Commit graph

10 commits

Author SHA1 Message Date
Matthias Schiffer
05dba65569
libunwind: fix build with musl on PPC
Works around two incompatiblities between glibc and (POSIX-compliant) musl:

- missing register definitions from asm/ptrace.h
- non-POSIX-compliant ucontext_t on PPC32 with glibc

Compile tested on mpc85xx.

Signed-off-by: Matthias Schiffer <mschiffer@universe-factory.net>
2018-02-25 16:58:10 +01:00
Hauke Mehrtens
b6d6e3fdf1 bunwind: build for ARM64
ARM64 is supported by libunwind since some versions, allow building it
for aarch64.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2018-02-10 20:17:21 +01:00
Maxim Gorbachyov
8590a5c06d libunwind: enable build for arm
Tested with perf on mvebu.

Signed-off-by: Maxim Gorbachyov <maxim.gorbachyov@gmail.com>
2018-01-27 16:46:45 +01:00
Alexander Couzens
c61a239514
add PKG_CPE_ID ids to package and tools
CPE ids helps to tracks CVE in packages.
https://cpe.mitre.org/specification/

Thanks to swalker for CPE to package mapping and
keep tracking CVEs.

Acked-by: Jo-Philipp Wich <jo@mein.io>
Signed-off-by: Alexander Couzens <lynxis@fe80.eu>
2017-11-17 02:24:35 +01:00
Yousong Zhou
f0c37f6ceb libunwind: disable building with ssp
If we enable -fstack-protector while building libunwind, function
__stack_chk_fail_local will be referred to for i386 and powerpc32
arches.  This will cause link failure because the default gcc build
specs says no link_ssp if -nostdlib is given.

The error message:

    OpenWrt-libtool: link: ccache_cc -shared  -fPIC -DPIC  .libs/os-linux.o mi/.libs/init.o mi/.libs/flush_cache.o mi/.libs/mempool.o mi/.libs/strerror.o x86/.libs/is_fpreg.o x86/.libs/regname.o x86/.libs/Los-linux.o mi/.libs/backtrace.o mi/.libs/dyn-cancel.o mi/.libs/dyn-info-list.o mi/.libs/dyn-register.o mi/.libs/Ldyn-extract.o mi/.libs/Lfind_dynamic_proc_info.o mi/.libs/Lget_accessors.o mi/.libs/Lget_proc_info_by_ip.o mi/.libs/Lget_proc_name.o mi/.libs/Lput_dynamic_unwind_info.o mi/.libs/Ldestroy_addr_space.o mi/.libs/Lget_reg.o mi/.libs/Lset_reg.o mi/.libs/Lget_fpreg.o mi/.libs/Lset_fpreg.o mi/.libs/Lset_caching_policy.o x86/.libs/Lcreate_addr_space.o x86/.libs/Lget_save_loc.o x86/.libs/Lglobal.o x86/.libs/Linit.o x86/.libs/Linit_local.o x86/.libs/Linit_remote.o x86/.libs/Lget_proc_info.o x86/.libs/Lregs.o x86/.libs/Lresume.o x86/.libs/Lstep.o x86/.libs/getcontext-linux.o  -Wl,--whole-archive ./.libs/libunwind-dwarf-local.a ./.libs/libunwind-elf32.a -Wl,--no-whole-archive  -L/var/lib/bbmnt/buildbot/slaves/dave-builder/i386_i486/build/sdk/staging_dir/target-i386_i486_musl-1.1.16/usr/lib -L/var/lib/bbmnt/buildbot/slaves/dave-builder/i386_i486/build/sdk/staging_dir/target-i386_i486_musl-1.1.16/lib -L/var/lib/bbmnt/buildbot/slaves/dave-builder/i386_i486/build/sdk/staging_dir/toolchain-i386_i486_gcc-5.4.0_musl-1.1.16/usr/lib -L/var/lib/bbmnt/buildbot/slaves/dave-builder/i386_i486/build/sdk/staging_dir/toolchain-i386_i486_gcc-5.4.0_musl-1.1.16/lib -lc -lgcc  -Os -march=i486 -fstack-protector -Wl,-z -Wl,now -Wl,-z -Wl,relro -nostartfiles -nostdlib   -Wl,-soname -Wl,libunwind.so.8 -o .libs/libunwind.so.8.0.1
    .libs/os-linux.o: In function `_Ux86_get_elf_image':
    os-linux.c:(.text+0x588): undefined reference to `__stack_chk_fail_local'
    x86/.libs/Lregs.o: In function `_ULx86_access_fpreg':
    Lregs.c:(.text+0x25b): undefined reference to `__stack_chk_fail_local'
    x86/.libs/Lresume.o: In function `_ULx86_resume':
    Lresume.c:(.text+0xdc): undefined reference to `__stack_chk_fail_local'
    collect2: error: ld returned 1 exit status
    Makefile:2249: recipe for target 'libunwind.la' failed

The snippet from gcc -dumpspecs

    %{!nostdlib:%{!nodefaultlibs:%(link_ssp) %(link_gcc_c_sequence)}}

Signed-off-by: Yousong Zhou <yszhou4tech@gmail.com>
2017-11-06 10:49:58 +08:00
Yousong Zhou
77dc6a2ae7 libunwind: update to version 1.2.1
Changes since 1.2

    a77b0cd Bump version to v1.2.1
    5f354cb mips/tilegx: Add missing unwind_i.h header file
    620d1c3 Add aarch64 getcontext functionality.

Signed-off-by: Yousong Zhou <yszhou4tech@gmail.com>
2017-06-19 14:43:09 +08:00
Yousong Zhou
5d48dc1146 libunwind: update to 1.2
Addresses CVE-2015-3239: Off-by-one error in the dwarf_to_unw_regnum
function in include/dwarf_i.h in libunwind 1.1 allows local users to
have unspecified impact via invalid dwarf opcodes.

Upstream stable-v1.2 fixed the missing unwind_i.h issue but no new
tarball is released yet

Signed-off-by: Yousong Zhou <yszhou4tech@gmail.com>
2017-05-22 11:07:40 +08:00
Felix Fietkau
720b99215d treewide: clean up download hashes
Replace *MD5SUM with *HASH, replace MD5 hashes with SHA256

Signed-off-by: Felix Fietkau <nbd@nbd.name>
2016-12-16 22:39:22 +01:00
diizzyy
509708889c libunwind: use url alias
Use alias instead of hardcoded URL

Signed-off-by: Daniel Engberg <daniel.engberg.lists@pyret.net>
2016-09-27 17:50:21 +02:00
Yousong Zhou
987f14ab23 libunwind: initial version 1.1
The package Makefile was based on work at link [1] with the following
changes

 1. Disable minidebuginfo support thus no dependency on liblzma
 2. Add 2 patches for building against musl-libc and building with
    mips16 enabled
 3. Add LICENSE and DEPENDS info, etc.

[1] https://github.com/rpi-openwrt/rpi-packages/tree/master/libs/libunwind

Signed-off-by: Yousong Zhou <yszhou4tech@gmail.com>
2016-06-13 22:51:43 +02:00