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#!/bin/sh
set -eu
# cleanup stray hint files from a previous run
find -type f -name '*:meta' -delete
# skip non-copyright-protected Debian files
RE_debian='debian/(changelog|copyright(-check|_hints)?|source/lintian-overrides)'
# extract metadata
RE_meta='.*\.(png|xcf)'
exiftool '-textOut!' %d%f.%e:meta -short -short -recurse -ext png -ext xcf .
# check for copyright and licensing statements
licensecheck --copyright --deb-machine --recursive --lines 0 --check '.*' --ignore "^($RE_meta|$RE_debian)$" -- * > debian/copyright_hints
# tidy listing of diverted files
sed -i -e 's/:meta$//' -e 's/:skip$//' debian/copyright_hints
# cleanup hint files
find -type f -name '*:meta' -delete
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