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executable file 15 lines (12 sloc) 403 Bytes
#!/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" "$@"