version 1.521, 2017/11/05 10:29:24 |
version 1.522, 2017/11/06 09:04:18 |
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# Re-link libraries, placing the objects in a random order. |
# Re-link libraries, placing the objects in a random order. |
reorder_libs() { |
reorder_libs() { |
local _error=false _dkdev _liba _libas _mp _ro_list _tmpdir |
local _error=false _dkdev _liba _libas _mp _ro_list _tmpdir |
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local _relink=/usr/share/relink |
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[[ $library_aslr == NO ]] && return |
[[ $library_aslr == NO ]] && return |
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done |
done |
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# Only choose the latest version of the libraries. |
# Only choose the latest version of the libraries. |
for _liba in /usr/share/relink/usr/lib/lib{c,crypto}; do |
for _liba in $_relink/usr/lib/lib{c,crypto}; do |
_libas="$_libas $(ls $_liba.so.+([0-9.]).a | sort -rV | head -1)" |
_libas="$_libas $(ls $_liba.so.+([0-9.]).a | sort -rV | head -1)" |
done |
done |
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for _liba in /usr/share/relink/usr/libexec/ld.so.a $_libas; do |
for _liba in $_relink/usr/libexec/ld.so.a $_libas; do |
_tmpdir=$(mktemp -dq /usr/share/relink/_rebuild.XXXXXXXXXXXX) && |
_tmpdir=$(mktemp -dq $_relink/_rebuild.XXXXXXXXXXXX) && |
( |
( |
set -o errexit |
set -o errexit |
_install='install -F -S -o root -g bin -m 0444' |
_install='install -F -S -o root -g bin -m 0444' |
_lib=${_liba##*/} |
_lib=${_liba##*/} |
_lib=${_lib%.a} |
_lib=${_lib%.a} |
_lib_dir=${_liba#/usr/share/relink} |
_lib_dir=${_liba#$_relink} |
_lib_dir=${_lib_dir%/*} |
_lib_dir=${_lib_dir%/*} |
cd $_tmpdir |
cd $_tmpdir |
ar x $_liba |
ar x $_liba |
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) || { _error=true; break; } |
) || { _error=true; break; } |
done |
done |
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rm -rf /usr/share/relink/_rebuild.* |
rm -rf $_relink/_rebuild.* |
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# Restore previous mount state if it was changed. |
# Restore previous mount state if it was changed. |
for _mp in $_ro_list; do |
for _mp in $_ro_list; do |