + true + else + false end +end - # Returns whether or not the static type +type+ is defined. You may - # optionally pass additional +headers+ to check against in addition to the - # common header files. - # - # You may also pass additional flags to +opt+ which are then passed along to - # the compiler. - # - # If found, a macro is passed as a preprocessor constant to the compiler - # using the type name, in uppercase, prepended with +HAVE_TYPE_+. - # - # For example, if <code>have_type('foo')</code> returned true, then the - # +HAVE_TYPE_FOO+ preprocessor macro would be passed to the compiler. - # - def have_type(type, headers = nil, opt = "", &b) - checking_for checking_message(type, headers, opt) do - try_type(type, headers, opt, &b) - end +# Returns whether or not the static type +type+ is defined. You may +# optionally pass additional +headers+ to check against in addition to the +# common header files. +# +# You may also pass additional flags to +opt+ which are then passed along to +# the compiler. +# +# If found, a macro is passed as a preprocessor constant to the compiler using +# the type name, in uppercase, prepended with 'HAVE_TYPE_'. +# +# For example, if have_type('foo') returned true, then the HAVE_TYPE_FOO +# preprocessor macro would be passed to the compiler. +# +def have_type(type, headers = nil, opt = "", &b) + checking_for checking_message(type, headers, opt) do + try_type(type, headers, opt, &b) end +end - # Returns where the static type +type+ is defined. - # - # You may also pass additional flags to +opt+ which are then passed along to - # the compiler. - # - # See also +have_type+. - # - def find_type(type, opt, *headers, &b) - opt ||= "" - fmt = "not found" - def fmt.%(x) - x ? x.respond_to?(:join) ? x.join(",") : x : self - end - checking_for checking_message(type, nil, opt), fmt do - headers.find do |h| - try_type(type, h, opt, &b) - end +# Returns where the static type +type+ is defined. +# +# You may also pass additional flags to +opt+ which are then passed along to +# the compiler. +# +# See also +have_type+. +# +def find_type(type, opt, *headers, &b) + opt ||= "" + fmt = "not found" + def fmt.%(x) + x ? x.respond_to?(:join) ? x.join(",") : x : self + end + checking_for checking_message(type, nil, opt), fmt do + headers.find do |h| + try_type(type, h, opt, &b) end end +end - # Returns whether or not the constant +const+ is defined. - # - # See also +have_const+ - # - def try_const(const, headers = nil, opt = "", &b) - const, type = *const - if try_compile(<<"SRC", opt, &b) +# Returns whether or not the Constant +const+ is defined. +# +# See also +have_const+ +# +def try_const(const, headers = nil, opt = "", &b) + const, type = *const + if try_compile(<<"SRC", opt, &b) #{cpp_include(headers)} /*top*/ typedef #{type || 'int'} conftest_type; conftest_type conftestval = #{type ? '' : '(int)'}#{const}; SRC - $defs.push(format("-DHAVE_CONST_%s", const.tr_cpp)) - true - else - false - end + $defs.push(format("-DHAVE_CONST_%s", const.tr_cpp)) + true + else + false end +end - # Returns whether or not the constant +const+ is defined. You may - # optionally pass the +type+ of +const+ as <code>[const, type]</code>, - # such as: - # - # have_const(%w[PTHREAD_MUTEX_INITIALIZER pthread_mutex_t], "pthread.h") - # - # You may also pass additional +headers+ to check against in addition to the - # common header files, and additional flags to +opt+ which are then passed - # along to the compiler. - # - # If found, a macro is passed as a preprocessor constant to the compiler - # using the type name, in uppercase, prepended with +HAVE_CONST_+. - # - # For example, if <code>have_const('foo')</code> returned true, then the - # +HAVE_CONST_FOO+ preprocessor macro would be passed to the compiler. - # - def have_const(const, headers = nil, opt = "", &b) - checking_for checking_message([*const].compact.join(' '), headers, opt) do - try_const(const, headers, opt, &b) - end +# Returns whether or not the constant +const+ is defined. You may +# optionally pass the +type+ of +const+ as <code>[const, type]</code>, +# like as: +# +# have_const(%w[PTHREAD_MUTEX_INITIALIZER pthread_mutex_t], "pthread.h") +# +# You may also pass additional +headers+ to check against in addition +# to the common header files, and additional flags to +opt+ which are +# then passed along to the compiler. +# +# If found, a macro is passed as a preprocessor constant to the compiler using +# the type name, in uppercase, prepended with 'HAVE_CONST_'. +# +# For example, if have_const('foo') returned true, then the HAVE_CONST_FOO +# preprocessor macro would be passed to the compiler. +# +def have_const(const, headers = nil, opt = "", &b) + checking_for checking_message([*const].compact.join(' '), headers, opt) do + try_const(const, headers, opt, &b) end +end - # :stopdoc: - STRING_OR_FAILED_FORMAT = "%s" - def STRING_OR_FAILED_FORMAT.%(x) - x ? super : "failed" - end +STRING_OR_FAILED_FORMAT = "%s" +# :stopdoc: +def STRING_OR_FAILED_FORMAT.%(x) + x ? super : "failed" +end - def typedef_expr(type, headers) - typename, member = type.split('.', 2) - prelude = cpp_include(headers).split(/$/) - prelude << "typedef #{typename} rbcv_typedef_;\n" - return "rbcv_typedef_", member, prelude - end +def typedef_expr(type, headers) + typename, member = type.split('.', 2) + prelude = cpp_include(headers).split(/$/) + prelude << "typedef #{typename} rbcv_typedef_;\n" + return "rbcv_typedef_", member, prelude +end - def try_signedness(type, member, headers = nil, opts = nil) - raise ArgumentError, "don't know how to tell signedness of members" if member - if try_static_assert("(#{type})-1 < 0", headers, opts) - return -1 - elsif try_static_assert("(#{type})-1 > 0", headers, opts) - return +1 - end +def try_signedness(type, member, headers = nil, opts = nil) + raise ArgumentError, "don't know how to tell signedness of members" if member + if try_static_assert("(#{type})-1 < 0", headers, opts) + return -1 + elsif try_static_assert("(#{type})-1 > 0", headers, opts) + return +1 end +end - # :startdoc: - - # Returns the size of the given +type+. You may optionally specify - # additional +headers+ to search in for the +type+. - # - # If found, a macro is passed as a preprocessor constant to the compiler - # using the type name, in uppercase, prepended with +SIZEOF_+, followed by - # the type name, followed by <code>=X</code> where "X" is the actual size. - # - # For example, if <code>check_sizeof('mystruct')</code> returned 12, then - # the <code>SIZEOF_MYSTRUCT=12</code> preprocessor macro would be passed to - # the compiler. - # - def check_sizeof(type, headers = nil, opts = "", &b) - typedef, member, prelude = typedef_expr(type, headers) - prelude << "static #{typedef} *rbcv_ptr_;\n" - prelude = [prelude] - expr = "sizeof((*rbcv_ptr_)#{"." << member if member})" - fmt = STRING_OR_FAILED_FORMAT - checking_for checking_message("size of #{type}", headers), fmt do - if size = try_constant(expr, prelude, opts, &b) - $defs.push(format("-DSIZEOF_%s=%s", type.tr_cpp, size)) - size - end +# :startdoc: + +# Returns the size of the given +type+. You may optionally specify additional +# +headers+ to search in for the +type+. +# +# If found, a macro is passed as a preprocessor constant to the compiler using +# the type name, in uppercase, prepended with 'SIZEOF_', followed by the type +# name, followed by '=X' where 'X' is the actual size. +# +# For example, if check_sizeof('mystruct') returned 12, then the +# SIZEOF_MYSTRUCT=12 preprocessor macro would be passed to the compiler. +# +def check_sizeof(type, headers = nil, opts = "", &b) + typedef, member, prelude = typedef_expr(type, headers) + prelude << "static #{typedef} *rbcv_ptr_;\n" + prelude = [prelude] + expr = "sizeof((*rbcv_ptr_)#{"." << member if member})" + fmt = STRING_OR_FAILED_FORMAT + checking_for checking_message("size of #{type}", headers), fmt do + if size = try_constant(expr, prelude, opts, &b) + $defs.push(format("-DSIZEOF_%s=%s", type.tr_cpp, size)) + size end end +end - # Returns the signedness of the given +type+. You may optionally specify - # additional +headers+ to search in for the +type+. - # - # If the +type+ is found and is a numeric type, a macro is passed as a - # preprocessor constant to the compiler using the +type+ name, in uppercase, - # prepended with +SIGNEDNESS_OF_+, followed by the +type+ name, followed by - # <code>=X</code> where "X" is positive integer if the +type+ is unsigned - # and a negative integer if the +type+ is signed. - # - # For example, if +size_t+ is defined as unsigned, then - # <code>check_signedness('size_t')</code> would return +1 and the - # <code>SIGNEDNESS_OF_SIZE_T=+1</code> preprocessor macro would be passed to - # the compiler. The <code>SIGNEDNESS_OF_INT=-1</code> macro would be set - # for <code>check_signedness('int')</code> - # - def check_signedness(type, headers = nil, opts = nil, &b) - typedef, member, prelude = typedef_expr(type, headers) - signed = nil - checking_for("signedness of #{type}", STRING_OR_FAILED_FORMAT) do - signed = try_signedness(typedef, member, [prelude], opts, &b) or next nil - $defs.push("-DSIGNEDNESS_OF_%s=%+d" % [type.tr_cpp, signed]) - signed < 0 ? "signed" : "unsigned" - end - signed - end - - # Returns the convertible integer type of the given +type+. You may - # optionally specify additional +headers+ to search in for the +type+. - # _convertible_ means actually the same type, or typedef'd from the same - # type. - # - # If the +type+ is a integer type and the _convertible_ type is found, - # the following macros are passed as preprocessor constants to the compiler - # using the +type+ name, in uppercase. - # - # * +TYPEOF_+, followed by the +type+ name, followed by <code>=X</code> - # where "X" is the found _convertible_ type name. - # * +TYP2NUM+ and +NUM2TYP+, - # where +TYP+ is the +type+ name in uppercase with replacing an +_t+ - # suffix with "T", followed by <code>=X</code> where "X" is the macro name - # to convert +type+ to an Integer object, and vice versa. - # - # For example, if +foobar_t+ is defined as unsigned long, then - # <code>convertible_int("foobar_t")</code> would return "unsigned long", and - # define these macros: - # - # #define TYPEOF_FOOBAR_T unsigned long - # #define FOOBART2NUM ULONG2NUM - # #define NUM2FOOBART NUM2ULONG - # - def convertible_int(type, headers = nil, opts = nil, &b) - type, macname = *type - checking_for("convertible type of #{type}", STRING_OR_FAILED_FORMAT) do - if UNIVERSAL_INTS.include?(type) - type +# Returns the signedness of the given +type+. You may optionally +# specify additional +headers+ to search in for the +type+. +# +# If the +type+ is found and is a numeric type, a macro is passed as a +# preprocessor constant to the compiler using the +type+ name, in +# uppercase, prepended with 'SIGNEDNESS_OF_', followed by the +type+ +# name, followed by '=X' where 'X' is positive integer if the +type+ is +# unsigned, or negative integer if the +type+ is signed. +# +# For example, if size_t is defined as unsigned, then +# check_signedness('size_t') would returned +1 and the +# SIGNEDNESS_OF_SIZE_T=+1 preprocessor macro would be passed to the +# compiler, and SIGNEDNESS_OF_INT=-1 if check_signedness('int') is +# done. +# +def check_signedness(type, headers = nil, opts = nil, &b) + typedef, member, prelude = typedef_expr(type, headers) + signed = nil + checking_for("signedness of #{type}", STRING_OR_FAILED_FORMAT) do + signed = try_signedness(typedef, member, [prelude], opts, &b) or next nil + $defs.push("-DSIGNEDNESS_OF_%s=%+d" % [type.tr_cpp, signed]) + signed < 0 ? "signed" : "unsigned" + end + signed +end + +# Returns the convertible integer type of the given +type+. You may +# optionally specify additional +headers+ to search in for the +type+. +# _Convertible_ means actually same type, or typedefed from same type. +# +# If the +type+ is a integer type and _convertible_ type is found, +# following macros are passed as preprocessor constants to the +# compiler using the +type+ name, in uppercase. +# +# * 'TYPEOF_', followed by the +type+ name, followed by '=X' where 'X' +# is the found _convertible_ type name. * 'TYP2NUM' and 'NUM2TYP, +# where 'TYP' is the +type+ name in uppercase with replacing '_t' +# suffix with 'T', followed by '=X' where 'X' is the macro name to +# convert +type+ to +Integer+ object, and vice versa. +# +# For example, if foobar_t is defined as unsigned long, then +# convertible_int("foobar_t") would return "unsigned long", and define +# macros: +# +# #define TYPEOF_FOOBAR_T unsigned long +# #define FOOBART2NUM ULONG2NUM +# #define NUM2FOOBART NUM2ULONG +def convertible_int(type, headers = nil, opts = nil, &b) + type, macname = *type + checking_for("convertible type of #{type}", STRING_OR_FAILED_FORMAT) do + if UNIVERSAL_INTS.include?(type) + type + else + typedef, member, prelude = typedef_expr(type, headers, &b) + if member + prelude << "static rbcv_typedef_ rbcv_var;" + compat = UNIVERSAL_INTS.find {|t| + try_static_assert("sizeof(rbcv_var.#{member}) == sizeof(#{t})", [prelude], opts, &b) + } else - typedef, member, prelude = typedef_expr(type, headers, &b) - if member - prelude << "static rbcv_typedef_ rbcv_var;" - compat = UNIVERSAL_INTS.find {|t| - try_static_assert("sizeof(rbcv_var.#{member}) == sizeof(#{t})", [prelude], opts, &b) - } - else - next unless signed = try_signedness(typedef, member, [prelude]) - 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) - } - end - if compat - macname ||= type.sub(/_(?=t\z)/, '').tr_cpp - conv = (compat == "long long" ? "LL" : compat.upcase) - compat = "#{u}#{compat}" - typename = type.tr_cpp - $defs.push(format("-DSIZEOF_%s=SIZEOF_%s", typename, compat.tr_cpp)) - $defs.push(format("-DTYPEOF_%s=%s", typename, compat.quote)) - $defs.push(format("-DPRI_%s_PREFIX=PRI_%s_PREFIX", macname, conv)) - conv = (u ? "U" : "") + conv - $defs.push(format("-D%s2NUM=%s2NUM", macname, conv)) - $defs.push(format("-DNUM2%s=NUM2%s", macname, conv)) - compat - end + next unless signed = try_signedness(typedef, member, [prelude]) + 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) + } + end + if compat + macname ||= type.sub(/_(?=t\z)/, '').tr_cpp + conv = (compat == "long long" ? "LL" : compat.upcase) + compat = "#{u}#{compat}" + typename = type.tr_cpp + $defs.push(format("-DSIZEOF_%s=SIZEOF_%s", typename, compat.tr_cpp)) + $defs.push(format("-DTYPEOF_%s=%s", typename, compat.quote)) + $defs.push(format("-DPRI_%s_PREFIX=PRI_%s_PREFIX", macname, conv)) + conv = (u ? "U" : "") + conv + $defs.push(format("-D%s2NUM=%s2NUM", macname, conv)) + $defs.push(format("-DNUM2%s=NUM2%s", macname, conv)) + compat end end end - # :stopdoc: +end +# :stopdoc: - # 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 +# 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 #{cpp_include(headers)} /*top*/ volatile #{type} conftestval; @@ -1309,12 +1282,12 @@ volatile #{type} conftestval; extern int t(void); int t(void) {return (int)(1-*(conftestval#{member ? ".#{member}" : ""}));} SRC - end +end - # 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 +# 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 #{cpp_include(headers)} /*top*/ volatile #{type} conftestval; @@ -1322,388 +1295,383 @@ volatile #{type} conftestval; extern int t(void); int t(void) {return (int)(1-(conftestval#{member ? ".#{member}" : ""}));} SRC - end +end - # Used internally by the what_type? method to check if the _typeof_ GCC - # extension is available. - def have_typeof? - return $typeof if defined?($typeof) - $typeof = %w[__typeof__ typeof].find do |t| - try_compile(<<SRC) +# Used internally by the what_type? method to check if _typeof_ GCC +# extension is available. +def have_typeof? + return $typeof if defined?($typeof) + $typeof = %w[__typeof__ typeof].find do |t| + try_compile(<<SRC) int rbcv_foo; #{t}(rbcv_foo) rbcv_bar; SRC - end end +end - def what_type?(type, member = nil, headers = nil, &b) - m = "#{type}" - var = val = "*rbcv_var_" - func = "rbcv_func_(void)" - if member - m << "." << member +def what_type?(type, member = nil, headers = nil, &b) + m = "#{type}" + var = val = "*rbcv_var_" + func = "rbcv_func_(void)" + if member + m << "." << member + else + type, member = type.split('.', 2) + end + if member + val = "(#{var}).#{member}" + end + prelude = [cpp_include(headers).split(/^/)] + prelude << ["typedef #{type} rbcv_typedef_;\n", + "extern rbcv_typedef_ *#{func};\n", + "static rbcv_typedef_ #{var};\n", + ] + type = "rbcv_typedef_" + fmt = member && !(typeof = have_typeof?) ? "seems %s" : "%s" + if typeof + var = "*rbcv_member_" + func = "rbcv_mem_func_(void)" + member = nil + type = "rbcv_mem_typedef_" + prelude[-1] << "typedef #{typeof}(#{val}) #{type};\n" + prelude[-1] << "extern #{type} *#{func};\n" + prelude[-1] << "static #{type} #{var};\n" + val = var + end + def fmt.%(x) + x ? super : "unknown" + end + checking_for checking_message(m, headers), fmt do + if scalar_ptr_type?(type, member, prelude, &b) + if try_static_assert("sizeof(*#{var}) == 1", prelude) + return "string" + end + ptr = "*" + elsif scalar_type?(type, member, prelude, &b) + unless member and !typeof or try_static_assert("(#{type})-1 < 0", prelude) + unsigned = "unsigned" + end + ptr = "" else - type, member = type.split('.', 2) + next end - if member - val = "(#{var}).#{member}" - end - prelude = [cpp_include(headers).split(/^/)] - prelude << ["typedef #{type} rbcv_typedef_;\n", - "extern rbcv_typedef_ *#{func};\n", - "static rbcv_typedef_ #{var};\n", - ] - type = "rbcv_typedef_" - fmt = member && !(typeof = have_typeof?) ? "seems %s" : "%s" - if typeof - var = "*rbcv_member_" - func = "rbcv_mem_func_(void)" - member = nil - type = "rbcv_mem_typedef_" - prelude[-1] << "typedef #{typeof}(#{val}) #{type};\n" - prelude[-1] << "extern #{type} *#{func};\n" - prelude[-1] << "static #{type} #{var};\n" - val = var - end - def fmt.