linktree.sh: Add linktree.sh

Signed-off-by: Jan Lindemann <jan@janware.com>

scripts/linktree.sh

@@ -0,0 +1,30 @@
+#!/bin/bash
+
+ldflags="$@"
+for f in $ldflags; do
+	echo checking $f
+	if [ "${f:0:2}" = -l ]; then
+		libs="$libs ${f:2}"
+	fi
+done
+
+echo libs=$libs
+path=$LD_LIBRARY_PATH
+path=${path//:/ }
+for l in $libs; do
+	lp=
+	for p in $path; do
+		lpc=$p/lib$l.so
+		if [ -r $lpc ]; then
+			lp=$lpc
+			break
+		fi
+	done
+	[ -n "$lp" ] || {
+		echo library $l not found in path, skipping
+		continue
+	}
+	echo ==================================== $lp
+	lddtree $lp
+done
+