* configure.in: check for non-portable stack attribute functions.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26556 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Wed Feb  3 22:22:30 2010  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* configure.in: check for non-portable stack attribute functions.
+
 Wed Feb  3 20:10:52 2010  Tanaka Akira  <akr@fsij.org>
 
 	* ext/iconv/charset_alias.rb: pass block argument to outer local

configure.in

@@ -1507,7 +1507,10 @@ if test x"$enable_pthread" = xyes; then
     else
 	AC_MSG_WARN("Don't know how to find pthread library on your system -- thread support disabled")
     fi
-    AC_CHECK_FUNCS(nanosleep sched_yield pthread_attr_setinheritsched)
+    AC_CHECK_FUNCS(nanosleep sched_yield pthread_attr_setinheritsched \
+	pthread_getattr_np pthread_attr_get_np \
+	pthread_get_stackaddr_np pthread_get_stacksize_np \
+	thr_stksegment pthread_stackseg_np)
     if test x"$ac_cv_func_nanosleep" = xno; then
        AC_CHECK_LIB(rt, nanosleep)
        if test x"$ac_cv_lib_rt_nanosleep" = xyes; then