%(x) - x ? super : "unknown" - end - checking_for checking_message(m, headers), fmt do - if scalar_ptr_type?(type, member, prelude, &b) - if try_static_assert("sizeof(*#{var}) == 1", prelude) - return "string" - end - ptr = "*" - elsif scalar_type?(type, member, prelude, &b) - unless member and !typeof or try_static_assert("(#{type})-1 < 0", prelude) - unsigned = "unsigned" - end - ptr = "" - else - next + type = UNIVERSAL_INTS.find do |t| + pre = prelude + unless member + pre += [["static #{unsigned} #{t} #{ptr}#{var};\n", + "extern #{unsigned} #{t} #{ptr}*#{func};\n"]] end - type = UNIVERSAL_INTS.find do |t| - pre = prelude - unless member - pre += [["static #{unsigned} #{t} #{ptr}#{var};\n", - "extern #{unsigned} #{t} #{ptr}*#{func};\n"]] - end - try_static_assert("sizeof(#{ptr}#{val}) == sizeof(#{unsigned} #{t})", pre) - end - type or next - [unsigned, type, ptr].join(" ").strip + try_static_assert("sizeof(#{ptr}#{val}) == sizeof(#{unsigned} #{t})", pre) end + type or next + [unsigned, type, ptr].join(" ").strip end +end - # This method is used internally by the find_executable method. - # - # Internal use only. - # - def find_executable0(bin, path = nil) - executable_file = proc do |name| - begin - stat = File.stat(name) - rescue SystemCallError - else - next name if stat.file? and stat.executable? - end +# This method is used internally by the find_executable method. +# +# Internal use only. +# +def find_executable0(bin, path = nil) + executable_file = proc do |name| + begin + stat = File.stat(name) + rescue SystemCallError + else + next name if stat.file? and stat.executable? end + end - exts = config_string('EXECUTABLE_EXTS') {|s| s.split} || config_string('EXEEXT') {|s| [s]} - if File.expand_path(bin) == bin - return bin if executable_file.call(bin) - if exts - exts.each {|ext| executable_file.call(file = bin + ext) and return file} - end - return nil - end - if path ||= ENV['PATH'] - path = path.split(File::PATH_SEPARATOR) - else - path = %w[/usr/local/bin /usr/ucb /usr/bin /bin] + exts = config_string('EXECUTABLE_EXTS') {|s| s.split} || config_string('EXEEXT') {|s| [s]} + if File.expand_path(bin) == bin + return bin if executable_file.call(bin) + if exts + exts.each {|ext| executable_file.call(file = bin + ext) and return file} end - file = nil - path.each do |dir| - return file if executable_file.call(file = File.join(dir, bin)) - if exts - exts.each {|ext| executable_file.call(ext = file + ext) and return ext} - end + return nil + end + if path ||= ENV['PATH'] + path = path.split(File::PATH_SEPARATOR) + else + path = %w[/usr/local/bin /usr/ucb /usr/bin /bin] + end + file = nil + path.each do |dir| + return file if executable_file.call(file = File.join(dir, bin)) + if exts + exts.each {|ext| executable_file.call(ext = file + ext) and return ext} end - nil end + 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. - # - # If found, it will return the full path, including the executable name, of - # where it was found. - # - # Note that this method does not actually affect the generated Makefile. - # - def find_executable(bin, path = nil) - checking_for checking_message(bin, path) do - find_executable0(bin, path) - 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. +# +# If found, it will return the full path, including the executable name, +# of where it was found. +# +# Note that this method does not actually affect the generated Makefile. +# +def find_executable(bin, path = nil) + checking_for checking_message(bin, path) do + find_executable0(bin, path) end +end - # :stopdoc: +# :stopdoc: - def arg_config(config, default=nil, &block) - $arg_config << [config, default] - defaults = [] - if default - defaults << default - elsif !block - defaults << nil - end - $configure_args.fetch(config.tr('_', '-'), *defaults, &block) - end - - # :startdoc: - - # Tests for the presence of a <tt>--with-</tt>_config_ or - # <tt>--without-</tt>_config_ option. Returns true if the with option is - # given, false if the without option is given, and the default value - # otherwise. - # - # This can be useful for adding custom definitions, such as debug - # information. - # - # Example: - # - # if with_config("debug") - # $defs.push("-DOSSL_DEBUG") unless $defs.include? "-DOSSL_DEBUG" - # end - # - def with_config(config, default=nil) - config = config.sub(/^--with[-_]/, '') - val = arg_config("--with-"+config) do - if arg_config("--without-"+config) - false - elsif block_given? - yield(config, default) - else - break default - end - end - case val - when "yes" - true - when "no" - false - else - val - end +def arg_config(config, default=nil, &block) + $arg_config << [config, default] + defaults = [] + if default + defaults << default + elsif !block + defaults << nil end + $configure_args.fetch(config.tr('_', '-'), *defaults, &block) +end - # Tests for the presence of an <tt>--enable-</tt>_config_ or - # <tt>--disable-</tt>_config_ option. Returns true if the enable option is - # given, false if the disable option is given, and the default value - # otherwise. - # - # This can be useful for adding custom definitions, such as debug - # information. - # - # Example: - # - # if enable_config("debug") - # $defs.push("-DOSSL_DEBUG") unless $defs.include? "-DOSSL_DEBUG" - # end - # - def enable_config(config, default=nil) - if arg_config("--enable-"+config) - true - elsif arg_config("--disable-"+config) +# :startdoc: + +# Tests for the presence of a --with-<tt>config</tt> or --without-<tt>config</tt> +# option. Returns true if the with option is given, false if the without +# option is given, and the default value otherwise. +# +# This can be useful for adding custom definitions, such as debug information. +# +# Example: +# +# if with_config("debug") +# $defs.push("-DOSSL_DEBUG") unless $defs.include? "-DOSSL_DEBUG" +# end +# +def with_config(config, default=nil) + config = config.sub(/^--with[-_]/, '') + val = arg_config("--with-"+config) do + if arg_config("--without-"+config) false elsif block_given? yield(config, default) else - return default + break default end end + case val + when "yes" + true + when "no" + false + else + val + end +end - # Generates a header file consisting of the various macro definitions - # generated by other methods such as have_func and have_header. These are - # then wrapped in a custom <code>#ifndef</code> based on the +header+ file - # name, which defaults to "extconf.h". - # - # For example: - # - # # extconf.rb - # require 'mkmf' - # have_func('realpath') - # have_header('sys/utime.h') - # create_header - # create_makefile('foo') - # - # The above script would generate the following extconf.h file: - # - # #ifndef EXTCONF_H - # #define EXTCONF_H - # #define HAVE_REALPATH 1 - # #define HAVE_SYS_UTIME_H 1 - # #endif - # - # Given that the create_header method generates a file based on definitions - # set earlier in your extconf.rb file, you will probably want to make this - # one of the last methods you call in your script. - # - def create_header(header = "extconf.h") - message "creating %s\n", header - sym = header.tr_cpp - hdr = ["#ifndef #{sym}\n#define #{sym}\n"] - for line in $defs - case line - when /^-D([^=]+)(?:=(.*))?/ - hdr << "#define #$1 #{$2 ? Shellwords.shellwords($2)[0].gsub(/(?=\t+)/, "\\\n") : 1}\n" - when /^-U(.*)/ - hdr << "#undef #$1\n" - end - end - hdr << "#endif\n" - hdr = hdr.join - unless (IO.read(header) == hdr rescue false) - open(header, "wb") do |hfile| - hfile.write(hdr) - end - end - $extconf_h = header - end - - # Sets a +target+ name that the user can then use to configure various - # "with" options with on the command line by using that name. For example, - # if the target is set to "foo", then the user could use the - # <code>--with-foo-dir</code> command line option. - # - # You may pass along additional "include" or "lib" defaults via the - # +idefault+ and +ldefault+ parameters, respectively. - # - # Note that dir_config only adds to the list of places to search for - # libraries and include files. It does not link the libraries into your - # application. - # - def dir_config(target, idefault=nil, ldefault=nil) - if dir = with_config(target + "-dir", (idefault unless ldefault)) - defaults = Array === dir ? dir : dir.split(File::PATH_SEPARATOR) - idefault = ldefault = nil - end +# Tests for the presence of an --enable-<tt>config</tt> or +# --disable-<tt>config</tt> option. Returns true if the enable option is given, +# false if the disable option is given, and the default value otherwise. +# +# This can be useful for adding custom definitions, such as debug information. +# +# Example: +# +# if enable_config("debug") +# $defs.push("-DOSSL_DEBUG") unless $defs.include? "-DOSSL_DEBUG" +# end +# +def enable_config(config, default=nil) + if arg_config("--enable-"+config) + true + elsif arg_config("--disable-"+config) + false + elsif block_given? + yield(config, default) + else + return default + end +end - idir = with_config(target + "-include", idefault) - $arg_config.last[1] ||= "${#{target}-dir}/include" - ldir = with_config(target + "-lib", ldefault) - $arg_config.last[1] ||= "${#{target}-dir}/lib" +# Generates a header file consisting of the various macro definitions generated +# by other methods such as have_func and have_header. These are then wrapped in +# a custom #ifndef based on the +header+ file name, which defaults to +# 'extconf.h'. +# +# For example: +# +# # extconf.rb +# require 'mkmf' +# have_func('realpath') +# have_header('sys/utime.h') +# create_header +# create_makefile('foo') +# +# The above script would generate the following extconf.h file: +# +# #ifndef EXTCONF_H +# #define EXTCONF_H +# #define HAVE_REALPATH 1 +# #define HAVE_SYS_UTIME_H 1 +# #endif +# +# Given that the create_header method generates a file based on definitions +# set earlier in your extconf.rb file, you will probably want to make this +# one of the last methods you call in your script. +# +def create_header(header = "extconf.h") + message "creating %s\n", header + sym = header.tr_cpp + hdr = ["#ifndef #{sym}\n#define #{sym}\n"] + for line in $defs + case line + when /^-D([^=]+)(?:=(.