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# Copyright (C) 1991-2023 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# The GNU C Library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
# The GNU C Library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
# You should have received a copy of the GNU Lesser General Public
# License along with the GNU C Library; if not, see
# <https://www.gnu.org/licenses/>.
#
# Makefile for malloc routines
#
subdir := malloc
include ../Makeconfig
dist-headers := malloc.h
headers := $(dist-headers) obstack.h mcheck.h
tests := mallocbug tst-malloc tst-valloc tst-calloc tst-obstack \
tst-malloc-check tst-mallocfork tst-trim1 \
tst-malloc-usable tst-realloc tst-reallocarray tst-posix_memalign \
tst-pvalloc tst-pvalloc-fortify tst-memalign tst-mallopt \
tst-malloc-backtrace tst-malloc-thread-exit \
tst-malloc-thread-fail tst-malloc-fork-deadlock \
tst-mallocfork2 \
tst-mallocfork3 \
tst-interpose-nothread \
tst-interpose-thread \
tst-alloc_buffer \
tst-free-errno \
tst-malloc-tcache-leak \
tst-malloc_info tst-mallinfo2 \
tst-malloc-too-large \
tst-malloc-stats-cancellation \
tst-tcfree1 tst-tcfree2 tst-tcfree3 \
tst-safe-linking \
tst-mallocalign1 \
tst-memalign-2 \
tst-memalign-3
tests-static := \
tst-interpose-static-nothread \
tst-interpose-static-thread
# Test for the malloc_set_state symbol removed in glibc 2.25.
ifeq ($(have-GLIBC_2.23)$(build-shared),yesyes)
tests += tst-mallocstate tst-compathooks-off tst-compathooks-on
endif
tests-internal := tst-scratch_buffer
# The dynarray framework is only available inside glibc.
tests-internal += \
tst-dynarray \
tst-dynarray-fail \
tst-dynarray-at-fail \
tests += tst-malloc-usable-tunables tst-mxfast
tests += $(tests-static)
test-srcs = tst-mtrace
# These tests either are run with MALLOC_CHECK_=3 by default or do not work
# with MALLOC_CHECK_=3 because they expect a specific failure.
tests-exclude-malloc-check = tst-malloc-check tst-malloc-usable \
tst-mxfast tst-safe-linking \
tst-compathooks-off tst-compathooks-on tst-memalign-2 tst-memalign-3
# Run all tests with MALLOC_CHECK_=3
tests-malloc-check = $(filter-out $(tests-exclude-malloc-check) \
$(tests-static),$(tests))
# Run all tests with GLIBC_TUNABLES=glibc.malloc.hugetlb={1,2} which check
# the Transparent Huge Pages support (1) or automatic huge page support (2).
# We need exclude some tests that define the ENV vars.
tests-exclude-hugetlb1 = \
tst-compathooks-off \
tst-compathooks-on \
tst-interpose-nothread \
tst-interpose-thread \
tst-interpose-static-nothread \
tst-interpose-static-thread \
tst-malloc-usable \
tst-malloc-usable-tunables \
tst-mallocstate
# The tst-free-errno relies on the used malloc page size to mmap an
# overlapping region.
tests-exclude-hugetlb2 = \
$(tests-exclude-hugetlb1) \
tst-free-errno
tests-malloc-hugetlb1 = \
$(filter-out $(tests-exclude-hugetlb1), $(tests))
tests-malloc-hugetlb2 = \
$(filter-out $(tests-exclude-hugetlb2), $(tests))
# -lmcheck needs __malloc_initialize_hook, which was deprecated in 2.24.
ifeq ($(have-GLIBC_2.23)$(build-shared),yesyes)
