malloc/Makefile

   1 # Copyright (C) 1991-2019 Free Software Foundation, Inc.
   2 # This file is part of the GNU C Library.
   3
   4 # The GNU C Library is free software; you can redistribute it and/or
   5 # modify it under the terms of the GNU Lesser General Public
   6 # License as published by the Free Software Foundation; either
   7 # version 2.1 of the License, or (at your option) any later version.
   8
   9 # The GNU C Library is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12 # Lesser General Public License for more details.
  13
  14 # You should have received a copy of the GNU Lesser General Public
  15 # License along with the GNU C Library; if not, see
  16 # <http://www.gnu.org/licenses/>.
  17
  18 #
  19 #       Makefile for malloc routines
  20 #
  21 subdir  := malloc
  22
  23 include ../Makeconfig
  24
  25 dist-headers := malloc.h
  26 headers := $(dist-headers) obstack.h mcheck.h
  27 tests := mallocbug tst-malloc tst-valloc tst-calloc tst-obstack \
  28          tst-mcheck tst-mallocfork tst-trim1 \
  29          tst-malloc-usable tst-realloc tst-reallocarray tst-posix_memalign \
  30          tst-pvalloc tst-memalign tst-mallopt \
  31          tst-malloc-backtrace tst-malloc-thread-exit \
  32          tst-malloc-thread-fail tst-malloc-fork-deadlock \
  33          tst-mallocfork2 \
  34          tst-interpose-nothread \
  35          tst-interpose-thread \
  36          tst-alloc_buffer \
  37          tst-malloc-tcache-leak \
  38          tst-malloc_info \
  39          tst-malloc-too-large \
  40          tst-malloc-stats-cancellation \
  41          tst-tcfree1 tst-tcfree2 tst-tcfree3 \
  42
  43 tests-static := \
  44          tst-interpose-static-nothread \
  45          tst-interpose-static-thread \
  46          tst-malloc-usable-static \
  47
  48 tests-internal := tst-mallocstate tst-scratch_buffer
  49
  50 # The dynarray framework is only available inside glibc.
  51 tests-internal += \
  52          tst-dynarray \
  53          tst-dynarray-fail \
  54          tst-dynarray-at-fail \
  55
  56 ifneq (no,$(have-tunables))
  57 tests += tst-malloc-usable-tunables
  58 tests-static += tst-malloc-usable-static-tunables
  59 endif
  60
  61 tests += $(tests-static)
  62 test-srcs = tst-mtrace
  63
  64 routines = malloc morecore mcheck mtrace obstack reallocarray \
  65   scratch_buffer_grow scratch_buffer_grow_preserve \
  66   scratch_buffer_set_array_size \
  67   dynarray_at_failure \
  68   dynarray_emplace_enlarge \
  69   dynarray_finalize \
  70   dynarray_resize \
  71   dynarray_resize_clear \
  72   alloc_buffer_alloc_array \
  73   alloc_buffer_allocate \
  74   alloc_buffer_copy_bytes  \
  75   alloc_buffer_copy_string \
  76   alloc_buffer_create_failure \
  77
  78 install-lib := libmcheck.a
  79 non-lib.a := libmcheck.a
  80
  81 # Additional library.
  82 extra-libs = libmemusage
  83 extra-libs-others = $(extra-libs)
  84
  85 # Helper objects for some tests.
  86 extra-tests-objs += \
  87   tst-interpose-aux-nothread.o \
  88   tst-interpose-aux-thread.o \
  89
  90 test-extras = \
  91   tst-interpose-aux-nothread \
  92   tst-interpose-aux-thread \
  93
  94 libmemusage-routines = memusage
  95 libmemusage-inhibit-o = $(filter-out .os,$(object-suffixes))
  96
  97 $(objpfx)tst-malloc-backtrace: $(shared-thread-library)
  98 $(objpfx)tst-malloc-thread-exit: $(shared-thread-library)
  99 $(objpfx)tst-malloc-thread-fail: $(shared-thread-library)
 100 $(objpfx)tst-malloc-fork-deadlock: $(shared-thread-library)
 101 $(objpfx)tst-malloc-stats-cancellation: $(shared-thread-library)
 102
 103 # Export the __malloc_initialize_hook variable to libc.so.
