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#!/bin/sh -ef
# Fork a package to the current directory
case "$1" in ''|--help|-h) printf '\033[1;33m-> \033[m%s\n' "usage: ${0##*/} [pkg...]" ; exit 0 ; esac
die() { printf '\033[1;31m!> \033[m%s\n' "$@" >&2; exit 1;}
for pkg; do
[ "$CPT_FORCE" != 1 ] && [ -d "${pkg##*/}" ] &&
die "$pkg already exists on the current directory." \
"You can set CPT_FORCE=1 to ignore this."
case "$pkg" in
*/*)
[ -d "$pkg" ] || die "$pkg is not a directory"
cp -r "$pkg" .
pkg=${pkg##*/}
;;
*)
cpt-search "$pkg" >/dev/null
cp -r "$(cpt-search --single "$pkg")" .
esac
# Sometimes forked packages are from the database and not from a repository.
# We should remove the manifest in such a case.
rm -f "$pkg/manifest" "$pkg/etcsums"
printf 'forked package to %s\n' "$PWD/$pkg"
done
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