From ed0c443253bf33152f8a54a0d60d3a9bf6788ae8 Mon Sep 17 00:00:00 2001
From: ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>
Date: Sat, 18 Jan 2020 16:04:58 +0100
Subject: Set OPTION_USE_SYSTEM_LIBPNG/JPEG off under macOS by default

---
 CMake/options.cmake | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/CMake/options.cmake b/CMake/options.cmake
index 1fa80c672..1563540cd 100644
--- a/CMake/options.cmake
+++ b/CMake/options.cmake
@@ -338,7 +338,11 @@ endif (ZLIB_FOUND)
 set (HAVE_LIBZ 1)
 
 #######################################################################
-option (OPTION_USE_SYSTEM_LIBJPEG "use system libjpeg" ON)
+if (APPLE)
+  option (OPTION_USE_SYSTEM_LIBJPEG "use system libjpeg" OFF)
+else ()
+  option (OPTION_USE_SYSTEM_LIBJPEG "use system libjpeg" ON)
+endif (APPLE)
 
 if (OPTION_USE_SYSTEM_LIBJPEG)
   include (FindJPEG)
@@ -362,7 +366,11 @@ endif (JPEG_FOUND)
 set (HAVE_LIBJPEG 1)
 
 #######################################################################
-option (OPTION_USE_SYSTEM_LIBPNG "use system libpng" ON)
+if (APPLE)
+  option (OPTION_USE_SYSTEM_LIBPNG "use system libpng" OFF)
+else ()
+  option (OPTION_USE_SYSTEM_LIBPNG "use system libpng" ON)
+endif (APPLE)
 
 if (OPTION_USE_SYSTEM_LIBPNG)
   include (FindPNG)
-- 
cgit v1.2.3