added tag v1_9_0_4

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_9_0_4@18845 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 17 insertions, 0 deletions

diff --git a/trunk/ext/io/wait/extconf.rb b/trunk/ext/io/wait/extconf.rb
new file mode 100644
index 0000000000..1a0edbd846
--- /dev/null
+++ b/trunk/ext/io/wait/extconf.rb
@@ -0,0 +1,17 @@
+require 'mkmf'
+target = "io/wait"
+
+unless macro_defined?("DOSISH", "#include <ruby.h>")
+  fionread = %w[sys/ioctl.h sys/filio.h sys/socket.h].find do |h|
+    have_macro("FIONREAD", h)
+  end
+  if fionread
+    $defs << "-DFIONREAD_HEADER=\"<#{fionread}>\""
+    create_makefile(target)
+  end
+else
+  if have_func("rb_w32_ioctlsocket", "ruby.h")
+    have_func("rb_w32_is_socket", "ruby.h")
+    create_makefile(target)
+  end
+end