odaira	2015-10-20 08:24:12 +0900 (Tue, 20 Oct 2015)

  New Revision: 52199

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=52199

  Log:
    * configure.in: pthread_getattr_np is broken on AIX.
      More specifically, the stack address and size returned are
      not correct.

  Modified files:
    trunk/ChangeLog
    trunk/configure.in
Index: configure.in
===================================================================
--- configure.in	(revision 52198)
+++ configure.in	(revision 52199)
@@ -2801,11 +2801,12 @@ if test x"$enable_pthread" = xyes; then https://github.com/ruby/ruby/blob/trunk/configure.in#L2801
 	AC_DEFINE(NON_SCALAR_THREAD_ID)
     fi
     AC_CHECK_FUNCS(sched_yield pthread_attr_setinheritsched \
-	pthread_getattr_np pthread_attr_get_np pthread_attr_getstack\
+	pthread_attr_get_np pthread_attr_getstack\
 	pthread_get_stackaddr_np pthread_get_stacksize_np \
 	thr_stksegment pthread_stackseg_np pthread_getthrds_np \
 	pthread_cond_init pthread_condattr_setclock pthread_condattr_init \
 	pthread_sigmask pthread_setname_np pthread_set_name_np)
+    AS_CASE(["$target_os"],[aix*],[ac_cv_func_pthread_getattr_np=no],[AC_CHECK_FUNCS(pthread_getattr_np)])
     if test "${host_os}" = "nacl"; then
       ac_cv_func_pthread_attr_init=no
     else
Index: ChangeLog
===================================================================
--- ChangeLog	(revision 52198)
+++ ChangeLog	(revision 52199)
@@ -1,3 +1,9 @@ https://github.com/ruby/ruby/blob/trunk/ChangeLog#L1
+Tue Oct 20 08:12:47 2015  Rei Odaira  <Rei.Odaira@g...>
+
+	* configure.in: pthread_getattr_np is broken on AIX.
+	  More specifically, the stack address and size returned are
+	  not correct.
+
 Tue Oct 20 05:54:46 2015  Eric Wong  <e@8...>
 
 	* ext/fiddle/closure.c (callback): static function

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