source: kBuild/vendor/gnumake/current/tests/scripts/functions/warning@ 486

$description = "\
The following test creates a makefile to test the warning function.";

$details = "";

open(MAKEFILE,"> $makefile");

print MAKEFILE <<'EOF';
ifdef WARNING1
$(warning warning is $(WARNING1))
endif

ifdef WARNING2
$(warning warning is $(WARNING2))
endif

ifdef WARNING3
all: some; @echo hi $(warning warning is $(WARNING3))
endif

ifdef WARNING4
all: some; @echo hi
        @echo there $(warning warning is $(WARNING4))
endif

some: ; @echo Some stuff

EOF

close(MAKEFILE);

# Test #1

&run_make_with_options($makefile, "WARNING1=yes", &get_logfile, 0);
$answer = "$makefile:2: warning is yes\nSome stuff\n";
&compare_output($answer,&get_logfile(1));

# Test #2

&run_make_with_options($makefile, "WARNING2=no", &get_logfile, 0);
$answer = "$makefile:6: warning is no\nSome stuff\n";
&compare_output($answer,&get_logfile(1));

# Test #3

&run_make_with_options($makefile, "WARNING3=maybe", &get_logfile, 0);
$answer = "Some stuff\n$makefile:10: warning is maybe\nhi\n";
&compare_output($answer,&get_logfile(1));

# Test #4

&run_make_with_options($makefile, "WARNING4=definitely", &get_logfile, 0);
$answer = "Some stuff\n$makefile:14: warning is definitely\nhi\nthere\n";
&compare_output($answer,&get_logfile(1));

# This tells the test driver that the perl test script executed properly.
1;