From dc1e36fa0e4e3d69f11cb028a0b56910a6fa3c3f Mon Sep 17 00:00:00 2001
From: Victor Zverovich <victor.zverovich@gmail.com>
Date: Tue, 24 May 2016 07:03:08 -0700
Subject: [PATCH] Make documentation installation optional (#333)

---
 doc/CMakeLists.txt | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/doc/CMakeLists.txt b/doc/CMakeLists.txt
index fc5a0a24..5f6daf6e 100644
--- a/doc/CMakeLists.txt
+++ b/doc/CMakeLists.txt
@@ -7,4 +7,5 @@ endif ()
 add_custom_target(doc
   COMMAND ${CMAKE_CURRENT_SOURCE_DIR}/build.py ${FMT_VERSION})
 
-install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/html/ DESTINATION share/doc/fmt)
+install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/html/
+        DESTINATION share/doc/fmt OPTIONAL)