configure.ac: Warn when --enable-dwz=no, but /usr/lib/debug/.dwz exists.

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

diff --git a/ChangeLog b/ChangeLog
index f808413..0ef4416 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2013-11-06  Mark Wielaard  <mjw@redhat.com>
 
+       * configure.ac (--enable-dwz): Add AC_MSG_WARN when disabled but
+       local system does have /usr/lib/debug/.dwz.
+
+2013-11-06  Mark Wielaard  <mjw@redhat.com>
+
        * configure.ac (--enable-thread-safety): Add AC_MSG_WARN experimental
        option.
 

diff --git a/configure.ac b/configure.ac
index 4023f31..03d5756 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -75,6 +75,8 @@ AS_HELP_STRING([--enable-dwz], [enable experimental GNU ref_alt FORM, dwz multi
 enable_dwz=$enableval, enable_dwz=no)
 AM_CONDITIONAL(ENABLE_DWZ, test "$enable_dwz" = yes)
 AS_IF([test "$enable_dwz" = yes], [AC_DEFINE(ENABLE_DWZ)])
+AS_IF([test "$enable_dwz" = no -a -d /usr/lib/debug/.dwz],
+      [AC_MSG_WARN([--enable-dwz disabled and /usr/lib/debug/.dwz exists, native tests might fail])])
 
 AH_TEMPLATE([ENABLE_DWZ], [Defined if libdw should support GNU ref_alt FORM, dwz multi files.])