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Update libbacktrace to r220112 (from GCC SVN)

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This commit is contained in:
Tim Cuthbertson
2015-04-11 22:14:10 +10:00
parent 0be4e0ec50
commit 0369efa75b
27 changed files with 548 additions and 184 deletions
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53
src/libbacktrace/ChangeLog
View File

@@ -1,3 +1,56 @@
2015-01-24 Matthias Klose <doko@ubuntu.com>
* configure.ac: Move AM_ENABLE_MULTILIB before AC_PROG_CC.
* configure: Regenerate.
2015-01-05 Jakub Jelinek <jakub@redhat.com>
Update copyright years.
2014-11-21 H.J. Lu <hongjiu.lu@intel.com>
PR bootstrap/63784
* configure: Regenerated.
2014-11-11 David Malcolm <dmalcolm@redhat.com>
* ChangeLog.jit: New.
2014-11-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
PR target/63610
* configure: Regenerate.
2014-10-23 Ian Lance Taylor <iant@google.com>
* internal.h (backtrace_atomic_load_pointer) [no atomic or sync]:
Fix to return void *.
2014-05-08 Ian Lance Taylor <iant@google.com>
* mmap.c (backtrace_free): If freeing a large aligned block of
memory, call munmap rather than holding onto it.
(backtrace_vector_grow): When growing a vector, double the number
of pages requested. When releasing the old version of a grown
vector, pass the correct size to backtrace_free.
2014-03-07 Ian Lance Taylor <iant@google.com>
* sort.c (backtrace_qsort): Use middle element as pivot.
2014-03-06 Ian Lance Taylor <iant@google.com>
* sort.c: New file.
* stest.c: New file.
* internal.h (backtrace_qsort): Declare.
* dwarf.c (read_abbrevs): Call backtrace_qsort instead of qsort.
(read_line_info, read_function_entry): Likewise.
(read_function_info, build_dwarf_data): Likewise.
* elf.c (elf_initialize_syminfo): Likewise.
* Makefile.am (libbacktrace_la_SOURCES): Add sort.c.
(stest_SOURCES, stest_LDADD): Define.
(check_PROGRAMS): Add stest.
2014-02-07 Misty De Meo <misty@brew.sh>
PR target/58710

14
src/libbacktrace/ChangeLog.jit Normal file
View File

@@ -0,0 +1,14 @@
2014-09-24 David Malcolm <dmalcolm@redhat.com>
* ChangeLog.jit: Add copyright footer.
2013-10-03 David Malcolm <dmalcolm@redhat.com>
* configure.ac: Add --enable-host-shared.
* configure: Regenerate.
Copyright (C) 2013-2014 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.

12
src/libbacktrace/Makefile.am
View File

@@ -1,17 +1,17 @@
# Makefile.am -- Backtrace Makefile.
# Copyright (C) 2012-2014 Free Software Foundation, Inc.
# Copyright (C) 2012-2015 Free Software Foundation, Inc.
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
# (1) Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# notice, this list of conditions and the following disclaimer.
# (2) Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# distribution.
# (3) The name of the author may not be used to
# endorse or promote products derived from this software without
@@ -46,6 +46,7 @@ libbacktrace_la_SOURCES = \
internal.h \
posix.c \
print.c \
sort.c \
state.c
BACKTRACE_FILES = \
@@ -93,6 +94,11 @@ btest_LDADD = libbacktrace.la
check_PROGRAMS += btest
stest_SOURCES = stest.c
stest_LDADD = libbacktrace.la
check_PROGRAMS += stest
endif NATIVE
# We can't use automake's automatic dependency tracking, because it

