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|
# -*-perl-*-
$description = "Test --output-sync (-O) option.";
$details = "Test the synchronization of output from parallel jobs.";
if (!$parallel_jobs) {
return -1;
}
if ($vos) {
$sleep_command = "sleep -seconds";
}
else {
$sleep_command = "sleep";
}
@syncfiles = ();
sub output_sync_clean {
rmfiles('foo/Makefile', 'bar/Makefile', @syncfiles);
rmdir('foo');
rmdir('bar');
}
# We synchronize the different jobs by having them wait for a sentinel file to
# be created, instead of relying on a certain amount of time passing.
# Unfortunately in this test we have to sleep after we see the sync file,
# since we also want to make the obtaining of the write synchronization lock
# reliable. If things are too fast, then sometimes a different job will steal
# the output sync lock and the output is mis-ordered from what we expect.
sub output_sync_wait {
return "while [ ! -f ../mksync.$_[0] ]; do :; done; rm -f ../mksync.$_[0].wait; $sleep_command 1";
}
sub output_sync_set {
return "date > ../mksync.$_[0]";
}
@syncfiles = qw(mksync.foo mksync.bar);
# The following subdirectories with Makefiles are used in several
# of the following tests.
output_sync_clean();
mkdir('foo', 0777);
mkdir('bar', 0777);
$set_foo = output_sync_set('foo');
$set_bar = output_sync_set('bar');
$wait_foo = output_sync_wait('foo');
$wait_bar = output_sync_wait('bar');
open(MAKEFILE,"> foo/Makefile");
print MAKEFILE <<EOF;
all: foo
foo: foo-base ; \@$set_foo
foo-base: ; \@echo foo: start; $wait_bar ; echo foo: end
foo-fail: ; \@$wait_bar ; false
EOF
close(MAKEFILE);
open(MAKEFILE,"> bar/Makefile");
print MAKEFILE <<EOF;
all: bar baz
bar: ; \@echo bar: start; echo bar: end; $set_bar
baz: baz-base
baz-base: ; \@echo baz: start; $wait_foo; echo baz: end
EOF
close(MAKEFILE);
# Test coarse synchronization.
unlink(@syncfiles);
run_make_test(qq!
all: make-foo make-bar
make-foo: ; \$(MAKE) -C foo
make-bar: ; \$(MAKE) -C bar!,
'-j -O2',
"#MAKEPATH# -C foo
#MAKEPATH# -C bar
#MAKE#[1]: Entering directory '#PWD#/foo'
#MAKE#[1]: Entering directory '#PWD#/foo'
foo: start
foo: end
#MAKE#[1]: Leaving directory '#PWD#/foo'
#MAKE#[1]: Leaving directory '#PWD#/foo'
#MAKE#[1]: Entering directory '#PWD#/bar'
#MAKE#[1]: Entering directory '#PWD#/bar'
bar: start
bar: end
#MAKE#[1]: Leaving directory '#PWD#/bar'
#MAKE#[1]: Entering directory '#PWD#/bar'
baz: start
baz: end
#MAKE#[1]: Leaving directory '#PWD#/bar'
#MAKE#[1]: Leaving directory '#PWD#/bar'\n", 0, 6);
# Test fine synchronization.
# Note we have to sleep again here after starting the foo makefile before
# starting the bar makefile, otherwise the "entering/leaving" messages for the
# submakes might be ordered differently than we expect.
unlink(@syncfiles);
run_make_test(qq!
all: make-foo make-bar
make-foo: ; \$(MAKE) -C foo
make-bar: ; $sleep_command 1 ; \$(MAKE) -C bar!,
'-j --output-sync',
"#MAKEPATH# -C foo
$sleep_command 1 ; #MAKEPATH# -C bar
#MAKE#[1]: Entering directory '#PWD#/foo'
#MAKE#[1]: Entering directory '#PWD#/bar'
#MAKE#[1]: Entering directory '#PWD#/bar'
bar: start
bar: end
#MAKE#[1]: Leaving directory '#PWD#/bar'
#MAKE#[1]: Entering directory '#PWD#/foo'
foo: start
foo: end
#MAKE#[1]: Leaving directory '#PWD#/foo'
#MAKE#[1]: Leaving directory '#PWD#/foo'
#MAKE#[1]: Entering directory '#PWD#/bar'
baz: start
baz: end
#MAKE#[1]: Leaving directory '#PWD#/bar'
#MAKE#[1]: Leaving directory '#PWD#/bar'\n", 0, 6);
# Test that messages from make itself are enclosed with
# "Entering/Leaving directory" messages.
unlink(@syncfiles);
run_make_test(qq!
all: make-foo-fail make-bar-bar
make-foo-fail: ; \$(MAKE) -C foo foo-fail
make-bar-bar: ; $sleep_command 1 ; \$(MAKE) -C bar bar!,
'-j -O',
"#MAKEPATH# -C foo foo-fail
$sleep_command 1 ; #MAKEPATH# -C bar bar
#MAKE#[1]: Entering directory '#PWD#/foo'
#MAKE#[1]: Entering directory '#PWD#/bar'
#MAKE#[1]: Entering directory '#PWD#/bar'
bar: start
bar: end
#MAKE#[1]: Leaving directory '#PWD#/bar'
#MAKE#[1]: Leaving directory '#PWD#/bar'
#MAKE#[1]: Entering directory '#PWD#/foo'
Makefile:7: recipe for target 'foo-fail' failed
#MAKE#[1]: Leaving directory '#PWD#/foo'
#MAKE#[1]: Entering directory '#PWD#/foo'
#MAKE#[1]: *** [foo-fail] Error 1
#MAKE#[1]: Leaving directory '#PWD#/foo'
#MAKE#[1]: Leaving directory '#PWD#/foo'
#MAKEFILE#:4: recipe for target 'make-foo-fail' failed
#MAKE#: *** [make-foo-fail] Error 2\n",
512);
# Remove temporary directories and contents.
output_sync_clean();
# This tells the test driver that the perl test script executed properly.
1;
|
