malloc/Makefile

   1 # Copyright (C) 1991-2016 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-mallocstate tst-mcheck tst-mallocfork tst-trim1 \
  29          tst-malloc-usable tst-realloc tst-posix_memalign \
  30          tst-pvalloc tst-memalign tst-mallopt tst-scratch_buffer \
  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
  37 tests-static := \
  38          tst-interpose-static-nothread \
  39          tst-interpose-static-thread \
  40
  41 tests += $(tests-static)
  42 test-srcs = tst-mtrace
  43
  44 routines = malloc morecore mcheck mtrace obstack \
  45   scratch_buffer_grow scratch_buffer_grow_preserve \
  46   scratch_buffer_set_array_size
  47
  48 install-lib := libmcheck.a
  49 non-lib.a := libmcheck.a
  50
  51 # Additional library.
  52 extra-libs = libmemusage
  53 extra-libs-others = $(extra-libs)
  54
  55 # Helper objects for some tests.
  56 extra-tests-objs += \
  57   tst-interpose-aux-nothread.o \
  58   tst-interpose-aux-thread.o \
  59
  60 test-extras = \
  61   tst-interpose-aux-nothread \
  62   tst-interpose-aux-thread \
  63
  64 libmemusage-routines = memusage
  65 libmemusage-inhibit-o = $(filter-out .os,$(object-suffixes))
  66
  67 $(objpfx)tst-malloc-backtrace: $(shared-thread-library)
  68 $(objpfx)tst-malloc-thread-exit: $(shared-thread-library)
  69 $(objpfx)tst-malloc-thread-fail: $(shared-thread-library)
  70 $(objpfx)tst-malloc-fork-deadlock: $(shared-thread-library)
  71
  72 # Export the __malloc_initialize_hook variable to libc.so.
  73 LDFLAGS-tst-mallocstate = -rdynamic
  74
  75 # These should be removed by `make clean'.
  76 extra-objs = mcheck-init.o libmcheck.a
  77
  78 # Include the cleanup handler.
  79 aux := set-freeres thread-freeres
  80
  81 # The Perl script to analyze the output of the mtrace functions.
  82 ifneq ($(PERL),no)
  83 install-bin-script = mtrace
  84 generated += mtrace
  85
  86 # The Perl script will print addresses and to do this nicely we must know
  87 # whether we are on a 32 or 64 bit machine.
  88 ifneq ($(findstring wordsize-32,$(config-sysdirs)),)
  89 address-width=10
  90 else
  91 address-width=18
  92 endif
  93 endif
  94
  95 # Unless we get a test for the availability of libgd which also works
  96 # for cross-compiling we disable the memusagestat generation in this
  97 # situation.
  98 ifneq ($(cross-compiling),yes)
  99 # If the gd library is available we build the `memusagestat' program.
 100 ifneq ($(LIBGD),no)
 101 others: $(objpfx)memusage
 102 install-bin = memusagestat
 103 install-bin-script += memusage
 104 generated += memusagestat memusage
 105 extra-objs += memusagestat.o
 106
 107 # The configure.ac check for libgd and its headers did not use $SYSINCLUDES.
 108 # The directory specified by --with-headers usually contains only the basic
 109 # kernel interface headers, not something like libgd.  So the simplest thing
 110 # is to presume that the standard system headers will be ok for this file.
 111 $(objpfx)memusagestat.o: sysincludes = # nothing
 112 endif
 113 endif
 114
 115 # Another goal which can be used to override the configure decision.
