Re: Dynamic loading of C functions

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От elein
Тема Re: Dynamic loading of C functions
Дата
Msg-id 20060620212102.GS18464@varlena.com
обсуждение исходный текст
Ответ на Re: Dynamic loading of C functions  ("Jasbinder Bali" <jsbali@gmail.com>)
Список pgsql-general
Do you need to specify ....test_func.so not ...test_func
or has that changed?

--elein

On Tue, Jun 20, 2006 at 05:13:32PM -0400, Jasbinder Bali wrote:
> chmod 666 filename is something i've done to give permissions to all..
> still doesn't work.
>
>
> On 6/20/06, Bill Moran <wmoran@collaborativefusion.com> wrote:
>
>     In response to "Jasbinder Bali" <jsbali@gmail.com>:
>
>     > I've written a function in C, compiled it and trying to use the same
>     > function in one of my postgres functions like this:
>     >
>     > CREATE FUNCTION add_one(integer) RETURNS integer
>     >      AS '/usr/include/pgsql/server/test_func, 'add_one'
>     >      LANGUAGE C STRICT
>     >
>     > test_func is the name of my object file and add_one is the name of
>     > the function i want to call from test_func.c  C file.
>     >
>     > I get the follwing error
>     > ERROR:  could not access file "/usr/include/pgsql/server/test_func": No
>     such
>     > file or directory
>     >
>     > /usr/include/pgsql/server/ is exactly the path where test_func object
>     file
>     > resides.
>     > Don't know why isn't postgres able to find it there.
>     >
>     > Any kind of help would be appreciated.
>
>     Check the permissions.  Can the Postgres user read the file?
>
>     I don't remember if it has to be marked executable or not, but that's
>     something to check.
>
>     --
>     Bill Moran
>     Collaborative Fusion Inc.
>
>

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