diff options
Diffstat (limited to 'scripts/libmakepkg/tidy/strip.sh.in')
| -rw-r--r-- | scripts/libmakepkg/tidy/strip.sh.in | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/scripts/libmakepkg/tidy/strip.sh.in b/scripts/libmakepkg/tidy/strip.sh.in index 15d92bee..12a7eee3 100644 --- a/scripts/libmakepkg/tidy/strip.sh.in +++ b/scripts/libmakepkg/tidy/strip.sh.in @@ -30,6 +30,56 @@ source "$LIBRARY/util/option.sh" packaging_options+=('strip' 'debug') tidy_modify+=('tidy_strip') + +build_id() { + LANG=C readelf -n $1 | sed -n '/Build ID/ { s/.*: //p; q; }' +} + +strip_file() { + local binary=$1; shift + + if check_option "debug" "y"; then + local bid=$(build_id "$binary") + + # has this file already been stripped + if [[ -n "$bid" ]]; then + if [[ -f "$dbgdir/.build-id/${bid:0:2}/${bid:2}.debug" ]]; then + return + fi + elif [[ -f "$dbgdir/$binary.debug" ]]; then + return + fi + + mkdir -p "$dbgdir/${binary%/*}" + objcopy --only-keep-debug "$binary" "$dbgdir/$binary.debug" + objcopy --add-gnu-debuglink="$dbgdir/${binary#/}.debug" "$binary" + + # create any needed hardlinks + while read -rd '' file ; do + if [[ "${binary}" -ef "${file}" && ! -f "$dbgdir/${file}.debug" ]]; then + mkdir -p "$dbgdir/${file%/*}" + ln "$dbgdir/${binary}.debug" "$dbgdir/${file}.debug" + fi + done < <(find . -type f -perm -u+w -print0 2>/dev/null) + + if [[ -n "$bid" ]]; then + local target + mkdir -p "$dbgdir/.build-id/${bid:0:2}" + + target="../../../../../${binary#./}" + target="${target/..\/..\/usr\/lib\/}" + target="${target/..\/usr\/}" + ln -s "$target" "$dbgdir/.build-id/${bid:0:2}/${bid:2}" + + target="../../${binary#./}.debug" + ln -s "$target" "$dbgdir/.build-id/${bid:0:2}/${bid:2}.debug" + fi + fi + + strip $@ "$binary" +} + + tidy_strip() { if check_option "strip" "y"; then msg2 "$(gettext "Stripping unneeded symbols from binaries and libraries...")" |