[kaffe] CVS kaffe (robilad): Don't set thread priorities on OpenBSD

[Kaffe CVS]

PatchSet 6887 
Date: 2005/09/09 15:54:14
Author: robilad
Branch: HEAD
Tag: (none) 
Log:
Don't set thread priorities on OpenBSD

2005-09-09  Kurt Miller <truk at optonline.net>

        * configure.ac: Don't check for functions to set
        priorities on OpenBSD, to avoid starvation on
        that platform.

Members: 
	ChangeLog:1.4408->1.4409 
	configure:1.483->1.484 
	configure.ac:1.165->1.166 

Index: kaffe/ChangeLog
diff -u kaffe/ChangeLog:1.4408 kaffe/ChangeLog:1.4409
--- kaffe/ChangeLog:1.4408	Fri Sep  9 15:15:22 2005
+++ kaffe/ChangeLog	Fri Sep  9 15:54:14 2005
@@ -1,3 +1,9 @@
+2005-09-09  Kurt Miller <truk at optonline.net>
+
+	* configure.ac: Don't check for functions to set 
+	priorities on OpenBSD, to avoid starvation on 
+	that platform.
+
 2005-09-09  Dalibor Topic  <robilad at kaffe.org>
 
 	* kaffe/jvmpi/jvmpi_kaffe.c (jvmpiFillMethodLoad):
Index: kaffe/configure
diff -u kaffe/configure:1.483 kaffe/configure:1.484
--- kaffe/configure:1.483	Sun Aug 21 18:00:53 2005
+++ kaffe/configure	Fri Sep  9 15:54:18 2005
@@ -39107,7 +39107,9 @@
 
 
 # sched_get_priority_* functions are not implemented on OpenBSD <= 3.4
-# at least.
+# at least. setting pthread priorities on OpenBSD has unexpected results,
+# so don't enable setting them for OpenBSD.
+if test x"$Khost_os" != x"openbsd2" ; then
 
 for ac_func in sched_get_priority_max
 do
@@ -39312,7 +39314,7 @@
 fi
 done
 
-cat >conftest.$ac_ext <<_ACEOF
+  cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -39323,7 +39325,7 @@
 #ifdef SCHED_OTHER
 Found_SCHED_OTHER
 #endif
-  >
+    >
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
@@ -39337,6 +39339,7 @@
 fi
 rm -f conftest*
 
+fi
 
 
 
Index: kaffe/configure.ac
diff -u kaffe/configure.ac:1.165 kaffe/configure.ac:1.166
--- kaffe/configure.ac:1.165	Sun Aug 21 18:00:58 2005
+++ kaffe/configure.ac	Fri Sep  9 15:54:24 2005
@@ -1358,18 +1358,21 @@
 AM_ICONV
 
 # sched_get_priority_* functions are not implemented on OpenBSD <= 3.4
-# at least.
-AC_CHECK_FUNCS([sched_get_priority_max])
-AC_CHECK_FUNCS([sched_get_priority_min])
-AC_EGREP_HEADER(Found_SCHED_OTHER,
-  [
+# at least. setting pthread priorities on OpenBSD has unexpected results,
+# so don't enable setting them for OpenBSD.
+if test x"$Khost_os" != x"openbsd2" ; then
+  AC_CHECK_FUNCS([sched_get_priority_max])
+  AC_CHECK_FUNCS([sched_get_priority_min])
+  AC_EGREP_HEADER(Found_SCHED_OTHER,
+    [
 #include <sched.h>
 #ifdef SCHED_OTHER
 Found_SCHED_OTHER
 #endif
-  ],
-  [ AC_DEFINE(HAVE_SCHED_OTHER_IN_SCHED, 1, [Defined if SCHED_OTHER is in sched.h])
-])
+    ],
+    [ AC_DEFINE(HAVE_SCHED_OTHER_IN_SCHED, 1, [Defined if SCHED_OTHER is in sched.h])
+  ])
+fi
 
 dnl pthread_attr_setschedpolicy in not implemented on NetBSD <= 1.6
 dnl pthread_yield is not implemented on any systems.