1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
|
# 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
# <http://www.gnu.org/licenses/>.
#
# 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) $(exceptions)
CFLAGS-read_chk.c = -fexceptions -fasynchronous-unwind-tables
CFLAGS-pread_chk.c = -fexceptions -fasynchronous-unwind-tables
CFLAGS-pread64_chk.c = -fexceptions -fasynchronous-unwind-tables
CFLAGS-recv_chk.c = -fexceptions -fasynchronous-unwind-tables
CFLAGS-recvfrom_chk.c = -fexceptions -fasynchronous-unwind-tables
# Need to make sure the settings here override what configure might have
# set up for us, so keep the CFLAGS/CPPFLAGS split logical as the order is:
# <user CFLAGS> <test CFLAGS> <user CPPFLAGS> <test CPPFLAGS>
CFLAGS-tst-longjmp_chk.c = -fexceptions -fasynchronous-unwind-tables
CPPFLAGS-tst-longjmp_chk.c = -D_FORTIFY_SOURCE=1
CFLAGS-tst-longjmp_chk2.c = -fexceptions -fasynchronous-unwind-tables
CPPFLAGS-tst-longjmp_chk2.c = -D_FORTIFY_SOURCE=1
# We know these tests have problems with format strings, this is what
# we are testing. Disable that warning.
CFLAGS-tst-chk1.c = -Wno-format
CFLAGS-tst-chk2.c = -Wno-format
CFLAGS-tst-chk3.c = -Wno-format
CFLAGS-tst-chk4.cc = -Wno-format
CFLAGS-tst-chk5.cc = -Wno-format
CFLAGS-tst-chk6.cc = -Wno-format
CFLAGS-tst-lfschk1.c = -Wno-format
CFLAGS-tst-lfschk2.c = -Wno-format
CFLAGS-tst-lfschk3.c = -Wno-format
CFLAGS-tst-lfschk4.cc = -Wno-format
CFLAGS-tst-lfschk5.cc = -Wno-format
CFLAGS-tst-lfschk6.cc = -Wno-format
tst-chk1-ENV = LOCPATH=$(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)
|
