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# -*-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 $@
EOF
close(MAKEFILE);
# TEST #0 -- simple test
# -------
# Touch these into the past
&utouch(-10, qw(foo.x baz.z));
&run_make_with_options($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.y
touch $dir/foo.x\n";
&compare_output($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}.x
EOF
close(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 .src
mbr.b: mbr.src
@echo $*
mbr.src: ; @:',
'',
'mbr');
# TEST #3 -- test for Savannah bug #8154
# Make sure that nonexistent prerequisites are listed in $?, since they are
# considered reasons for the target to be rebuilt.
#
# See also Savannah bugs #16002 and #16051.
touch('foo');
run_make_test('
foo: bar ; @echo "\$$? = $?"
bar: ;',
'',
'$? = bar');
unlink('foo');
1;
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