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# frozen_string_literal: false
require 'mkmf'
have_func("rb_io_path")
have_func("rb_io_descriptor")
have_func("rb_io_get_write_io")
have_func("rb_io_closed_p")
have_func("rb_io_open_descriptor")
ok = true if RUBY_ENGINE == "ruby" || RUBY_ENGINE == "truffleruby"
hdr = nil
case
when macro_defined?("_WIN32", "")
# rb_w32_map_errno: 1.8.7
vk_header = File.exist?("#$srcdir/win32_vk.list") ? "chksum" : "inc"
vk_header = "#{'{$(srcdir)}' if $nmake == ?m}win32_vk.#{vk_header}"
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 if ok
case ok
when true
have_header("sys/ioctl.h") if hdr
# rb_check_hash_type: 1.9.3
# rb_io_get_write_io: 1.9.1
# rb_cloexec_open: 2.0.0
# rb_funcallv: 2.1.0
# RARRAY_CONST_PTR: 2.1.0
# rb_sym2str: 2.2.0
if have_macro("HAVE_RUBY_FIBER_SCHEDULER_H")
$defs << "-D""HAVE_RB_IO_WAIT=1"
elsif have_func("rb_scheduler_timeout") # 3.0
have_func("rb_io_wait")
end
create_makefile("io/console") {|conf|
conf << "\n""VK_HEADER = #{vk_header}\n"
}
when nil
File.write("Makefile", dummy_makefile($srcdir).join(""))
end
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