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# -*-perl-*-
$description = "Test jobserver.";
$details = "These tests are ones that specifically are different when the
jobserver feature is available. Most -j tests are the same whether or not
jobserver is available, and those appear in the 'parallelism' test suite.";
exists $FEATURES{'jobserver'} or return -1;
if (!$parallel_jobs) {
return -1;
}
# Don't put --jobserver-fds into a re-exec'd MAKEFLAGS.
# We can't test this directly because there's no way a makefile can
# show the value of MAKEFLAGS we were re-exec'd with. We can intuit it
# by looking for "disabling jobserver mode" warnings; we should only
# get one from the original invocation and none from the re-exec.
# See Savannah bug #18124
unlink('inc.mk');
run_make_test(q!
-include inc.mk
recur:
# @echo 'MAKEFLAGS = $(MAKEFLAGS)'
@rm -f inc.mk
@$(MAKE) -j2 -f #MAKEFILE# all
all:
# @echo 'MAKEFLAGS = $(MAKEFLAGS)'
@echo $@
inc.mk:
# @echo 'MAKEFLAGS = $(MAKEFLAGS)'
@echo 'FOO = bar' > $@
!,
'--no-print-directory -j2', "#MAKE#[1]: warning: -jN forced in submake: disabling jobserver mode.\nall\n");
unlink('inc.mk');
# Test recursion when make doesn't think it exists.
# See Savannah bug #39934
# Or Red Hat bug https://bugzilla.redhat.com/show_bug.cgi?id=885474
open(MAKEFILE,"> Makefile2");
print MAKEFILE '
vpath %.c ../
foo:
';
close(MAKEFILE);
run_make_test(q!
default: ; @ #MAKEPATH# -f Makefile2
!,
'-j2 --no-print-directory',
"#MAKE#[1]: warning: jobserver unavailable: using -j1. Add '+' to parent make rule.
#MAKE#[1]: Nothing to be done for 'foo'.");
rmfiles('Makefile2');
1;
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