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#!/usr/bin/env bash
#
# Script to install host system binaries along with required libraries.
# Refer to the --help output for more information.
#
# Copyright (C) 2012 Jo-Philipp Wich <jow@openwrt.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
DIR="$1"; shift
_cp() {
cp ${VERBOSE:+-v} -L "$1" "$2" || {
echo "cp($1 $2) failed" >&2
exit 1
}
}
_md() {
mkdir ${VERBOSE:+-v} -p "$1" || {
echo "mkdir($1) failed" >&2
exit 2
}
}
_ln() {
ln ${VERBOSE:+-v} -sf "$1" "$2" || {
echo "ln($1 $2) failed" >&2
exit 3
}
}
for LDD in ${PATH//://ldd }/ldd; do
"$LDD" --version >/dev/null 2>/dev/null && break
LDD=""
done
[ -n "$LDD" -a -x "$LDD" ] || {
echo "Unable to find working ldd" >&2
exit 4
}
for BIN in "$@"; do
[ -n "$BIN" -a -x "$BIN" -a -n "$DIR" ] || {
echo "Usage: $0 <destdir> <executable> ..." >&2
exit 1
}
[ ! -d "$DIR/bundled/lib" ] && {
_md "$DIR/bundled/lib"
_md "$DIR/bundled/usr"
_ln "../lib" "$DIR/bundled/usr/lib"
}
LDSO=""
echo "Bundling ${BIN##*/}"
for token in $("$LDD" "$BIN" 2>/dev/null); do
case "$token" in */*.so*)
case "$token" in
*ld-*.so*) LDSO="${token##*/}" ;;
*) echo " * lib: ${token##*/}" ;;
esac
dest="$DIR/bundled/lib/${token##*/}"
ddir="${dest%/*}"
[ -f "$token" -a ! -f "$dest" ] && {
_md "$ddir"
_cp "$token" "$dest"
}
;; esac
done
_md "$DIR"
# is a dynamically linked executable
if [ -n "$LDSO" ]; then
_cp "$BIN" "$DIR/bundled/${BIN##*/}"
[ -x "$DIR/bundled/run.sh" ] || {
cat <<-EOF > "$DIR/bundled/run.sh"
#!/usr/bin/env bash
dir="\$(dirname "\$0")"
bin="\$(basename "\$0")"
exec -a "\$0" "\$dir/bundled/lib/$LDSO" --library-path "\$dir/bundled/lib" "\$dir/bundled/\$bin" "\$@"
EOF
chmod ${VERBOSE:+-v} 0755 "$DIR/bundled/run.sh"
}
_ln "./bundled/run.sh" "$DIR/${BIN##*/}"
# is a static executable or non-elf binary
else
echo " * not dynamically linked"
_cp "$BIN" "$DIR/${BIN##*/}"
fi
done
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