271 lines
9.4 KiB
Ruby
271 lines
9.4 KiB
Ruby
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require 'fileutils'
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require 'mkmf'
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# Eager check devs tools
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have_devel? if respond_to?(:have_devel?)
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def check_libs libs = [], fatal = false
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libs.all? { |lib| have_library(lib) || (abort("could not find library: #{lib}") if fatal) }
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end
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def check_heads heads = [], fatal = false
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heads.all? { |head| have_header(head) || (abort("could not find header: #{head}") if fatal)}
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end
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def add_define(name)
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$defs.push("-D#{name}")
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end
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##
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# OpenSSL:
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# override append_library, so it actually appends (instead of prepending)
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# this fixes issues with linking ssl, since libcrypto depends on symbols in libssl
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def append_library(libs, lib)
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libs + " " + format(LIBARG, lib)
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end
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SSL_HEADS = %w(openssl/ssl.h openssl/err.h)
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SSL_LIBS = %w(crypto ssl)
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# OpenSSL 1.1.0 and above for Windows use the Unix library names
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# OpenSSL 0.9.8 and 1.0.x for Windows use the *eay32 library names
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SSL_LIBS_WIN = RUBY_PLATFORM =~ /mswin|mingw|bccwin/ ? %w(ssleay32 libeay32) : []
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def dir_config_wrapper(pretty_name, name, idefault=nil, ldefault=nil)
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inc, lib = dir_config(name, idefault, ldefault)
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if inc && lib
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# TODO: Remove when 2.0.0 is the minimum supported version
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# Ruby versions not incorporating the mkmf fix at
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# https://bugs.ruby-lang.org/projects/ruby-trunk/repository/revisions/39717
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# do not properly search for lib directories, and must be corrected
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unless lib && lib[-3, 3] == 'lib'
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@libdir_basename = 'lib'
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inc, lib = dir_config(name, idefault, ldefault)
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end
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unless idefault && ldefault
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abort "-----\nCannot find #{pretty_name} include path #{inc}\n-----" unless inc && inc.split(File::PATH_SEPARATOR).any? { |dir| File.directory?(dir) }
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abort "-----\nCannot find #{pretty_name} library path #{lib}\n-----" unless lib && lib.split(File::PATH_SEPARATOR).any? { |dir| File.directory?(dir) }
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warn "-----\nUsing #{pretty_name} in path #{File.dirname inc}\n-----"
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end
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true
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end
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end
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def dir_config_search(pretty_name, name, paths, &b)
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paths.each do |p|
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if dir_config_wrapper('OpenSSL', 'ssl', p + '/include', p + '/lib') && yield
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warn "-----\nFound #{pretty_name} in path #{p}\n-----"
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return true
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end
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end
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false
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end
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def pkg_config_wrapper(pretty_name, name)
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cflags, ldflags, libs = pkg_config(name)
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unless [cflags, ldflags, libs].any?(&:nil?) || [cflags, ldflags, libs].any?(&:empty?)
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warn "-----\nUsing #{pretty_name} from pkg-config #{cflags} && #{ldflags} && #{libs}\n-----"
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true
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end
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end
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if ENV['CROSS_COMPILING']
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openssl_version = ENV.fetch("OPENSSL_VERSION", "1.0.2e")
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openssl_dir = File.expand_path("~/.rake-compiler/builds/openssl-#{openssl_version}/")
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if File.exist?(openssl_dir)
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FileUtils.mkdir_p Dir.pwd+"/openssl/"
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FileUtils.cp Dir[openssl_dir+"/include/openssl/*.h"], Dir.pwd+"/openssl/", :verbose => true
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FileUtils.cp Dir[openssl_dir+"/lib*.a"], Dir.pwd, :verbose => true
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$INCFLAGS << " -I#{Dir.pwd}" # for the openssl headers
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add_define "WITH_SSL"
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else
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STDERR.puts
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STDERR.puts "**************************************************************************************"
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STDERR.puts "**** Cross-compiled OpenSSL not found"
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STDERR.puts "**** Run: hg clone http://bitbucket.org/ged/ruby-pg && cd ruby-pg && rake openssl_libs"
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STDERR.puts "**************************************************************************************"
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STDERR.puts
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end
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elsif dir_config_wrapper('OpenSSL', 'ssl')
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# If the user has provided a --with-ssl-dir argument, we must respect it or fail.
