bug in 2.2.0-final with pipes and /proc/self/fd/N

Zack Weinberg (zack@rabi.columbia.edu)
Mon, 25 Jan 1999 16:43:56 -0500

In 2.2.0-final, if standard output is a pipe, /proc/self/fd/1 can be
stat()ed successfully, but attempting to open it again fails with
ENOENT.

Example:

$ sh | cat
exec 3>/proc/self/fd/1
sh: /proc/self/fd/1: No such file or directory

zw

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