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Re: psql as an execve(2) interpreter

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: brook(at)biology(dot)nmsu(dot)edu
Cc: pgsql-hackers(at)postgresql(dot)org, brook(at)nmsu(dot)edu
Subject: Re: psql as an execve(2) interpreter
Date: 2005-07-27 04:31:47
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-hackers
<brook(at)biology(dot)nmsu(dot)edu> writes:
> I would like to use pgsl as an interpreter (in the sense of
> execve(2)).  In short, if a file begins with the line

> 	     #! /path/to/psql -f

> it should be interpretable by psql.  The normal semantics of execve(2)
> ensure that this will work perfectly (indeed a file containing
> "#!/path/to/psql -l" works as expected), except for psql's nasty habit
> of not interpreting the first line as a comment.

Given that # is not a comment introducer in SQL, I would consider
it a bug if it did.

You should instead write a shell script that invokes psql.

			regards, tom lane

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