debug/Makefile

   1 # Copyright (C) 1998-2013 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 headers := execinfo.h
  24
  25 routines  = backtrace backtracesyms backtracesymsfd noophooks \
  26             memcpy_chk memmove_chk mempcpy_chk memset_chk stpcpy_chk \
  27             strcat_chk strcpy_chk strncat_chk strncpy_chk stpncpy_chk \
  28             sprintf_chk vsprintf_chk snprintf_chk vsnprintf_chk \
  29             printf_chk fprintf_chk vprintf_chk vfprintf_chk \
  30             gets_chk chk_fail readonly-area fgets_chk fgets_u_chk \
  31             read_chk pread_chk pread64_chk recv_chk recvfrom_chk \
  32             readlink_chk readlinkat_chk getwd_chk getcwd_chk \
  33             realpath_chk ptsname_r_chk fread_chk fread_u_chk \
  34             wctomb_chk wcscpy_chk wmemcpy_chk wmemmove_chk wmempcpy_chk \
  35             wcpcpy_chk wcsncpy_chk wcscat_chk wcsncat_chk wmemset_chk \
  36             wcpncpy_chk \
  37             swprintf_chk vswprintf_chk wprintf_chk fwprintf_chk \
  38             vwprintf_chk vfwprintf_chk fgetws_chk fgetws_u_chk \
  39             confstr_chk getgroups_chk ttyname_r_chk getlogin_r_chk \
  40             gethostname_chk getdomainname_chk wcrtomb_chk mbsnrtowcs_chk \
  41             wcsnrtombs_chk mbsrtowcs_chk wcsrtombs_chk mbstowcs_chk \
  42             wcstombs_chk asprintf_chk vasprintf_chk dprintf_chk \
  43             vdprintf_chk obprintf_chk \
  44             longjmp_chk ____longjmp_chk \
  45             fdelt_chk poll_chk ppoll_chk \
  46             stack_chk_fail fortify_fail \
  47             $(static-only-routines)
  48 static-only-routines := warning-nop stack_chk_fail_local
  49
  50 CFLAGS-backtrace.c = -fno-omit-frame-pointer
  51 CFLAGS-sprintf_chk.c = $(libio-mtsafe)
  52 CFLAGS-snprintf_chk.c = $(libio-mtsafe)
  53 CFLAGS-vsprintf_chk.c = $(libio-mtsafe)
  54 CFLAGS-vsnprintf_chk.c = $(libio-mtsafe)
  55 CFLAGS-asprintf_chk.c = $(libio-mtsafe)
  56 CFLAGS-vasprintf_chk.c = $(libio-mtsafe)
  57 CFLAGS-obprintf_chk.c = $(libio-mtsafe)
  58 CFLAGS-dprintf_chk.c = $(libio-mtsafe) $(exceptions)
  59 CFLAGS-vdprintf_chk.c = $(libio-mtsafe) $(exceptions)
  60 CFLAGS-printf_chk.c = $(libio-mtsafe) $(exceptions)
  61 CFLAGS-fprintf_chk.c = $(libio-mtsafe) $(exceptions)
  62 CFLAGS-vprintf_chk.c = $(libio-mtsafe) $(exceptions)
  63 CFLAGS-vfprintf_chk.c = $(libio-mtsafe) $(exceptions)
  64 CFLAGS-gets_chk.c = $(libio-mtsafe) $(exceptions)
  65 CFLAGS-fgets_chk.c = $(libio-mtsafe) $(exceptions)
  66 CFLAGS-fgets_u_chk.c = $(libio-mtsafe) $(exceptions)
  67 CFLAGS-fread_chk.c = $(libio-mtsafe) $(exceptions)
  68 CFLAGS-fread_u_chk.c = $(libio-mtsafe) $(exceptions)
  69 CFLAGS-swprintf_chk.c = $(libio-mtsafe)
  70 CFLAGS-vswprintf_chk.c = $(libio-mtsafe)
