debug/Makefile

   1 # Copyright (C) 1998-2017 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 #       Sub-makefile for debug portion of the library.
  20 #
  21 subdir  := debug
  22
  23 include ../Makeconfig
  24
  25 headers := execinfo.h
  26
  27 # Note that ptsname_r_chk and getlogin_r are not here, but in
  28 # login/Makefile instead.  If that subdir is omitted from the
  29 # build, its _FORTIFY_SOURCE support will be too.
  30 routines  = backtrace backtracesyms backtracesymsfd noophooks \
  31             memcpy_chk memmove_chk mempcpy_chk memset_chk stpcpy_chk \
  32             strcat_chk strcpy_chk strncat_chk strncpy_chk stpncpy_chk \
  33             sprintf_chk vsprintf_chk snprintf_chk vsnprintf_chk \
  34             printf_chk fprintf_chk vprintf_chk vfprintf_chk \
  35             gets_chk chk_fail readonly-area fgets_chk fgets_u_chk \
  36             read_chk pread_chk pread64_chk recv_chk recvfrom_chk \
  37             readlink_chk readlinkat_chk getwd_chk getcwd_chk \
  38             realpath_chk fread_chk fread_u_chk \
  39             wctomb_chk wcscpy_chk wmemcpy_chk wmemmove_chk wmempcpy_chk \
  40             wcpcpy_chk wcsncpy_chk wcscat_chk wcsncat_chk wmemset_chk \
  41             wcpncpy_chk \
  42             swprintf_chk vswprintf_chk wprintf_chk fwprintf_chk \
  43             vwprintf_chk vfwprintf_chk fgetws_chk fgetws_u_chk \
  44             confstr_chk getgroups_chk ttyname_r_chk \
  45             gethostname_chk getdomainname_chk wcrtomb_chk mbsnrtowcs_chk \
  46             wcsnrtombs_chk mbsrtowcs_chk wcsrtombs_chk mbstowcs_chk \
  47             wcstombs_chk asprintf_chk vasprintf_chk dprintf_chk \
  48             vdprintf_chk obprintf_chk \
  49             longjmp_chk ____longjmp_chk \
  50             fdelt_chk poll_chk ppoll_chk \
  51             explicit_bzero_chk \
  52             stack_chk_fail fortify_fail \
  53             $(static-only-routines)
  54 static-only-routines := warning-nop stack_chk_fail_local
  55
  56 # Don't add stack_chk_fail_local.o to libc.a since __stack_chk_fail_local
  57 # is an alias of __stack_chk_fail in stack_chk_fail.o.
  58 elide-routines.o := stack_chk_fail_local
  59
  60 # Building the stack-protector failure routines with stack protection
  61 # makes no sense.
  62
  63 CFLAGS-stack_chk_fail.c = $(no-stack-protector)
  64 CFLAGS-stack_chk_fail_local.c = $(no-stack-protector)
  65
  66 CFLAGS-backtrace.c = -fno-omit-frame-pointer -funwind-tables
  67 CFLAGS-sprintf_chk.c = $(libio-mtsafe)
  68 CFLAGS-snprintf_chk.c = $(libio-mtsafe)
  69 CFLAGS-vsprintf_chk.c = $(libio-mtsafe)
  70 CFLAGS-vsnprintf_chk.c = $(libio-mtsafe)
  71 CFLAGS-asprintf_chk.c = $(libio-mtsafe)
  72 CFLAGS-vasprintf_chk.c = $(libio-mtsafe)
  73 CFLAGS-obprintf_chk.c = $(libio-mtsafe)
  74 CFLAGS-dprintf_chk.c = $(libio-mtsafe) -fexceptions
  75 CFLAGS-vdprintf_chk.c = $(libio-mtsafe) -fexceptions
  76 CFLAGS-printf_chk.c = $(libio-mtsafe) -fexceptions
  77 CFLAGS-fprintf_chk.c = $(libio-mtsafe) -fexceptions
  78 CFLAGS-vprintf_chk.c = $(libio-mtsafe) -fexceptions
  79 CFLAGS-vfprintf_chk.c = $(libio-mtsafe) -fexceptions
  80 CFLAGS-gets_chk.c = $(libio-mtsafe) -fexceptions
  81 CFLAGS-fgets_chk.c = $(libio-mtsafe) -fexceptions
