Address #273 via a patch from python#21811

plugins/python-build/share/python-build/patches/2.7.6/Python-2.7.6/012_fix_bundle_loader_for_new_osx.patch

@@ -0,0 +1,58 @@
+diff -ur ../Python-2.7.6/configure ./configure
+--- ../Python-2.7.6/configure 2014-06-19 14:35:59.000000000 -0400
++++ ./configure	2018-04-24 12:44:24.143179222 -0400
+@@ -6045,8 +6045,14 @@
+ 
+ 	    # Calculate the right deployment target for this build.
+ 	    #
+-	    cur_target=`sw_vers -productVersion | sed 's/\(10\.[0-9]*\).*/\1/'`
+-	    if test ${cur_target} '>' 10.2; then
++		cur_target_major=`sw_vers -productVersion | \
++				sed 's/\([0-9]*\)\.\([0-9]*\).*/\1/'`
++		cur_target_minor=`sw_vers -productVersion | \
++				sed 's/\([0-9]*\)\.\([0-9]*\).*/\2/'`
++		cur_target="${cur_target_major}.${cur_target_minor}"
++		if test ${cur_target_major} -eq 10 && \
++		   test ${cur_target_minor} -ge 3
++		then
+ 		    cur_target=10.3
+ 		    if test ${enable_universalsdk}; then
+ 			    if test "${UNIVERSAL_ARCHS}" = "all"; then
+@@ -8230,15 +8236,14 @@
+ 		# Use -undefined dynamic_lookup whenever possible (10.3 and later).
+ 		# This allows an extension to be used in any Python
+ 
+-		if test ${MACOSX_DEPLOYMENT_TARGET} '>' 10.2
++		dep_target_major=`echo ${MACOSX_DEPLOYMENT_TARGET} | \
++				sed 's/\([0-9]*\)\.\([0-9]*\).*/\1/'`
++		dep_target_minor=`echo ${MACOSX_DEPLOYMENT_TARGET} | \
++				sed 's/\([0-9]*\)\.\([0-9]*\).*/\2/'`
++		if test ${dep_target_major} -eq 10 && \
++		   test ${dep_target_minor} -le 2
+ 		then
+-			if test "${enable_universalsdk}"; then
+-				LDFLAGS="${UNIVERSAL_ARCH_FLAGS} -isysroot ${UNIVERSALSDK} ${LDFLAGS}"
+-			fi
+-			LDSHARED='$(CC) -bundle -undefined dynamic_lookup'
+-			LDCXXSHARED='$(CXX) -bundle -undefined dynamic_lookup'
+-			BLDSHARED="$LDSHARED"
+-		else
++			# building for OS X 10.0 through 10.2
+ 			LDSHARED='$(CC) -bundle'
+ 			LDCXXSHARED='$(CXX) -bundle'
+ 			if test "$enable_framework" ; then
+@@ -8252,6 +8257,14 @@
+ 				LDSHARED="$LDSHARED "'-bundle_loader $(BINDIR)/python$(VERSION)$(EXE)'
+ 				LDCXXSHARED="$LDCXXSHARED "'-bundle_loader $(BINDIR)/python$(VERSION)$(EXE)'
+ 			fi
++		else
++			# building for OS X 10.3 and later
++			if test "${enable_universalsdk}"; then
++				LDFLAGS="${UNIVERSAL_ARCH_FLAGS} -isysroot ${UNIVERSALSDK} ${LDFLAGS}"
++			fi
++			LDSHARED='$(CC) -bundle -undefined dynamic_lookup'
++			LDCXXSHARED='$(CXX) -bundle -undefined dynamic_lookup'
++			BLDSHARED="$LDSHARED"
+ 		fi
+ 		;;
+ 	Linux*|GNU*|QNX*)