configure: Add check for bunzip2 and maintainer-mode tools.

Without bunzip2 make check cannot be run. To generate all files in
maintainer-mode flex and bison are needed. Otherwise check that
libdw/known-dwarf.h is already generated.

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

1 files changed, 6 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index 9d417f98..f281f988 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2015-05-30  Mark Wielaard  <mjw@redhat.com>
+
+	* configure.ac: Check for bunzip2. Check flex and bison are
+	installed in maintainer-mode. Otherwise check libdw/known-dwarf.h
+	is already generated.
+
 2015-05-21  Mark Wielaard  <mjw@redhat.com>
 
 	* configure.ac: Add --enable-sanitize-undefined.