diff options
Diffstat (limited to 'ruby_1_9_3/lib/mkmf.rb')
| -rw-r--r-- | ruby_1_9_3/lib/mkmf.rb | 2334 |
1 files changed, 0 insertions, 2334 deletions
diff --git a/ruby_1_9_3/lib/mkmf.rb b/ruby_1_9_3/lib/mkmf.rb deleted file mode 100644 index 8f4e69e429..0000000000 --- a/ruby_1_9_3/lib/mkmf.rb +++ /dev/null @@ -1,2334 +0,0 @@ -# -*- indent-tabs-mode: t -*- -# module to create Makefile for extension modules -# invoke like: ruby -r mkmf extconf.rb - -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 - /\s/ =~ self ? "\"#{self}\"" : "#{self}" - end - - # Generates a string used as cpp macro name. - def tr_cpp - strip.upcase.tr_s("^A-Z0-9_*", "_").tr_s("*", "P") - end -end -class Array - # Wraps all strings in escaped quotes if they contain whitespace. - def quote - map {|s| s.quote} - end -end - -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 - 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 -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||$2]} - end - Logging::open do - puts command.quote - if opts and opts[:werror] - result = nil - Logging.postpone do |log| - result = (system(command) and File.zero?(log.path)) - "" - end - result - else - system(command) - end - end -end - -def xpopen command, *mode, &block - Logging::open do - case mode[0] - when nil, /^r/ - puts "#{command} |" - else - puts "| #{command}" - end - IO.popen(command, *mode, &block) - end -end - -def log_src(src, heading="checked program was") - src = src.split(/^/) - fmt = "%#{src.size.to_s.size}d: %s" - Logging::message <<"EOM" -#{heading}: -/* begin */ -EOM - src.each_with_index {|line, no| Logging::message fmt, no+1, line} - Logging::message <<"EOM" -/* end */ - -EOM -end - -def create_tmpsrc(src) - src = "#{COMMON_HEADERS}\n#{src}" - src = yield(src) if block_given? - src.gsub!(/[ \t]+$/, '') - 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 - end - src -end - -def have_devel? - unless defined? $have_devel - $have_devel = true - $have_devel = try_link(MAIN_DOES_NOTHING) - end - $have_devel -end - -def try_do(src, command, *opts, &b) - unless have_devel? - raise <<MSG -The compiler failed to generate an executable file. -You have to install development tools first. -MSG - end - begin - src = create_tmpsrc(src, &b) - xsystem(command, *opts) - ensure - log_src(src) - rm_rf 'conftest.dSYM' - end -end - -def link_command(ldflags, opt="", libpath=$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' => $top_srcdir.quote) - RbConfig::expand("$(CPP) #$INCFLAGS #$CPPFLAGS #$CFLAGS #{opt} #{CONFTEST_C} #{outfile}", - conf) -end - -def libpathflag(libpath=$DEFLIBPATH|$LIBPATH) - libpath.map{|x| - case x - when "$(topdir)", /\A\./ - LIBPATHFLAG - else - 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 - -# :nodoc: -def try_link0(src, opt="", *opts, &b) - cmd = link_command("", opt) - if $universal - require 'tmpdir' - Dir.mktmpdir("mkmf_", oldtmpdir = ENV["TMPDIR"]) do |tmpdir| - begin - ENV["TMPDIR"] = tmpdir - try_do(src, cmd, *opts, &b) - ensure - ENV["TMPDIR"] = oldtmpdir - end - end - else - try_do(src, cmd, *opts, &b) - end -end - -# Returns whether or not the +src+ can be compiled as a C source and -# linked with its depending libraries successfully. -# +opt+ is passed to the linker as options. Note that +$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 - -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 -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_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) -#{headers} -/*top*/ -int conftest_const[(#{expr}) ? 