mirror of
https://git.savannah.gnu.org/git/make.git
synced 2024-12-28 15:57:48 +00:00
4ed31830cb
Discovered and explained by Michael Henry <gnu@drmikehenry.com> * tests/scripts/variables/flavors: Add a test to preserve the behavior.
156 lines
2.4 KiB
Perl
156 lines
2.4 KiB
Perl
# -*-perl-*-
|
|
|
|
$description = "Test various flavors of make variable setting.";
|
|
|
|
$details = "";
|
|
|
|
# TEST 0: Recursive
|
|
|
|
run_make_test('
|
|
ugh = Goodbye
|
|
foo = $(bar)
|
|
bar = ${ugh}
|
|
ugh = Hello
|
|
all: ; @echo $(foo)
|
|
',
|
|
'', "Hello\n");
|
|
|
|
# TEST 1: Simple
|
|
|
|
run_make_test('
|
|
bar = Goodbye
|
|
foo := $(bar)
|
|
bar = ${ugh}
|
|
ugh = Hello
|
|
all: ; @echo $(foo)
|
|
',
|
|
'', "Goodbye\n");
|
|
|
|
# TEST 2: Append to recursive
|
|
|
|
run_make_test('
|
|
foo = Hello
|
|
ugh = Goodbye
|
|
foo += $(bar)
|
|
bar = ${ugh}
|
|
ugh = Hello
|
|
all: ; @echo $(foo)
|
|
',
|
|
'', "Hello Hello\n");
|
|
|
|
# TEST 3: Append to simple
|
|
|
|
run_make_test('
|
|
foo := Hello
|
|
ugh = Goodbye
|
|
bar = ${ugh}
|
|
foo += $(bar)
|
|
ugh = Hello
|
|
all: ; @echo $(foo)
|
|
',
|
|
'', "Hello Goodbye\n");
|
|
|
|
# TEST 4: Conditional pre-set
|
|
|
|
run_make_test('
|
|
foo = Hello
|
|
ugh = Goodbye
|
|
bar = ${ugh}
|
|
foo ?= $(bar)
|
|
ugh = Hello
|
|
all: ; @echo $(foo)
|
|
',
|
|
'', "Hello\n");
|
|
|
|
# TEST 5: Conditional unset
|
|
|
|
run_make_test('
|
|
ugh = Goodbye
|
|
bar = ${ugh}
|
|
foo ?= $(bar)
|
|
ugh = Hello
|
|
all: ; @echo $(foo)
|
|
',
|
|
'', "Hello\n");
|
|
|
|
# TEST 6: Simple using POSIX syntax
|
|
run_make_test('
|
|
bar = Goodbye
|
|
foo ::= $(bar)
|
|
bar = ${ugh}
|
|
ugh = Hello
|
|
all: ; @echo $(foo)
|
|
',
|
|
'', "Goodbye\n");
|
|
|
|
# TEST 7: POSIX syntax no spaces
|
|
run_make_test('
|
|
bar = Goodbye
|
|
foo::=$(bar)
|
|
bar = ${ugh}
|
|
ugh = Hello
|
|
all: ; @echo $(foo)
|
|
',
|
|
'', "Goodbye\n");
|
|
|
|
# TEST 8: Append to empty
|
|
run_make_test(q!
|
|
recur =
|
|
recur += foo
|
|
simple :=
|
|
simple += bar
|
|
recur_empty = foo
|
|
recur_empty +=
|
|
simple_empty := bar
|
|
simple_empty +=
|
|
empty_recur =
|
|
empty_recur +=
|
|
empty_simple :=
|
|
empty_simple +=
|
|
|
|
all: ; @: $(info recur=/$(recur)/ simple=/$(simple)/ recure=/$(recur_empty)/ simplee=/$(simple_empty)/ erecur=/$(empty_recur)/ esimple=/$(empty_simple)/)
|
|
!,
|
|
'', "recur=/foo/ simple=/bar/ recure=/foo/ simplee=/bar/ erecur=// esimple=//\n");
|
|
|
|
# TEST 9: Line continuation
|
|
run_make_test(q!
|
|
recur = $\
|
|
one$\
|
|
two$\
|
|
three
|
|
simple := $\
|
|
four$\
|
|
five$\
|
|
six
|
|
|
|
all: d$\
|
|
e$\
|
|
p; @:
|
|
|
|
.PHONY: dep
|
|
dep: ; @: $(info recur=/$(recur)/ simple=/$(simple)/)
|
|
!,
|
|
'', "recur=/onetwothree/ simple=/fourfivesix/\n");
|
|
|
|
# TEST 9: Line continuation
|
|
run_make_test(q!
|
|
.POSIX:
|
|
recur = $\
|
|
one$\
|
|
two$\
|
|
three
|
|
simple := $\
|
|
four$\
|
|
five$\
|
|
six
|
|
|
|
all: d$\
|
|
e$\
|
|
p; @:
|
|
|
|
.PHONY: dep
|
|
dep: ; @: $(info recur=/$(recur)/ simple=/$(simple)/)
|
|
!,
|
|
'', "recur=/onetwothree/ simple=/fourfivesix/\n");
|
|
|
|
1;
|