35
src/libbacktrace/Makefile.in
View File

@@ -23,12 +23,12 @@
# met:
# (1) Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# notice, this list of conditions and the following disclaimer.
# (2) Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# distribution.
# (3) The name of the author may not be used to
# endorse or promote products derived from this software without
@@ -67,7 +67,7 @@ build_triplet = @build@
host_triplet = @host@
target_triplet = @target@
check_PROGRAMS = $(am__EXEEXT_1)
@NATIVE_TRUE@am__append_1 = btest
@NATIVE_TRUE@am__append_1 = btest stest
subdir = .
DIST_COMMON = README ChangeLog $(srcdir)/Makefile.in \
$(srcdir)/Makefile.am $(top_srcdir)/configure \
@@ -94,15 +94,18 @@ CONFIG_CLEAN_VPATH_FILES =
LTLIBRARIES = $(noinst_LTLIBRARIES)
am__DEPENDENCIES_1 =
am_libbacktrace_la_OBJECTS = atomic.lo dwarf.lo fileline.lo posix.lo \
print.lo state.lo
print.lo sort.lo state.lo
libbacktrace_la_OBJECTS = $(am_libbacktrace_la_OBJECTS)
@NATIVE_TRUE@am__EXEEXT_1 = btest$(EXEEXT)
@NATIVE_TRUE@am__EXEEXT_1 = btest$(EXEEXT) stest$(EXEEXT)
@NATIVE_TRUE@am_btest_OBJECTS = btest-btest.$(OBJEXT)
btest_OBJECTS = $(am_btest_OBJECTS)
@NATIVE_TRUE@btest_DEPENDENCIES = libbacktrace.la
btest_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
--mode=link $(CCLD) $(btest_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) \
$(LDFLAGS) -o $@
@NATIVE_TRUE@am_stest_OBJECTS = stest.$(OBJEXT)
stest_OBJECTS = $(am_stest_OBJECTS)
@NATIVE_TRUE@stest_DEPENDENCIES = libbacktrace.la
DEFAULT_INCLUDES = -I.@am__isrc@
depcomp =
am__depfiles_maybe =
@@ -116,11 +119,11 @@ LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
--mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) \
$(LDFLAGS) -o $@
SOURCES = $(libbacktrace_la_SOURCES) $(EXTRA_libbacktrace_la_SOURCES) \
$(btest_SOURCES)
MULTISRCTOP =
MULTIBUILDTOP =
MULTIDIRS =
MULTISUBDIR =
$(btest_SOURCES) $(stest_SOURCES)
MULTISRCTOP =
MULTIBUILDTOP =
MULTIDIRS =
MULTISUBDIR =
MULTIDO = true
MULTICLEAN = true
ETAGS = etags
@@ -264,6 +267,7 @@ libbacktrace_la_SOURCES = \
internal.h \
posix.c \
print.c \
sort.c \
state.c
BACKTRACE_FILES = \
@@ -300,6 +304,8 @@ TESTS = $(check_PROGRAMS)
@NATIVE_TRUE@btest_SOURCES = btest.c
@NATIVE_TRUE@btest_CFLAGS = $(AM_CFLAGS) -g -O
@NATIVE_TRUE@btest_LDADD = libbacktrace.la
@NATIVE_TRUE@stest_SOURCES = stest.c
@NATIVE_TRUE@stest_LDADD = libbacktrace.la
# We can't use automake's automatic dependency tracking, because it
# breaks when using bootstrap-lean. Automatic dependency tracking
@@ -362,7 +368,7 @@ config.h: stamp-h1
stamp-h1: $(srcdir)/config.h.in $(top_builddir)/config.status
@rm -f stamp-h1
cd $(top_builddir) && $(SHELL) ./config.status config.h
$(srcdir)/config.h.in: @MAINTAINER_MODE_TRUE@ $(am__configure_deps)
$(srcdir)/config.h.in: @MAINTAINER_MODE_TRUE@ $(am__configure_deps)
($(am__cd) $(top_srcdir) && $(AUTOHEADER))
rm -f stamp-h1
touch $@
@@ -380,7 +386,7 @@ clean-noinstLTLIBRARIES:
echo "rm -f \"$${dir}/so_locations\""; \
rm -f "$${dir}/so_locations"; \
done
libbacktrace.la: $(libbacktrace_la_OBJECTS) $(libbacktrace_la_DEPENDENCIES)
libbacktrace.la: $(libbacktrace_la_OBJECTS) $(libbacktrace_la_DEPENDENCIES)
$(LINK) $(libbacktrace_la_OBJECTS) $(libbacktrace_la_LIBADD) $(LIBS)
clean-checkPROGRAMS:
@@ -391,9 +397,12 @@ clean-checkPROGRAMS:
list=`for p in $$list; do echo "$$p"; done | sed 's/$(EXEEXT)$$//'`; \
echo " rm -f" $$list; \
rm -f $$list
btest$(EXEEXT): $(btest_OBJECTS) $(btest_DEPENDENCIES)
btest$(EXEEXT): $(btest_OBJECTS) $(btest_DEPENDENCIES)
@rm -f btest$(EXEEXT)
$(btest_LINK) $(btest_OBJECTS) $(btest_LDADD) $(LIBS)
stest$(EXEEXT): $(stest_OBJECTS) $(stest_DEPENDENCIES)
@rm -f stest$(EXEEXT)
$(LINK) $(stest_OBJECTS) $(stest_LDADD) $(LIBS)
mostlyclean-compile:
-rm -f *.$(OBJEXT)

8
src/libbacktrace/alloc.c
View File

@@ -1,5 +1,5 @@
/* alloc.c -- Memory allocation without mmap.
Copyright (C) 2012-2014 Free Software Foundation, Inc.
Copyright (C) 2012-2015 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
@@ -7,13 +7,13 @@ modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.

