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configure: Do not reject Linux 3.0 at configure time.
[sliver-openvswitch.git]
/
m4
/
openvswitch.m4
diff --git
a/m4/openvswitch.m4
b/m4/openvswitch.m4
index
e6d03a6
..
73db4bb
100644
(file)
--- a/
m4/openvswitch.m4
+++ b/
m4/openvswitch.m4
@@
-152,6
+152,11
@@
AC_DEFUN([OVS_CHECK_LOGDIR],
[LOGDIR='${localstatedir}/log/${PACKAGE}'])
AC_SUBST([LOGDIR])])
[LOGDIR='${localstatedir}/log/${PACKAGE}'])
AC_SUBST([LOGDIR])])
+dnl Defines HAVE_BACKTRACE if backtrace() is declared in <execinfo.h>
+dnl and exists in libc.
+AC_DEFUN([OVS_CHECK_BACKTRACE],
+ [AC_CHECK_HEADER([execinfo.h], [AC_CHECK_FUNCS([backtrace])])])
+
dnl Checks for __malloc_hook, etc., supported by glibc.
AC_DEFUN([OVS_CHECK_MALLOC_HOOKS],
[AC_CACHE_CHECK(
dnl Checks for __malloc_hook, etc., supported by glibc.
AC_DEFUN([OVS_CHECK_MALLOC_HOOKS],
[AC_CACHE_CHECK(