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61 lines
2 KiB
Ruby
61 lines
2 KiB
Ruby
# frozen_string_literal: false
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require 'mkmf'
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# `--target-rbconfig` compatibility for Ruby 3.3 or earlier
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# See https://bugs.ruby-lang.org/issues/20345
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MakeMakefile::RbConfig ||= ::RbConfig
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have_func("rb_syserr_fail_str(0, Qnil)") or
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have_func("rb_syserr_new_str(0, Qnil)") or
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abort
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have_func("rb_interned_str_cstr")
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have_func("rb_io_path", "ruby/io.h")
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have_func("rb_io_descriptor", "ruby/io.h")
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have_func("rb_io_get_write_io", "ruby/io.h")
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have_func("rb_io_closed_p", "ruby/io.h")
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have_func("rb_io_open_descriptor", "ruby/io.h")
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have_func("rb_ractor_local_storage_value_newkey")
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is_wasi = /wasi/ =~ MakeMakefile::RbConfig::CONFIG["platform"]
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# `ok` can be `true`, `false`, or `nil`:
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# * `true` : Required headers and functions available, proceed regular build.
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# * `false`: Required headers or functions not available, abort build.
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# * `nil` : Unsupported compilation target, generate dummy Makefile.
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#
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# Skip building io/console on WASI, as it does not support termios.h.
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ok = true if (RUBY_ENGINE == "ruby" && !is_wasi) || RUBY_ENGINE == "truffleruby"
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hdr = nil
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case
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when macro_defined?("_WIN32", "")
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# rb_w32_map_errno: 1.8.7
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vk_header = File.exist?("#$srcdir/win32_vk.list") ? "chksum" : "inc"
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vk_header = "#{'{$(srcdir)}' if $nmake == ?m}win32_vk.#{vk_header}"
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when hdr = %w"termios.h termio.h".find {|h| have_header(h)}
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have_func("cfmakeraw", hdr)
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when have_header(hdr = "sgtty.h")
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%w"stty gtty".each {|f| have_func(f, hdr)}
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else
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ok = false
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end if ok
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case ok
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when true
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have_header("sys/ioctl.h") if hdr
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# rb_check_hash_type: 1.9.3
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# rb_io_get_write_io: 1.9.1
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# rb_cloexec_open: 2.0.0
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# rb_funcallv: 2.1.0
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# RARRAY_CONST_PTR: 2.1.0
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# rb_sym2str: 2.2.0
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if have_macro("HAVE_RUBY_FIBER_SCHEDULER_H")
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$defs << "-D""HAVE_RB_IO_WAIT=1"
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elsif have_func("rb_scheduler_timeout") # 3.0
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have_func("rb_io_wait")
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end
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have_func("ttyname_r") or have_func("ttyname")
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create_makefile("io/console") {|conf|
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conf << "\n""VK_HEADER = #{vk_header}\n"
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}
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when nil
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File.write("Makefile", dummy_makefile($srcdir).join(""))
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end
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