lfs-scripts/scripts/chapter8/8.78-stripping.sh

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#!/bin/bash
save_usrlib="$(cd /usr/lib; ls ld-linux*[^g])
libc.so.6
libthread_db.so.1
libquadmath.so.0.0.0
libstdc++.so.6.0.30
libitm.so.1.0.0
libatomic.so.1.2.0"
cd /usr/lib
for LIB in $save_usrlib; do
objcopy --only-keep-debug $LIB $LIB.dbg
cp $LIB /tmp/$LIB
strip --strip-unneeded /tmp/$LIB
objcopy --add-gnu-debuglink=$LIB.dbg /tmp/$LIB
install -vm755 /tmp/$LIB /usr/lib
rm /tmp/$LIB
done
online_usrbin="bash find strip"
online_usrlib="libbfd-2.39.so
libhistory.so.8.1
libncursesw.so.6.3
libm.so.6
libreadline.so.8.1
libz.so.1.2.12
$(cd /usr/lib; find libnss*.so* -type f)"
for BIN in $online_usrbin; do
cp /usr/bin/$BIN /tmp/$BIN
strip --strip-unneeded /tmp/$BIN
install -vm755 /tmp/$BIN /usr/bin
rm /tmp/$BIN
done
for LIB in $online_usrlib; do
cp /usr/lib/$LIB /tmp/$LIB
strip --strip-unneeded /tmp/$LIB
install -vm755 /tmp/$LIB /usr/lib
rm /tmp/$LIB
done
for i in $(find /usr/lib -type f -name \*.so* ! -name \*dbg) \
$(find /usr/lib -type f -name \*.a) \
$(find /usr/{bin,sbin,libexec} -type f); do
case "$online_usrbin $online_usrlib $save_usrlib" in
*$(basename $i)* )
;;
* ) strip --strip-unneeded $i
;;
esac
done
unset BIN LIB save_usrlib online_usrbin online_usrlib