8
src/libbacktrace/atomic.c
View File

@@ -1,5 +1,5 @@
/* atomic.c -- Support for atomic functions if not present.
Copyright (C) 2013-2014 Free Software Foundation, Inc.
Copyright (C) 2013-2015 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
@@ -7,13 +7,13 @@ modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.

8
src/libbacktrace/backtrace-supported.h.in
View File

@@ -1,5 +1,5 @@
/* backtrace-supported.h.in -- Whether stack backtrace is supported.
Copyright (C) 2012-2014 Free Software Foundation, Inc.
Copyright (C) 2012-2015 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
@@ -7,13 +7,13 @@ modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.

8
src/libbacktrace/backtrace.c
View File

@@ -1,5 +1,5 @@
/* backtrace.c -- Entry point for stack backtrace library.
Copyright (C) 2012-2014 Free Software Foundation, Inc.
Copyright (C) 2012-2015 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
@@ -7,13 +7,13 @@ modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.

8
src/libbacktrace/backtrace.h
View File

@@ -1,5 +1,5 @@
/* backtrace.h -- Public header file for stack backtrace library.
Copyright (C) 2012-2014 Free Software Foundation, Inc.
Copyright (C) 2012-2015 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
@@ -7,13 +7,13 @@ modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.

10
src/libbacktrace/btest.c
View File

@@ -1,5 +1,5 @@
/* btest.c -- Test for libbacktrace library
Copyright (C) 2012-2014 Free Software Foundation, Inc.
Copyright (C) 2012-2015 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
@@ -7,13 +7,13 @@ modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
@@ -460,7 +460,7 @@ f23 (int f1line, int f2line)
(unsigned int) bdata.index, j + 1);
bdata.failed = 1;
}
}
}
check ("test3", 0, all, f3line, "f23", &bdata.failed);
check ("test3", 1, all, f2line, "f22", &bdata.failed);