 116 .PHONY: do-memusagestat
 117 do-memusagestat: $(objpfx)memusagestat
 118
 119 memusagestat-modules = memusagestat
 120
 121 cpp-srcs-left := $(memusagestat-modules)
 122 lib := memusagestat
 123 include $(patsubst %,$(..)cppflags-iterator.mk,$(cpp-srcs-left))
 124
 125 $(objpfx)memusagestat: $(memusagestat-modules:%=$(objpfx)%.o)
 126         $(LINK.o) -o $@ $^ $(libgd-LDFLAGS) -lgd -lpng -lz -lm
 127
 128 ifeq ($(run-built-tests),yes)
 129 ifeq (yes,$(build-shared))
 130 ifneq ($(PERL),no)
 131 tests-special += $(objpfx)tst-mtrace.out
 132 endif
 133 endif
 134 endif
 135
 136 include ../Rules
 137
 138 CFLAGS-mcheck-init.c = $(PIC-ccflag)
 139 CFLAGS-obstack.c = $(uses-callbacks)
 140
 141 $(objpfx)libmcheck.a: $(objpfx)mcheck-init.o
 142         -rm -f $@
 143         $(patsubst %/,cd % &&,$(objpfx)) \
 144         $(LN_S) $(<F) $(@F)
 145
 146 lib: $(objpfx)libmcheck.a
 147
 148 ifeq ($(run-built-tests),yes)
 149 ifeq (yes,$(build-shared))
 150 ifneq ($(PERL),no)
 151 $(objpfx)tst-mtrace.out: tst-mtrace.sh $(objpfx)tst-mtrace
 152         $(SHELL) $< $(common-objpfx) '$(test-program-prefix-before-env)' \
 153                  '$(run-program-env)' '$(test-program-prefix-after-env)' ; \
 154         $(evaluate-test)
 155 endif
 156 endif
 157 endif
 158
 159 tst-mcheck-ENV = MALLOC_CHECK_=3
 160 tst-malloc-usable-ENV = MALLOC_CHECK_=3
 161
 162 # Uncomment this for test releases.  For public releases it is too expensive.
 163 #CPPFLAGS-malloc.o += -DMALLOC_DEBUG=1
 164
 165 sLIBdir := $(shell echo $(slibdir) | sed 's,lib\(\|64\)$$,\\\\$$LIB,')
 166
 167 $(objpfx)mtrace: mtrace.pl
 168         rm -f $@.new
 169         sed -e 's|@PERL@|$(PERL)|' -e 's|@XXX@|$(address-width)|' \
 170             -e 's|@VERSION@|$(version)|' \
 171             -e 's|@PKGVERSION@|$(PKGVERSION)|' \
 172             -e 's|@REPORT_BUGS_TO@|$(REPORT_BUGS_TO)|' $^ > $@.new \
 173         && rm -f $@ && mv $@.new $@ && chmod +x $@
 174
 175 $(objpfx)memusage: memusage.sh
 176         rm -f $@.new
 177         sed -e 's|@BASH@|$(BASH)|' -e 's|@VERSION@|$(version)|' \
 178             -e 's|@SLIBDIR@|$(sLIBdir)|' -e 's|@BINDIR@|$(bindir)|' \
 179             -e 's|@PKGVERSION@|$(PKGVERSION)|' \
 180             -e 's|@REPORT_BUGS_TO@|$(REPORT_BUGS_TO)|' $^ > $@.new \
 181         && rm -f $@ && mv $@.new $@ && chmod +x $@
 182
 183
 184 # The implementation uses `dlsym'
 185 $(objpfx)libmemusage.so: $(libdl)
 186
 187 # Extra dependencies
 188 $(foreach o,$(all-object-suffixes),$(objpfx)malloc$(o)): arena.c hooks.c
 189
 190 # Compile the tests with a flag which suppresses the mallopt call in
 191 # the test skeleton.
 192 $(tests:%=$(objpfx)%.o): CPPFLAGS += -DTEST_NO_MALLOPT
 193
 194 $(objpfx)tst-interpose-nothread: $(objpfx)tst-interpose-aux-nothread.o
 195 $(objpfx)tst-interpose-thread: \
 196   $(objpfx)tst-interpose-aux-thread.o $(shared-thread-library)
 197 $(objpfx)tst-interpose-static-nothread: $(objpfx)tst-interpose-aux-nothread.o
 198 $(objpfx)tst-interpose-static-thread: \
 199   $(objpfx)tst-interpose-aux-thread.o $(static-thread-library)