diff options
| -rw-r--r-- | ChangeLog | 8 | ||||
| -rw-r--r-- | Makefile | 1 | ||||
| -rw-r--r-- | Makerules | 31 | ||||
| -rw-r--r-- | elf/Makefile | 1 | ||||
| -rw-r--r-- | scripts/update-abilist.sh | 66 |
5 files changed, 106 insertions, 1 deletions
@@ -1,5 +1,13 @@ 2015-11-24 Florian Weimer <fweimer@redhat.com> + * scripts/update-abilist.sh: New file. + * Makefile (+subdir_targets): Add subdir_update-all-abi. + * Makerules (update-all-abi-%, update-all-abi) + (subdir_update-all-abi): New targets. + * elf/Makefile (update-all-abi): New target. + +2015-11-24 Florian Weimer <fweimer@redhat.com> + Replace MUTEX_INITIALIZER with _LIBC_LOCK_INITIALIZER in generic code. * sysdeps/mach/hurd/libc-lock.h (_LIBC_LOCK_INITIALIZER): Define. (__libc_lock_define_initialized): Use it. @@ -53,6 +53,7 @@ endif # $(AUTOCONF) = no subdir_clean subdir_distclean subdir_realclean \ tests xtests \ subdir_update-abi subdir_check-abi \ + subdir_update-all-abi \ subdir_echo-headers \ subdir_install \ subdir_objs subdir_stubs subdir_testclean \ @@ -1347,25 +1347,54 @@ define update-abi fi endef -.PHONY: update-abi check-abi +# Patch all .abilist files for one DSO. The find command locates +# abilist files for all architectures. The regular expression in the +# find invocation is needed to separate libc.abilist and +# libcrypt.abilist, for example. It assumes that abilist-pattern, if +# set, is of the form "%-SUFFIX", and not "%SUFFIX", that is, there is +# a non-alphanumeric seperator between the pattern and the suffix +# added. The abilist files in /generic/ are filtered out because +# these are expected to remain empty. +define update-all-abi +$(SHELL) $(..)scripts/update-abilist.sh $^ \ + $$(find $(..)sysdeps \ + -regextype posix-egrep -regex '.*/$*([^a-z0-9].*)?\.abilist$$' \ + \! -regex '.*/generic/.*') +endef +ifdef abilist-pattern +update-all-abi-%: $(abilist-pattern) $(objpfx)%.symlist + $(update-all-abi) +update-all-abi-%: $(abilist-pattern) $(common-objpfx)%.symlist + $(update-all-abi) +endif +update-all-abi-%: %.abilist $(objpfx)%.symlist + $(update-all-abi) +update-all-abi-%: %.abilist $(common-objpfx)%.symlist + $(update-all-abi) + +.PHONY: update-abi update-all-abi check-abi update-abi: $(patsubst %.so,update-abi-%,$(install-lib.so-versioned)) +update-all-abi: $(patsubst %.so,update-all-abi-%,$(install-lib.so-versioned)) check-abi-list = $(patsubst %.so,$(objpfx)check-abi-%.out, \ $(install-lib.so-versioned)) check-abi: $(check-abi-list) ifdef subdir subdir_check-abi: check-abi subdir_update-abi: update-abi +subdir_update-all-abi: update-all-abi else check-abi: subdir_check-abi if grep -q '^FAIL:' $(objpfx)*/check-abi*.test-result; then \ cat $(objpfx)*/check-abi*.out && exit 1; fi update-abi: subdir_update-abi +update-all-abi: subdir_update-all-abi endif ifeq ($(subdir),elf) check-abi: $(objpfx)check-abi-libc.out tests-special += $(objpfx)check-abi-libc.out update-abi: update-abi-libc +update-all-abi: update-all-abi-libc common-generated += libc.symlist endif diff --git a/elf/Makefile b/elf/Makefile index 9d2dc5c..f03b291 100644 --- a/elf/Makefile +++ b/elf/Makefile @@ -301,6 +301,7 @@ endif check-abi: $(objpfx)check-abi-ld.out tests-special += $(objpfx)check-abi-ld.out update-abi: update-abi-ld +update-all-abi: update-all-abi-ld ifeq ($(have-glob-dat-reloc),yes) tests += tst-prelink diff --git a/scripts/update-abilist.sh b/scripts/update-abilist.sh new file mode 100644 index 0000000..0c2d0ff --- /dev/null +++ b/scripts/update-abilist.sh @@ -0,0 +1,66 @@ +#!/bin/sh +# Update abilist files based on differences on one architecture. +# Copyright (C) 2015 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/>. + +set -e +export LC_ALL=C + +if [ $# -lt 3 ]; then + echo "usage: $0 OLD-FILE NEW-FILE FILES-TO-BE-PATCHED..." 1>&2 + exit 2 +fi + +old_file="$1" +shift +new_file="$1" +shift + +tmp_old_sorted="$(mktemp)" +tmp_new_sorted="$(mktemp)" +tmp_new_symbols="$(mktemp)" +tmp_patched="$(mktemp)" + +cleanup () { + rm -f -- "$tmp_old_sorted" "$tmp_new_sorted" \ + "$tmp_new_symbols" "$tmp_patched" +} + +trap cleanup 0 + +sort -u -o "$tmp_old_sorted" -- "$old_file" +sort -u -o "$tmp_new_sorted" -- "$new_file" + +# -1 skips symbols only in $old_file (deleted symbols). +# -3 skips symbols in both files (unchanged symbols). +comm -1 -3 "$tmp_old_sorted" "$tmp_new_sorted" > "$tmp_new_symbols" + +new_symbol_count="$(wc -l < "$tmp_new_symbols")" +if [ "$new_symbol_count" -eq 0 ]; then + echo "info: no symbols added" 1>&2 + exit 0 +fi + +echo "info: $new_symbol_count symbol(s) added" 1>&2 + +for to_be_patched in "$@" ; do + sort -u -o "$tmp_patched" -- "$to_be_patched" "$tmp_new_symbols" + if ! cmp -s -- "$to_be_patched" "$tmp_patched"; then + echo "info: updating $to_be_patched" 1>&2 + cp -- "$tmp_patched" "$to_be_patched" + fi +done |