# Copyright (C) 1998-2013 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 # . # # Sub-makefile for debug portion of the library. # subdir := debug headers := execinfo.h # Note that ptsname_r_chk and getlogin_r are not here, but in # login/Makefile instead. If that subdir is omitted from the # build, its _FORTIFY_SOURCE support will be too. routines = backtrace backtracesyms backtracesymsfd noophooks \ memcpy_chk memmove_chk mempcpy_chk memset_chk stpcpy_chk \ strcat_chk strcpy_chk strncat_chk strncpy_chk stpncpy_chk \ sprintf_chk vsprintf_chk snprintf_chk vsnprintf_chk \ printf_chk fprintf_chk vprintf_chk vfprintf_chk \ gets_chk chk_fail readonly-area fgets_chk fgets_u_chk \ read_chk pread_chk pread64_chk recv_chk recvfrom_chk \ readlink_chk readlinkat_chk getwd_chk getcwd_chk \ realpath_chk fread_chk fread_u_chk \ wctomb_chk wcscpy_chk wmemcpy_chk wmemmove_chk wmempcpy_chk \ wcpcpy_chk wcsncpy_chk wcscat_chk wcsncat_chk wmemset_chk \ wcpncpy_chk \ swprintf_chk vswprintf_chk wprintf_chk fwprintf_chk \ vwprintf_chk vfwprintf_chk fgetws_chk fgetws_u_chk \ confstr_chk getgroups_chk ttyname_r_chk \ gethostname_chk getdomainname_chk wcrtomb_chk mbsnrtowcs_chk \ wcsnrtombs_chk mbsrtowcs_chk wcsrtombs_chk mbstowcs_chk \ wcstombs_chk asprintf_chk vasprintf_chk dprintf_chk \ vdprintf_chk obprintf_chk \ longjmp_chk ____longjmp_chk \ fdelt_chk poll_chk ppoll_chk \ stack_chk_fail fortify_fail \ $(static-only-routines) static-only-routines := warning-nop stack_chk_fail_local CFLAGS-backtrace.c = -fno-omit-frame-pointer CFLAGS-sprintf_chk.c = $(libio-mtsafe) CFLAGS-snprintf_chk.c = $(libio-mtsafe) CFLAGS-vsprintf_chk.c = $(libio-mtsafe) CFLAGS-vsnprintf_chk.c = $(libio-mtsafe) CFLAGS-asprintf_chk.c = $(libio-mtsafe) CFLAGS-vasprintf_chk.c = $(libio-mtsafe) CFLAGS-obprintf_chk.c = $(libio-mtsafe) CFLAGS-dprintf_chk.c = $(libio-mtsafe) $(exceptions) CFLAGS-vdprintf_chk.c = $(libio-mtsafe) $(exceptions) CFLAGS-printf_chk.c = $(libio-mtsafe) $(exceptions) CFLAGS-fprintf_chk.c = $(libio-mtsafe) $(exceptions) CFLAGS-vprintf_chk.c = $(libio-mtsafe) $(exceptions) CFLAGS-vfprintf_chk.c = $(libio-mtsafe) $(exceptions) CFLAGS-gets_chk.c = $(libio-mtsafe) $(exceptions) CFLAGS-fgets_chk.c = $(libio-mtsafe) $(exceptions) CFLAGS-fgets_u_chk.c = $(libio-mtsafe) $(exceptions) CFLAGS-fread_chk.c = $(libio-mtsafe) $(exceptions) CFLAGS-fread_u_chk.c = $(libio-mtsafe) $(exceptions) CFLAGS-swprintf_chk.c = $(libio-mtsafe) CFLAGS-vswprintf_chk.c = $(libio-mtsafe) CFLAGS-wprintf_chk.c = $(libio-mtsafe) $(exceptions) CFLAGS-fwprintf_chk.c = $(libio-mtsafe) $(exceptions) CFLAGS-vwprintf_chk.c = $(libio-mtsafe) $(exceptions) CFLAGS-vfwprintf_chk.c = $(libio-mtsafe) $(exceptions) CFLAGS-fgetws_chk.c = $(libio-mtsafe) $(exceptions) CFLAGS-fgetws_u_chk.c = $(libio-mtsafe) $(exceptions) CFLAGS-read_chk.c = -fexceptions -fasynchronous-unwind-tables CFLAGS-pread_chk.c = -fexceptions -fasynchronous-unwind-tables CFLAGS-pread64_chk.c = -fexceptions -fasynchronous-unwind-tables CFLAGS-recv_chk.c = -fexceptions -fasynchronous-unwind-tables CFLAGS-recvfrom_chk.c = -fexceptions -fasynchronous-unwind-tables # Need to make sure the settings here override what configure might have # set up for us, so keep the CFLAGS/CPPFLAGS split logical as the order is: # CFLAGS-tst-longjmp_chk.c = -fexceptions -fasynchronous-unwind-tables CPPFLAGS-tst-longjmp_chk.c = -D_FORTIFY_SOURCE=1 CFLAGS-tst-longjmp_chk2.c = -fexceptions -fasynchronous-unwind-tables CPPFLAGS-tst-longjmp_chk2.c = -D_FORTIFY_SOURCE=1 # We know these tests have problems with format