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# Copyright (C) 1991-1999, 2000, 2001, 2002, 2003, 2005, 2006, 2007, 2009, 2011
# 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
# <http://www.gnu.org/licenses/>.
#
# Makefile for malloc routines
#
subdir := malloc
all:
dist-headers := malloc.h
headers := $(dist-headers) obstack.h mcheck.h
tests := mallocbug tst-malloc tst-valloc tst-calloc tst-obstack \
tst-mallocstate tst-mcheck tst-mallocfork tst-trim1
test-srcs = tst-mtrace
distribute = thread-m.h mtrace.pl mcheck-init.c stackinfo.h memusage.h \
memusage.sh memusagestat.c tst-mtrace.sh arena.c hooks.c
# Things which get pasted together into gmalloc.c.
gmalloc-routines := malloc morecore
# Things to include in the standalone distribution.
dist-routines = $(gmalloc-routines) mcheck mtrace
routines = $(dist-routines) obstack
install-lib := libmcheck.a
non-lib.a := libmcheck.a
# Additional library.
extra-libs = libmemusage
extra-libs-others = $(extra-libs)
libmemusage-routines = memusage
libmemusage-inhibit-o = $(filter-out .os,$(object-suffixes))
# These should be removed by `make clean'.
extra-objs = mcheck-init.o libmcheck.a
# Include the cleanup handler.
aux := set-freeres thread-freeres
include ../Makeconfig
CPPFLAGS-memusagestat = -DNOT_IN_libc
# 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
install-bin = memusagestat
install-bin-script += memusage
generated += memusagestat memusage
extra-objs += memusagestat.o
# The configure.in 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
$(objpfx)memusagestat: $(memusagestat-modules:%=$(objpfx)%.o)
$(LINK.o) -o $@ $^ $(libgd-LDFLAGS) -lgd -lpng -lz -lm
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: $(objpfx)libmcheck.a
ifeq (no,$(cross-compiling))
ifeq (yes,$(build-shared))
ifneq ($(PERL),no)
tests: $(objpfx)tst-mtrace.out
$(objpfx)tst-mtrace.out: tst-mtrace.sh $(objpfx)tst-mtrace
$(SHELL) -e $< $(common-objpfx)
endif
endif
endif
tst-mcheck-ENV = MALLOC_CHECK_=3
CPPFLAGS-malloc.c += -DPER_THREAD
# 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)|' $^ > $@.new \
&& rm -f $@ && mv $@.new $@ && chmod +x $@
$(objpfx)memusage: memusage.sh
rm -f $@.new
sed -e 's|@BASH@|$(BASH)|' -e 's|@VERSION@|$(version)|' \
-e 's|@SLIBDIR@|$(sLIBdir)|' -e 's|@BINDIR@|$(bindir)|' $^ > $@.new \
&& rm -f $@ && mv $@.new $@ && chmod +x $@
# The implementation uses `dlsym'
$(objpfx)libmemusage.so: $(common-objpfx)dlfcn/libdl.so $(elfobjdir)/ld.so
# Extra dependencies
$(foreach o,$(all-object-suffixes),$(objpfx)malloc$(o)): arena.c hooks.c
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