# Tests that don't play well with mcheck. They are either bugs in mcheck or
# the tests expect specific internal behavior that is changed due to linking to
# libmcheck.a.
tests-exclude-mcheck = tst-mallocstate \
tst-safe-linking \
tst-malloc-backtrace \
tst-malloc-fork-deadlock \
tst-malloc-stats-cancellation \
tst-malloc-tcache-leak \
tst-malloc-thread-exit \
tst-malloc-thread-fail \
tst-malloc-usable-tunables \
tst-malloc_info \
tst-compathooks-off tst-compathooks-on \
tst-memalign-2 \
tst-memalign-3 \
tst-mxfast
tests-mcheck = $(filter-out $(tests-exclude-mcheck) $(tests-static), $(tests))
endif
routines = malloc mcheck mtrace obstack reallocarray \
scratch_buffer_grow scratch_buffer_grow_preserve \
scratch_buffer_set_array_size \
dynarray_at_failure \
dynarray_emplace_enlarge \
dynarray_finalize \
dynarray_resize \
dynarray_resize_clear \
alloc_buffer_alloc_array \
alloc_buffer_allocate \
alloc_buffer_copy_bytes \
alloc_buffer_copy_string \
alloc_buffer_create_failure \
install-lib := libmcheck.a
non-lib.a := libmcheck.a
# Additional libraries.
extra-libs = libmemusage libc_malloc_debug
extra-libs-others = $(extra-libs)
# Helper objects for some tests.
extra-test-objs += \
tst-interpose-aux-nothread.o \
tst-interpose-aux-thread.o \
test-extras = \
tst-interpose-aux-nothread \
tst-interpose-aux-thread \
libmemusage-routines = memusage
libmemusage-inhibit-o = $(filter-out .os,$(object-suffixes))
libc_malloc_debug-routines = malloc-debug $(sysdep_malloc_debug_routines)
libc_malloc_debug-inhibit-o = $(filter-out .os,$(object-suffixes))
$(objpfx)tst-malloc-backtrace: $(shared-thread-library)
$(objpfx)tst-malloc-thread-exit: $(shared-thread-library)
$(objpfx)tst-malloc-thread-fail: $(shared-thread-library)
$(objpfx)tst-mallocfork3: $(shared-thread-library)
$(objpfx)tst-mallocfork3-mcheck: $(shared-thread-library)
$(objpfx)tst-malloc-fork-deadlock: $(shared-thread-library)
$(objpfx)tst-malloc-stats-cancellation: $(shared-thread-library)
$(objpfx)tst-malloc-backtrace-mcheck: $(shared-thread-library)
$(objpfx)tst-malloc-thread-exit-mcheck: $(shared-thread-library)
$(objpfx)tst-malloc-thread-fail-mcheck: $(shared-thread-library)
$(objpfx)tst-malloc-fork-deadlock-mcheck: $(shared-thread-library)
$(objpfx)tst-malloc-stats-cancellation-mcheck: $(shared-thread-library)
$(objpfx)tst-mallocfork3-malloc-check: $(shared-thread-library)
$(objpfx)tst-malloc-backtrace-malloc-check: $(shared-thread-library)
$(objpfx)tst-malloc-thread-exit-malloc-check: $(shared-thread-library)
$(objpfx)tst-malloc-thread-fail-malloc-check: $(shared-thread-library)
$(objpfx)tst-malloc-fork-deadlock-malloc-check: $(shared-thread-library)
$(objpfx)tst-malloc-stats-cancellation-malloc-check: $(shared-thread-library)
$(objpfx)tst-malloc-thread-exit-malloc-hugetlb1: $(shared-thread-library)
$(objpfx)tst-malloc-thread-fail-malloc-hugetlb1: $(shared-thread-library)
$(objpfx)tst-mallocfork2-malloc-hugetlb1: $(shared-thread-library)
$(objpfx)tst-mallocfork3-malloc-hugetlb1: $(shared-thread-library)
$(objpfx)tst-malloc-fork-deadlock-malloc-hugetlb1: $(shared-thread-library)
$(objpfx)tst-malloc-stats-cancellation-malloc-hugetlb1: $(shared-thread-library)
$(objpfx)tst-malloc-thread-exit-malloc-hugetlb2: $(shared-thread-library)
$(objpfx)tst-malloc-thread-fail-malloc-hugetlb2: $(shared-thread-library)
$(objpfx)tst-mallocfork2-malloc-hugetlb2: $(shared-thread-library)
$(objpfx)tst-mallocfork3-malloc-hugetlb2: $(shared-thread-library)
$(objpfx)tst-malloc-fork-deadlock-malloc-hugetlb2: $(shared-thread-library)
$(objpfx)tst-malloc-stats-cancellation-malloc-hugetlb2: $(shared-thread-library)
