------------------------------------------------------------------------------
--                             G N A T C O L L                              --
--                                                                          --
--                    Copyright (C) 2015-2020, 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 "gnatcoll";
with "gnatcoll_sql";

project GnatColl_Sqlite is

   Version := External ("GNATCOLL_VERSION", "0.0");
   OS      := External ("OS", "unix");
   Name    := "gnatcoll_sqlite";

   type Build_Type is ("DEBUG", "PROD");
   Build : Build_Type :=
       External ("GNATCOLL_BUILD_MODE", External ("BUILD", "PROD"));

   type Library_Type_Type is ("relocatable", "static", "static-pic");
   Library_Type : Library_Type_Type := External ("LIBRARY_TYPE", "static");

   for Library_Kind    use Library_Type;
   for Object_Dir      use "obj/" & Project'Library_Kind;
   for Library_Dir     use "lib/" & Project'Library_Kind;
   for Library_Name    use Name;
   for Library_Version use "lib" & Name & Gnatcoll.So_Ext & "." & Version;

   for Languages use ("Ada", "C");

   Thread_Lib := ();

   case Library_Type is
      when "relocatable" =>
         for Library_Interface use ("gnatcoll.sql.sqlite");
      when others =>
         null;
   end case;

   case OS is
      when "Windows_NT" =>
         null;
      when others =>
         Thread_Lib := ("-lpthread");
   end case;

   type Sqlite_Dep_Kind is ("embedded", "external");
   Sqlite_Dep : Sqlite_Dep_Kind := External ("GNATCOLL_SQLITE", "embedded");

   case Sqlite_Dep is
      when "embedded" =>
         for Source_Dirs use (".", "amalgamation");
      when "external" =>
         for Source_Dirs use (".");
         for Library_Options use ("-lsqlite3") & Thread_Lib;
   end case;

   package Compiler is
      case Build is
         when "DEBUG" =>
            for Switches ("Ada") use
              ("-g", "-O0", "-gnata", "-gnatVa", "-gnatQ", "-gnaty", "-gnateE",
               "-gnatwaCJe", "-fstack-check");
            for Switches ("C") use ("-g", "-Wunreachable-code");

         when "PROD" =>
            --  Do not use -gnatwe for production mode
            for Switches ("Ada") use ("-O2", "-gnatn", "-gnatwaCJ");
            for Switches ("C") use ("-O2", "-Wunreachable-code");
      end case;

      case Sqlite_Dep is
         when "embedded" =>
            for Switches ("C") use Compiler'Switches ("C")
               & ("-DSQLITE_OMIT_LOAD_EXTENSION",
                  "-D__EXTENSIONS__",
                  "-O3");
         when others =>
            null;
      end case;
   end Compiler;

   package Binder is
      case Build is
         when "DEBUG" =>
            for Switches ("Ada") use ("-E");
         when "PROD" =>
            null;
      end case;
   end Binder;

   package Builder is
      case Build is
         when "DEBUG" =>
            for Global_Configuration_Pragmas use "../gnat_debug.adc";
         when "PROD" =>
            null;
      end case;
   end Builder;

   package Ide is
      for VCS_Kind use "Git";
   end Ide;

   package Linker is
      case Sqlite_Dep is
         when "embedded" =>
            for Linker_Options use Thread_Lib;
         when "external" =>
            for Linker_Options use ("-lsqlite3") & Thread_Lib;
      end case;
   end Linker;

end GnatColl_Sqlite;