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add_define 'WITH_SSL' if (check_libs(SSL_LIBS) || check_libs(SSL_LIBS_WIN)) && check_heads(SSL_HEADS)
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elsif pkg_config_wrapper('OpenSSL', 'openssl')
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# If we can detect OpenSSL by pkg-config, use it as the next-best option
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add_define 'WITH_SSL' if (check_libs(SSL_LIBS) || check_libs(SSL_LIBS_WIN)) && check_heads(SSL_HEADS)
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elsif (check_libs(SSL_LIBS) || check_libs(SSL_LIBS_WIN)) && check_heads(SSL_HEADS)
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# If we don't even need any options to find a usable OpenSSL, go with it
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add_define 'WITH_SSL'
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elsif dir_config_search('OpenSSL', 'ssl', ['/usr/local', '/opt/local', '/usr/local/opt/openssl']) do
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(check_libs(SSL_LIBS) || check_libs(SSL_LIBS_WIN)) && check_heads(SSL_HEADS)
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end
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# Finally, look for OpenSSL in alternate locations including MacPorts and HomeBrew
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add_define 'WITH_SSL'
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end
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add_define 'BUILD_FOR_RUBY'
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# Ruby features:
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have_var('rb_trap_immediate', ['ruby.h', 'rubysig.h'])
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have_func('rb_thread_blocking_region')
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have_func('rb_thread_call_without_gvl', 'ruby/thread.h')
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have_func('rb_thread_fd_select')
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have_type('rb_fdset_t', 'ruby/intern.h')
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have_func('rb_wait_for_single_fd')
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have_func('rb_enable_interrupt')
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have_func('rb_time_new')
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# System features:
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add_define('HAVE_INOTIFY') if inotify = have_func('inotify_init', 'sys/inotify.h')
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add_define('HAVE_OLD_INOTIFY') if !inotify && have_macro('__NR_inotify_init', 'sys/syscall.h')
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have_func('writev', 'sys/uio.h')
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have_func('pipe2', 'unistd.h')
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have_func('accept4', 'sys/socket.h')
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have_const('SOCK_CLOEXEC', 'sys/socket.h')
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# Minor platform details between *nix and Windows:
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if RUBY_PLATFORM =~ /(mswin|mingw|bccwin)/
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GNU_CHAIN = ENV['CROSS_COMPILING'] || $1 == 'mingw'
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OS_WIN32 = true
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add_define "OS_WIN32"
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else
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GNU_CHAIN = true
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OS_UNIX = true
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add_define 'OS_UNIX'
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add_define "HAVE_KQUEUE" if have_header("sys/event.h") && have_header("sys/queue.h")
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end
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# Adjust number of file descriptors (FD) on Windows
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if RbConfig::CONFIG["host_os"] =~ /mingw/
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found = RbConfig::CONFIG.values_at("CFLAGS", "CPPFLAGS").
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any? { |v| v.include?("FD_SETSIZE") }
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add_define "FD_SETSIZE=32767" unless found
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end
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# Main platform invariances:
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case RUBY_PLATFORM
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when /mswin32/, /mingw32/, /bccwin32/
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check_heads(%w[windows.h winsock.h], true)
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check_libs(%w[kernel32 rpcrt4 gdi32], true)
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if GNU_CHAIN
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CONFIG['LDSHAREDXX'] = "$(CXX) -shared -static-libgcc -static-libstdc++"
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else
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$defs.push "-EHs"
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$defs.push "-GR"
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end
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# Newer versions of Ruby already define _WIN32_WINNT, which is needed
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# to get access to newer POSIX networking functions (e.g. getaddrinfo)
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add_define '_WIN32_WINNT=0x0501' unless have_func('getaddrinfo')
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when /solaris/
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add_define 'OS_SOLARIS8'
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check_libs(%w[nsl socket], true)
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# If Ruby was compiled for 32-bits, then select() can only handle 1024 fds
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# There is an alternate function, select_large_fdset, that supports more.
