checksum.sh (264B)
1 if command -v sha256sum >/dev/null; then 2 exec sha256sum "$@" 3 elif command -v sha256 >/dev/null; then 4 exec sha256 "$@" 5 elif command -v shasum >/dev/null; then 6 exec shasum -a 256 "$@" 7 else 8 printf '%s: sha256sum, sha256, or shasum required\n' "$0" >&2 9 exit 1 10 fi