# These should be removed by `make clean'.
extra-objs = mcheck-init.o libmcheck.a
others-extras = mcheck-init.o
# Include the cleanup handler.
aux := set-freeres thread-freeres
# The Perl script to analyze the output of the mtrace functions.
ifneq ($(PERL),no)
install-bin-script = mtrace
generated += mtrace
# The Perl script will print addresses and to do this nicely we must know
# whether we are on a 32 or 64 bit machine.
ifneq ($(findstring wordsize-32,$(config-sysdirs)),)
address-width=10
else
address-width=18
endif
endif
# Unless we get a test for the availability of libgd which also works
# for cross-compiling we disable the memusagestat generation in this
# situation.
ifneq ($(cross-compiling),yes)
# If the gd library is available we build the `memusagestat' program.
ifneq ($(LIBGD),no)
others: $(objpfx)memusage
others += memusagestat
install-bin = memusagestat
install-bin-script += memusage
generated += memusagestat memusage
extra-objs += memusagestat.o
# The configure.ac check for libgd and its headers did not use $SYSINCLUDES.
# The directory specified by --with-headers usually contains only the basic
# kernel interface headers, not something like libgd. So the simplest thing
# is to presume that the standard system headers will be ok for this file.
$(objpfx)memusagestat.o: sysincludes = # nothing
endif
endif
# Another goal which can be used to override the configure decision.
.PHONY: do-memusagestat
do-memusagestat: $(objpfx)memusagestat
memusagestat-modules = memusagestat
cpp-srcs-left := $(memusagestat-modules)
lib := memusagestat
include $(patsubst %,$(..)libof-iterator.mk,$(cpp-srcs-left))
LDLIBS-memusagestat = $(libgd-LDFLAGS) -lgd -lpng -lz -lm
ifeq ($(run-built-tests),yes)
ifeq (yes,$(build-shared))
ifneq ($(PERL),no)
tests-special += $(objpfx)tst-mtrace.out
tests-special += $(objpfx)tst-dynarray-mem.out
tests-special += $(objpfx)tst-dynarray-fail-mem.out
endif
endif
endif
include ../Rules
CFLAGS-mcheck-init.c += $(PIC-ccflag)
CFLAGS-obstack.c += $(uses-callbacks)
$(objpfx)libmcheck.a: $(objpfx)mcheck-init.o
-rm -f $@
$(patsubst %/,cd % &&,$(objpfx)) \
$(LN_S) $(<F) $(@F)
lib: $(objpfx)libmcheck.a
ifeq ($(run-built-tests),yes)
ifeq (yes,$(build-shared))
ifneq ($(PERL),no)
$(objpfx)tst-mtrace.out: tst-mtrace.sh $(objpfx)tst-mtrace
$(SHELL) $< $(common-objpfx) '$(test-program-prefix-before-env)' \
'$(run-program-env)' '$(test-program-prefix-after-env)'; \
$(evaluate-test)
endif
endif
endif
tst-malloc-check-ENV = MALLOC_CHECK_=3 \
LD_PRELOAD=$(objpfx)/libc_malloc_debug.so
tst-malloc-usable-ENV = MALLOC_CHECK_=3 \
LD_PRELOAD=$(objpfx)/libc_malloc_debug.so
tst-malloc-usable-tunables-ENV = GLIBC_TUNABLES=glibc.malloc.check=3 \
LD_PRELOAD=$(objpfx)/libc_malloc_debug.so
tst-mxfast-ENV = GLIBC_TUNABLES=glibc.malloc.tcache_count=0:glibc.malloc.mxfast=0
CPPFLAGS-malloc-debug.c += -DUSE_TCACHE=0
CPPFLAGS-malloc.c += -DUSE_TCACHE=1
# Uncomment this for test releases. For public releases it is too expensive.
#CPPFLAGS-malloc.o += -DMALLOC_DEBUG=1
sLIBdir := $(shell echo $(slibdir) | sed 's,lib\(\|64\)$$,\\\\$$LIB,')