142
src/libbacktrace/configure vendored
View File

@@ -614,7 +614,6 @@ PIC_FLAG
WARN_FLAGS
EXTRA_FLAGS
BACKTRACE_FILE
multi_basedir
OTOOL64
OTOOL
LIPO
@@ -680,6 +679,7 @@ build_os
build_vendor
build_cpu
build
multi_basedir
target_alias
host_alias
build_alias
@@ -721,6 +721,7 @@ SHELL'
ac_subst_files=''
ac_user_opts='
enable_option_checking
enable_multilib
enable_maintainer_mode
with_target_subdir
enable_shared
@@ -729,7 +730,6 @@ with_pic
enable_fast_install
with_gnu_ld
enable_libtool_lock
enable_multilib
with_system_libunwind
enable_host_shared
'
@@ -1362,6 +1362,7 @@ Optional Features:
--disable-option-checking ignore unrecognized --enable/--with options
--disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
--enable-multilib build many library versions (default)
--enable-maintainer-mode enable make rules and dependencies not useful
(and sometimes confusing) to the casual installer
--enable-shared[=PKGS] build shared libraries [default=no]
@@ -1369,7 +1370,6 @@ Optional Features:
--enable-fast-install[=PKGS]
optimize for fast installation [default=yes]
--disable-libtool-lock avoid locking (might break parallel builds)
--enable-multilib build many library versions (default)
--enable-host-shared build host code as shared libraries
Optional Packages:
@@ -2453,6 +2453,46 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
ac_config_headers="$ac_config_headers config.h"
if test -n "${with_target_subdir}"; then
# Default to --enable-multilib
# Check whether --enable-multilib was given.
if test "${enable_multilib+set}" = set; then :
enableval=$enable_multilib; case "$enableval" in
yes) multilib=yes ;;
no) multilib=no ;;
*) as_fn_error "bad value $enableval for multilib option" "$LINENO" 5 ;;
esac
else
multilib=yes
fi
# We may get other options which we leave undocumented:
# --with-target-subdir, --with-multisrctop, --with-multisubdir
# See config-ml.in if you want the gory details.
if test "$srcdir" = "."; then
if test "$with_target_subdir" != "."; then
multi_basedir="$srcdir/$with_multisrctop../.."
else
multi_basedir="$srcdir/$with_multisrctop.."
fi
else
multi_basedir="$srcdir/.."
fi
# Even if the default multilib is not a cross compilation,
# it may be that some of the other multilibs are.
if test $cross_compiling = no && test $multilib = yes \
&& test "x${with_multisubdir}" != x ; then
cross_compiling=maybe
fi
ac_config_commands="$ac_config_commands default-1"
fi
ac_aux_dir=
for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
for ac_t in install-sh install.sh shtool; do
@@ -5650,7 +5690,7 @@ else
lt_cv_sys_max_cmd_len=8192;
;;
netbsd* | freebsd* | openbsd* | darwin* | dragonfly* | bitrig*)
netbsd* | freebsd* | openbsd* | darwin* | dragonfly*)
# This has been around since 386BSD, at least. Likely further.
if test -x /sbin/sysctl; then
lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
@@ -7576,7 +7616,7 @@ $as_echo "$lt_cv_ld_force_load" >&6; }
case ${MACOSX_DEPLOYMENT_TARGET-10.0},$host in
10.0,*86*-darwin8*|10.0,*-darwin[91]*)
_lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
10.[012]*)
10.[012][,.]*)
_lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
10.*)
_lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
@@ -8879,7 +8919,7 @@ _LT_EOF
if $LD --help 2>&1 | $EGREP ': supported targets:.* elf' > /dev/null \
&& test "$tmp_diet" = no
then
tmp_addflag=
tmp_addflag=' $pic_flag'
tmp_sharedflag='-shared'
case $cc_basename,$host_cpu in
pgcc*) # Portland Group C compiler
@@ -9332,7 +9372,7 @@ if test -z "$aix_libpath"; then aix_libpath="/usr/lib:/lib"; fi
;;
# FreeBSD 3 and greater uses gcc -shared to do shared libraries.
freebsd* | dragonfly* | bitrig* | openbsd*)
freebsd* | dragonfly*)
archive_cmds='$CC -shared -o $lib $libobjs $deplibs $compiler_flags'
hardcode_libdir_flag_spec='-R$libdir'
hardcode_direct=yes
@@ -11089,7 +11129,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
#line 11092 "configure"