1 : -1]; -SRC -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 - 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 - upper = mid - end - 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 - end - 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, &b) - headers = cpp_include(headers) - case func - when /^&/ - decltype = proc {|x|"const volatile void *#{x}"} - else - call = true - decltype = proc {|x| "void ((*#{x})())"} - end - try_link(<<"SRC", libs, &b) or -#{headers} -/*top*/ -int t() { #{decltype["volatile p"]}; p = (#{decltype[]})#{func}; return 0; } -#{MAIN_DOES_NOTHING "t"} -SRC - call && try_link(<<"SRC", libs, &b) -#{headers} -/*top*/ -int t() { #{func}(); return 0; } -#{MAIN_DOES_NOTHING "t"} -SRC -end - -# You should use +have_var+ rather than +try_var+. -def try_var(var, headers = nil, &b) - headers = cpp_include(headers) - try_compile(<<"SRC", &b) -#{headers} -/*top*/ -int t() { const volatile void *volatile p; p = &(&#{var})[0]; return 0; } -#{MAIN_DOES_NOTHING "t"} -SRC -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 - $stdin.reopen(stdin) - end - end - end -ensure - rm_f "conftest*" - log_src(src) -end - -# This is used internally by the have_macro? method. -def macro_defined?(macro, src, opt = "", &b) - src = src.sub(/[^\n]\z/, "\\&\n") - try_compile(src + <<"SRC", opt, &b) -/*top*/ -#ifndef #{macro} -# error ->>>>>> #{macro} undefined <<<<<< -#endif -SRC -end - -# Returns whether or not -# * the +src+ can be compiled as a C source, -# * the result object can be linked with its depending libraries successfully, -# * the linked file can be invoked as an executable -# * and the executable exits successfully -# +opt+ is passed to the linker as options. Note that +$CFLAGS+ and +$LDFLAGS+ -# are also passed to the linker. -# -# If a block given, it is called with the source before compilation. You can -# modify the source in the block. -# -# [+src+] a String which contains a C source -# [+opt+] a String which contains linker options -# -# @return true when the executable exits successfully, false when it fails, or -# nil when preprocessing, compilation or link fails. -def try_run(src, opt = "", &b) - if try_link0(src, opt, &b) - xsystem("./conftest") - else - nil - end -ensure - rm_f "conftest*" -end - -def install_files(mfile, ifiles, map = nil, srcprefix = nil) - ifiles or return - ifiles.empty? and return - srcprefix ||= "$(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 - end - end - dirs -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 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 - -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 - end - msg << " #{pre} #{noun}" unless noun.empty? - end - msg - end -end - -# :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 -end - -# 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, &b) - func = "main" if !func or func.empty? - lib = with_config(lib+'lib', lib) - checking_for checking_message("#{func}()", LIBARG%lib) do - if COMMON_LIBS.include?(lib) - true - else - libs = append_library($libs, lib) - if try_func(func, libs, headers, &b) - $libs = libs - true - else - 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 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}() in #{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 - 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 have_func('foo') returned true, then the HAVE_FOO -# preprocessor macro would be passed to the compiler. -# -def have_func(func, headers = nil, &b) - checking_for checking_message("#{func}()", headers) do - if try_func(func, $libs, headers, &b) - $defs.push(format("-DHAVE_%s", func.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 have_var('foo') returned true, then the HAVE_FOO -# preprocessor macro would be passed to the compiler. -# -def have_var(var, headers = nil, &b) - checking_for checking_message(var, headers) do - if try_var(var, headers, &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 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, &b) - checking_for header do - if try_header(cpp_include(preheaders)+cpp_include(header), &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 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 = "-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 -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 - 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 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, &b) - checking_for checking_message("#{type}.