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authorjow <jow@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-08-15 13:28:23 +0000
committerjow <jow@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-08-15 13:28:23 +0000
commitf175e728fb8f4868cddbcbd2363690fd8d11e232 (patch)
tree2a565d2821400b62b05147f850d10799efd8adf9 /scripts
parent53d8f6f3739f86da2098bc1a73e6f2efc35f2696 (diff)
[scripts] add a helper script to bundle required libraries for host utilities
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@33195 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/bundle-libraries.sh114
1 files changed, 114 insertions, 0 deletions
diff --git a/scripts/bundle-libraries.sh b/scripts/bundle-libraries.sh
new file mode 100755
index 0000000000..34cd08e787
--- /dev/null
+++ b/scripts/bundle-libraries.sh
@@ -0,0 +1,114 @@
+#!/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/${token#*/lib*/}"
+ ddir="${dest%/*}"
+
+ [ -f "$token" -a ! -f "$dest" ] && {
+ _md "$ddir"
+ _cp "$token" "$dest"
+
+ case "$token" in */tls/*.so*)
+ _cp "${token%/tls/*}/${token##*/}" "$DIR/bundled/lib/${token##*/}"
+ ;; esac
+ }
+ ;; 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