#line 11132 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@@ -11195,7 +11235,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
#line 11198 "configure"
#line 11238 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@@ -11439,43 +11479,6 @@ backtrace_supported=yes
if test -n "${with_target_subdir}"; then
# We are compiling a GCC library. We can assume that the unwind
# library exists.
# Default to --enable-multilib
# Check whether --enable-multilib was given.
if test "${enable_multilib+set}" = set; then :
enableval=$enable_multilib; case "$enableval" in
yes) multilib=yes ;;
no) multilib=no ;;
*) as_fn_error "bad value $enableval for multilib option" "$LINENO" 5 ;;
esac
else
multilib=yes
fi
# We may get other options which we leave undocumented:
# --with-target-subdir, --with-multisrctop, --with-multisubdir
# See config-ml.in if you want the gory details.
if test "$srcdir" = "."; then
if test "$with_target_subdir" != "."; then
multi_basedir="$srcdir/$with_multisrctop../.."
else
multi_basedir="$srcdir/$with_multisrctop.."
fi
else
multi_basedir="$srcdir/.."
fi
# Even if the default multilib is not a cross compilation,
# it may be that some of the other multilibs are.
if test $cross_compiling = no && test $multilib = yes \
&& test "x${with_multisubdir}" != x ; then
cross_compiling=maybe
fi
ac_config_commands="$ac_config_commands default-1"
BACKTRACE_FILE="backtrace.lo simple.lo"
else
ac_fn_c_check_header_mongrel "$LINENO" "unwind.h" "ac_cv_header_unwind_h" "$ac_includes_default"
@@ -13174,6 +13177,20 @@ cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
# INIT-COMMANDS
#
srcdir="$srcdir"
host="$host"
target="$target"
with_multisubdir="$with_multisubdir"
with_multisrctop="$with_multisrctop"
with_target_subdir="$with_target_subdir"
ac_configure_args="${multilib_arg} ${ac_configure_args}"
multi_basedir="$multi_basedir"
CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
CC="$CC"
CXX="$CXX"
GFORTRAN="$GFORTRAN"
GCJ="$GCJ"
# The HP-UX ksh and POSIX shell print the target directory to stdout
# if CDPATH is set.
@@ -13434,20 +13451,6 @@ fi
srcdir="$srcdir"
host="$host"
target="$target"
with_multisubdir="$with_multisubdir"
with_multisrctop="$with_multisrctop"
with_target_subdir="$with_target_subdir"
ac_configure_args="${multilib_arg} ${ac_configure_args}"
multi_basedir="$multi_basedir"
CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
CC="$CC"
CXX="$CXX"
GFORTRAN="$GFORTRAN"
GCJ="$GCJ"
GCC="$GCC"
CC="$CC"
acx_cv_header_stdint="$acx_cv_header_stdint"
@@ -13480,8 +13483,8 @@ for ac_config_target in $ac_config_targets
do
case $ac_config_target in
"config.h") CONFIG_HEADERS="$CONFIG_HEADERS config.h" ;;
"libtool") CONFIG_COMMANDS="$CONFIG_COMMANDS libtool" ;;
"default-1") CONFIG_COMMANDS="$CONFIG_COMMANDS default-1" ;;
"libtool") CONFIG_COMMANDS="$CONFIG_COMMANDS libtool" ;;
"gstdint.h") CONFIG_COMMANDS="$CONFIG_COMMANDS gstdint.h" ;;
"Makefile") CONFIG_FILES="$CONFIG_FILES Makefile" ;;
"backtrace-supported.h") CONFIG_FILES="$CONFIG_FILES backtrace-supported.h" ;;
@@ -14070,6 +14073,14 @@ $as_echo "$as_me: executing $ac_file commands" >&6;}
case $ac_file$ac_mode in
"default-1":C)
# Only add multilib support code if we just rebuilt the top-level
# Makefile.
case " $CONFIG_FILES " in
*" Makefile "*)
ac_file=Makefile . ${multi_basedir}/config-ml.in
;;
esac ;;
"libtool":C)
# See if we are running on zsh, and set the options which allow our
@@ -14709,14 +14720,6 @@ _LT_EOF
chmod +x "$ofile"
;;
"default-1":C)
# Only add multilib support code if we just rebuilt the top-level
# Makefile.
case " $CONFIG_FILES " in
*" Makefile "*)
ac_file=Makefile . ${multi_basedir}/config-ml.in
;;
esac ;;
"gstdint.h":C)
if test "$GCC" = yes; then
echo "/* generated for " `$CC --version | sed 1q` "*/" > tmp-stdint.h
@@ -15153,3 +15156,4 @@ if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
$as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
fi

