1
2foo = f-ok
3bar = b-ok
4
5FOO = foo
6F = f
7
8BAR = bar
9B = b
10
11export foo bar
12
13unexport $(FOO)
14unexport $(B)ar
15
16.RECIPEPREFIX := >
17all:
18> @echo foo=$(foo) bar=$(bar)
19> @echo foo=$$foo bar=$$bar
1
2foo = f-ok
3bar = b-ok
4
5FOO = foo
6F = f
7
8BAR = bar
9B = b
10
11export foo bar
12
13unexport $(FOO)
14unexport $(B)ar
15
16.RECIPEPREFIX := >
17all:
18> @echo foo=$(foo) bar=$(bar)
19> @echo foo=$$foo bar=$$bar