From 807a9ef70e4f8a47f62dd6a600d076b6f90b0e14 Mon Sep 17 00:00:00 2001
From: wsnipex <wsnipex@a1.net>
Date: Sat, 9 May 2020 11:27:08 +0200
Subject: [cmake] allow ffmpeg and libdvd to build in parallel when using ninja

---
 tools/depends/target/ffmpeg/CMakeLists.txt | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

(limited to 'tools/depends/target/ffmpeg')

diff --git a/tools/depends/target/ffmpeg/CMakeLists.txt b/tools/depends/target/ffmpeg/CMakeLists.txt
index 3ebd65cf13..ac27049cdb 100644
--- a/tools/depends/target/ffmpeg/CMakeLists.txt
+++ b/tools/depends/target/ffmpeg/CMakeLists.txt
@@ -99,6 +99,16 @@ endif()
 
 message(STATUS "FFMPEG_CONF: ${ffmpeg_conf}")
 
+set(MAKE_COMMAND $(MAKE))
+if(CMAKE_GENERATOR STREQUAL Ninja)
+  set(MAKE_COMMAND make)
+  include(ProcessorCount)
+  ProcessorCount(N)
+  if(NOT N EQUAL 0)
+    set(MAKE_COMMAND make -j${N})
+  endif()
+endif()
+
 include(ExternalProject)
 externalproject_add(ffmpeg
                     SOURCE_DIR ${CMAKE_SOURCE_DIR}
@@ -124,7 +134,8 @@ externalproject_add(ffmpeg
                       --enable-protocol=http
                       --enable-encoder=png
                       --enable-encoder=mjpeg
-                      ${ffmpeg_conf})
+                      ${ffmpeg_conf}
+                    BUILD_COMMAND ${MAKE_COMMAND})
 
 install(CODE "Message(Done)")
 
-- 
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