| 1 | # -*-perl-*-
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| 2 | $description = "Test order-only prerequisites.";
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| 3 |
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| 4 | $details = "\
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| 5 | Create makefiles with various combinations of normal and order-only
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| 6 | prerequisites and ensure they behave properly. Test the \$| variable.";
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| 7 |
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| 8 | # TEST #0 -- Basics
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| 9 |
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| 10 | run_make_test('
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| 11 | %r: | baz ; @echo $< $^ $|
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| 12 | bar: foo
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| 13 | foo:;@:
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| 14 | baz:;@:',
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| 15 | '', "foo foo baz\n");
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| 16 |
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| 17 | # TEST #1 -- First try: the order-only prereqs need to be built.
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| 18 |
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| 19 | run_make_test(q!
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| 20 | foo: bar | baz
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| 21 | @echo '$$^ = $^'
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| 22 | @echo '$$| = $|'
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| 23 | touch $@
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| 24 |
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| 25 | .PHONY: baz
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| 26 |
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| 27 | bar baz:
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| 28 | touch $@!,
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| 29 | '', "touch bar\ntouch baz\n\$^ = bar\n\$| = baz\ntouch foo\n");
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| 30 |
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| 31 |
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| 32 | # TEST #2 -- now we do it again: baz is PHONY but foo should _NOT_ be updated
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| 33 |
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| 34 | run_make_test(undef, '', "touch baz\n");
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| 35 |
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| 36 | unlink(qw(foo bar baz));
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| 37 |
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| 38 | # TEST #3 -- Make sure the order-only prereq was promoted to normal.
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| 39 |
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| 40 | run_make_test(q!
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| 41 | foo: bar | baz
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| 42 | @echo '$$^ = $^'
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| 43 | @echo '$$| = $|'
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| 44 | touch $@
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| 45 |
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| 46 | foo: baz
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| 47 |
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| 48 | .PHONY: baz
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| 49 |
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| 50 | bar baz:
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| 51 | touch $@!,
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| 52 | '', "touch bar\ntouch baz\n\$^ = bar baz\n\$| = \ntouch foo\n");
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| 53 |
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| 54 |
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| 55 | # TEST #4 -- now we do it again
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| 56 |
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| 57 | run_make_test(undef, '', "touch baz\n\$^ = bar baz\n\$| = \ntouch foo\n");
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| 58 |
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| 59 | unlink(qw(foo bar baz));
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| 60 |
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| 61 | # Test empty normal prereqs
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| 62 |
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| 63 | # TEST #5 -- make sure the parser was correct.
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| 64 |
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| 65 | run_make_test(q!
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| 66 | foo:| baz
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| 67 | @echo '$$^ = $^'
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| 68 | @echo '$$| = $|'
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| 69 | touch $@
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| 70 |
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| 71 | .PHONY: baz
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| 72 |
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| 73 | baz:
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| 74 | touch $@!,
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| 75 | '', "touch baz\n\$^ = \n\$| = baz\ntouch foo\n");
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| 76 |
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| 77 | # TEST #6 -- now we do it again: this time foo won't be built
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| 78 |
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| 79 | run_make_test(undef, '', "touch baz\n");
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| 80 |
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| 81 | unlink(qw(foo baz));
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| 82 |
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| 83 | # Test order-only in pattern rules
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| 84 |
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| 85 | # TEST #7 -- make sure the parser was correct.
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| 86 |
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| 87 | run_make_test(q!
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| 88 | %.w : %.x | baz
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| 89 | @echo '$$^ = $^'
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| 90 | @echo '$$| = $|'
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| 91 | touch $@
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| 92 |
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| 93 | all: foo.w
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| 94 |
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| 95 | .PHONY: baz
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| 96 | foo.x baz:
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| 97 | touch $@!,
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| 98 | '',
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| 99 | "touch foo.x\ntouch baz\n\$^ = foo.x\n\$| = baz\ntouch foo.w\n");
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| 100 |
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| 101 | # TEST #8 -- now we do it again: this time foo.w won't be built
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| 102 |
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| 103 | run_make_test(undef, '', "touch baz\n");
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| 104 |
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| 105 | unlink(qw(foo.w foo.x baz));
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| 106 |
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| 107 | # TEST #9 -- make sure that $< is set correctly in the face of order-only
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| 108 | # prerequisites in pattern rules.
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| 109 |
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| 110 | run_make_test('
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| 111 | %r: | baz ; @echo $< $^ $|
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| 112 | bar: foo
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| 113 | foo:;@:
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| 114 | baz:;@:',
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| 115 | '', "foo foo baz\n");
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| 116 |
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| 117 |
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| 118 | 1;
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