*))?/ + hdr << "#define #$1 #{$2 ? Shellwords.shellwords($2)[0].gsub(/(?=\t+)/, "\\\n") : 1}\n" + when /^-U(.*)/ + hdr << "#undef #$1\n" + end + end + hdr << "#endif\n" + hdr = hdr.join + unless (IO.read(header) == hdr rescue false) + open(header, "wb") do |hfile| + hfile.write(hdr) + end + end + $extconf_h = header +end - idirs = idir ? Array === idir ? idir.dup : idir.split(File::PATH_SEPARATOR) : [] - if defaults - idirs.concat(defaults.collect {|d| d + "/include"}) - idir = ([idir] + idirs).compact.join(File::PATH_SEPARATOR) - end +# Sets a +target+ name that the user can then use to configure various 'with' +# options with on the command line by using that name. For example, if the +# target is set to "foo", then the user could use the --with-foo-dir command +# line option. +# +# You may pass along additional 'include' or 'lib' defaults via the +idefault+ +# and +ldefault+ parameters, respectively. +# +# Note that dir_config only adds to the list of places to search for libraries +# and include files. It does not link the libraries into your application. +# +def dir_config(target, idefault=nil, ldefault=nil) + if dir = with_config(target + "-dir", (idefault unless ldefault)) + defaults = Array === dir ? dir : dir.split(File::PATH_SEPARATOR) + idefault = ldefault = nil + end + + idir = with_config(target + "-include", idefault) + $arg_config.last[1] ||= "${#{target}-dir}/include" + ldir = with_config(target + "-lib", ldefault) + $arg_config.last[1] ||= "${#{target}-dir}/lib" + + idirs = idir ? Array === idir ? idir.dup : idir.split(File::PATH_SEPARATOR) : [] + if defaults + idirs.concat(defaults.collect {|d| d + "/include"}) + idir = ([idir] + idirs).compact.join(File::PATH_SEPARATOR) + end + unless idirs.empty? + idirs.collect! {|d| "-I" + d} + idirs -= Shellwords.shellwords($CPPFLAGS) unless idirs.empty? - idirs.collect! {|d| "-I" + d} - idirs -= Shellwords.shellwords($CPPFLAGS) - unless idirs.empty? - $CPPFLAGS = (idirs.quote << $CPPFLAGS).join(" ") - end - end - - ldirs = ldir ? Array === ldir ? ldir.dup : ldir.split(File::PATH_SEPARATOR) : [] - if defaults - ldirs.concat(defaults.collect {|d| d + "/lib"}) - ldir = ([ldir] + ldirs).compact.join(File::PATH_SEPARATOR) - end - $LIBPATH = ldirs | $LIBPATH - - [idir, ldir] - end - - # :stopdoc: - - # Handles meta information about installed libraries. Uses your platform's - # pkg-config program if it has one. - def pkg_config(pkg) - if pkgconfig = with_config("#{pkg}-config") and find_executable0(pkgconfig) - # iff package specific config command is given - get = proc {|opt| `#{pkgconfig} --#{opt}`.chomp} - elsif ($PKGCONFIG ||= - (pkgconfig = with_config("pkg-config", ("pkg-config" unless CROSS_COMPILING))) && - find_executable0(pkgconfig) && pkgconfig) and - system("#{$PKGCONFIG} --exists #{pkg}") - # default to pkg-config command - get = proc {|opt| `#{$PKGCONFIG} --#{opt} #{pkg}`.chomp} - elsif find_executable0(pkgconfig = "#{pkg}-config") - # default to package specific config command, as a last resort. - get = proc {|opt| `#{pkgconfig} --#{opt}`.chomp} - end - if get - cflags = get['cflags'] - ldflags = get['libs'] - libs = get['libs-only-l'] - ldflags = (Shellwords.shellwords(ldflags) - Shellwords.shellwords(libs)).quote.join(" ") - $CFLAGS += " " << cflags - $LDFLAGS += " " << ldflags - $libs += " " << libs - Logging::message "package configuration for %s\n", pkg - Logging::message "cflags: %s\nldflags: %s\nlibs: %s\n\n", - cflags, ldflags, libs - [cflags, ldflags, libs] - else - Logging::message "package configuration for %s is not found\n", pkg - nil + $CPPFLAGS = (idirs.quote << $CPPFLAGS).join(" ") end end - def with_destdir(dir) - dir = dir.sub($dest_prefix_pattern, '') - /\A\$[\(\{]/ =~ dir ? dir : "$(DESTDIR)"+dir + ldirs = ldir ? Array === ldir ? ldir.dup : ldir.split(File::PATH_SEPARATOR) : [] + if defaults + ldirs.concat(defaults.collect {|d| d + "/lib"}) + ldir = ([ldir] + ldirs).compact.join(File::PATH_SEPARATOR) end + $LIBPATH = ldirs | $LIBPATH - # Converts forward slashes to backslashes. Aimed at MS Windows. - # - # Internal use only. - # - def winsep(s) - s.tr('/', '\\') - end + [idir, ldir] +end - # Converts native path to format acceptable in Makefile - # - # Internal use only. - # - if !CROSS_COMPILING - case CONFIG['build_os'] - when 'mingw32' - def mkintpath(path) - # mingw uses make from msys and it needs special care - # converts from C:\some\path to /C/some/path - path = path.dup - path.tr!('\\', '/') - path.sub!(/\A([A-Za-z]):(?=\/)/, '/\1') - path - end - end +# :stopdoc: + +# Handles meta information about installed libraries. Uses your platform's +# pkg-config program if it has one. +def pkg_config(pkg) + if pkgconfig = with_config("#{pkg}-config") and find_executable0(pkgconfig) + # iff package specific config command is given + get = proc {|opt| `#{pkgconfig} --#{opt}`.chomp} + elsif ($PKGCONFIG ||= + (pkgconfig = with_config("pkg-config", ("pkg-config" unless CROSS_COMPILING))) && + find_executable0(pkgconfig) && pkgconfig) and + system("#{$PKGCONFIG} --exists #{pkg}") + # default to pkg-config command + get = proc {|opt| `#{$PKGCONFIG} --#{opt} #{pkg}`.chomp} + elsif find_executable0(pkgconfig = "#{pkg}-config") + # default to package specific config command, as a last resort. + get = proc {|opt| `#{pkgconfig} --#{opt}`.chomp} + end + if get + cflags = get['cflags'] + ldflags = get['libs'] + libs = get['libs-only-l'] + ldflags = (Shellwords.shellwords(ldflags) - Shellwords.shellwords(libs)).quote.join(" ") + $CFLAGS += " " << cflags + $LDFLAGS += " " << ldflags + $libs += " " << libs + Logging::message "package configuration for %s\n", pkg + Logging::message "cflags: %s\nldflags: %s\nlibs: %s\n\n", + cflags, ldflags, libs + [cflags, ldflags, libs] + else + Logging::message "package configuration for %s is not found\n", pkg + nil end - unless defined?(mkintpath) +end + +def with_destdir(dir) + dir = dir.sub($dest_prefix_pattern, '') + /\A\$[\(\{]/ =~ dir ? dir : "$(DESTDIR)"+dir +end + +# Converts forward slashes to backslashes. Aimed at MS Windows. +# +# Internal use only. +# +def winsep(s) + s.tr('/', '\\') +end + +# Converts native path to format acceptable in Makefile +# +# Internal use only. +# +if !CROSS_COMPILING + case CONFIG['build_os'] + when 'mingw32' def mkintpath(path) + # mingw uses make from msys and it needs special care + # converts from C:\some\path to /C/some/path + path = path.dup + path.tr!('\\', '/') + path.sub!(/\A([A-Za-z]):(?=\/)/, '/\1') path end end +end +unless defined?(mkintpath) + def mkintpath(path) + path + end +end - def configuration(srcdir) - mk = [] - vpath = $VPATH.dup - if !CROSS_COMPILING - case CONFIG['build_os'] - when 'cygwin' - if CONFIG['target_os'] != 'cygwin' - vpath = vpath.map {|p| p.sub(/.*/, '$(shell cygpath -u \&)')} - end +def configuration(srcdir) + mk = [] + vpath = $VPATH.dup + if !CROSS_COMPILING + case CONFIG['build_os'] + when 'cygwin' + if CONFIG['target_os'] != 'cygwin' + vpath = vpath.map {|p| p.sub(/.*/, '$(shell cygpath -u \&)')} end end - CONFIG["hdrdir"] ||= $hdrdir - mk << %{ + end + CONFIG["hdrdir"] ||= $hdrdir + mk << %{ SHELL = /bin/sh # V=0 quiet, V=1 verbose. other values don't work. @@ -1722,31 +1690,31 @@ hdrdir = #{mkintpath(CONFIG["hdrdir"]).quote} arch_hdrdir = #{$arch_hdrdir.quote} VPATH = #{vpath.join(CONFIG['PATH_SEPARATOR'])} } - if $extmk - mk << "RUBYLIB =\n""RUBYOPT = -\n" - end - if destdir = CONFIG["prefix"][$dest_prefix_pattern, 1] - mk << "\nDESTDIR = #{destdir}\n" - end - CONFIG.each do |key, var| - next unless /prefix$/ =~ key - mk << "#{key} = #{with_destdir(var)}\n" - end - CONFIG.each do |key, var| - next if /^abs_/ =~ key - next if /^(?:src|top|hdr)dir$/ =~ key - next unless /dir$/ =~ key - mk << "#{key} = #{with_destdir(var)}\n" - end - if !$extmk and !$configure_args.has_key?