#                                                                    -*-perl-*-$description = "Test automatic variable setting.";$details = "";use Cwd;$dir = cwd;$dir =~ s,.*/([^/]+)$,../$1,;open(MAKEFILE, "> $makefile");print MAKEFILE "dir = $dir\n";print MAKEFILE <<'EOF';.SUFFIXES:.SUFFIXES: .x .y .z$(dir)/foo.x : baz.z $(dir)/bar.y baz.z	@echo '$$@ = $@, $$(@D) = $(@D), $$(@F) = $(@F)'	@echo '$$* = $*, $$(*D) = $(*D), $$(*F) = $(*F)'	@echo '$$< = $<, $$(<D) = $(<D), $$(<F) = $(<F)'	@echo '$$^ = $^, $$(^D) = $(^D), $$(^F) = $(^F)'	@echo '$$+ = $+, $$(+D) = $(+D), $$(+F) = $(+F)'	@echo '$$? = $?, $$(?D) = $(?D), $$(?F) = $(?F)'	touch $@$(dir)/bar.y baz.z : ; touch $@EOFclose(MAKEFILE);# TEST #0 -- simple test# -------# Touch these into the past&utouch(-10, qw(foo.x baz.z));&run_make_with_options($makefile, "", &get_logfile);$answer = "touch $dir/bar.y\$\@ = $dir/foo.x, \$(\@D) = $dir, \$(\@F) = foo.x\$* = $dir/foo, \$(*D) = $dir, \$(*F) = foo\$< = baz.z, \$(<D) = ., \$(<F) = baz.z\$^ = baz.z $dir/bar.y, \$(^D) = . $dir, \$(^F) = baz.z bar.y\$+ = baz.z $dir/bar.y baz.z, \$(+D) = . $dir ., \$(+F) = baz.z bar.y baz.z\$? = $dir/bar.y, \$(?D) = $dir, \$(?F) = bar.ytouch $dir/foo.x\n";&compare_output($answer, &get_logfile(1));unlink(qw(foo.x bar.y baz.z));# TEST #1 -- test the SysV emulation of $$@ etc.# -------$makefile2 = &get_tmpfile;open(MAKEFILE, "> $makefile2");print MAKEFILE "dir = $dir\n";print MAKEFILE <<'EOF';.SECONDEXPANSION:.SUFFIXES:.DEFAULT: ; @echo '$@'$(dir)/foo $(dir)/bar: $@.x $$@.x $$$@.x $$$$@.x $$(@D).x $$(@F).x$(dir)/x.z $(dir)/y.z: $(dir)/%.z : $@.% $$@.% $$$@.% $$$$@.% $$(@D).% $$(@F).%$(dir)/biz: $$(@).x $${@}.x $${@D}.x $${@F}.xEOFclose(MAKEFILE);&run_make_with_options($makefile2, "$dir/foo $dir/bar", &get_logfile);$answer = ".x\n$dir/foo.x\nx\n\$@.x\n$dir.x\nfoo.x\n$dir/bar.x\nbar.x\n";&compare_output($answer, &get_logfile(1));&run_make_with_options($makefile2, "$dir/x.z $dir/y.z", &get_logfile);$answer = ".x\n$dir/x.z.x\nx\n\$@.x\n$dir.x\nx.z.x\n.y\n$dir/y.z.y\n\y\n\$@.y\n$dir.y\ny.z.y\n";&compare_output($answer, &get_logfile(1));&run_make_with_options($makefile2, "$dir/biz", &get_logfile);$answer = "$dir/biz.x\n$dir.x\nbiz.x\n";&compare_output($answer, &get_logfile(1));# TEST #2 -- test for Savannah bug #12320.#run_make_test('.SUFFIXES: .b .srcmbr.b: mbr.src	@echo $*mbr.src: ; @:',              '',              'mbr');# TEST #3 -- test for Savannah bug #8154# Make sure that nonexistent prerequisites are listed in $?, since they are# considered reasons for the target to be rebuilt.## This was undone due to Savannah bug #16002.  We'll re-do it in the next# release.  See Savannah bug #16051.#touch('foo');##run_make_test('#foo: bar ; @echo "\$$? = $?"#bar: ;',#              '',#              '$? = bar');##unlink('foo');1;