malloc/Makefile

   1 # Copyright (C) 1991-2012 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 all:
  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 tst-malloc-usable
  29 test-srcs = tst-mtrace
  30
  31 routines = malloc morecore mcheck mtrace obstack
  32
  33 install-lib := libmcheck.a
  34 non-lib.a := libmcheck.a
  35
  36 # Additional library.
  37 extra-libs = libmemusage
  38 extra-libs-others = $(extra-libs)
  39
  40 libmemusage-routines = memusage
  41 libmemusage-inhibit-o = $(filter-out .os,$(object-suffixes))
  42
  43 # These should be removed by `make clean'.
  44 extra-objs = mcheck-init.o libmcheck.a
  45
  46 # Include the cleanup handler.
  47 aux := set-freeres thread-freeres
  48
  49 include ../Makeconfig
  50
  51 CPPFLAGS-memusagestat = -DNOT_IN_libc
  52
  53 # The Perl script to analyze the output of the mtrace functions.
  54 ifneq ($(PERL),no)
  55 install-bin-script = mtrace
  56 generated = mtrace
  57
  58 # The Perl script will print addresses and to do this nicely we must know
  59 # whether we are on a 32 or 64 bit machine.
  60 ifneq ($(findstring wordsize-32,$(config-sysdirs)),)
  61 address-width=10
  62 else
  63 address-width=18
  64 endif
  65 endif
  66
  67 # Unless we get a test for the availability of libgd which also works
  68 # for cross-compiling we disable the memusagestat generation in this
  69 # situation.
  70 ifneq ($(cross-compiling),yes)
  71 # If the gd library is available we build the `memusagestat' program.
  72 ifneq ($(LIBGD),no)
  73 others: $(objpfx)memusage
  74 install-bin = memusagestat
  75 install-bin-script += memusage
  76 generated += memusagestat memusage
  77 extra-objs += memusagestat.o
  78
  79 # The configure.in check for libgd and its headers did not use $SYSINCLUDES.
  80 # The directory specified by --with-headers usually contains only the basic
  81 # kernel interface headers, not something like libgd.  So the simplest thing
  82 # is to presume that the standard system headers will be ok for this file.
  83 $(objpfx)memusagestat.o: sysincludes = # nothing
  84 endif
  85 endif
  86
  87 # Another goal which can be used to override the configure decision.
  88 .PHONY: do-memusagestat
  89 do-memusagestat: $(objpfx)memusagestat
  90
  91 memusagestat-modules = memusagestat
  92 $(objpfx)memusagestat: $(memusagestat-modules:%=$(objpfx)%.o)
  93         $(LINK.o) -o $@ $^ $(libgd-LDFLAGS) -lgd -lpng -lz -lm
  94
  95 include ../Rules
  96
  97 CFLAGS-mcheck-init.c = $(PIC-ccflag)
  98 CFLAGS-obstack.c = $(uses-callbacks)
  99
 100 $(objpfx)libmcheck.a: $(objpfx)mcheck-init.o
 101         -rm -f $@
 102         $(patsubst %/,cd % &&,$(objpfx)) \
 103         $(LN_S) $(<F) $(@F)
 104
 105 lib: $(objpfx)libmcheck.a
 106
 107 ifeq (no,$(cross-compiling))
 108 ifeq (yes,$(build-shared))
 109 ifneq ($(PERL),no)
 110 tests: $(objpfx)tst-mtrace.out
 111 $(objpfx)tst-mtrace.out: tst-mtrace.sh $(objpfx)tst-mtrace
 112         $(SHELL) $< $(common-objpfx)
 113 endif
 114 endif
 115 endif
 116
 117 tst-mcheck-ENV = MALLOC_CHECK_=3
 118 tst-malloc-usable-ENV = MALLOC_CHECK_=3
 119
 120 CPPFLAGS-malloc.c += -DPER_THREAD
 121 # Uncomment this for test releases.  For public releases it is too expensive.
 122 #CPPFLAGS-malloc.o += -DMALLOC_DEBUG=1
 123
 124 sLIBdir := $(shell echo $(slibdir) | sed 's,lib\(\|64\)$$,\\\\$$LIB,')
 125
 126 $(objpfx)mtrace: mtrace.pl
 127         rm -f $@.new
 128         sed -e 's|@PERL@|$(PERL)|' -e 's|@XXX@|$(address-width)|' \
 129             -e 's|@VERSION@|$(version)|' $^ > $@.new \
 130         && rm -f $@ && mv $@.new $@ && chmod +x $@
 131
 132 $(objpfx)memusage: memusage.sh
 133         rm -f $@.new
 134         sed -e 's|@BASH@|$(BASH)|' -e 's|@VERSION@|$(version)|' \
 135             -e 's|@SLIBDIR@|$(sLIBdir)|' -e 's|@BINDIR@|$(bindir)|' $^ > $@.new \
 136         && rm -f $@ && mv $@.new $@ && chmod +x $@
 137
 138
 139 # The implementation uses `dlsym'
 140 $(objpfx)libmemusage.so: $(common-objpfx)dlfcn/libdl.so $(elfobjdir)/ld.so
 141
 142 # Extra dependencies
 143 $(foreach o,$(all-object-suffixes),$(objpfx)malloc$(o)): arena.c hooks.c