1foo:=$(join a b,.c .o)
2
3# produces `a.c b.o'.
4test:
5 echo $(foo)
6 echo $(join a b c, 0 1)
7 echo $(join a b, 0 1 2)
1foo:=$(join a b,.c .o)
2
3# produces `a.c b.o'.
4test:
5 echo $(foo)
6 echo $(join a b c, 0 1)
7 echo $(join a b, 0 1 2)