Fix MacOS rpath

Author: johnkerl

src/Makevars.in

@@ -11,15 +11,38 @@ LIB_CON_DIR = ../inst/lib$(R_ARCH)
 LIB_CON = $(LIB_CON_DIR)/libconnection@DYLIB_EXT@
 
 all: $(OBJECTS) $(LIB_CON) $(SHLIB)
-        # if we are
-        #  - on macOS aka Darwin which needs this
-        #  - the library is present (implying non-system library use)
-        # then let us call install_name_tool
-	@if [ `uname -s` = 'Darwin' ] && [ -f ../inst/tiledb/lib/libtiledb.dylib ] && [ -f tiledb.so ]; then \
-	    install_name_tool -change libz.1.dylib @rpath/libz.1.dylib ../inst/tiledb/lib/libtiledb.dylib; \
-	    install_name_tool -add_rpath @loader_path/../tiledb/lib tiledb.so; \
-	    install_name_tool -add_rpath @loader_path/../tiledb/lib $(LIB_CON); \
+        # On macOS aka Darwin we call install_name_tool
+        # Case one: If we had a downloaded TileDB Core artifact, adjust zlib path and add to @rpath
+        # Case two: If we see the system libraries (on macOS) ensure /usr/local/lib rpath is considered
+	echo HEYYYYYY
+	echo HEYYYYYY
+	echo HEYYYYYY
+	echo HEYYYYYY
+	echo HEYYYYYY
+	@if [ `uname -s` = 'Darwin' ] && [ -f tiledb.so ]; then \
+	    if [ -f ../inst/tiledb/lib/libtiledb.dylib ] ; then \
+	        install_name_tool -change libz.1.dylib @rpath/libz.1.dylib ../inst/tiledb/lib/libtiledb.dylib; \
+	        install_name_tool -add_rpath @loader_path/../tiledb/lib tiledb.so; \
+	    fi; \
+	    if [ -f /usr/local/lib/libtiledb.dylib ] ; then \
+	        install_name_tool -add_rpath /usr/local/lib tiledb.so; \
+	    fi; \
 	fi
+	echo HEYYYYYY
+	echo HEYYYYYY
+	echo HEYYYYYY
+	echo HEYYYYYY
+	echo HEYYYYYY
+
+#        # if we are
+#        #  - on macOS aka Darwin which needs this
+#        #  - the library is present (implying non-system library use)
+#        # then let us call install_name_tool
+#	@if [ `uname -s` = 'Darwin' ] && [ -f ../inst/tiledb/lib/libtiledb.dylib ] && [ -f tiledb.so ]; then \
+#	    install_name_tool -change libz.1.dylib @rpath/libz.1.dylib ../inst/tiledb/lib/libtiledb.dylib; \
+#	    install_name_tool -add_rpath @loader_path/../tiledb/lib tiledb.so; \
+#	    install_name_tool -add_rpath @loader_path/../tiledb/lib $(LIB_CON); \
+#	fi
 
 $(LIB_CON): connection/connection.o
 	@mkdir -p $(LIB_CON_DIR)