From 259c3a1c4c78ce155053ef5d40dc2b4f6a6bbeb5 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 26 May 2010 01:35:38 +0000
Subject: [PATCH] * configure.in (rb_cv_large_fd_select): needed on mingw, even
   though fd_mask is not available.  [ruby-core:30401]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@28016 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog    | 5 +++++
 configure.in | 7 ++++++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 102bda624f..9c843239fa 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Wed May 26 10:35:37 2010  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* configure.in (rb_cv_large_fd_select): needed on mingw, even
+	  though fd_mask is not available.  [ruby-core:30401]
+
 Tue May 25 14:00:51 2010  NARUSE, Yui  <naruse@ruby-lang.org>
 
 	* regparse.c (add_code_range_to_buf0): fix false negative
diff --git a/configure.in b/configure.in
index e3856d6de4..1c8233dae1 100644
--- a/configure.in
+++ b/configure.in
@@ -906,6 +906,7 @@ main()
 		rb_cv_negative_time_t=no
 		ac_cv_func_fcntl=yes
 		ac_cv_func_flock=yes
+		rb_cv_large_fd_select=yes
 		AC_LIBOBJ([langinfo])
 		: ${enable_win95=maybe}
 		],
@@ -1021,7 +1022,11 @@ AC_CHECK_TYPES([struct timezone], [], [], [@%:@ifdef HAVE_TIME_H
 @%:@ include <sys/time.h>
 @%:@endif])
 
-AC_CHECK_TYPE(fd_mask, [AC_DEFINE(HAVE_RB_FD_INIT, 1)])
+AC_CACHE_VAL([rb_cv_large_fd_select],
+    [AC_CHECK_TYPE(fd_mask, [rb_cv_large_fd_select=yes], [rb_cv_large_fd_select=no])])
+if test "$rb_cv_large_fd_select" = yes; then
+    AC_DEFINE(HAVE_RB_FD_INIT, 1)
+fi
 
 dnl RUBY_DEFINT TYPENAME, SIZE, [SIGNED-OR-UNSIGNED], [INCLUDES = DEFAULT-INCLUDES]
 AC_DEFUN([RUBY_DEFINT], [dnl