From 0b713047aa9350e699d51ecf439f3109ab48a4b1 Mon Sep 17 00:00:00 2001
From: patrick96 <p.ziegler96@gmail.com>
Date: Thu, 3 Oct 2019 22:42:31 +0200
Subject: [PATCH] doc: Allow custom SPHINX_BUILD

---
 cmake/02-opts.cmake |  3 ++-
 doc/CMakeLists.txt  | 10 +---------
 2 files changed, 3 insertions(+), 10 deletions(-)

diff --git a/cmake/02-opts.cmake b/cmake/02-opts.cmake
index 16506a7c..6aa7b7bf 100644
--- a/cmake/02-opts.cmake
+++ b/cmake/02-opts.cmake
@@ -1,7 +1,8 @@
 #
 # Build options
 #
-checklib(BUILD_DOC "binary" sphinx-build)
+set(SPHINX_BUILD "sphinx-build" CACHE STRING "Name/Path of the sphinx-build executable to use.")
+checklib(BUILD_DOC "binary" "${SPHINX_BUILD}")
 
 checklib(ENABLE_ALSA "pkg-config" alsa)
 checklib(ENABLE_CURL "pkg-config" libcurl)
diff --git a/doc/CMakeLists.txt b/doc/CMakeLists.txt
index ed67799b..01d44852 100644
--- a/doc/CMakeLists.txt
+++ b/doc/CMakeLists.txt
@@ -3,14 +3,6 @@ cmake_minimum_required(VERSION 3.1.0 FATAL_ERROR)
 # Only used if documentation is built on its own
 project(polybar-doc NONE)
 
-find_program(SPHINX_EXECUTABLE
-  NAMES sphinx-build
-  DOC "Sphinx Documentation Builder")
-
-if(NOT SPHINX_EXECUTABLE)
-  message_colored(FATAL_ERROR "Failed to locate sphinx-build" 31)
-endif()
-
 set(SPHINX_FLAGS "" CACHE STRING "Flags to pass to sphinx-build")
 separate_arguments(sphinx_flags UNIX_COMMAND "${SPHINX_FLAGS}")
 
@@ -29,7 +21,7 @@ foreach(builder ${doc_builders})
   set(doc_target "doc_${builder}")
   set(builder_log "builder-${builder}.log")
   add_custom_target(${doc_target}
-    COMMAND ${SPHINX_EXECUTABLE}
+    COMMAND ${SPHINX_BUILD}
             -b ${builder}
             # conf.py dir
             -c "${CMAKE_CURRENT_BINARY_DIR}"