13
src/libbacktrace/configure.ac
View File

@@ -1,18 +1,18 @@
# configure.ac -- Backtrace configure script.
# Copyright (C) 2012-2014 Free Software Foundation, Inc.
# Copyright (C) 2012-2015 Free Software Foundation, Inc.
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
# (1) Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# notice, this list of conditions and the following disclaimer.
# (2) Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# distribution.
# (3) The name of the author may not be used to
# endorse or promote products derived from this software without
# specific prior written permission.
@@ -34,6 +34,10 @@ AC_INIT(package-unused, version-unused,, libbacktrace)
AC_CONFIG_SRCDIR(backtrace.h)
AC_CONFIG_HEADER(config.h)
if test -n "${with_target_subdir}"; then
AM_ENABLE_MULTILIB(, ..)
fi
AC_CANONICAL_SYSTEM
target_alias=${target_alias-$host_alias}
@@ -83,7 +87,6 @@ backtrace_supported=yes
if test -n "${with_target_subdir}"; then
# We are compiling a GCC library. We can assume that the unwind
# library exists.
AM_ENABLE_MULTILIB(, ..)
BACKTRACE_FILE="backtrace.lo simple.lo"
else
AC_CHECK_HEADER([unwind.h],

33
src/libbacktrace/dwarf.c
View File

@@ -1,5 +1,5 @@
/* dwarf.c -- Get file/line information from DWARF for backtraces.
Copyright (C) 2012-2014 Free Software Foundation, Inc.
Copyright (C) 2012-2015 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
@@ -7,13 +7,13 @@ modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
@@ -1134,8 +1134,8 @@ read_abbrevs (struct backtrace_state *state, uint64_t abbrev_offset,
++num_abbrevs;
}
qsort (abbrevs->abbrevs, abbrevs->num_abbrevs, sizeof (struct abbrev),
abbrev_compare);
backtrace_qsort (abbrevs->abbrevs, abbrevs->num_abbrevs,
sizeof (struct abbrev), abbrev_compare);
return 1;
@@ -1241,7 +1241,7 @@ add_unit_ranges (struct backtrace_state *state, uintptr_t base_address,
static int
find_address_ranges (struct backtrace_state *state, uintptr_t base_address,
struct dwarf_buf *unit_buf,
struct dwarf_buf *unit_buf,
const unsigned char *dwarf_str, size_t dwarf_str_size,
const unsigned char *dwarf_ranges,
size_t dwarf_ranges_size,
@@ -1599,7 +1599,7 @@ read_line_header (struct backtrace_state *state, struct unit *u,
if (!advance (line_buf, hdrlen))
return 0;
hdr->min_insn_len = read_byte (&hdr_buf);
if (hdr->version < 4)
hdr->max_ops_per_insn = 1;
@@ -1608,7 +1608,7 @@ read_line_header (struct backtrace_state *state, struct unit *u,
/* We don't care about default_is_stmt. */
read_byte (&hdr_buf);
hdr->line_base = read_sbyte (&hdr_buf);
hdr->line_range = read_byte (&hdr_buf);
@@ -2016,7 +2016,7 @@ read_line_info (struct backtrace_state *state, struct dwarf_data *ddata,
goto fail;
ln = (struct line *) vec.vec.base;
qsort (ln, vec.count, sizeof (struct line), line_compare);
backtrace_qsort (ln, vec.count, sizeof (struct line), line_compare);
*lines = ln;
*lines_count = vec.count;
@@ -2476,9 +2476,9 @@ read_function_entry (struct backtrace_state *state, struct dwarf_data *ddata,
return 0;
faddrs = (struct function_addrs *) fvec.vec.base;
qsort (faddrs, fvec.count,
sizeof (struct function_addrs),
function_addrs_compare);
backtrace_qsort (faddrs, fvec.count,
sizeof (struct function_addrs),
function_addrs_compare);
function->function_addrs = faddrs;
function->function_addrs_count = fvec.count;
@@ -2555,8 +2555,8 @@ read_function_info (struct backtrace_state *state, struct dwarf_data *ddata,
fvec->count = 0;
}
qsort (addrs, addrs_count, sizeof (struct function_addrs),
function_addrs_compare);
backtrace_qsort (addrs, addrs_count, sizeof (struct function_addrs),
function_addrs_compare);
*ret_addrs = addrs;
*ret_addrs_count = addrs_count;
@@ -2923,7 +2923,8 @@ build_dwarf_data (struct backtrace_state *state,
return NULL;
addrs = (struct unit_addrs *) addrs_vec.vec.base;
addrs_count = addrs_vec.count;
qsort (addrs, addrs_count, sizeof (struct unit_addrs), unit_addrs_compare);
backtrace_qsort (addrs, addrs_count, sizeof (struct unit_addrs),
unit_addrs_compare);
fdata = ((struct dwarf_data *)
backtrace_alloc (state, sizeof (struct dwarf_data),

12
src/libbacktrace/elf.c
View File

@@ -1,5 +1,5 @@
/* elf.c -- Get debug data from an ELF file for backtraces.
Copyright (C) 2012-2014 Free Software Foundation, Inc.
Copyright (C) 2012-2015 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
@@ -7,13 +7,13 @@ modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
@@ -407,8 +407,8 @@ elf_initialize_syminfo (struct backtrace_state *state,
++j;
}
qsort (elf_symbols, elf_symbol_count, sizeof (struct elf_symbol),
elf_symbol_compare);
backtrace_qsort (elf_symbols, elf_symbol_count, sizeof (struct elf_symbol),
elf_symbol_compare);
sdata->next = NULL;
sdata->symbols = elf_symbols;

8
src/libbacktrace/fileline.c
View File

@@ -1,5 +1,5 @@
/* fileline.c -- Get file and line number information in a backtrace.
Copyright (C) 2012-2014 Free Software Foundation, Inc.
Copyright (C) 2012-2015 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
@@ -7,13 +7,13 @@ modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.

15
src/libbacktrace/internal.h
View File

@@ -1,5 +1,5 @@
/* internal.h -- Internal header file for stack backtrace library.
Copyright (C) 2012-2014 Free Software Foundation, Inc.
Copyright (C) 2012-2015 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
@@ -7,13 +7,13 @@ modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
@@ -99,7 +99,7 @@ extern void backtrace_atomic_store_int (int *, int);
/* We have neither the sync nor the atomic functions. These will
never be called. */
#define backtrace_atomic_load_pointer(p) (abort(), 0)
#define backtrace_atomic_load_pointer(p) (abort(), (void *) NULL)
#define backtrace_atomic_load_int(p) (abort(), 0)
#define backtrace_atomic_store_pointer(p, v) abort()
#define backtrace_atomic_store_size_t(p, v) abort()
@@ -196,6 +196,11 @@ extern int backtrace_close (int descriptor,
backtrace_error_callback error_callback,
void *data);
/* Sort without using memory. */
extern void backtrace_qsort (void *base, size_t count, size_t size,
int (*compar) (const void *, const void *));
/* Allocate memory. This is like malloc. */
extern void *backtrace_alloc (struct backtrace_state *state, size_t size,

