DocBook: Add a help message for DOCBOOKS env var
authorMauro Carvalho Chehab <mchehab@osg.samsung.com>
Thu, 19 Nov 2015 14:38:44 +0000 (12:38 -0200)
committerJonathan Corbet <corbet@lwn.net>
Sat, 21 Nov 2015 00:04:26 +0000 (17:04 -0700)
commite57f0796d6d05b04653876d397b1ba0ec0a0a5eb
tree20dc62c9ae1634eba416e4244d4aa91f211d1004
parentf902493a681659998856cabcfefa862ddaec952c
DocBook: Add a help message for DOCBOOKS env var

Sometimes, it is needed to compile only a subset of the possible
DocBooks. This is supported by the building system, but it is not
docummented. Add a documentation for it.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Documentation/DocBook/Makefile