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| #!/bin/sh | |
| set -eo pipefail | |
| in="$(mktemp)" | |
| out="$(mktemp)" | |
| trap "rm '$in' '$out'" EXIT | |
| cat /dev/stdin > "$in" | |
| "$@" < "$in" 2>/dev/null > "$out" && cat "$out" || cat "$in" |
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