('--ruby') and - sep = config_string('BUILD_FILE_SEPARATOR') - sep = ":/=#{sep}" - else - sep = "" - end - possible_command = (proc {|s| s if /top_srcdir/ !~ s} unless $extmk) - extconf_h = $extconf_h ? "-DRUBY_EXTCONF_H=\\\"$(RUBY_EXTCONF_H)\\\" " : $defs.join(" ") << " " - mk << %{ + if $extmk + mk << "RUBYLIB =\n""RUBYOPT = -\n" + end + if destdir = CONFIG["prefix"][$dest_prefix_pattern, 1] + mk << "\nDESTDIR = #{destdir}\n" + end + CONFIG.each do |key, var| + next unless /prefix$/ =~ key + mk << "#{key} = #{with_destdir(var)}\n" + end + CONFIG.each do |key, var| + next if /^abs_/ =~ key + next if /^(?:src|top|hdr)dir$/ =~ key + next unless /dir$/ =~ key + mk << "#{key} = #{with_destdir(var)}\n" + end + if !$extmk and !$configure_args.has_key?('--ruby') and + sep = config_string('BUILD_FILE_SEPARATOR') + sep = ":/=#{sep}" + else + sep = "" + end + possible_command = (proc {|s| s if /top_srcdir/ !~ s} unless $extmk) + extconf_h = $extconf_h ? "-DRUBY_EXTCONF_H=\\\"$(RUBY_EXTCONF_H)\\\" " : $defs.join(" ") << " " + mk << %{ NULLCMD = #{CONFIG['NULLCMD']} CC = #{CONFIG['CC']} @@ -1798,23 +1766,23 @@ COPY = #{config_string('CP', &possible_command) || '@$(RUBY) -run -e cp -- -v'} preload = #{defined?($preload) && $preload ? $preload.join(' ') : ''} } - if $nmake == ?b - mk.each do |x| - x.gsub!(/^(MAKEDIRS|INSTALL_(?:PROG|DATA))+\s*=.*\n/) do - "!ifndef " + $1 + "\n" + - $& + - "!endif\n" - end + if $nmake == ?b + mk.each do |x| + x.gsub!(/^(MAKEDIRS|INSTALL_(?:PROG|DATA))+\s*=.*\n/) do + "!ifndef " + $1 + "\n" + + $& + + "!endif\n" end end - mk end - # :startdoc: + mk +end +# :startdoc: - # creates a stub Makefile. - # - def dummy_makefile(srcdir) - configuration(srcdir) << <<RULES << CLEANINGS +# creates a stub Makefile. +# +def dummy_makefile(srcdir) + configuration(srcdir) << <<RULES << CLEANINGS CLEANFILES = #{$cleanfiles.join(' ')} DISTCLEANFILES = #{$distcleanfiles.join(' ')} @@ -1823,199 +1791,198 @@ all install static install-so install-rb: Makefile .PHONY: clean clean-so clean-rb RULES - end +end - # Processes the data contents of the "depend" file. Each line of this file - # is expected to be a file name. - # - # Returns the output of findings, in Makefile format. - # - def depend_rules(depend) - suffixes = [] - depout = [] - cont = implicit = nil - impconv = proc do - COMPILE_RULES.each {|rule| depout << (rule % implicit[0]) << implicit[1]} - implicit = nil - end - ruleconv = proc do |line| - if implicit - if /\A\t/ =~ line - implicit[1] << line - next - else - impconv[] - end - end - if m = /\A\.(\w+)\.(\w+)(?:\s*:)/.match(line) - suffixes << m[1] << m[2] - implicit = [[m[1], m[2]], [m.post_match]] +# Processes the data contents of the "depend" file. +# Each line of this file is expected to be a file name. +# +# Returns the output of findings, in Makefile format. +# +def depend_rules(depend) + suffixes = [] + depout = [] + cont = implicit = nil + impconv = proc do + COMPILE_RULES.each {|rule| depout << (rule % implicit[0]) << implicit[1]} + implicit = nil + end + ruleconv = proc do |line| + if implicit + if /\A\t/ =~ line + implicit[1] << line next - elsif RULE_SUBST and /\A(?!\s*\w+\s*=)[$\w][^#]*:/ =~ line - line.gsub!(%r"(\s)(?!\.)([^$(){}+=:\s\/\\,]+)(?=\s|\z)") {$1 + RULE_SUBST % $2} - end - depout << line - end - depend.each_line do |line| - line.gsub!(/\.o\b/, ".#{$OBJEXT}") - line.gsub!(/\$\((?:hdr|top)dir\)\/config.h/, $config_h) - line.gsub!(%r"\$\(hdrdir\)/(?!ruby(?![^:;/\s]))(?=[-\w]+\.h)", '\&ruby/') - if $nmake && /\A\s*\$\(RM|COPY\)/ =~ line - line.gsub!(%r"[-\w\./]{2,}"){$&.tr("/", "\\")} - line.gsub!(/(\$\((?!RM|COPY)[^:)]+)(?=\))/, '\1:/=\\') - end - if /(?:^|[^\\])(?:\\\\)*\\$/ =~ line - (cont ||= []) << line - next - elsif cont - line = (cont << line).join - cont = nil - end - ruleconv.call(line) - end - if cont - ruleconv.call(cont.join) - elsif implicit - impconv.call - end - unless suffixes.empty? - depout.unshift(".SUFFIXES: ." + suffixes.uniq.join(" .") + "\n\n") - end - depout.unshift("$(OBJS): $(RUBY_EXTCONF_H)\n\n") if $extconf_h - depout.flatten! - depout - end - - # Generates the Makefile for your extension, passing along any options and - # preprocessor constants that you may have generated through other methods. - # - # The +target+ name should correspond the name of the global function name - # defined within your C extension, minus the +Init_+. For example, if your - # C extension is defined as +Init_foo+, then your target would simply be - # "foo". - # - # If any "/" characters are present in the target name, only the last name - # is interpreted as the target name, and the rest are considered toplevel - # directory names, and the generated Makefile will be altered accordingly to - # follow that directory structure. - # - # For example, if you pass "test/foo" as a target name, your extension will - # be installed under the "test" directory. This means that in order to - # load the file within a Ruby program later, that directory structure will - # have to be followed, e.g. <code>require 'test/foo'</code>. - # - # The +srcprefix+ should be used when your source files are not in the same - # directory as your build script. This will not only eliminate the need for - # you to manually copy the source files into the same directory as your - # build script, but it also sets the proper +target_prefix+ in the generated - # Makefile. - # - # Setting the +target_prefix+ will, in turn, install the generated binary in - # a directory under your <code>RbConfig::CONFIG['sitearchdir']</code> that - # mimics your local filesystem when you run <code>make install</code>. - # - # For example, given the following file tree: - # - # ext/ - # extconf.rb - # test/ - # foo.c - # - # And given the following code: - # - # create_makefile('test/foo', 'test') - # - # That will set the +target_prefix+ in the generated Makefile to "test". - # That, in turn, will create the following file tree when installed via the - # <code>make install</code> command: - # - # /path/to/ruby/sitearchdir/test/foo.so - # - # It is recommended that you use this approach to generate your makefiles, - # instead of copying files around manually, because some third party - # libraries may depend on the +target_prefix+ being set properly. - # - # The +srcprefix+ argument can be used to override the default source - # directory, i.e. the current directory. It is included as part of the - # +VPATH+ and added to the list of +INCFLAGS+. - # - def create_makefile(target, srcprefix = nil) - $target = target - libpath = $DEFLIBPATH|$LIBPATH - message "creating Makefile\n" - rm_f "conftest*" - if CONFIG["DLEXT"] == $OBJEXT - for lib in libs = $libs.split - lib.sub!(/-l(.*)/, %%"lib\\1.#{$LIBEXT}"%) + else + impconv[] end - $defs.push(format("-DEXTLIB='%s'", libs.join(","))) end + if m = /\A\.(\w+)\.(\w+)(?:\s*:)/.match(line) + suffixes << m[1] << m[2] + implicit = [[m[1], m[2]], [m.post_match]] + next + elsif RULE_SUBST and /\A(?!\s*\w+\s*=)[$\w][^#]*:/ =~ line + line.gsub!(%r"(\s)(?!\.)([^$(){}+=:\s\/\\,]+)(?=\s|\z)") {$1 + RULE_SUBST % $2} + end + depout << line + end + depend.each_line do |line| + line.gsub!(/\.o\b/, ".#{$OBJEXT}") + line.gsub!(/\$\((?:hdr|top)dir\)\/config.h/, $config_h) + line.gsub!(%r"\$\(hdrdir\)/(?!ruby(?![^:;/\s]))(?=[-\w]+\.h)", '\&ruby/') + if $nmake && /\A\s*\$\(RM|COPY\)/ =~ line + line.gsub!(%r"[-\w\./]{2,}"){$&.tr("/", "\\")} + line.gsub!(/(\$\((?!RM|COPY)[^:)]+)(?=\))/, '\1:/=\\') + end + if /(?:^|[^\\])(?:\\\\)*\\$/ =~ line + (cont ||= []) << line + next + elsif cont + line = (cont << line).join + cont = nil + end + ruleconv.call(line) + end + if cont + ruleconv.call(cont.join) + elsif implicit + impconv.call + end + unless suffixes.empty? + depout.unshift(".SUFFIXES: ." + suffixes.uniq.join(" .") + "\n\n") + end + depout.unshift("$(OBJS): $(RUBY_EXTCONF_H)\n\n") if $extconf_h + depout.flatten! + depout +end - if target.include?