configure.ac: Add warning that --enable-thread-safety is experimental.

Signed-off-by: Mark Wielaard <mjw@redhat.com>

diff --git a/ChangeLog b/ChangeLog
index 026ce1e..f808413 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2013-11-06  Mark Wielaard  <mjw@redhat.com>
+
+       * configure.ac (--enable-thread-safety): Add AC_MSG_WARN experimental
+       option.
+
 2013-11-01  Michael Forney  <mforney@mforney.org>
 
        * configure.ac: Call AM_PROG_AR and AC_CHECK_TOOL for readelf and nm.

diff --git a/configure.ac b/configure.ac
index ee2ce26..4023f31 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -60,10 +60,13 @@ AC_DEFINE_UNQUOTED(DEFAULT_AR_DETERMINISTIC, $default_ar_deterministic,
                   [Should ar and ranlib use -D behavior by default?])
 
 AC_ARG_ENABLE([thread-safety],
-AS_HELP_STRING([--enable-thread-safety], [enable thread safety of libraries]),
-use_locks=$enableval, use_locks=no)
+AS_HELP_STRING([--enable-thread-safety],
+               [enable thread safety of libraries EXPERIMENTAL]),
+               use_locks=$enableval, use_locks=no)
 AM_CONDITIONAL(USE_LOCKS, test "$use_locks" = yes)
 AS_IF([test "$use_locks" = yes], [AC_DEFINE(USE_LOCKS)])
+AS_IF([test "$use_locks" = yes],
+      [AC_MSG_WARN([thread-safety is EXPERIMENTAL tests might fail.])])
 
 AH_TEMPLATE([USE_LOCKS], [Defined if libraries should be thread-safe.])