se_explicit   [plain text]

#                                                                    -*-perl-*-
$description = "Test second expansion in ordinary rules.";

$details = "";

# TEST #0: Test handing of '$' in prerequisites with and without second
# expansion.

run_make_test(q!
ifdef SE
  .SECONDEXPANSION:
endif
foo$$bar: bar$$baz bar$$biz ; @echo '$@ : $^'
PRE = one two
bar$$baz: $$(PRE)
baraz: $$(PRE)
PRE = three four
.DEFAULT: ; @echo '$@'
!,
              '',
              "\$\nbar\$biz\nfoo\$bar : bar\$baz bar\$biz");

run_make_test(undef, 'SE=1', "three\nfour\nbariz\nfoo\$bar : baraz bariz");

# TEST #1: automatic variables.
#
run_make_test('
.SECONDEXPANSION:
.DEFAULT: ; @echo $@

foo: bar baz

foo: biz | buz

foo: $$@.1 \
     $$<.2 \
     $$(addsuffix .3,$$^) \
     $$(addsuffix .4,$$+) \
     $$|.5 \
     $$*.6

',
'',
'bar
baz
biz
buz
foo.1
bar.2
bar.3
baz.3
biz.3
bar.4
baz.4
biz.4
buz.5
.6
');


# Test #2: target/pattern -specific variables.
#
run_make_test('
.SECONDEXPANSION:
.DEFAULT: ; @echo $@

foo.x: $$a $$b

foo.x: a := bar

%.x: b := baz

',
'',
'bar
baz
');


# Test #3: order of prerequisites.
#
run_make_test('
.SECONDEXPANSION:
.DEFAULT: ; @echo $@

all: foo bar baz

# Subtest #1
#
foo: foo.1; @:

foo: foo.2

foo: foo.3


# Subtest #2
#
bar: bar.2

bar: bar.1; @:

bar: bar.3


# Subtest #3
#
baz: baz.1

baz: baz.2

baz: ; @:

',
'',
'foo.1
foo.2
foo.3
bar.1
bar.2
bar.3
baz.1
baz.2
');

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