  82 CFLAGS-fgets_u_chk.c = $(libio-mtsafe) -fexceptions
  83 CFLAGS-fread_chk.c = $(libio-mtsafe) -fexceptions
  84 CFLAGS-fread_u_chk.c = $(libio-mtsafe) -fexceptions
  85 CFLAGS-swprintf_chk.c = $(libio-mtsafe)
  86 CFLAGS-vswprintf_chk.c = $(libio-mtsafe)
  87 CFLAGS-wprintf_chk.c = $(libio-mtsafe) -fexceptions
  88 CFLAGS-fwprintf_chk.c = $(libio-mtsafe) -fexceptions
  89 CFLAGS-vwprintf_chk.c = $(libio-mtsafe) -fexceptions
  90 CFLAGS-vfwprintf_chk.c = $(libio-mtsafe) -fexceptions
  91 CFLAGS-fgetws_chk.c = $(libio-mtsafe) -fexceptions
  92 CFLAGS-fgetws_u_chk.c = $(libio-mtsafe) -fexceptions
  93 CFLAGS-read_chk.c = -fexceptions -fasynchronous-unwind-tables
  94 CFLAGS-pread_chk.c = -fexceptions -fasynchronous-unwind-tables
  95 CFLAGS-pread64_chk.c = -fexceptions -fasynchronous-unwind-tables
  96 CFLAGS-recv_chk.c = -fexceptions -fasynchronous-unwind-tables
  97 CFLAGS-recvfrom_chk.c = -fexceptions -fasynchronous-unwind-tables
  98
  99 # Need to make sure the settings here override what configure might have
 100 # set up for us, so keep the CFLAGS/CPPFLAGS split logical as the order is:
 101 # <user CFLAGS> <test CFLAGS> <user CPPFLAGS> <test CPPFLAGS>
 102 CFLAGS-tst-longjmp_chk.c = -fexceptions -fasynchronous-unwind-tables
 103 CPPFLAGS-tst-longjmp_chk.c = -D_FORTIFY_SOURCE=1
 104 CFLAGS-tst-longjmp_chk2.c = -fexceptions -fasynchronous-unwind-tables
 105 CPPFLAGS-tst-longjmp_chk2.c = -D_FORTIFY_SOURCE=1
 106 CFLAGS-tst-longjmp_chk3.c = -fexceptions -fasynchronous-unwind-tables
 107 CPPFLAGS-tst-longjmp_chk3.c = -D_FORTIFY_SOURCE=1
 108
 109 # We know these tests have problems with format strings, this is what
 110 # we are testing.  Disable that warning.  They are also testing
 111 # deprecated functions (notably gets) so disable that warning as well.
 112 # And they also generate warnings from warning attributes, which
 113 # cannot be disabled via pragmas, so require -Wno-error to be used.
 114 CFLAGS-tst-chk1.c = -Wno-format -Wno-deprecated-declarations -Wno-error
 115 CFLAGS-tst-chk2.c = -Wno-format -Wno-deprecated-declarations -Wno-error
 116 CFLAGS-tst-chk3.c = -Wno-format -Wno-deprecated-declarations -Wno-error
 117 CFLAGS-tst-chk4.cc = -Wno-format -Wno-deprecated-declarations -Wno-error
 118 CFLAGS-tst-chk5.cc = -Wno-format -Wno-deprecated-declarations -Wno-error
 119 CFLAGS-tst-chk6.cc = -Wno-format -Wno-deprecated-declarations -Wno-error
 120 CFLAGS-tst-lfschk1.c = -Wno-format -Wno-deprecated-declarations -Wno-error
 121 CFLAGS-tst-lfschk2.c = -Wno-format -Wno-deprecated-declarations -Wno-error
 122 CFLAGS-tst-lfschk3.c = -Wno-format -Wno-deprecated-declarations -Wno-error
 123 CFLAGS-tst-lfschk4.cc = -Wno-format -Wno-deprecated-declarations -Wno-error
 124 CFLAGS-tst-lfschk5.cc = -Wno-format -Wno-deprecated-declarations -Wno-error
 125 CFLAGS-tst-lfschk6.cc = -Wno-format -Wno-deprecated-declarations -Wno-error
 126 LDLIBS-tst-chk4 = -lstdc++
 127 LDLIBS-tst-chk5 = -lstdc++
 128 LDLIBS-tst-chk6 = -lstdc++
 129 LDLIBS-tst-lfschk4 = -lstdc++
 130 LDLIBS-tst-lfschk5 = -lstdc++
 131 LDLIBS-tst-lfschk6 = -lstdc++
 132
 133 # backtrace_symbols only works if we link with -rdynamic.  backtrace
 134 # requires unwind tables on most architectures.