('/') - target_prefix, target = File.split(target) - target_prefix[0,0] = '/' - else - target_prefix = "" - end +# Generates the Makefile for your extension, passing along any options and +# preprocessor constants that you may have generated through other methods. +# +# The +target+ name should correspond the name of the global function name +# defined within your C extension, minus the 'Init_'. For example, if your +# C extension is defined as 'Init_foo', then your target would simply be 'foo'. +# +# If any '/' characters are present in the target name, only the last name +# is interpreted as the target name, and the rest are considered toplevel +# directory names, and the generated Makefile will be altered accordingly to +# follow that directory structure. +# +# For example, if you pass 'test/foo' as a target name, your extension will +# be installed under the 'test' directory. This means that in order to +# load the file within a Ruby program later, that directory structure will +# have to be followed, e.g. "require 'test/foo'". +# +# The +srcprefix+ should be used when your source files are not in the same +# directory as your build script. This will not only eliminate the need for +# you to manually copy the source files into the same directory as your build +# script, but it also sets the proper +target_prefix+ in the generated +# Makefile. +# +# Setting the +target_prefix+ will, in turn, install the generated binary in +# a directory under your RbConfig::CONFIG['sitearchdir'] that mimics your local +# filesystem when you run 'make install'. +# +# For example, given the following file tree: +# +# ext/ +# extconf.rb +# test/ +# foo.c +# +# And given the following code: +# +# create_makefile('test/foo', 'test') +# +# That will set the +target_prefix+ in the generated Makefile to 'test'. That, +# in turn, will create the following file tree when installed via the +# 'make install' command: +# +# /path/to/ruby/sitearchdir/test/foo.so +# +# It is recommended that you use this approach to generate your makefiles, +# instead of copying files around manually, because some third party +# libraries may depend on the +target_prefix+ being set properly. +# +# The +srcprefix+ argument can be used to override the default source +# directory, i.e. the current directory . It is included as part of the VPATH +# and added to the list of INCFLAGS. +# +def create_makefile(target, srcprefix = nil) + $target = target + libpath = $DEFLIBPATH|$LIBPATH + message "creating Makefile\n" + rm_f "conftest*" + if CONFIG["DLEXT"] == $OBJEXT + for lib in libs = $libs.split + lib.sub!(/-l(.*)/, %%"lib\\1.#{$LIBEXT}"%) + end + $defs.push(format("-DEXTLIB='%s'", libs.join(","))) + end + + if target.include?('/') + target_prefix, target = File.split(target) + target_prefix[0,0] = '/' + else + target_prefix = "" + end - srcprefix ||= "$(srcdir)/#{srcprefix}".chomp('/') - RbConfig.expand(srcdir = srcprefix.dup) - - ext = ".#{$OBJEXT}" - orig_srcs = Dir[File.join(srcdir, "*.{#{SRC_EXT.join(%q{,})}}")] - if not $objs - srcs = $srcs || orig_srcs - objs = srcs.inject(Hash.new {[]}) {|h, f| h[File.basename(f, ".*") << ext] <<= f; h} - $objs = objs.keys - unless objs.delete_if {|b, f| f.size == 1}.empty? - dups = objs.sort.map {|b, f| - "#{b[/.*\./]}{#{f.collect {|n| n[/([^.]+)\z/]}.join(',')}}" - } - abort "source files duplication - #{dups.join(", ")}" - end - else - $objs.collect! {|o| File.basename(o, ".*") << ext} unless $OBJEXT == "o" - srcs = $srcs || $objs.collect {|o| o.chomp(ext) << ".c"} + srcprefix ||= "$(srcdir)/#{srcprefix}".chomp('/') + RbConfig.expand(srcdir = srcprefix.dup) + + ext = ".#{$OBJEXT}" + orig_srcs = Dir[File.join(srcdir, "*.{#{SRC_EXT.join(%q{,})}}")] + if not $objs + srcs = $srcs || orig_srcs + objs = srcs.inject(Hash.new {[]}) {|h, f| h[File.basename(f, ".*") << ext] <<= f; h} + $objs = objs.keys + unless objs.delete_if {|b, f| f.size == 1}.empty? + dups = objs.sort.map {|b, f| + "#{b[/.*\./]}{#{f.collect {|n| n[/([^.]+)\z/]}.join(',')}}" + } + abort "source files duplication - #{dups.join(", ")}" end - $srcs = srcs + else + $objs.collect! {|o| File.basename(o, ".*") << ext} unless $OBJEXT == "o" + srcs = $srcs || $objs.collect {|o| o.chomp(ext) << ".c"} + end + $srcs = srcs - target = nil if $objs.empty? + target = nil if $objs.empty? - if target and EXPORT_PREFIX - if File.exist?(File.join(srcdir, target + '.def')) - deffile = "$(srcdir)/$(TARGET).def" - unless EXPORT_PREFIX.empty? - makedef = %{-pe "$_.sub!(/^(?=\\w)/,'#{EXPORT_PREFIX}') unless 1../^EXPORTS$/i"} - end - else - makedef = %{-e "puts 'EXPORTS', '#{EXPORT_PREFIX}' + 'Init_$(TARGET)'.sub(/\\..*\\z/,'')"} - end - if makedef - $cleanfiles << '$(DEFFILE)' - origdef = deffile - deffile = "$(TARGET)-$(arch).def" + if target and EXPORT_PREFIX + if File.exist?(File.join(srcdir, target + '.def')) + deffile = "$(srcdir)/$(TARGET).def" + unless EXPORT_PREFIX.empty? + makedef = %{-pe "$_.sub!(/^(?=\\w)/,'#{EXPORT_PREFIX}') unless 1../^EXPORTS$/i"} end + else + makedef = %{-e "puts 'EXPORTS', '#{EXPORT_PREFIX}' + 'Init_$(TARGET)'.sub(/\\..*\\z/,'')"} end - origdef ||= '' - - if $extout and $INSTALLFILES - $cleanfiles.concat($INSTALLFILES.collect {|files, dir|File.join(dir, files.sub(/\A\.\//, ''))}) - $distcleandirs.concat($INSTALLFILES.collect {|files, dir| dir}) + if makedef + $cleanfiles << '$(DEFFILE)' + origdef = deffile + deffile = "$(TARGET)-$(arch).def" end + end + origdef ||= '' - if $extmk and not $extconf_h - create_header - end + if $extout and $INSTALLFILES + $cleanfiles.concat($INSTALLFILES.collect {|files, dir|File.join(dir, files.sub(/\A\.\//, ''))}) + $distcleandirs.concat($INSTALLFILES.collect {|files, dir| dir}) + end + + if $extmk and not $extconf_h + create_header + end - libpath = libpathflag(libpath) + libpath = libpathflag(libpath) - dllib = target ? "$(TARGET).#{CONFIG['DLEXT']}" : "" - staticlib = target ? "$(TARGET).#$LIBEXT" : "" - mfile = open("Makefile", "wb") - conf = configuration(srcprefix) - conf = yield(conf) if block_given? - mfile.puts(conf) - mfile.print " + dllib = target ? "$(TARGET).#{CONFIG['DLEXT']}" : "" + staticlib = target ? "$(TARGET).#$LIBEXT" : "" + mfile = open("Makefile", "wb") + conf = configuration(srcprefix) + conf = yield(conf) if block_given? + mfile.puts(conf) + mfile.print " libpath = #{($DEFLIBPATH|$LIBPATH).join(" ")} LIBPATH = #{libpath} DEFFILE = #{deffile} @@ -2038,10 +2005,10 @@ EXTSTATIC = #{$static || ""} STATIC_LIB = #{staticlib unless $static.nil?} #{!$extout && defined?($installed_list) ? "INSTALLED_LIST = #{$installed_list}\n" : ""} " #" - # TODO: fixme - install_dirs.each {|d| mfile.print("%-14s= %s\n" % d) if /^[[:upper:]]/ =~ d[0]} - n = ($extout ? '$(RUBYARCHDIR)/' : '') + '$(TARGET)' - mfile.print " + # TODO: fixme + install_dirs.each {|d| mfile.print("%-14s= %s\n" % d) if /^[[:upper:]]/ =~ d[0]} + n = ($extout ? '$(RUBYARCHDIR)/' : '') + '$(TARGET)' + mfile.print " TARGET_SO = #{($extout ? '$(RUBYARCHDIR)/' : '')}$(DLLIB) CLEANLIBS = #{n}.#{CONFIG['DLEXT']} #{config_string('cleanlibs') {|t| t.gsub(/\$\*/) {n}}} CLEANOBJS = *.#{$OBJEXT} #{config_string('cleanobjs') {|t| t.gsub(/\$\*/, "$(TARGET)#{deffile ? '-$(arch)': ''}")} if target} *.bak @@ -2051,331 +2018,307 @@ static: $(STATIC_LIB)#{$extout ? " install-rb" : ""} .PHONY: all install static install-so install-rb .PHONY: clean clean-so clean-rb " - mfile.print CLEANINGS - fsep = config_string('BUILD_FILE_SEPARATOR') {|s| s unless s == "/"} - if fsep - sep = ":/=#{fsep}" - fseprepl = proc {|s| - s = s.gsub("/", fsep) - s = s.gsub(/(\$\(\w+)(\))/) {$1+sep+$2} - s = s.gsub(/(\$\{\w+)(\})/) {$1+sep+$2} - } - rsep = ":#{fsep}=/" + mfile.print CLEANINGS + fsep = config_string('BUILD_FILE_SEPARATOR') {|s| s unless s == "/"} + if fsep + sep = ":/=#{fsep}" + fseprepl = proc {|s| + s = s.gsub("/", fsep) + s = s.gsub(/(\$\(\w+)(\))/) {$1+sep+$2} + s = s.gsub(/(\$\{\w+)(\})/) {$1+sep+$2} + } + rsep = ":#{fsep}=/" + else + fseprepl = proc {|s| s} + sep = "" + rsep = "" + end + dirs = [] + mfile.print "install: install-so install-rb\n\n" + sodir = (dir = "$(RUBYARCHDIR)").dup + mfile.print("install-so: ") + if target + f = "$(DLLIB)" + dest = "#{dir}/#{f}" + mfile.puts dir, "install-so: #{dest}" + if $extout + mfile.print "clean-so::\n" + mfile.print "\t@-$(RM) #{fseprepl[dest]}\n" + mfile.print "\t@-$(RMDIRS) #{fseprepl[dir]}#{$ignore_error}\n" else - fseprepl = proc {|s| s} - sep = "" - rsep = "" - end - dirs = [] - mfile.print "install: install-so install-rb\n\n" - sodir = (dir = "$(RUBYARCHDIR)").dup - mfile.print("install-so: ") - if target - f = "$(DLLIB)" - dest = "#{dir}/#{f}" - mfile.puts dir, "install-so: #{dest}" - if $extout - mfile.print "clean-so::\n" - mfile.print "\t@-$(RM) #{fseprepl[dest]}\n" - mfile.print "\t@-$(RMDIRS) #{fseprepl[dir]}#{$ignore_error}\n" - else - mfile.print "#{dest}: #{f}\n\t@-$(MAKEDIRS) $(@D#{sep})\n" - mfile.print "\t$(INSTALL_PROG) #{fseprepl[f]} $(@D#{sep})\n" - if defined?($installed_list) - mfile.print "\t@echo #{dir}/#{File.basename(f)}>>$(INSTALLED_LIST)\n" - end + mfile.print "#{dest}: #{f}\n\t@-$(MAKEDIRS) $(@D#{sep})\n" + mfile.print "\t$(INSTALL_PROG) #{fseprepl[f]} $(@D#{sep})\n" + if defined?($installed_list) + mfile.print "\t@echo #{dir}/#{File.basename(f)}>>$(INSTALLED_LIST)\n" end - else - mfile.puts "Makefile" end - mfile.print("install-rb: pre-install-rb install-rb-default\n") - mfile.print("install-rb-default: pre-install-rb-default\n") - mfile.print("pre-install-rb: Makefile\n") - mfile.print("pre-install-rb-default: Makefile\n") - for sfx, i in [["-default", [["lib/**/*.rb", "$(RUBYLIBDIR)", "lib"]]], ["", $INSTALLFILES]] - files = install_files(mfile, i, nil, srcprefix) or next - for dir, *files in files - unless dirs.include?(dir) - dirs << dir - mfile.print "pre-install-rb#{sfx}: #{dir}\n" + else + mfile.puts "Makefile" + end + mfile.print("install-rb: pre-install-rb install-rb-default\n") + mfile.print("install-rb-default: pre-install-rb-default\n") + mfile.print("pre-install-rb: Makefile\n") + mfile.print("pre-install-rb-default: Makefile\n") + for sfx, i in [["-default", [["lib/**/*.rb", "$(RUBYLIBDIR)", "lib"]]], ["", $INSTALLFILES]] + files = install_files(mfile, i, nil, srcprefix) or next + for dir, *files in files + unless dirs.include?