Обсуждение: pl pgsql grammer file contains error

Paramveer.Singh@trilogy.com writes:
> I tried to extend the grammer for plpgsql by editing
> postgresql-7.4.3/src/pl/plpgsql/src/gram.y
> but as soon as you compile it (even without any changes)
> it gives an error
> user$ make
> bison -y -d gram.y
> /usr/bin/m4: ERROR: EOF in string

What Bison version are you using?  It appears to be broken.

> Has this been overlooked as the generated C file is also present in the
> distro and no one noticed that the grammer file does not compile any more?

Hardly.

            regards, tom lane

On 8/12/2004 10:52 AM, Paramveer.Singh@trilogy.com wrote:

> Further info on the problem I sent some hours back:
> the version of bison I am using is: 1.75

PostgreSQL development requires bison 1.875 or better.


Jan

> version of m4:
> ----- Forwarded by Paramveer Singh/Trilogy on 12/08/2004 08:38 PM -----
>
>
> Paramveer Singh
> 12/08/2004 07:58 PM
>
>
>         To:     pgsql-general@postgresql.org
>         cc:
>         Subject:        pl pgsql grammer file contains error
>
> hi!
> I tried to extend the grammer for plpgsql by editing
>
> postgresql-7.4.3/src/pl/plpgsql/src/gram.y
>
> but as soon as you compile it (even without any changes)
> it gives an error
>
> user$ make
> bison -y -d gram.y
> /usr/bin/m4: ERROR: EOF in string
>
> Has this been overlooked as the generated C file is also present in the
> distro and no one noticed that the grammer file does not compile any more?
>
> The database still installs and runs fine if installed using the configure
> and make drill
>
> thanks
> paraM
>


--
#======================================================================#
# It's easier to get forgiveness for being wrong than for being right. #
# Let's break this rule - forgive me.                                  #
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Paramveer.Singh@trilogy.com writes:
> Further info on the problem I sent some hours back:
> the version of bison I am using is: 1.75

We recommend 1.875 or later.  I don't recall about 1.75 in particular,
but there were some outright-buggy bison releases right around that time.

            regards, tom lane