1 $description = "\ 2 The following test creates a makefile to test the presence 3 of multiple rules for one target. One file can be the 4 target of several rules if at most one rule has commands; 5 the other rules can only have dependencies."; 6 7 $details = "\ 8 The makefile created in this test contains two hardcoded rules 9 for foo.o and bar.o. It then gives another multiple target rule 10 with the same names as above but adding more dependencies. 11 Additionally, another variable extradeps is listed as a 12 dependency but is defined to be null. It can however be defined 13 on the make command line as extradeps=extra.h which adds yet 14 another dependency to the targets."; 15 16 open(MAKEFILE,"> $makefile"); 17 18 # The Contents of the MAKEFILE ... 19 20 print MAKEFILE <<EOF; 21 objects = foo.o bar.o 22 foo.o : defs.h 23 bar.o : defs.h test.h 24 extradeps = 25 \$(objects) : config.h \$(extradeps) 26 \t\@echo EXTRA EXTRA 27 EOF 28 29 # END of Contents of MAKEFILE 30 31 close(MAKEFILE); 32 33 &touch("defs.h","test.h","config.h"); 34 35 if ($vos) 36 { 37 $error_code = 3307; 38 } 39 else 40 { 41 $error_code = 512; 42 } 43 44 &run_make_with_options($makefile, 45 "extradeps=extra.h", 46 &get_logfile, 47 $error_code); 48 49 # Create the answer to what should be produced by this Makefile 50 $answer = "$make_name: *** No rule to make target `extra.h', needed by `foo.o'. Stop.\n"; 51 52 &compare_output($answer,&get_logfile(1)); 53 54 55 # TEST #2 56 # ------- 57 58 &touch("extra.h"); 59 60 &run_make_with_options($makefile, 61 "extradeps=extra.h", 62 &get_logfile, 63 0); 64 65 # Create the answer to what should be produced by this Makefile 66 $answer = "EXTRA EXTRA\n"; 67 68 &compare_output($answer,&get_logfile(1)); 69 70 unlink("defs.h","test.h","config.h","extra.h"); 71 72 1; 73 74 75 76 77 78 79