(dir) + dirs << dir + mfile.print "pre-install-rb#{sfx}: #{dir}\n" + end + for f in files + dest = "#{dir}/#{File.basename(f)}" + mfile.print("install-rb#{sfx}: #{dest} #{dir}\n") + mfile.print("#{dest}: #{f}\n") + mfile.print("\t$(Q) $(#{$extout ? 'COPY' : 'INSTALL_DATA'}) #{f} $(@D#{sep})\n") + if defined?($installed_list) and !$extout + mfile.print("\t@echo #{dest}>>$(INSTALLED_LIST)\n") end - for f in files - dest = "#{dir}/#{File.basename(f)}" - mfile.print("install-rb#{sfx}: #{dest} #{dir}\n") - mfile.print("#{dest}: #{f}\n") - mfile.print("\t$(Q) $(#{$extout ? 'COPY' : 'INSTALL_DATA'}) #{f} $(@D#{sep})\n") - if defined?($installed_list) and !$extout - mfile.print("\t@echo #{dest}>>$(INSTALLED_LIST)\n") - end - if $extout - mfile.print("clean-rb#{sfx}::\n") - mfile.print("\t@-$(RM) #{fseprepl[dest]}\n") - end + if $extout + mfile.print("clean-rb#{sfx}::\n") + mfile.print("\t@-$(RM) #{fseprepl[dest]}\n") end end - mfile.print "pre-install-rb#{sfx}:\n" - mfile.print("\t$(ECHO) installing#{sfx.sub(/^-/, " ")} #{target} libraries\n") - if $extout - dirs.uniq! - unless dirs.empty? - mfile.print("clean-rb#{sfx}::\n") - for dir in dirs.sort_by {|d| -d.count('/')} - mfile.print("\t@-$(RMDIRS) #{fseprepl[dir]}#{$ignore_error}\n") - end + end + mfile.print "pre-install-rb#{sfx}:\n" + mfile.print("\t$(ECHO) installing#{sfx.sub(/^-/, " ")} #{target} libraries\n") + if $extout + dirs.uniq! + unless dirs.empty? + mfile.print("clean-rb#{sfx}::\n") + for dir in dirs.sort_by {|d| -d.count('/')} + mfile.print("\t@-$(RMDIRS) #{fseprepl[dir]}#{$ignore_error}\n") end end end - dirs.unshift(sodir) if target and !dirs.include?(sodir) - dirs.each {|d| mfile.print "#{d}:\n\t$(Q) $(MAKEDIRS) $@\n"} + end + dirs.unshift(sodir) if target and !dirs.include?(sodir) + dirs.each {|d| mfile.print "#{d}:\n\t$(Q) $(MAKEDIRS) $@\n"} - mfile.print <<-SITEINSTALL + mfile.print <<-SITEINSTALL site-install: site-install-so site-install-rb site-install-so: install-so site-install-rb: install-rb - SITEINSTALL - - return unless target + SITEINSTALL - mfile.puts SRC_EXT.collect {|e| ".path.#{e} = $(VPATH)"} if $nmake == ?b - mfile.print ".SUFFIXES: .#{SRC_EXT.join(' .')} .#{$OBJEXT}\n" - mfile.print "\n" + return unless target - compile_command = "\n\t$(ECHO) compiling $(<#{rsep})\n\t$(Q) %s\n\n" - CXX_EXT.each do |e| - COMPILE_RULES.each do |rule| - mfile.printf(rule, e, $OBJEXT) - mfile.printf(compile_command, COMPILE_CXX) - end - end - C_EXT.each do |e| - COMPILE_RULES.each do |rule| - mfile.printf(rule, e, $OBJEXT) - mfile.printf(compile_command, COMPILE_C) - end - end + mfile.puts SRC_EXT.collect {|e| ".path.#{e} = $(VPATH)"} if $nmake == ?b + mfile.print ".SUFFIXES: .#{SRC_EXT.join(' .')} .#{$OBJEXT}\n" + mfile.print "\n" - mfile.print "$(RUBYARCHDIR)/" if $extout - mfile.print "$(DLLIB): " - mfile.print "$(DEFFILE) " if makedef - mfile.print "$(OBJS) Makefile\n" - mfile.print "\t$(ECHO) linking shared-object #{target_prefix.sub(/\A\/(.*)/, '\1/')}$(DLLIB)\n" - mfile.print "\t@-$(RM) $(@#{sep})\n" - mfile.print "\t@-$(MAKEDIRS) $(@D)\n" if $extout - link_so = LINK_SO.gsub(/^/, "\t$(Q) ") - if srcs.any?(&%r"\.(?:#{CXX_EXT.join('|')})\z".method(:===)) - link_so = link_so.sub(/\bLDSHARED\b/, '\&XX') - end - mfile.print link_so, "\n\n" - unless $static.nil? - mfile.print "$(STATIC_LIB): $(OBJS)\n\t@-$(RM) $(@#{sep})\n\t" - mfile.print "$(ECHO) linking static-library $(@#{rsep})\n\t$(Q) " - mfile.print "$(AR) #{config_string('ARFLAGS') || 'cru '}$@ $(OBJS)" - config_string('RANLIB') do |ranlib| - mfile.print "\n\t@-#{ranlib} $(DLLIB) 2> /dev/null || true" - end + compile_command = "\n\t$(ECHO) compiling $(<#{rsep})\n\t$(Q) %s\n\n" + CXX_EXT.each do |e| + COMPILE_RULES.each do |rule| + mfile.printf(rule, e, $OBJEXT) + mfile.printf(compile_command, COMPILE_CXX) end - mfile.print "\n\n" - if makedef - mfile.print "$(DEFFILE): #{origdef}\n" - mfile.print "\t$(ECHO) generating $(@#{rsep})\n" - mfile.print "\t$(Q) $(RUBY) #{makedef} #{origdef} > $@\n\n" + end + C_EXT.each do |e| + COMPILE_RULES.each do |rule| + mfile.printf(rule, e, $OBJEXT) + mfile.printf(compile_command, COMPILE_C) end + end - depend = File.join(srcdir, "depend") - if File.exist?(depend) - mfile.print("###\n", *depend_rules(File.read(depend))) - else - headers = %w[$(hdrdir)/ruby.h $(hdrdir)/ruby/defines.h] - if RULE_SUBST - headers.each {|h| h.sub!(/.*/, &RULE_SUBST.method(:%))} - end - headers << $config_h - headers << '$(RUBY_EXTCONF_H)' if $extconf_h - mfile.print "$(OBJS): ", headers.join(' '), "\n" + mfile.print "$(RUBYARCHDIR)/" if $extout + mfile.print "$(DLLIB): " + mfile.print "$(DEFFILE) " if makedef + mfile.print "$(OBJS) Makefile\n" + mfile.print "\t$(ECHO) linking shared-object #{target_prefix.sub(/\A\/(.*)/, '\1/')}$(DLLIB)\n" + mfile.print "\t@-$(RM) $(@#{sep})\n" + mfile.print "\t@-$(MAKEDIRS) $(@D)\n" if $extout + link_so = LINK_SO.gsub(/^/, "\t$(Q) ") + if srcs.any?(&%r"\.(?:#{CXX_EXT.join('|')})\z".method(:===)) + link_so = link_so.sub(/\bLDSHARED\b/, '\&XX') + end + mfile.print link_so, "\n\n" + unless $static.nil? + mfile.print "$(STATIC_LIB): $(OBJS)\n\t@-$(RM) $(@#{sep})\n\t" + mfile.print "$(ECHO) linking static-library $(@#{rsep})\n\t$(Q) " + mfile.print "$(AR) #{config_string('ARFLAGS') || 'cru '}$@ $(OBJS)" + config_string('RANLIB') do |ranlib| + mfile.print "\n\t@-#{ranlib} $(DLLIB) 2> /dev/null || true" end + end + mfile.print "\n\n" + if makedef + mfile.print "$(DEFFILE): #{origdef}\n" + mfile.print "\t$(ECHO) generating $(@#{rsep})\n" + mfile.print "\t$(Q) $(RUBY) #{makedef} #{origdef} > $@\n\n" + end - $makefile_created = true - ensure - mfile.close if mfile - end - - # :stopdoc: - - def init_mkmf(config = CONFIG, rbconfig = RbConfig::CONFIG) - $makefile_created = false - $arg_config = [] - $enable_shared = config['ENABLE_SHARED'] == 'yes' - $defs = [] - $extconf_h = nil - 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') - RbConfig.expand(rbconfig['warnflags'] = config['warnflags'].dup) - config.each do |key, val| - RbConfig.expand(rbconfig[key] = val.dup) if /warnflags/ =~ val - end - $warnflags = config['warnflags'] unless $extmk - end - $CFLAGS = with_config("cflags", arg_config("CFLAGS", config["CFLAGS"])).dup - $ARCH_FLAG = with_config("arch_flag", arg_config("ARCH_FLAG", config["ARCH_FLAG"])).dup - $CPPFLAGS = with_config("cppflags", arg_config("CPPFLAGS", config["CPPFLAGS"])).dup - $LDFLAGS = with_config("ldflags", arg_config("LDFLAGS", config["LDFLAGS"])).dup - $INCFLAGS = "-I$(arch_hdrdir)" - $INCFLAGS << " -I$(hdrdir)/ruby/backward" unless $extmk - $INCFLAGS << " -I$(hdrdir) -I$(srcdir)" - $DLDFLAGS = with_config("dldflags", arg_config("DLDFLAGS", config["DLDFLAGS"])).dup - $LIBEXT = config['LIBEXT'].dup - $OBJEXT = config["OBJEXT"].dup - $LIBS = "#{config['LIBS']} #{config['DLDLIBS']}" - $LIBRUBYARG = "" - $LIBRUBYARG_STATIC = config['LIBRUBYARG_STATIC'] - $LIBRUBYARG_SHARED = config['LIBRUBYARG_SHARED'] - $DEFLIBPATH = [$extmk ? "$(topdir)" : "$(libdir)"] - $DEFLIBPATH.unshift(".") - $LIBPATH = [] - $INSTALLFILES = [] - $NONINSTALLFILES = [/~\z/, /\A#.*#\z/, /\A\.#/, /\.bak\z/i, /\.orig\z/, /\.rej\z/, /\.l[ao]\z/, /\.o\z/] - $VPATH = %w[$(srcdir) $(arch_hdrdir)/ruby $(hdrdir)/ruby] - - $objs = nil - $srcs = nil - $libs = "" - if $enable_shared or RbConfig.expand(config["LIBRUBY"].dup) != RbConfig.expand(config["LIBRUBY_A"].dup) - $LIBRUBYARG = config['LIBRUBYARG'] + depend = File.join(srcdir, "depend") + if File.exist?(depend) + mfile.print("###\n", *depend_rules(File.read(depend))) + else + headers = %w[$(hdrdir)/ruby.h $(hdrdir)/ruby/defines.h] + if RULE_SUBST + headers.each {|h| h.sub!(/.*/, &RULE_SUBST.method(:%))} end + headers << $config_h + headers << '$(RUBY_EXTCONF_H)' if $extconf_h + mfile.print "$(OBJS): ", headers.join(' '), "\n" + end - $LOCAL_LIBS = "" - - $cleanfiles = config_string('CLEANFILES') {|s| Shellwords.shellwords(s)} || [] - $cleanfiles << "mkmf.log" - $distcleanfiles = config_string('DISTCLEANFILES') {|s| Shellwords.shellwords(s)} || [] - $distcleandirs = config_string('DISTCLEANDIRS') {|s| Shellwords.shellwords(s)} || [] + $makefile_created = true +ensure + mfile.close if mfile +end - $extout ||= nil - $extout_prefix ||= nil +# :stopdoc: - $arg_config.clear - dir_config("opt") - end +def init_mkmf(config = CONFIG, rbconfig = RbConfig::CONFIG) + $makefile_created = false + $arg_config = [] + $enable_shared = config['ENABLE_SHARED'] == 'yes' + $defs = [] + $extconf_h = nil + 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') + RbConfig.expand(rbconfig['warnflags'] = config['warnflags'].dup) + config.each do |key, val| + RbConfig.expand(rbconfig[key] = val.dup) if /warnflags/ =~ val + end + $warnflags = config['warnflags'] unless $extmk + end + $CFLAGS = with_config("cflags", arg_config("CFLAGS", config["CFLAGS"])).dup + $ARCH_FLAG = with_config("arch_flag", arg_config("ARCH_FLAG", config["ARCH_FLAG"])).dup + $CPPFLAGS = with_config("cppflags", arg_config("CPPFLAGS", config["CPPFLAGS"])).dup + $LDFLAGS = with_config("ldflags", arg_config("LDFLAGS", config["LDFLAGS"])).dup + $INCFLAGS = "-I$(arch_hdrdir)" + $INCFLAGS << " -I$(hdrdir)/ruby/backward" unless $extmk + $INCFLAGS << " -I$(hdrdir) -I$(srcdir)" + $DLDFLAGS = with_config("dldflags", arg_config("DLDFLAGS", config["DLDFLAGS"])).dup + $LIBEXT = config['LIBEXT'].dup + $OBJEXT = config["OBJEXT"].dup + $LIBS = "#{config['LIBS']} #{config['DLDLIBS']}" + $LIBRUBYARG = "" + $LIBRUBYARG_STATIC = config['LIBRUBYARG_STATIC'] + $LIBRUBYARG_SHARED = config['LIBRUBYARG_SHARED'] + $DEFLIBPATH = [$extmk ? "$(topdir)" : "$(libdir)"] + $DEFLIBPATH.unshift(".") + $LIBPATH = [] + $INSTALLFILES = [] + $NONINSTALLFILES = [/~\z/, /\A#.