#{member}", headers) do - if try_compile(<<"SRC", &b) -#{cpp_include(headers)} -/*top*/ -int s = (char *)&((#{type}*)0)->#{member} - (char *)0; -#{MAIN_DOES_NOTHING "s"} -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 - 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) -#{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 -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 - 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) -#{cpp_include(headers)} -/*top*/ -typedef #{type || 'int'} conftest_type; -conftest_type conftestval = #{type ? '' : '(int)'}#{const}; -SRC - $defs.push(format("-DHAVE_CONST_%s", const.tr_cpp)) - true - else - false - end -end - -# Returns whether or not the constant +const+ is defined. You may -# optionally pass the +type+ of +const+ as <code>[const, type]</code>, -# like as: -# -# have_const(%w[PTHREAD_MUTEX_INITIALIZER pthread_mutex_t], "pthread.h") -# -# You may also pass additional +headers+ to check against in addition -# to the common header files, and additional flags to +opt+ which are -# then passed along to the compiler. -# -# If found, a macro is passed as a preprocessor constant to the compiler using -# the type name, in uppercase, prepended with 'HAVE_CONST_'. -# -# For example, if have_const('foo') returned true, then the HAVE_CONST_FOO -# preprocessor macro would be passed to the compiler. -# -def have_const(const, headers = nil, opt = "", &b) - checking_for checking_message([*const].compact.join(' '), headers, opt) do - try_const(const, headers, opt, &b) - end -end - -STRING_OR_FAILED_FORMAT = "%s" -# :stopdoc: -def STRING_OR_FAILED_FORMAT.%(x) - x ? super : "failed" -end - -def typedef_expr(type, headers) - typename, member = type.split('.', 2) - prelude = cpp_include(headers).split(/$/) - prelude << "typedef #{typename} rbcv_typedef_;\n" - return "rbcv_typedef_", member, prelude -end - -def try_signedness(type, member, headers = nil, opts = nil, &b) - 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 '=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 '=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) - 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) - } - if compat - macname ||= type.sub(/_(?=t\z)/, '').tr_cpp - conv = (compat == "long long" ? "LL" : compat.upcase) - compat = "#{u}#{compat}" - $defs.push(format("-DTYPEOF_%s=%s", type.tr_cpp, 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 -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 -#{cpp_include(headers)} -/*top*/ -volatile #{type} conftestval; -int t() {return (int)(1-*(conftestval#{member ? ".#{member}" : ""}));} -#{MAIN_DOES_NOTHING "t"} -SRC -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 -#{cpp_include(headers)} -/*top*/ -volatile #{type} conftestval; -int t() {return (int)(1-(conftestval#{member ? ".#{member}" : ""}));} -#{MAIN_DOES_NOTHING "t"} -SRC -end - -# 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 - -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 - next - 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 - 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 - 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] - 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 - 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 -end - -# :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 --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 - break default - end - end - case val - when "yes" - true - when "no" - false - else - val - end -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 - -# 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 - log_src(hdr, "#{header} is") - 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 --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}/#{@libdir_basename}" - - 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? - $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}/#{@libdir_basename}"}) - 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 - $libs += " " << libs - Logging::message "package configuration for %s\n", pkg - Logging::message "cflags: %s\nldflags: %s\nlibs: %s\n\n", - cflags, ldflags, libs - [cflags, ldflags, libs] - else - Logging::message "package configuration for %s is not found\n", pkg - nil - end -end - -def with_destdir(dir) - dir = dir.sub($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 - end - end - CONFIG["hdrdir"] ||= $hdrdir - mk << %{ -SHELL = /bin/sh - -# V=0 quiet, V=1 verbose. other values don't work. -V = 0 -Q1 = $(V:1=) -Q = $(Q1:0=@) -n=$(NULLCMD) -ECHO1 = $(V:1=@$n) -ECHO = $(ECHO1:0=@echo) - -#### Start of system configuration section. #### -#{"top_srcdir = " + $top_srcdir.sub(%r"\A#{Regexp.quote($topdir)}/", "$(topdir)/") if $extmk} -srcdir = #{srcdir.gsub(/\$\((srcdir)\)|\$\{(srcdir)\}/) {mkintpath(CONFIG[$1||$2])}.quote} -topdir = #{mkintpath($extmk ? CONFIG["topdir"] : $topdir).quote} -hdrdir = #{mkintpath(CONFIG["hdrdir"]).quote} -arch_hdrdir = #{$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)\\\" " : $defs.join(" ") << " " - mk << %{ -NULLCMD = #{CONFIG['NULLCMD']} - -CC = #{CONFIG['CC']} -CXX = #{CONFIG['CXX']} -LIBRUBY = #{CONFIG['LIBRUBY']} -LIBRUBY_A = #{CONFIG['LIBRUBY_A']} -LIBRUBYARG_SHARED = #$LIBRUBYARG_SHARED -LIBRUBYARG_STATIC = #$LIBRUBYARG_STATIC -empty = -OUTFLAG = #{OUTFLAG}$(empty) -COUTFLAG = #{COUTFLAG}$(empty) - -RUBY_EXTCONF_H = #{$extconf_h} -cflags = #{CONFIG['cflags']} -optflags = #{CONFIG['optflags']} -debugflags = #{CONFIG['debugflags']} -warnflags = #{$warnflags} -CFLAGS = #{$static ? '' : CONFIG['CCDLFLAGS']} #$CFLAGS $(ARCH_FLAG) -INCFLAGS = -I. #$INCFLAGS -DEFS = #{CONFIG['DEFS']} -CPPFLAGS = #{extconf_h}#{$CPPFLAGS} -CXXFLAGS = $(CFLAGS) #{CONFIG['CXXFLAGS']} -ldflags = #{$LDFLAGS} -dldflags = #{$DLDFLAGS} #{CONFIG['EXTDLDFLAGS']} -ARCH_FLAG = #{$ARCH_FLAG} -DLDFLAGS = $(ldflags) $(dldflags) $(ARCH_FLAG) -LDSHARED = #{CONFIG['LDSHARED']} -LDSHAREDXX = #{config_string('LDSHAREDXX') || '$(LDSHARED)'} -AR = #{CONFIG['AR']} -EXEEXT = #{CONFIG['EXEEXT']} - -RUBY_BASE_NAME = #{CONFIG['RUBY_BASE_NAME']} -RUBY_INSTALL_NAME = #{CONFIG['RUBY_INSTALL_NAME']} -RUBY_SO_NAME = #{CONFIG['RUBY_SO_NAME']} -arch = #{CONFIG['arch']} -sitearch = #{CONFIG['sitearch']} -ruby_version = #{RbConfig::CONFIG['ruby_version']} -ruby = #{$ruby} -RUBY = $(ruby#{sep}) -RM = #{config_string('RM', &possible_command) || '$(RUBY) -run -e rm -- -f'} -RM_RF = #{'$(RUBY) -run -e rm -- -rf'} -RMDIRS = #{config_string('RMDIRS', &possible_command) || '$(RUBY) -run -e rmdir -- -p'} -MAKEDIRS = #{config_string('MAKEDIRS', &possible_command) || '@$(RUBY) -run -e mkdir -- -p'} -INSTALL = #{config_string('INSTALL', &possible_command) || '@$(RUBY) -run -e install -- -vp'} -INSTALL_PROG = #{config_string('INSTALL_PROG') || '$(INSTALL) -m 0755'} -INSTALL_DATA = #{config_string('INSTALL_DATA') || '$(INSTALL) -m 0644'} -COPY = #{config_string('CP', &possible_command) || '@$(RUBY) -run -e cp -- -v'} -TOUCH = exit > - -#### End of system configuration section. #### - -preload = #{defined?($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 - end - end - mk -end - -def timestamp_file(name) - name = name.gsub(/(\$[({]|[})])|(\/+)|[^-.\w]+/) {$1 ? "" : $2 ? ".-." : "_"} - "./.