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authorAllan McRae <allan@archlinux.org>2015-03-08 12:02:50 +1000
committerAllan McRae <allan@archlinux.org>2015-03-15 15:32:58 +1000
commitf9cb4f3b9cc693a3723bd840682d399bcd1f3c87 (patch)
tree871ad348783633d6f12a666aa9f8afc85a40b994 /scripts/libmakepkg
parent22a5128985dae3d480cbc41f54eb0782b1c1bec1 (diff)
libmakepkg: move helper functions into tidy/strip
Signed-off-by: Allan McRae <allan@archlinux.org>
Diffstat (limited to 'scripts/libmakepkg')
-rw-r--r--scripts/libmakepkg/tidy/strip.sh.in50
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...")"