*#\z/, /\A\.#/, /\.bak\z/i, /\.orig\z/, /\.rej\z/, /\.l[ao]\z/, /\.o\z/] + $VPATH = %w[$(srcdir) $(arch_hdrdir)/ruby $(hdrdir)/ruby] + + $objs = nil + $srcs = nil + $libs = "" + if $enable_shared or RbConfig.expand(config["LIBRUBY"].dup) != RbConfig.expand(config["LIBRUBY_A"].dup) + $LIBRUBYARG = config['LIBRUBYARG'] + end + + $LOCAL_LIBS = "" + + $cleanfiles = config_string('CLEANFILES') {|s| Shellwords.shellwords(s)} || [] + $cleanfiles << "mkmf.log" + $distcleanfiles = config_string('DISTCLEANFILES') {|s| Shellwords.shellwords(s)} || [] + $distcleandirs = config_string('DISTCLEANDIRS') {|s| Shellwords.shellwords(s)} || [] + + $extout ||= nil + $extout_prefix ||= nil + + $arg_config.clear + dir_config("opt") +end - FailedMessage = <<MESSAGE -Could not create Makefile due to some reason, probably lack of necessary -libraries and/or headers. Check the mkmf.log file for more details. You may -need configuration options. +FailedMessage = <<MESSAGE +Could not create Makefile due to some reason, probably lack of +necessary libraries and/or headers. Check the mkmf.log file for more +details. You may need configuration options. Provided configuration options: MESSAGE - # Returns whether or not the Makefile was successfully generated. If not, - # the script will abort with an error message. - # - # Internal use only. - # - def mkmf_failed(path) - unless $makefile_created or File.exist?("Makefile") - opts = $arg_config.collect {|t, n| "\t#{t}#{n ? "=#{n}" : ""}\n"} - abort "*** #{path} failed ***\n" + FailedMessage + opts.join - end +# Returns whether or not the Makefile was successfully generated. If not, +# the script will abort with an error message. +# +# Internal use only. +# +def mkmf_failed(path) + unless $makefile_created or File.exist?("Makefile") + opts = $arg_config.collect {|t, n| "\t#{t}#{n ? "=#{n}" : ""}\n"} + abort "*** #{path} failed ***\n" + FailedMessage + opts.join end +end - # Initializes mkmf for creating a makefile. - # - # Internal use only. - # - def make_makefile - init_mkmf - - $make = with_config("make-prog", ENV["MAKE"] || "make") - make, = Shellwords.shellwords($make) - $nmake = nil - case - when $mswin - $nmake = ?m if /nmake/i =~ make - when $bccwin - $nmake = ?b if /Borland/i =~ `#{make} -h` - end - $ignore_error = $nmake ? '' : ' 2> /dev/null || true' +# :startdoc: - RbConfig::CONFIG["srcdir"] = CONFIG["srcdir"] = - $srcdir = arg_config("--srcdir", File.dirname($0)) - $configure_args["--topsrcdir"] ||= $srcdir - if $curdir = arg_config("--curdir") - RbConfig.expand(curdir = $curdir.dup) - else - curdir = $curdir = "." - end - unless File.expand_path(RbConfig::CONFIG["topdir"]) == File.expand_path(curdir) - CONFIG["topdir"] = $curdir - RbConfig::CONFIG["topdir"] = curdir - end - $configure_args["--topdir"] ||= $curdir - $ruby = arg_config("--ruby", File.join(RbConfig::CONFIG["bindir"], CONFIG["ruby_install_name"])) - end +init_mkmf - # :startdoc: +$make = with_config("make-prog", ENV["MAKE"] || "make") +make, = Shellwords.shellwords($make) +$nmake = nil +case +when $mswin + $nmake = ?m if /nmake/i =~ make +when $bccwin + $nmake = ?b if /Borland/i =~ `#{make} -h` +end +$ignore_error = $nmake ? '' : ' 2> /dev/null || true' + +RbConfig::CONFIG["srcdir"] = CONFIG["srcdir"] = + $srcdir = arg_config("--srcdir", File.dirname($0)) +$configure_args["--topsrcdir"] ||= $srcdir +if $curdir = arg_config("--curdir") + RbConfig.expand(curdir = $curdir.dup) +else + curdir = $curdir = "." +end +unless File.expand_path(RbConfig::CONFIG["topdir"]) == File.expand_path(curdir) + CONFIG["topdir"] = $curdir + RbConfig::CONFIG["topdir"] = curdir +end +$configure_args["--topdir"] ||= $curdir +$ruby = arg_config("--ruby", File.join(RbConfig::CONFIG["bindir"], CONFIG["ruby_install_name"])) - split = Shellwords.method(:shellwords).to_proc +split = Shellwords.method(:shellwords).to_proc - EXPORT_PREFIX = config_string('EXPORT_PREFIX') {|s| s.strip} +EXPORT_PREFIX = config_string('EXPORT_PREFIX') {|s| s.strip} - hdr = ['#include "ruby.h"' "\n"] - config_string('COMMON_MACROS') do |s| - Shellwords.shellwords(s).each do |w| - w, v = w.split(/=/, 2) - hdr << "#ifndef #{w}" - hdr << "#define #{[w, v].compact.join(" ")}" - hdr << "#endif /* #{w} */" - end - end - config_string('COMMON_HEADERS') do |s| - Shellwords.shellwords(s).each {|w| hdr << "#include <#{w}>"} +hdr = ['#include "ruby.h"' "\n"] +config_string('COMMON_MACROS') do |s| + Shellwords.shellwords(s).each do |w| + w, v = w.split(/=/, 2) + hdr << "#ifndef #{w}" + hdr << "#define #{[w, v].compact.join(" ")}" + hdr << "#endif /* #{w} */" end - COMMON_HEADERS = hdr.join("\n") - COMMON_LIBS = config_string('COMMON_LIBS', &split) || [] - - # Default Makefile compile rules - COMPILE_RULES = config_string('COMPILE_RULES', &split) || %w[.%s.%s:] - RULE_SUBST = config_string('RULE_SUBST') - - # Make command to compile a C file - COMPILE_C = config_string('COMPILE_C') || '$(CC) $(INCFLAGS) $(CPPFLAGS) $(CFLAGS) $(COUTFLAG)$@ -c $<' - - # Make command to compile a C++ file - COMPILE_CXX = config_string('COMPILE_CXX') || '$(CXX) $(INCFLAGS) $(CPPFLAGS) $(CXXFLAGS) $(COUTFLAG)$@ -c $<' - - # Command for attempting to link libraries and frameworks specified in - # extconf.rb - TRY_LINK = config_string('TRY_LINK') || - "$(CC) #{OUTFLAG}conftest $(INCFLAGS) $(CPPFLAGS) " \ - "$(CFLAGS) $(src) $(LIBPATH) $(LDFLAGS) $(ARCH_FLAG) $(LOCAL_LIBS) $(LIBS)" - - # Makefile command for linking a library - LINK_SO = config_string('LINK_SO') || - if CONFIG["DLEXT"] == $OBJEXT - "ld $(DLDFLAGS) -r -o $@ $(OBJS)\n" - else - "$(LDSHARED) #{OUTFLAG}$@ $(OBJS) " \ - "$(LIBPATH) $(DLDFLAGS) $(LOCAL_LIBS) $(LIBS)" - end - - # Linker flag that adds a new library search path - LIBPATHFLAG = config_string('LIBPATHFLAG') || ' -L"%s"' - RPATHFLAG = config_string('RPATHFLAG') || '' - - # Linker flag that specifies a library in the library search path - LIBARG = config_string('LIBARG') || '-l%s' - - # A definition of <code>main()</code> that does nothing. Used in extconf.rb - # to check for libraries, headers, etc. - MAIN_DOES_NOTHING = config_string('MAIN_DOES_NOTHING') || 'int main(void) {return 0;}' - UNIVERSAL_INTS = config_string('UNIVERSAL_INTS') {|s| Shellwords.shellwords(s)} || - %w[int short long long\ long] - - sep = config_string('BUILD_FILE_SEPARATOR') {|s| ":/=#{s}" if s != "/"} || "" - # Default Makefile clean targets - CLEANINGS = " +end +config_string('COMMON_HEADERS') do |s| + Shellwords.shellwords(s).each {|w| hdr << "#include <#{w}>"} +end +COMMON_HEADERS = hdr.join("\n") +COMMON_LIBS = config_string('COMMON_LIBS', &split) || [] + +COMPILE_RULES = config_string('COMPILE_RULES', &split) || %w[.%s.%s:] +RULE_SUBST = config_string('RULE_SUBST') +COMPILE_C = config_string('COMPILE_C') || '$(CC) $(INCFLAGS) $(CPPFLAGS) $(CFLAGS) $(COUTFLAG)$@ -c $<' +COMPILE_CXX = config_string('COMPILE_CXX') || '$(CXX) $(INCFLAGS) $(CPPFLAGS) $(CXXFLAGS) $(COUTFLAG)$@ -c $<' +TRY_LINK = config_string('TRY_LINK') || + "$(CC) #{OUTFLAG}conftest $(INCFLAGS) $(CPPFLAGS) " \ + "$(CFLAGS) $(src) $(LIBPATH) $(LDFLAGS) $(ARCH_FLAG) $(LOCAL_LIBS) $(LIBS)" +LINK_SO = config_string('LINK_SO') || + if CONFIG["DLEXT"] == $OBJEXT + "ld $(DLDFLAGS) -r -o $@ $(OBJS)\n" + else + "$(LDSHARED) #{OUTFLAG}$@ $(OBJS) " \ + "$(LIBPATH) $(DLDFLAGS) $(LOCAL_LIBS) $(LIBS)" + end +LIBPATHFLAG = config_string('LIBPATHFLAG') || ' -L"%s"' +RPATHFLAG = config_string('RPATHFLAG') || '' +LIBARG = config_string('LIBARG') || '-l%s' +MAIN_DOES_NOTHING = config_string('MAIN_DOES_NOTHING') || 'int main(void) {return 0;}' +UNIVERSAL_INTS = config_string('UNIVERSAL_INTS') {|s| Shellwords.shellwords(s)} || + %w[int short long long\ long] + +sep = config_string('BUILD_FILE_SEPARATOR') {|s| ":/=#{s}" if s != "/"} || "" +CLEANINGS = " clean-rb-default:: clean-rb:: clean-so:: @@ -2392,13 +2335,7 @@ distclean: clean distclean-so distclean-rb-default distclean-rb realclean: distclean " -end - -include MakeMakefile if not $extmk and /\A(extconf|makefile).rb\z/ =~ File.basename($0) END {mkmf_failed($0)} end - -make_makefile - |