github.com/westcoastroms/westcoastroms-build@v0.0.0-20190928114312-2350e5a73030/build/kati/testcase/var_with_space.mk (about)

     1  MAKEVER:=$(shell make --version | ruby -n0e 'puts $$_[/Make (\d)/,1]')
     2  
     3  ifeq ($(MAKEVER),4)
     4  # A variable name with space is invalid on GNU make 4.
     5  all:
     6  	echo PASS
     7  else
     8  varname_with_ws:=hello, world!
     9  $(varname_with_ws):=PASS
    10  foo bar = PASS2
    11  all:
    12  	echo $(hello, world!)
    13  	echo $(foo bar)
    14  endif