# TODO(go): Fix
MAKEVER:=$(shell make --version | ruby -n0e 'puts $$_[/Make (\d)/,1]')
ifeq ($(MAKEVER),4)
# GNU make 4 escapes $(SHELL).
test:
echo test skipped
else
export FOO=-x
override SHELL := PS4="cmd: " /bin/bash $${FOO}
$(info $(shell echo foo))
test:
@echo baz
endif