strings, this is what # we are testing. Disable that warning. CFLAGS-tst-chk1.c = -Wno-format CFLAGS-tst-chk2.c = -Wno-format CFLAGS-tst-chk3.c = -Wno-format CFLAGS-tst-chk4.cc = -Wno-format CFLAGS-tst-chk5.cc = -Wno-format CFLAGS-tst-chk6.cc = -Wno-format CFLAGS-tst-lfschk1.c = -Wno-format CFLAGS-tst-lfschk2.c = -Wno-format CFLAGS-tst-lfschk3.c = -Wno-format CFLAGS-tst-lfschk4.cc = -Wno-format CFLAGS-tst-lfschk5.cc = -Wno-format CFLAGS-tst-lfschk6.cc = -Wno-format tst-chk1-ENV = LOCPATH=$(common-objpfx)localedata tst-chk2-ENV = LOCPATH=$(common-objpfx)localedata tst-chk3-ENV = LOCPATH=$(common-objpfx)localedata tst-chk4-ENV = LOCPATH=$(common-objpfx)localedata tst-chk5-ENV = LOCPATH=$(common-objpfx)localedata tst-chk6-ENV = LOCPATH=$(common-objpfx)localedata tst-lfschk1-ENV = LOCPATH=$(common-objpfx)localedata tst-lfschk2-ENV = LOCPATH=$(common-objpfx)localedata tst-lfschk3-ENV = LOCPATH=$(common-objpfx)localedata tst-lfschk4-ENV = LOCPATH=$(common-objpfx)localedata tst-lfschk5-ENV = LOCPATH=$(common-objpfx)localedata tst-lfschk6-ENV = LOCPATH=$(common-objpfx)localedata LDLIBS-tst-chk4 = -lstdc++ LDLIBS-tst-chk5 = -lstdc++ LDLIBS-tst-chk6 = -lstdc++ LDLIBS-tst-lfschk4 = -lstdc++ LDLIBS-tst-lfschk5 = -lstdc++ LDLIBS-tst-lfschk6 = -lstdc++ # backtrace_symbols only works if we link with -rdynamic. backtrace # requires unwind tables on most architectures. CFLAGS-tst-backtrace2.c += -funwind-tables CFLAGS-tst-backtrace3.c += -funwind-tables CFLAGS-tst-backtrace4.c += -funwind-tables CFLAGS-tst-backtrace5.c += -funwind-tables LDFLAGS-tst-backtrace2 = -rdynamic LDFLAGS-tst-backtrace3 = -rdynamic LDFLAGS-tst-backtrace4 = -rdynamic LDFLAGS-tst-backtrace5 = -rdynamic tests = backtrace-tst tst-longjmp_chk tst-chk1 tst-chk2 tst-chk3 \ tst-lfschk1 tst-lfschk2 tst-lfschk3 test-strcpy_chk test-stpcpy_chk \ tst-chk4 tst-chk5 tst-chk6 tst-lfschk4 tst-lfschk5 tst-lfschk6 \ tst-longjmp_chk2 tst-backtrace2 tst-backtrace3 tst-backtrace4 \ tst-backtrace5 tests-ifunc := $(stpcpy_chk strcpy_chk:%=test-%-ifunc) tests += $(tests-ifunc) extra-libs = libSegFault libpcprofile extra-libs-others = $(extra-libs) libSegFault-routines = segfault libSegFault-inhibit-o = $(filter-out .os,$(object-suffixes)) libpcprofile-routines = pcprofile libpcprofile-inhibit-o = $(filter-out .os,$(object-suffixes)) others = pcprofiledump install-bin = pcprofiledump install-bin-script = xtrace include ../Makeconfig ifeq ($(build-shared),yes) install-bin-script += catchsegv endif generated = catchsegv xtrace include ../Rules sLIBdir := $(shell echo $(slibdir) | sed 's,lib\(\|64\)$$,\\\\$$LIB,') $(objpfx)catchsegv: catchsegv.sh $(common-objpfx)soversions.mk \ $(common-objpfx)config.make slibpfx=`echo $(slibdir)|sed 's/lib\(64\|\)$$/\\\\\\\\$$LIB/'`; \ sed -e 's|@VERSION@|$(version)|' -e "s|@SLIB@|$$slibpfx|" \ -e 's|@PKGVERSION@|$(PKGVERSION)|' \ -e 's|@REPORT_BUGS_TO@|$(REPORT_BUGS_TO)|' $< > $@.new chmod 555 $@.new mv -f $@.new $@ $(objpfx)pcprofiledump: $(objpfx)pcprofiledump.o $(objpfx)xtrace: xtrace.sh rm -f $@.new sed -e 's|@BASH@|$(BASH)|' -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 $@ # Depend on libc.so so a DT_NEEDED is generated in the shared objects. # This ensures they will load libc.so for needed symbols if loaded by # a statically-linked program that hasn't already loaded it. $(objpfx)libSegFault.so: $(common-objpfx)libc.so \ $(common-objpfx)libc_nonshared.a \ $(elf-objpfx)$(rtld-installed-name) $(objpfx)libpcprofile.so: $(common-objpfx)libc.so \ $(common-objpfx)libc_nonshared.a \ $(elf-objpfx)$(rtld-installed-name)