Re: version 0 calling convention - Mailing list pgsql-general

From Pavel Stehule
Subject Re: version 0 calling convention
Date
Msg-id CAFj8pRAmNAPFP7jJNpprywpqcaoYjNdtmajxQOM-gzxO+0wGnA@mail.gmail.com
Whole thread Raw
In response to Re: version 0 calling convention  (Adrian Klaver <adrian.klaver@aklaver.com>)
List pgsql-general


čt 22. 7. 2021 v 18:21 odesílatel Adrian Klaver <adrian.klaver@aklaver.com> napsal:
On 7/22/21 9:18 AM, Mark Lybarger wrote:
> i have some sql functions written in c code using version 0 calling
> convention.  it's working fine on postgresql 9.6, but i'm migrating to
> v13.  has this calling convention been removed?

https://www.postgresql.org/docs/13/xfunc-c.html#id-1.8.3.13.7

"Currently only one calling convention is used for C functions (“version
1”). Support for that calling convention is indicated by writing a
PG_FUNCTION_INFO_V1() macro call for the function, as illustrated below."

>
> my function creation give an error,
>
> SQL Error [42883]: ERROR: could not find function information for
> function "test_func"
>    Hint: SQL-callable functions need an accompanying
> PG_FUNCTION_INFO_V1(funcname).


Regards

Pavel



--
Adrian Klaver
adrian.klaver@aklaver.com


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