Re: pgbench - add \if support

Hello Teodor,

> Patch seems usefull and commitable except comments in conditional.[ch]. I'd 
> like to top/header comment in each file more detailed and descriptive. As for 
> now it mentions only psql usage without explaining how it is basic or common.

Indeed, it was not updated.

I've fixed the file names and added a simple description at the beginning 
of the header file, and a one liner in the code file.

Do you think that more is needed?

The patch also needed a rebase after the hash function addition.

-- 
Fabien.