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Add 8.78 - Remove debug symbols
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56
scripts/chapter8/8.78-stripping.sh
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56
scripts/chapter8/8.78-stripping.sh
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@ -0,0 +1,56 @@
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#!/bin/bash
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save_usrlib="$(cd /usr/lib; ls ld-linux*[^g])
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libc.so.6
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libthread_db.so.1
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libquadmath.so.0.0.0
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libstdc++.so.6.0.30
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libitm.so.1.0.0
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libatomic.so.1.2.0"
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cd /usr/lib
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for LIB in $save_usrlib; do
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objcopy --only-keep-debug $LIB $LIB.dbg
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cp $LIB /tmp/$LIB
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strip --strip-unneeded /tmp/$LIB
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objcopy --add-gnu-debuglink=$LIB.dbg /tmp/$LIB
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install -vm755 /tmp/$LIB /usr/lib
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rm /tmp/$LIB
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done
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online_usrbin="bash find strip"
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online_usrlib="libbfd-2.39.so
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libhistory.so.8.1
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libncursesw.so.6.3
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libm.so.6
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libreadline.so.8.1
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libz.so.1.2.12
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$(cd /usr/lib; find libnss*.so* -type f)"
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for BIN in $online_usrbin; do
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cp /usr/bin/$BIN /tmp/$BIN
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strip --strip-unneeded /tmp/$BIN
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install -vm755 /tmp/$BIN /usr/bin
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rm /tmp/$BIN
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done
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for LIB in $online_usrlib; do
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cp /usr/lib/$LIB /tmp/$LIB
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strip --strip-unneeded /tmp/$LIB
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install -vm755 /tmp/$LIB /usr/lib
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rm /tmp/$LIB
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done
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for i in $(find /usr/lib -type f -name \*.so* ! -name \*dbg) \
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$(find /usr/lib -type f -name \*.a) \
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$(find /usr/{bin,sbin,libexec} -type f); do
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case "$online_usrbin $online_usrlib $save_usrlib" in
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*$(basename $i)* )
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;;
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* ) strip --strip-unneeded $i
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;;
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esac
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done
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unset BIN LIB save_usrlib online_usrbin online_usrlib
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@ -1462,3 +1462,15 @@ then
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stop_script "chapter8/8.76-sysvinit.sh"
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fi
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# Chapter 8.78
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# ============
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echo "Stripping debug symbols"
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su -c "bash $SCRIPT/chapter8/8.78-stripping.sh"
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# Exit on error
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check_exit_code
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if [ $exit_status -ne 0 ]
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then
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stop_script "chapter8/8.78-stripping.sh"
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fi
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