Files
gnatcoll-db/pgxs/example/sample.adb
Vadim Godunko e98b78c158 U917-009 Cleanup context clauses.
Change-Id: Iac773fad85482887c88f6c529e39f33a2c4ab55b
2021-09-20 16:03:43 +03:00

74 lines
2.9 KiB
Ada

------------------------------------------------------------------------------
-- PostgreSQL server extension modules binding --
-- --
-- Copyright (C) 2020-2021, AdaCore --
-- --
-- This library is free software; you can redistribute it and/or modify it --
-- under terms of the GNU General Public License as published by the Free --
-- Software Foundation; either version 3, or (at your option) any later --
-- version. This library is distributed in the hope that it will be useful, --
-- but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHAN- --
-- TABILITY or FITNESS FOR A PARTICULAR PURPOSE. --
-- --
-- As a special exception under Section 7 of GPL version 3, you are granted --
-- additional permissions described in the GCC Runtime Library Exception, --
-- version 3.1, as published by the Free Software Foundation. --
-- --
-- You should have received a copy of the GNU General Public License and --
-- a copy of the GCC Runtime Library Exception along with this program; --
-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
-- <http://www.gnu.org/licenses/>. --
-- --
------------------------------------------------------------------------------
with PGXS.Call_Info;
with PGXS.Types;
package body Sample is
-----------
-- Get_X --
-----------
function Get_X (Args : in out PGXS.Function_Call_Info) return PGXS.Datum is
V : constant Information := Information_Bytea.Get_Arg (Args, 0);
begin
return PGXS.Call_Info.Return_Value (Args, PGXS.Types.Int_32 (V.X));
end Get_X;
-----------
-- Get_Y --
-----------
function Get_Y (Args : in out PGXS.Function_Call_Info) return PGXS.Datum is
V : constant Information := Information_Bytea.Get_Arg (Args, 0);
begin
return PGXS.Call_Info.Return_Value (Args, PGXS.Types.Int_32 (V.Y));
end Get_Y;
--------------
-- To_Bytea --
--------------
function To_Bytea
(Args : in out PGXS.Function_Call_Info) return PGXS.Datum
is
X : constant PGXS.Types.Int_32 := PGXS.Call_Info.Get_Arg (Args, 0);
Y : constant PGXS.Types.Int_32 := PGXS.Call_Info.Get_Arg (Args, 1);
begin
return
Information_Bytea.Return_Value
(Args,
(X => Integer (X),
Y => Integer (Y)));
exception
when others =>
return PGXS.Call_Info.Return_Null (Args);
end To_Bytea;
end Sample;