Re: Call perror on popen failure - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Call perror on popen failure
Date
Msg-id 793164.1709911488@sss.pgh.pa.us
Whole thread Raw
In response to Call perror on popen failure  (Daniel Gustafsson <daniel@yesql.se>)
List pgsql-hackers
Daniel Gustafsson <daniel@yesql.se> writes:
> If popen fails in pipe_read_line we invoke perror for the error message, and
> pipe_read_line is in turn called by find_other_exec which is used in both
> frontend and backend code.  This is an old codepath, and it seems like it ought
> to be replaced with the more common logging tools we now have like in the
> attached diff (which also makes the error translated as opposed to now).  Any
> objections to removing this last perror() call?

I didn't check your replacement code in detail, but I think we have
a policy against using perror, mainly because we can't count on it
to localize consistently with ereport et al.  My grep confirms this
is the only use, so +1 for removing it.

            regards, tom lane



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