3 $description = "Test 'private' variables.";
7 # 1: Simple verification that private variables are not inherited
14 a b c: ; @echo $@: F=$(F)
18 '', "c: F=a\nb: F=b\na: F=a\n");
20 # 2: Again, but this time we start with "b" so "a"'s variable is not in scope
21 &run_make_test(undef, 'b', "c: F=g\nb: F=b\n");
23 # 3: Verification with pattern-specific variables
32 t.a t.b: ; @echo $@: F1=$(F1) / F2=$(F2)
35 '', "t.b: F1=g / F2=a\nt.a: F1=a / F2=a\n");
37 # 4: Test private global variables
45 a b: ; @echo $@: F=$(F) / G=$(G)
48 '', "b: F=b / G=g\na: F= / G=g\n");
50 # 5: Multiple conditions on the same variable. Test export.
54 a: export override private _X = a
55 a: ; @echo _X=$(_X) / _X=$$_X
60 &run_make_test(undef, '_X=c', "_X=a / _X=a\n");
62 # 7: Ensure keywords still work as targets
64 a: export override private foo bar
65 foo bar export override private: ; @echo $@
67 '', "export\noverride\nprivate\nfoo\nbar\n");
69 # 8: Ensure keywords still work as variables
74 a b: ; @echo $@=$(private)
78 # 9: make sure private suppresses inheritence
82 bar1: private DEFS += 1
83 bar3: private DEFS += 3
86 bar1 bar2 bar3: ; @echo '$@: $(DEFS)'
88 '', "bar3: FOO 3\nbar2: FOO\nbar1: FOO 1\n");
90 # 10: Test append with pattern-specific variables and private
104 bar: private PA += bar
105 bar: private PS = bar
110 all: private PA += all
111 all: private PS = all
113 bar all: ; @echo '$@: IA=$(IA)'; echo '$@: PA=$(PA)'; echo '$@: PS=$(PS)'
115 '', "all: IA=global b% bar a% all
116 all: PA=global a% all
118 bar: IA=global b% bar
119 bar: PA=global b% bar