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Implement "make update-all-abi"
* 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.
This commit is contained in:
Florian Weimer
parent
400e12265d
commit
c100dca32a
@ -1,3 +1,11 @@
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2015-11-24 Florian Weimer <fweimer@redhat.com>
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* scripts/update-abilist.sh: New file.
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* Makefile (+subdir_targets): Add subdir_update-all-abi.
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* Makerules (update-all-abi-%, update-all-abi)
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(subdir_update-all-abi): New targets.
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* elf/Makefile (update-all-abi): New target.
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2015-11-24 Florian Weimer <fweimer@redhat.com>
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Replace MUTEX_INITIALIZER with _LIBC_LOCK_INITIALIZER in generic code.
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1
Makefile
1
Makefile
@ -53,6 +53,7 @@ endif # $(AUTOCONF) = no
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subdir_clean subdir_distclean subdir_realclean \
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tests xtests \
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subdir_update-abi subdir_check-abi \
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subdir_update-all-abi \
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subdir_echo-headers \
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subdir_install \
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subdir_objs subdir_stubs subdir_testclean \
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31
Makerules
31
Makerules
@ -1347,25 +1347,54 @@ define update-abi
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fi
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endef
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.PHONY: update-abi check-abi
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# Patch all .abilist files for one DSO. The find command locates
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# abilist files for all architectures. The regular expression in the
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# find invocation is needed to separate libc.abilist and
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# libcrypt.abilist, for example. It assumes that abilist-pattern, if
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# set, is of the form "%-SUFFIX", and not "%SUFFIX", that is, there is
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# a non-alphanumeric seperator between the pattern and the suffix
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# added. The abilist files in /generic/ are filtered out because
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# these are expected to remain empty.
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define update-all-abi
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$(SHELL) $(..)scripts/update-abilist.sh $^ \
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$$(find $(..)sysdeps \
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-regextype posix-egrep -regex '.*/$*([^a-z0-9].*)?\.abilist$$' \
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\! -regex '.*/generic/.*')
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endef
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ifdef abilist-pattern
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update-all-abi-%: $(abilist-pattern) $(objpfx)%.symlist
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$(update-all-abi)
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update-all-abi-%: $(abilist-pattern) $(common-objpfx)%.symlist
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$(update-all-abi)
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endif
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update-all-abi-%: %.abilist $(objpfx)%.symlist
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$(update-all-abi)
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update-all-abi-%: %.abilist $(common-objpfx)%.symlist
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$(update-all-abi)
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.PHONY: update-abi update-all-abi check-abi
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update-abi: $(patsubst %.so,update-abi-%,$(install-lib.so-versioned))
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update-all-abi: $(patsubst %.so,update-all-abi-%,$(install-lib.so-versioned))
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check-abi-list = $(patsubst %.so,$(objpfx)check-abi-%.out, \
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$(install-lib.so-versioned))
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check-abi: $(check-abi-list)
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ifdef subdir
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subdir_check-abi: check-abi
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subdir_update-abi: update-abi
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subdir_update-all-abi: update-all-abi
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else
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check-abi: subdir_check-abi
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if grep -q '^FAIL:' $(objpfx)*/check-abi*.test-result; then \
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cat $(objpfx)*/check-abi*.out && exit 1; fi
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update-abi: subdir_update-abi
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update-all-abi: subdir_update-all-abi
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endif
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ifeq ($(subdir),elf)
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check-abi: $(objpfx)check-abi-libc.out
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tests-special += $(objpfx)check-abi-libc.out
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update-abi: update-abi-libc
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update-all-abi: update-all-abi-libc
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common-generated += libc.symlist
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endif
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@ -301,6 +301,7 @@ endif
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check-abi: $(objpfx)check-abi-ld.out
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tests-special += $(objpfx)check-abi-ld.out
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update-abi: update-abi-ld
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update-all-abi: update-all-abi-ld
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ifeq ($(have-glob-dat-reloc),yes)
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tests += tst-prelink
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66
scripts/update-abilist.sh
Normal file
66
scripts/update-abilist.sh
Normal file
@ -0,0 +1,66 @@
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#!/bin/sh
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# Update abilist files based on differences on one architecture.
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# Copyright (C) 2015 Free Software Foundation, Inc.
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# This file is part of the GNU C Library.
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#
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# The GNU C Library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# The GNU C Library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with the GNU C Library; if not, see
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# <http://www.gnu.org/licenses/>.
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set -e
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export LC_ALL=C
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if [ $# -lt 3 ]; then
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echo "usage: $0 OLD-FILE NEW-FILE FILES-TO-BE-PATCHED..." 1>&2
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exit 2
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fi
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old_file="$1"
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shift
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new_file="$1"
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shift
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tmp_old_sorted="$(mktemp)"
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tmp_new_sorted="$(mktemp)"
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tmp_new_symbols="$(mktemp)"
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tmp_patched="$(mktemp)"
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cleanup () {
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rm -f -- "$tmp_old_sorted" "$tmp_new_sorted" \
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"$tmp_new_symbols" "$tmp_patched"
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}
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trap cleanup 0
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sort -u -o "$tmp_old_sorted" -- "$old_file"
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sort -u -o "$tmp_new_sorted" -- "$new_file"
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# -1 skips symbols only in $old_file (deleted symbols).
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# -3 skips symbols in both files (unchanged symbols).
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comm -1 -3 "$tmp_old_sorted" "$tmp_new_sorted" > "$tmp_new_symbols"
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new_symbol_count="$(wc -l < "$tmp_new_symbols")"
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if [ "$new_symbol_count" -eq 0 ]; then
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echo "info: no symbols added" 1>&2
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exit 0
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fi
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echo "info: $new_symbol_count symbol(s) added" 1>&2
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for to_be_patched in "$@" ; do
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sort -u -o "$tmp_patched" -- "$to_be_patched" "$tmp_new_symbols"
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if ! cmp -s -- "$to_be_patched" "$tmp_patched"; then
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echo "info: updating $to_be_patched" 1>&2
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cp -- "$tmp_patched" "$to_be_patched"
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fi
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done
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