Verify minimum required version of sphinx-build
authorBen Gamari <ben@smart-cactus.org>
Fri, 23 Oct 2015 10:27:35 +0000 (12:27 +0200)
committerBen Gamari <ben@smart-cactus.org>
Fri, 23 Oct 2015 15:43:55 +0000 (17:43 +0200)
commit7dae0743c8162021fa4d11c33c89b43e3e568991
tree1c314395a08b90a203a67a15ee4e43486a5ce9b8
parentfd63ea5686fe5b856c3ebdc5f28bf7a2547bd96f
Verify minimum required version of sphinx-build

CentOS 6.6 includes sphinx-build 0.6.6 which is woefully inadequate to
build the users guide. In particular it fails as it lacks
`sphinx.ext.extlinks`, which was introduced in 1.0.0. Looking at the
changelog it appears that 1.0.0 ought to work.
configure.ac