1 files = $(wildcard *,*) 2 3 # test expectes empty, since no *,* found. 4 test: 5 echo $(files) 6 touch foo,bar 7 8 # when foo,bar doesn't exit, "make test2" report empty. 9 # next "make test2" reports "foo,bar". 10 test2: foo,bar 11 echo $(files) 12 13 foo,bar: 14 touch foo,bar 15
