ENH: use DYLD_LIBRARY_PATH on MacOS

CMake/External_GDAL.cmake

@@ -130,7 +130,7 @@ else()
       PATCH_COMMAND ${CMAKE_COMMAND} -E touch ${GDAL_SB_SRC}/config.rpath      
       CONFIGURE_COMMAND 
         # use 'env' because CTest launcher doesn't perform shell interpretation
-        env LD_LIBRARY_PATH=${CMAKE_INSTALL_PREFIX}/lib 
+        env ${LDLIBVAR}=${CMAKE_INSTALL_PREFIX}/lib 
         ${GDAL_SB_BUILD_DIR}/configure 
         --prefix=${CMAKE_INSTALL_PREFIX}
         --enable-static=no

CMake/External_geotiff.cmake

@@ -109,7 +109,7 @@ else()
       INSTALL_DIR ${CMAKE_INSTALL_PREFIX}
       CONFIGURE_COMMAND
         # use 'env' because CTest launcher doesn't perform shell interpretation
-        env LD_LIBRARY_PATH=${CMAKE_INSTALL_PREFIX}/lib
+        env ${LDLIBVAR}=${CMAKE_INSTALL_PREFIX}/lib
         ${GEOTIFF_SB_BUILD_DIR}/configure
         --prefix=${CMAKE_INSTALL_PREFIX}
         --enable-static=no

CMake/External_libtiff.cmake

@@ -72,7 +72,7 @@ else()
       INSTALL_DIR ${CMAKE_INSTALL_PREFIX}
       CONFIGURE_COMMAND
         # use 'env' because CTest launcher doesn't perform shell interpretation
-        env LD_LIBRARY_PATH=${CMAKE_INSTALL_PREFIX}/lib 
+        env ${LDLIBVAR}=${CMAKE_INSTALL_PREFIX}/lib 
         ${TIFF_SB_BUILD_DIR}/configure
         --prefix=${CMAKE_INSTALL_PREFIX}
         --enable-static=no

CMake/External_proj4.cmake

@@ -58,7 +58,7 @@ else()
       INSTALL_DIR ${CMAKE_INSTALL_PREFIX}
       CONFIGURE_COMMAND
         # use 'env' because CTest launcher doesn't perform shell interpretation
-        env LD_LIBRARY_PATH=${CMAKE_INSTALL_PREFIX}/lib
+        env ${LDLIBVAR}=${CMAKE_INSTALL_PREFIX}/lib
         ${PROJ_SB_BUILD_DIR}/configure 
         --prefix=${CMAKE_INSTALL_PREFIX}
         --enable-static=no
@@ -75,4 +75,4 @@ else()
   endif()
   
   message(STATUS "  Using Proj4 SuperBuild version")
-endif()
\ No newline at end of file
+endif()

CMakeLists.txt

@@ -23,6 +23,12 @@ if(WIN32)
     set(SB_CMAKE_COMMAND ${CMAKE_COMMAND})
   endif()      
 else(UNIX)
+  if(APPLE)
+    set(LDLIB DYLD_LIBRARY_PATH)
+  else()
+    set(LDLIB LD_LIBRARY_PATH)
+  endif()
+  
   set(SB_CMAKE_COMMAND env LD_LIBRARY_PATH=${CMAKE_INSTALL_PREFIX}/lib  ${CMAKE_COMMAND})
 endif()
 # Call external projects