 104 LDFLAGS-tst-mallocstate = -rdynamic
 105
 106 # These should be removed by `make clean'.
 107 extra-objs = mcheck-init.o libmcheck.a
 108 others-extras = mcheck-init.o
 109
 110 # Include the cleanup handler.
 111 aux := set-freeres thread-freeres
 112
 113 # The Perl script to analyze the output of the mtrace functions.
 114 ifneq ($(PERL),no)
 115 install-bin-script = mtrace
 116 generated += mtrace
 117
 118 # The Perl script will print addresses and to do this nicely we must know
 119 # whether we are on a 32 or 64 bit machine.
 120 ifneq ($(findstring wordsize-32,$(config-sysdirs)),)
 121 address-width=10
 122 else
 123 address-width=18
 124 endif
 125 endif
 126
 127 # Unless we get a test for the availability of libgd which also works
 128 # for cross-compiling we disable the memusagestat generation in this
 129 # situation.
 130 ifneq ($(cross-compiling),yes)
 131 # If the gd library is available we build the `memusagestat' program.
 132 ifneq ($(LIBGD),no)
 133 others: $(objpfx)memusage
 134 install-bin = memusagestat
 135 install-bin-script += memusage
 136 generated += memusagestat memusage
 137 extra-objs += memusagestat.o
 138
 139 # The configure.ac check for libgd and its headers did not use $SYSINCLUDES.
 140 # The directory specified by --with-headers usually contains only the basic
 141 # kernel interface headers, not something like libgd.  So the simplest thing
 142 # is to presume that the standard system headers will be ok for this file.
 143 $(objpfx)memusagestat.o: sysincludes = # nothing
 144 endif
 145 endif
 146
 147 # Another goal which can be used to override the configure decision.
 148 .PHONY: do-memusagestat
 149 do-memusagestat: $(objpfx)memusagestat
 150
 151 memusagestat-modules = memusagestat
 152
 153 cpp-srcs-left := $(memusagestat-modules)
 154 lib := memusagestat
 155 include $(patsubst %,$(..)libof-iterator.mk,$(cpp-srcs-left))
 156
 157 $(objpfx)memusagestat: $(memusagestat-modules:%=$(objpfx)%.o)
 158         $(LINK.o) -o $@ $^ $(libgd-LDFLAGS) -lgd -lpng -lz -lm
 159
 160 ifeq ($(run-built-tests),yes)
 161 ifeq (yes,$(build-shared))
 162 ifneq ($(PERL),no)
 163 tests-special += $(objpfx)tst-mtrace.out
 164 tests-special += $(objpfx)tst-dynarray-mem.out
 165 tests-special += $(objpfx)tst-dynarray-fail-mem.out
 166 endif
 167 endif
 168 endif
 169
 170 include ../Rules
 171
 172 CFLAGS-mcheck-init.c += $(PIC-ccflag)
 173 CFLAGS-obstack.c += $(uses-callbacks)
 174
 175 $(objpfx)libmcheck.a: $(objpfx)mcheck-init.o
 176         -rm -f $@
 177         $(patsubst %/,cd % &&,$(objpfx)) \
 178         $(LN_S) $(<F) $(@F)
 179
 180 lib: $(objpfx)libmcheck.a
 181
 182 ifeq ($(run-built-tests),yes)
 183 ifeq (yes,$(build-shared))
 184 ifneq ($(PERL),no)
 185 $(objpfx)tst-mtrace.out: tst-mtrace.sh $(objpfx)tst-mtrace
 186         $(SHELL) $< $(common-objpfx) '$(test-program-prefix-before-env)' \
 187                  '$(run-program-env)' '$(test-program-prefix-after-env)' > $@; \
 188         $(evaluate-test)
 189 endif
 190 endif
 191 endif
 192
 193 tst-mcheck-ENV = MALLOC_CHECK_=3
 194 tst-malloc-usable-ENV = MALLOC_CHECK_=3
 195 tst-malloc-usable-static-ENV = $(tst-malloc-usable-ENV)
 196 tst-malloc-usable-tunables-ENV = GLIBC_TUNABLES=glibc.malloc.check=3
 197 tst-malloc-usable-static-tunables-ENV = $(tst-malloc-usable-tunables-ENV)
 198
 199 ifeq ($(experimental-malloc),yes)
 200 CPPFLAGS-malloc.c += -DUSE_TCACHE=1
 201 else
 202 CPPFLAGS-malloc.c += -DUSE_TCACHE=0
 203 endif
 204 # Uncomment this for test releases.  For public releases it is too expensive.