36
src/libbacktrace/mmap.c
View File

@@ -1,5 +1,5 @@
/* mmap.c -- Memory allocation with mmap.
Copyright (C) 2012-2014 Free Software Foundation, Inc.
Copyright (C) 2012-2015 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
@@ -7,13 +7,13 @@ modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
@@ -164,6 +164,26 @@ backtrace_free (struct backtrace_state *state, void *addr, size_t size,
{
int locked;
/* If we are freeing a large aligned block, just release it back to
the system. This case arises when growing a vector for a large
binary with lots of debug info. Calling munmap here may cause us
to call mmap again if there is also a large shared library; we
just live with that. */
if (size >= 16 * 4096)
{
size_t pagesize;
pagesize = getpagesize ();
if (((uintptr_t) addr & (pagesize - 1)) == 0
&& (size & (pagesize - 1)) == 0)
{
/* If munmap fails for some reason, just add the block to
the freelist. */
if (munmap (addr, size) == 0)
return;
}
}
/* If we can acquire the lock, add the new space to the free list.
If we can't acquire the lock, just leak the memory.
__sync_lock_test_and_set returns the old state of the lock, so we
@@ -209,14 +229,18 @@ backtrace_vector_grow (struct backtrace_state *state,size_t size,
alc = pagesize;
}
else
alc = (alc + pagesize - 1) & ~ (pagesize - 1);
{
alc *= 2;
alc = (alc + pagesize - 1) & ~ (pagesize - 1);
}
base = backtrace_alloc (state, alc, error_callback, data);
if (base == NULL)
return NULL;
if (vec->base != NULL)
{
memcpy (base, vec->base, vec->size);
backtrace_free (state, vec->base, vec->alc, error_callback, data);
backtrace_free (state, vec->base, vec->size + vec->alc,
error_callback, data);
}
vec->base = base;
vec->alc = alc - vec->size;

8
src/libbacktrace/mmapio.c
View File

@@ -1,5 +1,5 @@
/* mmapio.c -- File views using mmap.
Copyright (C) 2012-2014 Free Software Foundation, Inc.
Copyright (C) 2012-2015 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
@@ -7,13 +7,13 @@ modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.

8
src/libbacktrace/nounwind.c
View File

@@ -1,5 +1,5 @@
/* backtrace.c -- Entry point for stack backtrace library.
Copyright (C) 2012-2014 Free Software Foundation, Inc.
Copyright (C) 2012-2015 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
@@ -7,13 +7,13 @@ modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.

8
src/libbacktrace/posix.c
View File

@@ -1,5 +1,5 @@
/* posix.c -- POSIX file I/O routines for the backtrace library.
Copyright (C) 2012-2014 Free Software Foundation, Inc.
Copyright (C) 2012-2015 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
@@ -7,13 +7,13 @@ modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.

8
src/libbacktrace/print.c
View File

@@ -1,5 +1,5 @@
/* print.c -- Print the current backtrace.
Copyright (C) 2012-2014 Free Software Foundation, Inc.
Copyright (C) 2012-2015 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
@@ -7,13 +7,13 @@ modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.

8
src/libbacktrace/read.c
View File

@@ -1,5 +1,5 @@
/* read.c -- File views without mmap.
Copyright (C) 2012-2014 Free Software Foundation, Inc.
Copyright (C) 2012-2015 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
@@ -7,13 +7,13 @@ modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.

8
src/libbacktrace/simple.c
View File

@@ -1,5 +1,5 @@
/* simple.c -- The backtrace_simple function.
Copyright (C) 2012-2014 Free Software Foundation, Inc.
Copyright (C) 2012-2015 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
@@ -7,13 +7,13 @@ modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.