  71 CFLAGS-wprintf_chk.c = $(libio-mtsafe) $(exceptions)
  72 CFLAGS-fwprintf_chk.c = $(libio-mtsafe) $(exceptions)
  73 CFLAGS-vwprintf_chk.c = $(libio-mtsafe) $(exceptions)
  74 CFLAGS-vfwprintf_chk.c = $(libio-mtsafe) $(exceptions)
  75 CFLAGS-fgetws_chk.c = $(libio-mtsafe) $(exceptions)
  76 CFLAGS-fgetws_u_chk.c = $(libio-mtsafe) $(exceptions)
  77 CFLAGS-read_chk.c = -fexceptions -fasynchronous-unwind-tables
  78 CFLAGS-pread_chk.c = -fexceptions -fasynchronous-unwind-tables
  79 CFLAGS-pread64_chk.c = -fexceptions -fasynchronous-unwind-tables
  80 CFLAGS-recv_chk.c = -fexceptions -fasynchronous-unwind-tables
  81 CFLAGS-recvfrom_chk.c = -fexceptions -fasynchronous-unwind-tables
  82
  83 # Need to make sure the settings here override what configure might have
  84 # set up for us, so keep the CFLAGS/CPPFLAGS split logical as the order is:
  85 # <user CFLAGS> <test CFLAGS> <user CPPFLAGS> <test CPPFLAGS>
  86 CFLAGS-tst-longjmp_chk.c = -fexceptions -fasynchronous-unwind-tables
  87 CPPFLAGS-tst-longjmp_chk.c = -D_FORTIFY_SOURCE=1
  88 CFLAGS-tst-longjmp_chk2.c = -fexceptions -fasynchronous-unwind-tables
  89 CPPFLAGS-tst-longjmp_chk2.c = -D_FORTIFY_SOURCE=1
  90
  91 # We know these tests have problems with format strings, this is what
  92 # we are testing.  Disable that warning.
  93 CFLAGS-tst-chk1.c = -Wno-format
  94 CFLAGS-tst-chk2.c = -Wno-format
  95 CFLAGS-tst-chk3.c = -Wno-format
  96 CFLAGS-tst-chk4.cc = -Wno-format
  97 CFLAGS-tst-chk5.cc = -Wno-format
  98 CFLAGS-tst-chk6.cc = -Wno-format
  99 CFLAGS-tst-lfschk1.c = -Wno-format
 100 CFLAGS-tst-lfschk2.c = -Wno-format
 101 CFLAGS-tst-lfschk3.c = -Wno-format
 102 CFLAGS-tst-lfschk4.cc = -Wno-format
 103 CFLAGS-tst-lfschk5.cc = -Wno-format
 104 CFLAGS-tst-lfschk6.cc = -Wno-format
 105 tst-chk1-ENV = LOCPATH=$(common-objpfx)localedata
 106 tst-chk2-ENV = LOCPATH=$(common-objpfx)localedata
 107 tst-chk3-ENV = LOCPATH=$(common-objpfx)localedata
 108 tst-chk4-ENV = LOCPATH=$(common-objpfx)localedata
 109 tst-chk5-ENV = LOCPATH=$(common-objpfx)localedata
 110 tst-chk6-ENV = LOCPATH=$(common-objpfx)localedata
 111 tst-lfschk1-ENV = LOCPATH=$(common-objpfx)localedata
 112 tst-lfschk2-ENV = LOCPATH=$(common-objpfx)localedata
 113 tst-lfschk3-ENV = LOCPATH=$(common-objpfx)localedata
 114 tst-lfschk4-ENV = LOCPATH=$(common-objpfx)localedata
 115 tst-lfschk5-ENV = LOCPATH=$(common-objpfx)localedata
 116 tst-lfschk6-ENV = LOCPATH=$(common-objpfx)localedata
 117 LDLIBS-tst-chk4 = -lstdc++
 118 LDLIBS-tst-chk5 = -lstdc++
 119 LDLIBS-tst-chk6 = -lstdc++
 120 LDLIBS-tst-lfschk4 = -lstdc++
 121 LDLIBS-tst-lfschk5 = -lstdc++
 122 LDLIBS-tst-lfschk6 = -lstdc++
 123
 124 # backtrace_symbols only works if we link with -rdynamic.  backtrace
 125 # requires unwind tables on most architectures.