 205 #CPPFLAGS-malloc.o += -DMALLOC_DEBUG=1
 206
 207 sLIBdir := $(shell echo $(slibdir) | sed 's,lib\(\|64\)$$,\\\\$$LIB,')
 208
 209 $(objpfx)mtrace: mtrace.pl
 210         rm -f $@.new
 211         sed -e 's|@PERL@|$(PERL)|' -e 's|@XXX@|$(address-width)|' \
 212             -e 's|@VERSION@|$(version)|' \
 213             -e 's|@PKGVERSION@|$(PKGVERSION)|' \
 214             -e 's|@REPORT_BUGS_TO@|$(REPORT_BUGS_TO)|' $^ > $@.new \
 215         && rm -f $@ && mv $@.new $@ && chmod +x $@
 216
 217 $(objpfx)memusage: memusage.sh
 218         rm -f $@.new
 219         sed -e 's|@BASH@|$(BASH)|' -e 's|@VERSION@|$(version)|' \
 220             -e 's|@SLIBDIR@|$(sLIBdir)|' -e 's|@BINDIR@|$(bindir)|' \
 221             -e 's|@PKGVERSION@|$(PKGVERSION)|' \
 222             -e 's|@REPORT_BUGS_TO@|$(REPORT_BUGS_TO)|' $^ > $@.new \
 223         && rm -f $@ && mv $@.new $@ && chmod +x $@
 224
 225
 226 # The implementation uses `dlsym'
 227 $(objpfx)libmemusage.so: $(libdl)
 228
 229 # Extra dependencies
 230 $(foreach o,$(all-object-suffixes),$(objpfx)malloc$(o)): arena.c hooks.c
 231
 232 # Compile the tests with a flag which suppresses the mallopt call in
 233 # the test skeleton.
 234 $(tests:%=$(objpfx)%.o): CPPFLAGS += -DTEST_NO_MALLOPT
 235
 236 $(objpfx)tst-interpose-nothread: $(objpfx)tst-interpose-aux-nothread.o
 237 $(objpfx)tst-interpose-thread: \
 238   $(objpfx)tst-interpose-aux-thread.o $(shared-thread-library)
 239 $(objpfx)tst-interpose-static-nothread: $(objpfx)tst-interpose-aux-nothread.o
 240 $(objpfx)tst-interpose-static-thread: \
 241   $(objpfx)tst-interpose-aux-thread.o $(static-thread-library)
 242
 243 tst-dynarray-ENV = MALLOC_TRACE=$(objpfx)tst-dynarray.mtrace
 244 $(objpfx)tst-dynarray-mem.out: $(objpfx)tst-dynarray.out
 245         $(common-objpfx)malloc/mtrace $(objpfx)tst-dynarray.mtrace > $@; \
 246         $(evaluate-test)
 247
 248 tst-dynarray-fail-ENV = MALLOC_TRACE=$(objpfx)tst-dynarray-fail.mtrace
 249 $(objpfx)tst-dynarray-fail-mem.out: $(objpfx)tst-dynarray-fail.out
 250         $(common-objpfx)malloc/mtrace $(objpfx)tst-dynarray-fail.mtrace > $@; \
 251         $(evaluate-test)
 252
 253 $(objpfx)tst-malloc-tcache-leak: $(shared-thread-library)
 254 $(objpfx)tst-malloc_info: $(shared-thread-library)