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require 'mkmf'
ok = true
hdr = nil
case
when macro_defined?("_WIN32", "")
have_func("rb_w32_map_errno", "ruby.h")
when hdr = %w"termios.h termio.h".find {|h| have_header(h)}
have_func("cfmakeraw", hdr)
when have_header(hdr = "sgtty.h")
%w"stty gtty".each {|f| have_func(f, hdr)}
else
ok = false
end
ok &&= enable_config("io-console-force-compatible-with-1.8") ||
macro_defined?("HAVE_RUBY_IO_H", cpp_include("ruby.h"))
if ok
have_header("sys/ioctl.h")
have_func("rb_check_hash_type", "ruby.h")
have_func("rb_io_get_write_io", "ruby/io.h")
have_func("rb_cloexec_open", "ruby/io.h")
if enable_config("io-console-rb_scan_args-optional-hash", true)
$defs << "-DHAVE_RB_SCAN_ARGS_OPTIONAL_HASH=1"
end
create_makefile("io/console")
end
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