configure: correctly warn about missing flex and/or bison.
authorAlexei Sheplyakov <Alexei.Sheplyakov@gmail.com>
Wed, 25 May 2011 09:18:27 +0000 (12:18 +0300)
committerAlexei Sheplyakov <Alexei.Sheplyakov@gmail.com>
Wed, 25 May 2011 09:18:27 +0000 (12:18 +0300)
commit01d804753f9f140b2e470e10ff2b97ddae1627dd
tree88efcd201ec207b8019ea81d6db1fd9e55e8227d
parent47a0c68f3e0c4af0ee22b3ca4fe0e5df66aa69db
configure: correctly warn about missing flex and/or bison.

This version correctly handles out of source builds, does not break
cross compilation, and contains no bashisms.
configure.ac