make/tests/scripts/features/export

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# -*-perl-*-
$description = "Check GNU make export/unexport commands.";
$details = "";
# The test driver cleans out our environment for us so we don't have to worry
# about that here.
&run_make_test('
FOO = foo
BAR = bar
BOZ = boz
export BAZ = baz
export BOZ
BITZ = bitz
BOTZ = botz
export BITZ BOTZ
unexport BOTZ
ifdef EXPORT_ALL
export
endif
ifdef UNEXPORT_ALL
unexport
endif
ifdef EXPORT_ALL_PSEUDO
.EXPORT_ALL_VARIABLES:
endif
all:
@echo "FOO=$(FOO) BAR=$(BAR) BAZ=$(BAZ) BOZ=$(BOZ) BITZ=$(BITZ) BOTZ=$(BOTZ)"
@echo "FOO=$$FOO BAR=$$BAR BAZ=$$BAZ BOZ=$$BOZ BITZ=$$BITZ BOTZ=$$BOTZ"
',
'', "FOO=foo BAR=bar BAZ=baz BOZ=boz BITZ=bitz BOTZ=botz
FOO= BAR= BAZ=baz BOZ=boz BITZ=bitz BOTZ=\n");
# TEST 1: make sure vars inherited from the parent are exported
$extraENV{FOO} = 1;
&run_make_test(undef, '', "FOO=foo BAR=bar BAZ=baz BOZ=boz BITZ=bitz BOTZ=botz
FOO=foo BAR= BAZ=baz BOZ=boz BITZ=bitz BOTZ=\n");
# TEST 2: global export. Explicit unexport takes precedence.
run_make_test(undef, "EXPORT_ALL=1" ,
"FOO=foo BAR=bar BAZ=baz BOZ=boz BITZ=bitz BOTZ=botz
FOO=foo BAR=bar BAZ=baz BOZ=boz BITZ=bitz BOTZ=\n");
# TEST 3: global unexport. Explicit export takes precedence.
&run_make_test(undef, "UNEXPORT_ALL=1",
"FOO=foo BAR=bar BAZ=baz BOZ=boz BITZ=bitz BOTZ=botz
FOO= BAR= BAZ=baz BOZ=boz BITZ=bitz BOTZ=\n");
# TEST 4: both: in the above makefile the unexport comes last so that rules.
&run_make_test(undef, "EXPORT_ALL=1 UNEXPORT_ALL=1",
"FOO=foo BAR=bar BAZ=baz BOZ=boz BITZ=bitz BOTZ=botz
FOO= BAR= BAZ=baz BOZ=boz BITZ=bitz BOTZ=\n");
# TEST 5: test the pseudo target.
&run_make_test(undef, "EXPORT_ALL_PSEUDO=1",
"FOO=foo BAR=bar BAZ=baz BOZ=boz BITZ=bitz BOTZ=botz
FOO=foo BAR=bar BAZ=baz BOZ=boz BITZ=bitz BOTZ=\n");
# TEST 6: Test the expansion of variables inside export
&run_make_test('
foo = f-ok
bar = b-ok
FOO = foo
F = f
BAR = bar
B = b
export $(FOO)
export $(B)ar
all:
@echo foo=$(foo) bar=$(bar)
@echo foo=$$foo bar=$$bar
',
"", "foo=f-ok bar=b-ok\nfoo=f-ok bar=b-ok\n");
# TEST 7: Test the expansion of variables inside unexport
&run_make_test('
foo = f-ok
bar = b-ok
FOO = foo
F = f
BAR = bar
B = b
export foo bar
unexport $(FOO)
unexport $(B)ar
all:
@echo foo=$(foo) bar=$(bar)
@echo foo=$$foo bar=$$bar
',
'', "foo=f-ok bar=b-ok\nfoo= bar=\n");
# TEST 7: Test exporting multiple variables on the same line
&run_make_test('
A = a
B = b
C = c
D = d
E = e
F = f
G = g
H = h
I = i
J = j
SOME = A B C
export F G H I J
export D E $(SOME)
all: ; @echo A=$$A B=$$B C=$$C D=$$D E=$$E F=$$F G=$$G H=$$H I=$$I J=$$J
',
'', "A=a B=b C=c D=d E=e F=f G=g H=h I=i J=j\n");
# TEST 8: Test unexporting multiple variables on the same line
@extraENV{qw(A B C D E F G H I J)} = qw(1 2 3 4 5 6 7 8 9 10);
&run_make_test('
A = a
B = b
C = c
D = d
E = e
F = f
G = g
H = h
I = i
J = j
SOME = A B C
unexport F G H I J
unexport D E $(SOME)
all: ; @echo A=$$A B=$$B C=$$C D=$$D E=$$E F=$$F G=$$G H=$$H I=$$I J=$$J
',
'', "A= B= C= D= E= F= G= H= I= J=\n");
# TEST 9: Check setting a variable named "export"
&run_make_test('
export = 123
export export
export export = 456
a: ; @echo "\$$(export)=$(export) / \$$export=$$export"
',
'', "\$(export)=456 / \$export=456\n");
# TEST 9: Check "export" as a target
&run_make_test('
a: export
export: ; @echo "$@"
',
'', "export\n");
# This tells the test driver that the perl test script executed properly.
1;