#{name}.time" -end -# :startdoc: - -# creates a stub Makefile. -# -def dummy_makefile(srcdir) - configuration(srcdir) << <<RULES << CLEANINGS -CLEANFILES = #{$cleanfiles.join(' ')} -DISTCLEANFILES = #{$distcleanfiles.join(' ')} - -all install static install-so install-rb: Makefile -.PHONY: all install static install-so install-rb -.PHONY: clean clean-so clean-rb - -RULES -end - -# Processes the data contents of the "depend" file. -# Each line of this file is expected to be a file name. -# -# Returns the output of findings, in Makefile format. -# -def depend_rules(depend) - suffixes = [] - depout = [] - cont = implicit = nil - impconv = proc do - COMPILE_RULES.each {|rule| depout << (rule % implicit[0]) << implicit[1]} - implicit = nil - end - ruleconv = proc do |line| - if implicit - if /\A\t/ =~ line - implicit[1] << line - next - else - impconv[] - end - end - if m = /\A\.(\w+)\.(\w+)(?:\s*:)/.match(line) - suffixes << m[1] << m[2] - implicit = [[m[1], m[2]], [m.post_match]] - next - elsif RULE_SUBST and /\A(?!\s*\w+\s*=)[$\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. "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}" - if not $objs - srcs = $srcs || Dir[File.join(srcdir, "*.{#{SRC_EXT.join(%q{,})}}")] - 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"} - end - $srcs = srcs - - 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$/i"} - end - else - makedef = %{-e "puts 'EXPORTS', '$(TARGET_ENTRY)'"} - end - if makedef - $cleanfiles << '$(DEFFILE)' - origdef = deffile - deffile = "$(TARGET)-$(arch).def" - end - 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}) - end - - if $extmk and not $extconf_h - create_header - end - - libpath = libpathflag(libpath) - - dllib = target ? "$(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 " -libpath = #{($DEFLIBPATH|$LIBPATH).join(" ")} -LIBPATH = #{libpath} -DEFFILE = #{deffile} - -CLEANFILES = #{$cleanfiles.join(' ')} -DISTCLEANFILES = #{$distcleanfiles.join(' ')} -DISTCLEANDIRS = #{$distcleandirs.join(' ')} - -extout = #{$extout && $extout.quote} -extout_prefix = #{$extout_prefix} -target_prefix = #{target_prefix} -LOCAL_LIBS = #{$LOCAL_LIBS} -LIBS = #{$LIBRUBYARG} #{$libs} #{$LIBS} -SRCS = #{srcs.collect(&File.method(:basename)).join(' ')} -OBJS = #{$objs.join(" ")} -TARGET = #{target} -TARGET_NAME = #{target && target[/\A\w+/]} -TARGET_ENTRY = #{EXPORT_PREFIX || ''}Init_$(TARGET_NAME) -DLLIB = #{dllib} -EXTSTATIC = #{$static || ""} -STATIC_LIB = #{staticlib unless $static.nil?} -#{!$extout && defined?($installed_list) ? "INSTALLED_LIST = #{$installed_list}\n" : ""} -" #" - # 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 ? '-$(arch)': ''}")} if target} *.bak - -all: #{$extout ? "install" : target ? "$(DLLIB)" : "Makefile"} -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+$2} - } - rsep = ":#{fsep}=/" - else - fseprepl = proc {|s| s} - sep = "" - rsep = "" - end - dirs = [] - mfile.print "install: install-so install-rb\n\n" - sodir = (dir = "$(RUBYARCHDIR)").dup - mfile.print("install-so: ") - if target - f = "$(DLLIB)" - dest = "#{dir}/#{f}" - mfile.puts dest - if $extout - mfile.print "clean-so::\n" - mfile.print "\t-$(Q)$(RM) #{fseprepl[dest]}\n" - mfile.print "\t-$(Q)$(RMDIRS) #{fseprepl[dir]}#{$ignore_error}\n" - else - mfile.print "#{dest}: #{f}\n\t-$(Q)$(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)}>>$(INSTALLED_LIST)\n" - end - end - mfile.print "clean-static::\n" - mfile.print "\t-$(Q)$(RM) $(STATIC_LIB)\n" - else - mfile.puts "Makefile" - end - mfile.print("install-rb: pre-install-rb install-rb-default\n") - mfile.print("install-rb-default: pre-install-rb-default\n") - mfile.print("pre-install-rb: Makefile\n") - mfile.print("pre-install-rb-default: Makefile\n") - for sfx, i in [["-default", [["lib/**/*.rb", "$(RUBYLIBDIR)", "lib"]]], ["", $INSTALLFILES]] - files = install_files(mfile, i, nil, srcprefix) or next - for dir, *files in files - unless dirs.include?