make/tests/scripts/variables/MAKE_RESTARTS
Paul Smith 978819e1d6 Add a new variable: MAKE_RESTARTS, to count how many times make has re-exec'd.
When rebuilding makefiles, unset -B if MAKE_RESTARTS is >0.
2005-06-25 18:57:28 +00:00

62 lines
1.3 KiB
Perl

# -*-perl-*-
$description = "Test the MAKE_RESTARTS variable.";
# Test basic capability
run_make_test('
all: ; @:
$(info MAKE_RESTARTS=$(MAKE_RESTARTS))
include foo.x
foo.x: ; @touch $@
',
'', 'MAKE_RESTARTS=
#MAKEFILE#:4: foo.x: No such file or directory
MAKE_RESTARTS=1');
rmfiles('foo.x');
# Test multiple restarts
run_make_test('
all: ; @:
$(info MAKE_RESTARTS=$(MAKE_RESTARTS))
include foo.x
foo.x: ; @echo "include bar.x" > $@
bar.x: ; @touch $@
',
'', 'MAKE_RESTARTS=
#MAKEFILE#:4: foo.x: No such file or directory
MAKE_RESTARTS=1
foo.x:1: bar.x: No such file or directory
MAKE_RESTARTS=2');
rmfiles('foo.x', 'bar.x');
# Test multiple restarts and make sure the variable is cleaned up
run_make_test('
recurse:
@echo recurse MAKE_RESTARTS=$$MAKE_RESTARTS
@$(MAKE) -f #MAKEFILE# all
all:
@echo all MAKE_RESTARTS=$$MAKE_RESTARTS
$(info MAKE_RESTARTS=$(MAKE_RESTARTS))
include foo.x
foo.x: ; @echo "include bar.x" > $@
bar.x: ; @touch $@
',
'', "MAKE_RESTARTS=
#MAKEFILE#:8: foo.x: No such file or directory
MAKE_RESTARTS=1
foo.x:1: bar.x: No such file or directory
MAKE_RESTARTS=2
recurse MAKE_RESTARTS=
MAKE_RESTARTS=
#MAKE#[1]: Entering directory `#PWD#'
all MAKE_RESTARTS=
#MAKE#[1]: Leaving directory `#PWD#'");
rmfiles('foo.x', 'bar.x');
1;