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authorminusf <minusf@gmail.com>2013-07-28 19:58:19 +0900
committerTim Graham <timograham@gmail.com>2013-07-29 06:52:42 -0400
commit5f8bf4368d79324f3fa076e1d7e810f53ddf4801 (patch)
tree8da323a0d92eca73471fc023b00fd4a944944b0e /docs
parentc456a277255e1b63ba4dcf6ed894e37ac4f05b63 (diff)
[1.6.x] Allowed overriding variables in docs/Makefile.
Backport of c694e6220e from master
Diffstat (limited to 'docs')
-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