2009/4/6 eehab hamzeh <eehab40@xxxxxxxxxxx>: > 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 -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general
