From: eehab hamzeh <eehab40@hotmail.com>
To: pgsql-general@postgresql.org
Subject: compiling c function using MinGW
Date: Mon, 6 Apr 2009 13:46:19 +0000
Message-ID: <BLU133-W33B5A721A7ABF843B63CAAA0840@phx.gbl> (raw)
In-Reply-To: <f205bb120904060607u3a4d9feci55bad4a490b3cecf@mail.gmail.com>
References: <BLU133-W319D3FE0D6E866A8A2B529A0840@phx.gbl>
<f205bb120904060607u3a4d9feci55bad4a490b3cecf@mail.gmail.com>
this is how i write the command in MinGW any more direction about I. I am a new user for MinGW
gcc -shared -o hamzeh.dll tt1.o -L "c:/programme/postgresql/8.3/lib" -lpostgres
Thanks
Ihab
>
> 2009/4/6 eehab hamzeh <eehab40@hotmail.com>:
> > Hello
> >
> > I am trying to build some functions using C language. these functions are
> > mentioned in the postgresql documentation.
> >
> > http://www.postgresql.org/docs/8.3/interactive/xfunc-c.html
> >
> > Datum
> > add_one_float8(PG_FUNCTION_ARGS)
> > {
> > /* The macros for FLOAT8 hide its pass-by-reference nature. */
> > float8 arg = PG_GETARG_FLOAT8(0);
> >
> > PG_RETURN_FLOAT8(arg + 1.0);
> > }
> >
> > PG_FUNCTION_INFO_V1(makepoint);
> >
> > Datum
> > makepoint(PG_FUNCTION_ARGS)
> > {
> > /* Here, the pass-by-reference nature of Point is not hidden. */
> > Point *pointx = PG_GETARG_POINT_P(0);
> > Point *pointy = PG_GETARG_POINT_P(1);
> > Point *new_point = (Point *) palloc(sizeof(Point));
> >
> > new_point->x = pointx->x;
> > new_point->y = pointy->y;
> >
> > PG_RETURN_POINT_P(new_
> > point);
> > }
> >
> > the only function that are work are the one with int32 variable.
> > the other function bring errors and are not working
> > any body can give directions
> >
> >
> > kind regards
> > ihab
>
> Re-send to pgsql-general.
>
> Can you paste these errors and how you're compiling this?
>
> --
> Emanuel Calvo Franco
> Sumate al ARPUG !
> (www.postgres-arg.org -
> www.arpug.com.ar)
> ArPUG / AOSUG Member
> Postgresql Support & Admin
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Subject: Re: compiling c function using MinGW
In-Reply-To: <BLU133-W33B5A721A7ABF843B63CAAA0840@phx.gbl>
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