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4.4.1
tests/scripts/features/jobserver
201 строка
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Paul Smith
Use a recursive environment if any command needs it
22 фев 2023, 04:53
22 фев 2023, 04:53
8b8cc3a
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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; } # Shorthand my $np = '--no-print-directory'; my $j1err = "warning: jobserver unavailable: using -j1. Add '+' to parent make rule."; # Simple test of MAKEFLAGS settings run_make_test(q! SHOW = $(patsubst --jobserver-auth=%,--jobserver-auth=<auth>,$(MAKEFLAGS)) recurse: ; @echo $@: "/$(SHOW)/"; $(MAKE) -f #MAKEFILE# all all:;@echo $@: "/$(SHOW)/" !, "-j2 $np", "recurse: /-j2 --jobserver-auth=<auth> $np/\nall: /-j2 --jobserver-auth=<auth> $np/\n"); # Setting parallelism with the environment # Command line should take precedence over the environment $ENV{MAKEFLAGS} = "-j2 $np"; run_make_test(q! SHOW = $(patsubst --jobserver-auth=%,--jobserver-auth=<auth>,$(MAKEFLAGS)) recurse: ; @echo $@: "/$(SHOW)/"; $(MAKE) -f #MAKEFILE# all all:;@echo $@: "/$(SHOW)/" !, '', "recurse: /-j2 --jobserver-auth=<auth> $np/\nall: /-j2 --jobserver-auth=<auth> $np/\n"); # Test override of -jN $ENV{MAKEFLAGS} = "-j9 $np"; run_make_test(q! SHOW = $(patsubst --jobserver-auth=%,--jobserver-auth=<auth>,$(MAKEFLAGS)) recurse: ; @echo $@: "/$(SHOW)/"; $(MAKE) -j3 -f #MAKEFILE# recurse2 recurse2: ; @echo $@: "/$(SHOW)/"; $(MAKE) -f #MAKEFILE# all all:;@echo $@: "/$(SHOW)/" !, "-j2 $np", "recurse: /-j2 --jobserver-auth=<auth> $np/\n#MAKE#[1]: warning: -j3 forced in submake: resetting jobserver mode.\nrecurse2: /-j3 --jobserver-auth=<auth> $np/\nall: /-j3 --jobserver-auth=<auth> $np/\n"); # Test override of -jN with -j run_make_test(q! SHOW = $(patsubst --jobserver-auth=%,--jobserver-auth=<auth>,$(MAKEFLAGS)) recurse: ; @echo $@: "/$(SHOW)/"; $(MAKE) -j -f #MAKEFILE# recurse2 recurse2: ; @echo $@: "/$(SHOW)/"; $(MAKE) -f #MAKEFILE# all all:;@echo $@: "/$(SHOW)/" !, "-j2 $np", "recurse: /-j2 --jobserver-auth=<auth> $np/\n#MAKE#[1]: warning: -j0 forced in submake: resetting jobserver mode.\nrecurse2: /-j $np/\nall: /-j $np/\n"); # Don't put --jobserver-auth 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! .RECIPEPREFIX = > -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' > $@ !, "$np -j2", "#MAKE#[1]: warning: -j2 forced in submake: resetting jobserver mode.\nall\n"); unlink('inc.mk'); # Test recursion which is hidden from make. # See Savannah bug #39934 # Or Red Hat bug https://bugzilla.redhat.com/show_bug.cgi?id=885474 # Environments that don't use a pipe won't close access, so this won't happen. if ($port_type ne 'W32') { create_file('Makefile2', "vpath %.c ../\n", "foo:\n"); run_make_test(q! default: ; @ #MAKEPATH# -f Makefile2 !, "--jobserver-style=pipe -j2 $np", "#MAKE#[1]: $j1err #MAKE#[1]: Nothing to be done for 'foo'."); rmfiles('Makefile2'); } # For Windows and named pipes, we don't need to worry about recursion if ($port_type eq 'W32' || exists $FEATURES{'jobserver-fifo'}) { create_file('Makefile2', "vpath %.c ../\n", "foo:\n"); run_make_test(q! default: ; @ #MAKEPATH# -f Makefile2 !, "-j2 $np", "#MAKE#[1]: Nothing to be done for 'foo'."); rmfiles('Makefile2'); } # Ensure enter/leave directory messages appear before jobserver warnings run_make_test(q! all: ; @$(MAKE) -C . -f #MAKEFILE# recurse -j1 recurse: ; @echo hi !, '-w -j2', "#MAKE#: Entering directory '#PWD#' #MAKE#[1]: Entering directory '#PWD#' #MAKE#[1]: warning: -j1 forced in submake: resetting jobserver mode. hi #MAKE#[1]: Leaving directory '#PWD#' #MAKE#: Leaving directory '#PWD#'\n"); # Check for invalid jobserver-style options run_make_test(q! all: a all a: ; @echo $@ !, '--jobserver-style=foo -j8', "#MAKE#: *** unknown jobserver auth style 'foo'. Stop.", 512); # Ensure the jobserver is not disabled even if only later commands are recursive run_make_test(q! .RECIPEPREFIX := > all: > @echo $@ 1 > @echo $@ 2 > @$(MAKE) -f #MAKEFILE# recurse recurse: ; @echo $@ !, "$np -j8", "all 1\nall 2\nrecurse"); if ($port_type ne 'W32') { run_make_test(undef, "$np --jobserver-style=pipe -j8", "all 1\nall 2\nrecurse"); } # And with + instead of $(MAKE) run_make_test(q! .RECIPEPREFIX := > all: > @echo $@ 1 > @echo $@ 2 > @+#MAKEPATH# -f #MAKEFILE# recurse recurse: ; @echo $@ !, "$np -j8", "all 1\nall 2\nrecurse"); if ($port_type ne 'W32') { run_make_test(undef, "$np --jobserver-style=pipe -j8", "all 1\nall 2\nrecurse"); } if (exists $FEATURES{'jobserver-fifo'}) { # sv 62908. # Test that when mkfifo fails, make switches to pipe and succeeds. # Force mkfifo to fail by attempting to create a fifo in a non existent # directory. # run_make_test does not allow matching a multiline pattern, therefore run # the test twice. # First time look for /$ERR_no_such_file/ to ensure mkfifo failed. # Second time look for /Nothing to be done/ to ensure make succeeded. $ENV{TMPDIR} = "nosuchdir"; run_make_test("all:\n", '-j2', "/$ERR_no_such_file/"); $ENV{TMPDIR} = "nosuchdir"; run_make_test(undef, '-j2', "/Nothing to be done/"); # Verify that MAKE_TMPDIR is preferred if provided $ENV{MAKE_TMPDIR} = '.'; $ENV{TMPDIR} = 'nosuchdir'; run_make_test(q! recurse: ; @$(MAKE) -f #MAKEFILE# all all:;@echo "$$MAKEFLAGS" !, "-j2 --no-print-directory", "/--jobserver-auth=fifo:\\./"); # Verify we fall back to -j1 but continue, of the auth is bad. $ENV{MAKEFLAGS} = '-j2 --jobserver-auth=fifo:nosuchfile'; run_make_test(q!all:;@echo hi!, "", "#MAKE#: cannot open jobserver nosuchfile: $ERR_no_such_file\n#MAKE#: $j1err\nhi\n"); } 1;