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Subjectpermissions not honoured by /bin/pwd aka getcwd

Why is /bin/pwd (or getcwd) allowed to return an output in the following
command sequence?

% mkdir -p really/closed; cd really/closed; chmod 000 ..; /bin/pwd

Harald Kirsch

Harald Kirsch,, +49 721 6091 369 |
FhG/IITB, Fraunhoferstr.1, 76131 Karlsruhe |

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