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have_func('select_large_fdset', 'sys/select.h')
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if CONFIG['CC'] == 'cc' && (
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`cc -flags 2>&1` =~ /Sun/ || # detect SUNWspro compiler
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`cc -V 2>&1` =~ /Sun/ # detect Solaris Studio compiler
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)
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# SUN CHAIN
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add_define 'CC_SUNWspro'
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$preload = ["\nCXX = CC"] # hack a CXX= line into the makefile
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$CFLAGS = CONFIG['CFLAGS'] = "-KPIC"
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CONFIG['CCDLFLAGS'] = "-KPIC"
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CONFIG['LDSHARED'] = "$(CXX) -G -KPIC -lCstd"
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CONFIG['LDSHAREDXX'] = "$(CXX) -G -KPIC -lCstd"
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else
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# GNU CHAIN
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# on Unix we need a g++ link, not gcc.
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CONFIG['LDSHARED'] = "$(CXX) -shared"
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end
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when /openbsd/
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# OpenBSD branch contributed by Guillaume Sellier.
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# on Unix we need a g++ link, not gcc. On OpenBSD, linking against libstdc++ have to be explicitly done for shared libs
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CONFIG['LDSHARED'] = "$(CXX) -shared -lstdc++ -fPIC"
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CONFIG['LDSHAREDXX'] = "$(CXX) -shared -lstdc++ -fPIC"
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when /darwin/
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add_define 'OS_DARWIN'
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# on Unix we need a g++ link, not gcc.
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# Ff line contributed by Daniel Harple.
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CONFIG['LDSHARED'] = "$(CXX) " + CONFIG['LDSHARED'].split[1..-1].join(' ')
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when /linux/
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add_define 'HAVE_EPOLL' if have_func('epoll_create', 'sys/epoll.h')
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# on Unix we need a g++ link, not gcc.
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CONFIG['LDSHARED'] = "$(CXX) -shared"
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when /aix/
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CONFIG['LDSHARED'] = "$(CXX) -Wl,-bstatic -Wl,-bdynamic -Wl,-G -Wl,-brtl"
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when /cygwin/
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# For rubies built with Cygwin, CXX may be set to CC, which is just
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# a wrapper for gcc.
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# This will compile, but it will not link to the C++ std library.
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# Explicitly set CXX to use g++.
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CONFIG['CXX'] = "g++"
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# on Unix we need a g++ link, not gcc.
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CONFIG['LDSHARED'] = "$(CXX) -shared"
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else
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# on Unix we need a g++ link, not gcc.
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CONFIG['LDSHARED'] = "$(CXX) -shared"
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end
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# Platform-specific time functions
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if have_func('clock_gettime')
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# clock_gettime is POSIX, but the monotonic clocks are not
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have_const('CLOCK_MONOTONIC_RAW', 'time.h') # Linux
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have_const('CLOCK_MONOTONIC', 'time.h') # Linux, Solaris, BSDs
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else
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have_func('gethrtime') # Older Solaris and HP-UX
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end
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# Hack so that try_link will test with a C++ compiler instead of a C compiler
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TRY_LINK.sub!('$(CC)', '$(CXX)')
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# This is our wishlist. We use whichever flags work on the host.
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# In the future, add -Werror to make sure all warnings are resolved.
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# deprecated-declarations are used in OS X OpenSSL
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# ignored-qualifiers are used by the Bindings (would-be void *)
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# unused-result because GCC 4.6 no longer silences (void) ignore_this(function)
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# address because on Windows, rb_fd_select checks if &fds is non-NULL, which it cannot be
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%w(
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-Wall
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-Wextra
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-Wno-deprecated-declarations
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-Wno-ignored-qualifiers
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-Wno-unused-result
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-Wno-address
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).select do |flag|
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try_link('int main() {return 0;}', flag)
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end.each do |flag|
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CONFIG['CXXFLAGS'] << ' ' << flag
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end
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puts "CXXFLAGS=#{CONFIG['CXXFLAGS']}"
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# Solaris C++ compiler doesn't have make_pair()
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add_define 'HAVE_MAKE_PAIR' if try_link(<<SRC, '-lstdc++')
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#include <utility>
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using namespace std;
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int main(){ pair<const int,int> tuple = make_pair(1,2); }
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SRC
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TRY_LINK.sub!('$(CXX)', '$(CC)')
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create_makefile "rubyeventmachine"
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