(dir) - dirs << dir - mfile.print "pre-install-rb#{sfx}: #{timestamp_file(dir)}\n" - end - for f in files - dest = "#{dir}/#{File.basename(f)}" - mfile.print("install-rb#{sfx}: #{dest} #{dir}\n") - mfile.print("#{dest}: #{f}\n") - mfile.print("\t$(Q) $(#{$extout ? 'COPY' : 'INSTALL_DATA'}) #{f} $(@D#{sep})\n") - if defined?($installed_list) and !$extout - mfile.print("\t@echo #{dest}>>$(INSTALLED_LIST)\n") - end - if $extout - mfile.print("clean-rb#{sfx}::\n") - mfile.print("\t@-$(RM) #{fseprepl[dest]}\n") - end - 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]}#{$ignore_error}\n") - end - end - end - end - dirs.unshift(sodir) if target and !dirs.include?(sodir) - dirs.each do |d| - t = timestamp_file(d) - mfile.print "#{t}:\n\t$(Q) $(MAKEDIRS) #{d}\n\t$(Q) $(TOUCH) $@\n" - end - - 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 - - mfile.puts SRC_EXT.collect {|e| ".path.#{e} = $(VPATH)"} if $nmake == ?b - mfile.print ".SUFFIXES: .#{SRC_EXT.join(' .')} .#{$OBJEXT}\n" - mfile.print "\n" - - 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, $OBJEXT) - mfile.printf(compile_command, COMPILE_C) - end - end - - mfile.print "$(RUBYARCHDIR)/" if $extout - mfile.print "$(DLLIB): " - mfile.print "$(DEFFILE) " if makedef - mfile.print "$(OBJS) Makefile" - mfile.print " #{timestamp_file('$(RUBYARCHDIR)')}" if $extout - mfile.print "\n" - mfile.print "\t$(ECHO) linking shared-object #{target_prefix.sub(/\A\/(.*)/, '\1/')}$(DLLIB)\n" - mfile.print "\t-$(Q)$(RM) $(@#{sep})\n" - link_so = LINK_SO.gsub(/^/, "\t$(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} > $@\n\n" - end - - depend = File.join(srcdir, "depend") - if File.exist?(depend) - mfile.print("###\n", *depend_rules(File.read(depend))) - else - headers = %w[$(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 - - $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'] - 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 - - @libdir_basename = config["libdir"] && config["libdir"][/\A\$\(exec_prefix\)\/(.*)/, 1] or "lib" - - $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. - -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 -end - -def MAIN_DOES_NOTHING(*refs) - src = MAIN_DOES_NOTHING - unless refs.empty? - src = src.sub(/\{/) do - $& + - "\n if (argc > 1000000) {\n" + - refs.map {|n|" printf(\"%p\", &#{n});\n"}.join("") + - " }\n" - end - end - src -end - -# :startdoc: - -init_mkmf - -$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' - -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 - -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}>"} -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) $(LIBS)" - end -LIBPATHFLAG = config_string('LIBPATHFLAG') || ' -L"%s"' -RPATHFLAG = config_string('RPATHFLAG') || '' -LIBARG = config_string('LIBARG') || '-l%s' -MAIN_DOES_NOTHING = config_string('MAIN_DOES_NOTHING') || "int main(int argc, char **argv)\n{\n return 0;\n}" -UNIVERSAL_INTS = config_string('UNIVERSAL_INTS') {|s| Shellwords.shellwords(s)} || - %w[int short long long\ long] - -sep = config_string('BUILD_FILE_SEPARATOR') {|s| ":/=#{s}" if s != "/"} || "" -CLEANINGS = " -clean-static:: -clean-rb-default:: -clean-rb:: -clean-so:: -clean: clean-so clean-static clean-rb-default clean-rb -\t\t-$(Q)$(RM) $(CLEANLIBS#{sep}) $(CLEANOBJS#{sep}) $(CLEANFILES#{sep}) .*.time - -distclean-rb-default:: -distclean-rb:: -distclean-so:: -distclean: clean distclean-so distclean-rb-default distclean-rb -\t\t@-$(RM) Makefile $(RUBY_EXTCONF_H) conftest.* mkmf.log -\t\t@-$(RM) core ruby$(EXEEXT) *~ $(DISTCLEANFILES#{sep}) -\t\t@-$(RMDIRS) $(DISTCLEANDIRS#{sep})#{$ignore_error} - -realclean: distclean -" - -if not $extmk and /\A(extconf|makefile).rb\z/ =~ File.basename($0) - END {mkmf_failed($0)} -end |