 126 CFLAGS-tst-backtrace2.c += -funwind-tables
 127 CFLAGS-tst-backtrace3.c += -funwind-tables
 128 CFLAGS-tst-backtrace4.c += -funwind-tables
 129 CFLAGS-tst-backtrace5.c += -funwind-tables
 130 LDFLAGS-tst-backtrace2 = -rdynamic
 131 LDFLAGS-tst-backtrace3 = -rdynamic
 132 LDFLAGS-tst-backtrace4 = -rdynamic
 133 LDFLAGS-tst-backtrace5 = -rdynamic
 134
 135 tests = backtrace-tst tst-longjmp_chk tst-chk1 tst-chk2 tst-chk3 \
 136         tst-lfschk1 tst-lfschk2 tst-lfschk3 test-strcpy_chk test-stpcpy_chk \
 137         tst-chk4 tst-chk5 tst-chk6 tst-lfschk4 tst-lfschk5 tst-lfschk6 \
 138         tst-longjmp_chk2 tst-backtrace2 tst-backtrace3 tst-backtrace4 \
 139         tst-backtrace5
 140
 141 tests-ifunc := $(stpcpy_chk strcpy_chk:%=test-%-ifunc)
 142 tests += $(tests-ifunc)
 143
 144 extra-libs = libSegFault libpcprofile
 145 extra-libs-others = $(extra-libs)
 146
 147 libSegFault-routines = segfault
 148 libSegFault-inhibit-o = $(filter-out .os,$(object-suffixes))
 149
 150 libpcprofile-routines = pcprofile
 151 libpcprofile-inhibit-o = $(filter-out .os,$(object-suffixes))
 152
 153 others = pcprofiledump
 154 install-bin = pcprofiledump
 155 install-bin-script = xtrace
 156
 157 include ../Makeconfig
 158
 159 ifeq ($(build-shared),yes)
 160 install-bin-script += catchsegv
 161 endif
 162 generated = catchsegv xtrace
 163
 164 include ../Rules
 165
 166 sLIBdir := $(shell echo $(slibdir) | sed 's,lib\(\|64\)$$,\\\\$$LIB,')
 167
 168 $(objpfx)catchsegv: catchsegv.sh $(common-objpfx)soversions.mk \
 169                     $(common-objpfx)config.make
 170         slibpfx=`echo $(slibdir)|sed 's/lib\(64\|\)$$/\\\\\\\\$$LIB/'`; \
 171         sed -e 's|@VERSION@|$(version)|' -e "s|@SLIB@|$$slibpfx|" \
 172             -e 's|@PKGVERSION@|$(PKGVERSION)|' \
 173             -e 's|@REPORT_BUGS_TO@|$(REPORT_BUGS_TO)|' $< > $@.new
 174         chmod 555 $@.new
 175         mv -f $@.new $@
 176
 177 $(objpfx)pcprofiledump: $(objpfx)pcprofiledump.o
 178
 179 $(objpfx)xtrace: xtrace.sh
 180         rm -f $@.new
 181         sed -e 's|@BASH@|$(BASH)|' -e 's|@VERSION@|$(version)|' \
 182             -e 's|@SLIBDIR@|$(sLIBdir)|' -e 's|@BINDIR@|$(bindir)|' \
 183             -e 's|@PKGVERSION@|$(PKGVERSION)|' \
 184             -e 's|@REPORT_BUGS_TO@|$(REPORT_BUGS_TO)|' $^ > $@.new \
 185         && rm -f $@ && mv $@.new $@ && chmod +x $@
 186
 187 # Depend on libc.so so a DT_NEEDED is generated in the shared objects.
 188 # This ensures they will load libc.so for needed symbols if loaded by
 189 # a statically-linked program that hasn't already loaded it.
 190 $(objpfx)libSegFault.so: $(common-objpfx)libc.so \
 191                          $(common-objpfx)libc_nonshared.a \
 192                          $(elf-objpfx)$(rtld-installed-name)
 193 $(objpfx)libpcprofile.so: $(common-objpfx)libc.so \
 194                           $(common-objpfx)libc_nonshared.a \
 195                           $(elf-objpfx)$(rtld-installed-name)