$(objpfx)mtrace: mtrace.pl
rm -f $@.new
sed -e 's|@PERL@|$(PERL)|' -e 's|@XXX@|$(address-width)|' \
-e 's|@VERSION@|$(version)|' \
-e 's|@PKGVERSION@|$(PKGVERSION)|' \
-e 's|@REPORT_BUGS_TO@|$(REPORT_BUGS_TO)|' $^ > $@.new \
&& rm -f $@ && mv $@.new $@ && chmod +x $@
$(objpfx)memusage: memusage.sh
rm -f $@.new
sed -e 's|@VERSION@|$(version)|' -e 's|@SLIBDIR@|$(sLIBdir)|' \
-e 's|@BINDIR@|$(bindir)|' -e 's|@PKGVERSION@|$(PKGVERSION)|' \
-e 's|@REPORT_BUGS_TO@|$(REPORT_BUGS_TO)|' $^ > $@.new \
&& rm -f $@ && mv $@.new $@ && chmod +x $@
# Compile the tests with a flag which suppresses the mallopt call in
# the test skeleton.
$(tests:%=$(objpfx)%.o): CPPFLAGS += -DTEST_NO_MALLOPT
$(objpfx)tst-interpose-nothread: $(objpfx)tst-interpose-aux-nothread.o
$(objpfx)tst-interpose-nothread-mcheck: $(objpfx)tst-interpose-aux-nothread.o
$(objpfx)tst-interpose-nothread-malloc-check: \
$(objpfx)tst-interpose-aux-nothread.o
$(objpfx)tst-interpose-thread: \
$(objpfx)tst-interpose-aux-thread.o $(shared-thread-library)
$(objpfx)tst-interpose-thread-mcheck: \
$(objpfx)tst-interpose-aux-thread.o $(shared-thread-library)
$(objpfx)tst-interpose-thread-malloc-check: \
$(objpfx)tst-interpose-aux-thread.o $(shared-thread-library)
$(objpfx)tst-interpose-static-nothread: $(objpfx)tst-interpose-aux-nothread.o
$(objpfx)tst-interpose-static-thread: \
$(objpfx)tst-interpose-aux-thread.o $(static-thread-library)
tst-dynarray-ENV = MALLOC_TRACE=$(objpfx)tst-dynarray.mtrace \
LD_PRELOAD=$(objpfx)libc_malloc_debug.so
$(objpfx)tst-dynarray-mem.out: $(objpfx)tst-dynarray.out
$(common-objpfx)malloc/mtrace $(objpfx)tst-dynarray.mtrace > $@; \
$(evaluate-test)
tst-dynarray-fail-ENV = MALLOC_TRACE=$(objpfx)tst-dynarray-fail.mtrace \
LD_PRELOAD=$(objpfx)libc_malloc_debug.so
$(objpfx)tst-dynarray-fail-mem.out: $(objpfx)tst-dynarray-fail.out
$(common-objpfx)malloc/mtrace $(objpfx)tst-dynarray-fail.mtrace > $@; \
$(evaluate-test)
$(objpfx)tst-malloc-tcache-leak: $(shared-thread-library)
$(objpfx)tst-malloc_info: $(shared-thread-library)
$(objpfx)tst-mallocfork2: $(shared-thread-library)
$(objpfx)tst-malloc-tcache-leak-mcheck: $(shared-thread-library)
$(objpfx)tst-malloc_info-mcheck: $(shared-thread-library)
$(objpfx)tst-mallocfork2-mcheck: $(shared-thread-library)
$(objpfx)tst-malloc-tcache-leak-malloc-check: $(shared-thread-library)
$(objpfx)tst-malloc_info-malloc-check: $(shared-thread-library)
$(objpfx)tst-mallocfork2-malloc-check: $(shared-thread-library)
$(objpfx)tst-malloc-tcache-leak-malloc-hugetlb1: $(shared-thread-library)
$(objpfx)tst-malloc-tcache-leak-malloc-hugetlb2: $(shared-thread-library)
$(objpfx)tst-malloc_info-malloc-hugetlb1: $(shared-thread-library)
$(objpfx)tst-malloc_info-malloc-hugetlb2: $(shared-thread-library)
tst-compathooks-on-ENV = LD_PRELOAD=$(objpfx)libc_malloc_debug.so
tst-compathooks-on-mcheck-ENV = LD_PRELOAD=$(objpfx)libc_malloc_debug.so
tst-compathooks-on-malloc-check-ENV = \
LD_PRELOAD=$(objpfx)libc_malloc_debug.so
tst-mallocstate-ENV = LD_PRELOAD=$(objpfx)libc_malloc_debug.so
tst-mallocstate-malloc-check-ENV = LD_PRELOAD=$(objpfx)libc_malloc_debug.so
# The test needs malloc_get_state/malloc_set_state which is in
# libc_malloc_debug.so.
$(objpfx)tst-mallocstate: $(objpfx)libc_malloc_debug.so
$(objpfx)tst-mallocstate-malloc-check: $(objpfx)libc_malloc_debug.so
|
