gnu/dist/gmake/tests/scripts/options/dash-B

   1 #                                                                    -*-perl-*-
   2
   3 $description = "Test make -B (always remake) option.\n";
   4
   5 $details = "\
   6 Construct a simple makefile that builds a target.
   7 Invoke make once, so it builds everything.  Invoke it again and verify
   8 that nothing is built.  Then invoke it with -B and verify that everything
   9 is built again.";
  10
  11 open(MAKEFILE,"> $makefile");
  12
  13 print MAKEFILE <<'EOF';
  14 .SUFFIXES:
  15
  16 .PHONY: all
  17 all: foo
  18
  19 foo: bar.x
  20         @echo cp $< $@
  21         @echo "" > $@
  22 EOF
  23
  24 close(MAKEFILE);
  25
  26
  27 &touch('bar.x');
  28
  29 &run_make_with_options($makefile, '', &get_logfile);
  30 $answer = "cp bar.x foo\n";
  31 &compare_output($answer, &get_logfile(1));
  32
  33 &run_make_with_options($makefile, '', &get_logfile);
  34 $answer = "$make_name: Nothing to be done for `all'.\n";
  35 &compare_output($answer, &get_logfile(1));
  36
  37 &run_make_with_options($makefile, '-B', &get_logfile);
  38 $answer = "cp bar.x foo\n";
  39 &compare_output($answer, &get_logfile(1));
  40
  41 unlink('bar.x', 'foo') unless $keep;
  42
  43 1;