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view bin/quine2 @ 11113:aa8e4791536e
<oerjan> learn print_args_or_input Is a utility command that makes it easy to create a shell script that can be used either as a pipe or directly as a HackEgo command. Use as print_args_or_input "$@" | yourShellCode . See also shebang_args_or_input.
| author | HackBot |
|---|---|
| date | Sat, 22 Jul 2017 00:45:19 +0000 |
| parents | f2f65a1fa363 |
| children |
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#!/bin/sh a() { p=$(echo -n $(ps -p $1 -oppid | tail -1)); if ps -p $p -ocmd | tail -1 | egrep -q "^sh -c .* \| cat\$"; then ps -p $1 -ocmd | tail -1; else a $p; fi } q=$(a $$); if echo "$q" | grep -q "^bash -c"; then echo "$q" | sed "s/^bash -c/\`run/"; elif echo "$q" | grep -q "^/bin/sh /hackenv/bin/"; then echo "$q" | sed "s,^/bin/sh /hackenv/bin/,\`,"; else echo \`"$q"; fi