2017-09-12 07:52:23 -04:00
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# frozen_string_literal: true
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2017-07-13 05:46:16 -04:00
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require 'test/unit'
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2010-05-06 02:59:24 -04:00
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require 'fiddle'
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# FIXME: this is stolen from DL and needs to be refactored.
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libc_so = libm_so = nil
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case RUBY_PLATFORM
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when /cygwin/
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libc_so = "cygwin1.dll"
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libm_so = "cygwin1.dll"
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2019-09-09 07:24:03 -04:00
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when /android/
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libdir = '/system/lib'
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if [0].pack('L!').size == 8
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libdir = '/system/lib64'
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end
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libc_so = File.join(libdir, "libc.so")
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libm_so = File.join(libdir, "libm.so")
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2020-01-22 21:59:37 -05:00
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when /linux-musl/
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Dir.glob('/lib/ld-musl-*.so.1') do |ld|
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libc_so = libm_so = ld
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end
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2010-05-06 02:59:24 -04:00
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when /linux/
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libdir = '/lib'
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2019-06-13 03:08:22 -04:00
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case RbConfig::SIZEOF['void*']
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2010-05-06 02:59:24 -04:00
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when 4
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# 32-bit ruby
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2019-12-05 00:17:16 -05:00
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case RUBY_PLATFORM
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when /armv\w+-linux/
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# In the ARM 32-bit libc package such as libc6:armhf libc6:armel,
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# libc.so and libm.so are installed to /lib/arm-linux-gnu*.
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# It's not installed to /lib32.
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2020-03-31 23:37:01 -04:00
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dir, = Dir.glob('/lib/arm-linux-gnu*')
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libdir = dir if dir && File.directory?(dir)
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2019-12-05 00:17:16 -05:00
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else
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libdir = '/lib32' if File.directory? '/lib32'
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end
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2010-05-06 02:59:24 -04:00
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when 8
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# 64-bit ruby
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libdir = '/lib64' if File.directory? '/lib64'
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end
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2020-03-31 21:18:23 -04:00
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# Handle musl libc
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2020-03-31 23:37:01 -04:00
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libc_so, = Dir.glob(File.join(libdir, "libc.musl*.so*"))
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if libc_so
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libm_so = libc_so
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2020-03-31 21:18:23 -04:00
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else
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# glibc
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libc_so = File.join(libdir, "libc.so.6")
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libm_so = File.join(libdir, "libm.so.6")
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end
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2010-05-06 02:59:24 -04:00
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when /mingw/, /mswin/
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require "rbconfig"
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2015-11-21 01:36:05 -05:00
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crtname = RbConfig::CONFIG["RUBY_SO_NAME"][/msvc\w+/] || 'ucrtbase'
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2015-11-20 19:20:53 -05:00
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libc_so = libm_so = "#{crtname}.dll"
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2010-05-06 02:59:24 -04:00
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when /darwin/
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libc_so = "/usr/lib/libc.dylib"
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libm_so = "/usr/lib/libm.dylib"
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when /kfreebsd/
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libc_so = "/lib/libc.so.0.1"
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libm_so = "/lib/libm.so.1"
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2013-09-28 01:43:50 -04:00
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when /gnu/ #GNU/Hurd
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libc_so = "/lib/libc.so.0.3"
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libm_so = "/lib/libm.so.6"
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2013-02-08 11:27:17 -05:00
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when /mirbsd/
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libc_so = "/usr/lib/libc.so.41.10"
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libm_so = "/usr/lib/libm.so.7.0"
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2014-01-14 20:43:29 -05:00
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when /freebsd/
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libc_so = "/lib/libc.so.7"
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libm_so = "/lib/libm.so.5"
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2010-05-06 02:59:24 -04:00
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when /bsd|dragonfly/
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libc_so = "/usr/lib/libc.so"
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libm_so = "/usr/lib/libm.so"
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2011-08-08 23:36:18 -04:00
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when /solaris/
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libdir = '/lib'
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2019-06-13 03:08:22 -04:00
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case RbConfig::SIZEOF['void*']
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2011-08-08 23:36:18 -04:00
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when 4
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# 32-bit ruby
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libdir = '/lib' if File.directory? '/lib'
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when 8
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# 64-bit ruby
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libdir = '/lib/64' if File.directory? '/lib/64'
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end
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libc_so = File.join(libdir, "libc.so")
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libm_so = File.join(libdir, "libm.so")
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2010-08-25 21:16:53 -04:00
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when /aix/
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pwd=Dir.pwd
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libc_so = libm_so = "#{pwd}/libaixdltest.so"
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unless File.exist? libc_so
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cobjs=%w!strcpy.o!
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mobjs=%w!floats.o sin.o!
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funcs=%w!sin sinf strcpy strncpy!
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expfile='dltest.exp'
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require 'tmpdir'
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Dir.mktmpdir do |dir|
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begin
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Dir.chdir dir
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%x!/usr/bin/ar x /usr/lib/libc.a #{cobjs.join(' ')}!
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%x!/usr/bin/ar x /usr/lib/libm.a #{mobjs.join(' ')}!
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%x!echo "#{funcs.join("\n")}\n" > #{expfile}!
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require 'rbconfig'
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if RbConfig::CONFIG["GCC"] = 'yes'
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lflag='-Wl,'
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else
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lflag=''
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end
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flags="#{lflag}-bE:#{expfile} #{lflag}-bnoentry -lm"
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%x!#{RbConfig::CONFIG["LDSHARED"]} -o #{libc_so} #{(cobjs+mobjs).join(' ')} #{flags}!
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ensure
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Dir.chdir pwd
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end
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end
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end
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2010-05-06 02:59:24 -04:00
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else
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libc_so = ARGV[0] if ARGV[0] && ARGV[0][0] == ?/
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libm_so = ARGV[1] if ARGV[1] && ARGV[1][0] == ?/
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if( !(libc_so && libm_so) )
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$stderr.puts("libc and libm not found: #{$0} <libc> <libm>")
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end
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end
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libc_so = nil if !libc_so || (libc_so[0] == ?/ && !File.file?(libc_so))
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libm_so = nil if !libm_so || (libm_so[0] == ?/ && !File.file?(libm_so))
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if !libc_so || !libm_so
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ruby = EnvUtil.rubybin
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2019-12-05 00:17:16 -05:00
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# When the ruby binary is 32-bit and the host is 64-bit,
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# `ldd ruby` outputs "not a dynamic executable" message.
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# libc_so and libm_so are not set.
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2010-05-06 02:59:24 -04:00
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ldd = `ldd #{ruby}`
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#puts ldd
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libc_so = $& if !libc_so && %r{/\S*/libc\.so\S*} =~ ldd
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libm_so = $& if !libm_so && %r{/\S*/libm\.so\S*} =~ ldd
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#p [libc_so, libm_so]
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end
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Fiddle::LIBC_SO = libc_so
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Fiddle::LIBM_SO = libm_so
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module Fiddle
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2017-07-13 05:46:16 -04:00
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class TestCase < Test::Unit::TestCase
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2010-05-06 02:59:24 -04:00
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def setup
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2012-11-27 14:54:50 -05:00
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@libc = Fiddle.dlopen(LIBC_SO)
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@libm = Fiddle.dlopen(LIBM_SO)
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2010-05-06 02:59:24 -04:00
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end
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2013-04-11 02:35:43 -04:00
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def teardown
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if /linux/ =~ RUBY_PLATFORM
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GC.start
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2013-04-11 03:53:26 -04:00
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end
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2013-04-11 02:35:43 -04:00
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end
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2010-05-06 02:59:24 -04:00
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end
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end
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