#!/bin/bash -ex

# delete empty entries in the LD_LIBRARY_PATH
# i.e. change "/a/b/c:/1/2/3::/other" into "/a/b/c:/1/2/3:/other"
# if we don't do this, then ldconfig gets confused with "" as arguments of dirs
# to add to the cache
LD_LIBRARY_PATH="${LD_LIBRARY_PATH//::/:}"
# Remove leading empty element if it exists
LD_LIBRARY_PATH="${LD_LIBRARY_PATH#:}"
# Remove trailing empty element if it exists
LD_LIBRARY_PATH="${LD_LIBRARY_PATH%:}"

# run ldconfig on our LD_LIBRARY_PATH lib dirs
IFS=':' read -ra PATHS <<< "$LD_LIBRARY_PATH"
mkdir -p "$SNAP_DATA/etc"
ldconfig -v -C "$SNAP_DATA/etc/ld.so.cache" "${PATHS[@]}"