From 87b799ba07070cfd4ce574545819d3729deb152b Mon Sep 17 00:00:00 2001
From: ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>
Date: Mon, 31 Aug 2020 12:34:37 +0200
Subject: make + macOS: further fix to the construction of fltk-config

---
 CMake/options.cmake | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'CMake')

diff --git a/CMake/options.cmake b/CMake/options.cmake
index d6184fe91..0153a1923 100644
--- a/CMake/options.cmake
+++ b/CMake/options.cmake
@@ -56,7 +56,9 @@ endif (UNIX)
 if (APPLE)
   option (OPTION_APPLE_X11 "use X11" OFF)
   option (OPTION_APPLE_SDL "use SDL" OFF)
-  list (APPEND FLTK_CFLAGS "-isysroot ${CMAKE_OSX_SYSROOT}")
+  if (CMAKE_OSX_SYSROOT)
+    list (APPEND FLTK_CFLAGS "-isysroot ${CMAKE_OSX_SYSROOT}")
+  endif (CMAKE_OSX_SYSROOT)
 endif (APPLE)
 
 # find X11 libraries and headers
@@ -470,7 +472,7 @@ if (X11_Xft_FOUND AND OPTION_USE_PANGO)
     list (APPEND FLTK_LDLIBS -lpango-1.0 -lpangoxft-1.0 -lgobject-2.0)
     if (APPLE)
       get_filename_component(PANGO_L_PATH ${HAVE_LIB_PANGO} PATH)
-      set (LDFLAGS "${LDFLAGS} -isysroot ${CMAKE_OSX_SYSROOT} -L${PANGO_L_PATH}")
+      set (LDFLAGS "${LDFLAGS} -L${PANGO_L_PATH}")
     endif (APPLE)
   else(PANGOXFT_FOUND)
 
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