| 1 | # -*-perl-*-
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| 2 | $description = "Test the -n option.\n";
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| 3 |
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| 4 | $details = "Try various uses of -n and ensure they all give the correct results.\n";
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| 5 |
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| 6 | open(MAKEFILE, "> $makefile");
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| 7 |
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| 8 | # The Contents of the MAKEFILE ...
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| 9 |
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| 10 | print MAKEFILE <<'EOMAKE';
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| 11 |
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| 12 | final: intermediate ; echo >> $@
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| 13 | intermediate: orig ; echo >> $@
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| 14 |
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| 15 | EOMAKE
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| 16 |
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| 17 | close(MAKEFILE);
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| 18 |
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| 19 | &touch('orig');
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| 20 |
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| 21 | # TEST 0
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| 22 |
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| 23 | &run_make_with_options($makefile, "", &get_logfile);
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| 24 | $answer = "echo >> intermediate\necho >> final\n";
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| 25 | &compare_output($answer, &get_logfile(1));
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| 26 |
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| 27 | # TEST 1
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| 28 |
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| 29 | &run_make_with_options($makefile, "-Worig -n", &get_logfile);
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| 30 | $answer = "echo >> intermediate\necho >> final\n";
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| 31 | &compare_output($answer, &get_logfile(1));
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| 32 |
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| 33 | unlink('orig', 'intermediate', 'final');
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| 34 |
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| 35 | # We consider the actual updated timestamp of targets with all
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| 36 | # recursive commands, even with -n.
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| 37 |
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| 38 | $makefile2 = &get_tmpfile;
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| 39 |
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| 40 | open(MAKEFILE, "> $makefile2");
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| 41 |
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| 42 | print MAKEFILE <<'EOF';
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| 43 | .SUFFIXES:
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| 44 | BAR = # nothing
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| 45 | FOO = +$(BAR)
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| 46 | a: b; echo > $@
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| 47 | b: c; $(FOO)
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| 48 | EOF
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| 49 |
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| 50 | close(MAKEFILE);
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| 51 |
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| 52 | &utouch(-20, 'b');
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| 53 | &utouch(-10, 'a');
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| 54 | &touch('c');
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| 55 |
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| 56 | # TEST 2
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| 57 |
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| 58 | &run_make_with_options($makefile2, "", &get_logfile);
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| 59 | $answer = "$make_name: `a' is up to date.\n";
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| 60 | &compare_output($answer, &get_logfile(1));
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| 61 |
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| 62 | # TEST 3
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| 63 |
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| 64 | &run_make_with_options($makefile2, "-n", &get_logfile);
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| 65 | $answer = "$make_name: `a' is up to date.\n";
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| 66 | &compare_output($answer, &get_logfile(1));
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| 67 |
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| 68 | unlink('a', 'b', 'c');
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| 69 |
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| 70 | 1;
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