 135 CFLAGS-tst-backtrace2.c += -funwind-tables
 136 CFLAGS-tst-backtrace3.c += -funwind-tables
 137 CFLAGS-tst-backtrace4.c += -funwind-tables
 138 CFLAGS-tst-backtrace5.c += -funwind-tables
 139 CFLAGS-tst-backtrace6.c += -funwind-tables
 140 LDFLAGS-tst-backtrace2 = -rdynamic
 141 LDFLAGS-tst-backtrace3 = -rdynamic
 142 LDFLAGS-tst-backtrace4 = -rdynamic
 143 LDFLAGS-tst-backtrace5 = -rdynamic
 144 LDFLAGS-tst-backtrace6 = -rdynamic
 145
 146 CFLAGS-tst-ssp-1.c = -fstack-protector-all
 147
 148 tests = backtrace-tst tst-longjmp_chk tst-chk1 tst-chk2 tst-chk3 \
 149         tst-lfschk1 tst-lfschk2 tst-lfschk3 test-strcpy_chk test-stpcpy_chk \
 150         tst-chk4 tst-chk5 tst-chk6 tst-lfschk4 tst-lfschk5 tst-lfschk6 \
 151         tst-longjmp_chk2 tst-backtrace2 tst-backtrace3 tst-backtrace4 \
 152         tst-backtrace5 tst-backtrace6
 153
 154 ifeq ($(have-ssp),yes)
 155 tests += tst-ssp-1
 156 endif
 157
 158 ifeq (,$(CXX))
 159 tests-unsupported = tst-chk4 tst-chk5 tst-chk6 \
 160                     tst-lfschk4 tst-lfschk5 tst-lfschk6
 161 endif
 162
 163 extra-libs = libSegFault libpcprofile
 164 extra-libs-others = $(extra-libs)
 165
 166 libSegFault-routines = segfault
 167 libSegFault-inhibit-o = $(filter-out .os,$(object-suffixes))
 168
 169 libpcprofile-routines = pcprofile
 170 libpcprofile-inhibit-o = $(filter-out .os,$(object-suffixes))
 171
 172 others = pcprofiledump
 173 install-bin = pcprofiledump
 174 install-bin-script = xtrace
 175
 176 ifeq ($(build-shared),yes)
 177 install-bin-script += catchsegv
 178 endif
 179 generated += catchsegv xtrace
 180
 181 include ../Rules
 182
 183 ifeq ($(run-built-tests),yes)
 184 LOCALES := de_DE.UTF-8
 185 include ../gen-locales.mk
 186
 187 $(objpfx)tst-chk1.out: $(gen-locales)
 188 endif
 189
 190 sLIBdir := $(shell echo $(slibdir) | sed 's,lib\(\|64\)$$,\\\\$$LIB,')
 191
 192 $(objpfx)catchsegv: catchsegv.sh $(common-objpfx)soversions.mk \
 193                     $(common-objpfx)config.make
 194         slibpfx=`echo $(slibdir)|sed 's/lib\(64\|\)$$/\\\\\\\\$$LIB/'`; \
 195         sed -e 's|@VERSION@|$(version)|' -e "s|@SLIB@|$$slibpfx|" \
 196             -e 's|@PKGVERSION@|$(PKGVERSION)|' \
 197             -e 's|@REPORT_BUGS_TO@|$(REPORT_BUGS_TO)|' $< > $@.new
 198         chmod 555 $@.new
 199         mv -f $@.new $@
 200
 201 $(objpfx)pcprofiledump: $(objpfx)pcprofiledump.o
 202
 203 $(objpfx)xtrace: xtrace.sh
 204         rm -f $@.new
 205         sed -e 's|@BASH@|$(BASH)|' -e 's|@VERSION@|$(version)|' \
 206             -e 's|@SLIBDIR@|$(sLIBdir)|' -e 's|@BINDIR@|$(bindir)|' \
 207             -e 's|@PKGVERSION@|$(PKGVERSION)|' \
 208             -e 's|@REPORT_BUGS_TO@|$(REPORT_BUGS_TO)|' $^ > $@.new \
 209         && rm -f $@ && mv $@.new $@ && chmod +x $@