void-packages/common/hooks/post-install/06-strip-and-debug-pkgs.sh

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# This hook executes the following tasks:
# - strips ELF binaries/libraries
# - generates -dbg pkgs
make_debug() {
local dname= fname= dbgfile=
[ -n "$nodebug" ] && return 0
dname=${1%/*}/ ; dname=${dname#$PKGDESTDIR}
fname="${1##*/}"
dbgfile="${dname}/${fname}"
mkdir -p "${PKGDESTDIR}/usr/lib/debug/${dname}"
$OBJCOPY --only-keep-debug --compress-debug-sections \
"$1" "${PKGDESTDIR}/usr/lib/debug/${dbgfile}"
if [ $? -ne 0 ]; then
msg_red "${pkgver}: failed to create dbg file: ${dbgfile}\n"
return 1
fi
chmod 644 "${PKGDESTDIR}/usr/lib/debug/${dbgfile}"
}
attach_debug() {
local dname= fname= dbgfile=
[ -n "$nodebug" ] && return 0
dname=${1%/*}/ ; dname=${dname#$PKGDESTDIR}
fname="${1##*/}"
dbgfile="${dname}/${fname}"
$OBJCOPY --add-gnu-debuglink="${PKGDESTDIR}/usr/lib/debug/${dbgfile}" "$1"
if [ $? -ne 0 ]; then
msg_red "${pkgver}: failed to attach dbg to ${dbgfile}\n"
return 1
fi
}
create_debug_pkg() {
local _pkgname= _destdir=
[ -n "$nodebug" ] && return 0
[ ! -d "${PKGDESTDIR}/usr/lib/debug" ] && return 0
_pkgname="${pkgname}-dbg-${version}"
_destdir="${XBPS_DESTDIR}/${XBPS_CROSS_TRIPLET}/${_pkgname}"
mkdir -p "${_destdir}/usr/lib"
mv ${PKGDESTDIR}/usr/lib/debug ${_destdir}/usr/lib
if [ $? -ne 0 ]; then
msg_red "$pkgver: failed to create debug pkg\n"
return 1
fi
printf "${pkgver} " >> ${_destdir}/rdeps
rmdir --ignore-fail-on-non-empty "${PKGDESTDIR}/usr/lib" 2>/dev/null
return 0
}
hook() {
local fname= x= f= _soname= STRIPCMD=
if [ -n "$nostrip" ]; then
return 0
fi
STRIPCMD=/usr/bin/$STRIP
find ${PKGDESTDIR} -type f | while read f; do
if [[ $f =~ ^${PKGDESTDIR}/usr/lib/debug/ ]]; then
continue
fi
fname=${f##*/}
for x in ${nostrip_files}; do
if [ "$x" = "$fname" ]; then
found=1
break
fi
done
if [ -n "$found" ]; then
unset found
continue
fi
case "$(file -bi "$f")" in
application/x-executable*)
chmod +w "$f"
if [[ $(file $f) =~ "statically linked" ]]; then
# static binary
if ! $STRIPCMD "$f"; then
msg_red "$pkgver: failed to strip ${f#$PKGDESTDIR}\n"
return 1
fi
echo " Stripped static executable: ${f#$PKGDESTDIR}"
else
make_debug "$f"
if ! $STRIPCMD "$f"; then
msg_red "$pkgver: failed to strip ${f#$PKGDESTDIR}\n"
return 1
fi
echo " Stripped executable: ${f#$PKGDESTDIR}"
unset nopie_found
for x in ${nopie_files}; do
if [ "$x" = "${f#$PKGDESTDIR}" ]; then
nopie_found=1
break
fi
done
if [ -z "$nopie" ] && [ -z "$nopie_found" ]; then
msg_red "$pkgver: non-PIE executable found in PIE build: ${f#$PKGDESTDIR}\n"
return 1
fi
attach_debug "$f"
fi
;;
application/x-sharedlib*|application/x-pie-executable*)
local type="$(file -b "$f")"
if [[ $type =~ "no machine" ]]; then
# using ELF as a container format (e.g. guile)
echo " Ignoring ELF file without machine set: ${f#$PKGDESTDIR}"
continue
fi
chmod +w "$f"
# shared library
make_debug "$f"
if ! $STRIPCMD --strip-unneeded "$f"; then
msg_red "$pkgver: failed to strip ${f#$PKGDESTDIR}\n"
return 1
fi
if [[ $type =~ "interpreter " ]]; then
echo " Stripped position-independent executable: ${f#$PKGDESTDIR}"
else
echo " Stripped library: ${f#$PKGDESTDIR}"
fi
attach_debug "$f"
;;
application/x-archive*)
chmod +w "$f"
if ! $STRIPCMD --strip-debug "$f"; then
msg_red "$pkgver: failed to strip ${f#$PKGDESTDIR}\n"
return 1
fi
echo " Stripped static library: ${f#$PKGDESTDIR}";;
esac
done
create_debug_pkg
return $?
}