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- #!/bin/sh
- check_command() {
- which "$1" >/dev/null 2>&1
- }
- if check_command sha512sum; then
- ret="$(sha512sum "$@")"
- elif check_command shasum; then
- ret="$(shasum -a 512 "$@")"
- elif check_command cksum; then
- ret="$(cksum -q -a sha512 "$@")"
- else
- echo "$0: no suitable sha512sum implementation was found" >&2
- exit 1
- fi
- [ "$?" -eq 0 ] || exit 1
- echo "$ret" | awk '{ print $1 }'
|
