diff options
| author | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2011-03-01 05:40:38 +0000 |
|---|---|---|
| committer | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2011-03-01 05:40:38 +0000 |
| commit | d08229790289e2bbf1e285275dd1bf3189cad078 (patch) | |
| tree | 19b3947120985c9ef4bc4b54ef1ba9f482baa7af /scripts | |
| parent | 2892cc195c04f50531f898ce0c8c66d90b11e01b (diff) | |
base-files: relink uclibc and libgcc libraries to remove leftovers of the statically linked initial libgcc
saves a few kb and gets rid of unused not exported functions as well
should also improve the reliability of mklibs
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@25800 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'scripts')
| -rwxr-xr-x | scripts/relink-lib.sh | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/scripts/relink-lib.sh b/scripts/relink-lib.sh new file mode 100755 index 000000000..5367b7093 --- /dev/null +++ b/scripts/relink-lib.sh @@ -0,0 +1,14 @@ +#!/bin/sh +[ $# -lt 4 -o -z "$1" -o -z "$2" -o -z "$3" -o -z "$4" ] && { + echo "Usage: $0 <cross> <reference> <pic .a> <destination>" + exit 1 +} + +cross="$1"; shift +ref="$1"; shift +pic="$1"; shift +dest="$1"; shift + +SYMBOLS="$(${cross}nm "$ref" | grep -E '........ [TW] ' | awk '$3 {printf "-u%s ", $3}')" +set -x +${cross}gcc -nostdlib -nostartfiles -shared -Wl,--gc-sections -o "$dest" $SYMBOLS "$pic" "$@" |