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
|
# Copyright (C) 1998,1999,2000,2001,2004,2005 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, write to the Free
# Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
# 02111-1307 USA.
#
# Sub-makefile for debug portion of the library.
#
subdir := debug
headers := execinfo.h
distribute = sigcontextinfo.h register-dump.h frame.h
routines := backtrace backtracesyms backtracesymsfd noophooks \
memcpy_chk memmove_chk mempcpy_chk memset_chk stpcpy_chk \
strcat_chk strcpy_chk strncat_chk strncpy_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 getwd_chk getcwd_chk
CFLAGS-backtrace.c = -fno-omit-frame-pointer
CFLAGS-sprintf_chk.c = -D_IO_MTSAFE_IO
CFLAGS-snprintf_chk.c = -D_IO_MTSAFE_IO
CFLAGS-vsprintf_chk.c = -D_IO_MTSAFE_IO
CFLAGS-vsnprintf_chk.c = -D_IO_MTSAFE_IO
CFLAGS-printf_chk.c = -D_IO_MTSAFE_IO $(exceptions)
CFLAGS-fprintf_chk.c = -D_IO_MTSAFE_IO $(exceptions)
CFLAGS-vprintf_chk.c = -D_IO_MTSAFE_IO $(exceptions)
CFLAGS-vfprintf_chk.c = -D_IO_MTSAFE_IO $(exceptions)
CFLAGS-gets_chk.c = -D_IO_MTSAFE_IO $(exceptions)
CFLAGS-fgets_chk.c = -D_IO_MTSAFE_IO $(exceptions)
CFLAGS-fgets_u_chk.c = -D_IO_MTSAFE_IO $(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
tests = backtrace-tst tst-chk1 tst-chk2 tst-chk3 \
test-strcpy_chk test-stpcpy_chk
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
distribute += catchsegv.sh xtrace.sh
ifeq ($(elf),yes)
ifeq ($(build-shared),yes)
install-bin-script += catchsegv
endif
endif
generated = catchsegv xtrace
include ../Rules
$(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|" $< > $@.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)|' $^ > $@.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)
|