108
src/libbacktrace/sort.c Normal file
View File

@@ -0,0 +1,108 @@
/* sort.c -- Sort without allocating memory
Copyright (C) 2012-2015 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include <stddef.h>
#include <sys/types.h>
#include "backtrace.h"
#include "internal.h"
/* The GNU glibc version of qsort allocates memory, which we must not
do if we are invoked by a signal handler. So provide our own
sort. */
static void
swap (char *a, char *b, size_t size)
{
size_t i;
for (i = 0; i < size; i++, a++, b++)
{
char t;
t = *a;
*a = *b;
*b = t;
}
}
void
backtrace_qsort (void *basearg, size_t count, size_t size,
int (*compar) (const void *, const void *))
{
char *base = (char *) basearg;
size_t i;
size_t mid;
tail_recurse:
if (count < 2)
return;
/* The symbol table and DWARF tables, which is all we use this
routine for, tend to be roughly sorted. Pick the middle element
in the array as our pivot point, so that we are more likely to
cut the array in half for each recursion step. */
swap (base, base + (count / 2) * size, size);
mid = 0;
for (i = 1; i < count; i++)
{
if ((*compar) (base, base + i * size) > 0)
{
++mid;
if (i != mid)
swap (base + mid * size, base + i * size, size);
}
}
if (mid > 0)
swap (base, base + mid * size, size);
/* Recurse with the smaller array, loop with the larger one. That
ensures that our maximum stack depth is log count. */
if (2 * mid < count)
{
backtrace_qsort (base, mid, size, compar);
base += (mid + 1) * size;
count -= mid + 1;
goto tail_recurse;
}
else
{
backtrace_qsort (base + (mid + 1) * size, count - (mid + 1),
size, compar);
count = mid;
goto tail_recurse;
}
}

8
src/libbacktrace/state.c
View File

@@ -1,5 +1,5 @@
/* state.c -- Create the backtrace state.
Copyright (C) 2012-2014 Free Software Foundation, Inc.
Copyright (C) 2012-2015 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
@@ -7,13 +7,13 @@ modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.

137
src/libbacktrace/stest.c Normal file
View File

@@ -0,0 +1,137 @@
/* stest.c -- Test for libbacktrace internal sort function
Copyright (C) 2012-2015 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE. */
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include "backtrace.h"
#include "internal.h"
/* Test the local qsort implementation. */
#define MAX 10
struct test
{
size_t count;
int input[MAX];
int output[MAX];
};
static struct test tests[] =
{
{
10,
{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 },
{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }
},
{
9,
{ 1, 2, 3, 4, 5, 6, 7, 8, 9 },
{ 1, 2, 3, 4, 5, 6, 7, 8, 9 }
},
{
10,
{ 10, 9, 8, 7, 6, 5, 4, 3, 2, 1 },
{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 },
},
{
9,
{ 9, 8, 7, 6, 5, 4, 3, 2, 1 },
{ 1, 2, 3, 4, 5, 6, 7, 8, 9 },
},
{
10,
{ 2, 4, 6, 8, 10, 1, 3, 5, 7, 9 },
{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 },
},
{
5,
{ 4, 5, 3, 1, 2 },
{ 1, 2, 3, 4, 5 },
},
{
5,
{ 1, 1, 1, 1, 1 },
{ 1, 1, 1, 1, 1 },
},
{
5,
{ 1, 1, 2, 1, 1 },
{ 1, 1, 1, 1, 2 },
},
{
5,
{ 2, 1, 1, 1, 1 },
{ 1, 1, 1, 1, 2 },
},
};
static int
compare (const void *a, const void *b)
{
const int *ai = (const int *) a;
const int *bi = (const int *) b;
return *ai - *bi;
}
int
main (int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED)
{
int failures;
size_t i;
int a[MAX];
failures = 0;
for (i = 0; i < sizeof tests / sizeof tests[0]; i++)
{
memcpy (a, tests[i].input, tests[i].count * sizeof (int));
backtrace_qsort (a, tests[i].count, sizeof (int), compare);
if (memcmp (a, tests[i].output, tests[i].count * sizeof (int)) != 0)
{
size_t j;
fprintf (stderr, "test %d failed:", (int) i);
for (j = 0; j < tests[i].count; j++)
fprintf (stderr, " %d", a[j]);
fprintf (stderr, "\n");
++failures;
}
}
exit (failures > 0 ? EXIT_FAILURE : EXIT_SUCCESS);
}

8
src/libbacktrace/unknown.c
View File

@@ -1,5 +1,5 @@
/* unknown.c -- used when backtrace configury does not know file format.
Copyright (C) 2012-2014 Free Software Foundation, Inc.
Copyright (C) 2012-2015 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Google.
Redistribution and use in source and binary forms, with or without
@@ -7,13 +7,13 @@ modification, are permitted provided that the following conditions are
met:
(1) Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
notice, this list of conditions and the following disclaimer.
(2) Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
distribution.
(3) The name of the author may not be used to
endorse or promote products derived from this software without
specific prior written permission.