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authorminusf <minusf@gmail.com>2013-07-28 19:58:19 +0900
committerTim Graham <timograham@gmail.com>2013-07-29 06:51:54 -0400
commitc694e6220ec78ed28ec7f621035ec21c8923a0c1 (patch)
tree7f75ec1524bc073d09ad923c05e2b7052272c687 /docs/Makefile
parent33e6cf5ec324bb1154ae1a0379f9c9ef6ff51420 (diff)
Allowed overriding variables in docs/Makefile.
Diffstat (limited to 'docs/Makefile')
-rw-r--r--docs/Makefile10
1 files changed, 5 insertions, 5 deletions
diff --git a/docs/Makefile b/docs/Makefile
index a2c926c7ea..21b8a9cbe9 100644
--- a/docs/Makefile
+++ b/docs/Makefile
@@ -2,11 +2,11 @@
#
# You can set these variables from the command line.
-SPHINXOPTS =
-SPHINXBUILD = sphinx-build
-PAPER =
-BUILDDIR = _build
-LANGUAGE =
+SPHINXOPTS ?=
+SPHINXBUILD ?= sphinx-build
+PAPER ?=
+BUILDDIR ?= _build
+LANGUAGE ?=
# Internal variables.
PAPEROPT_a4 = -D latex_paper_size=a4