------------------------------------------------------------------------------
--                             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_core";

library project GnatColl_Python is

   Version := External ("GNATCOLL_VERSION", "0.0");
   Name    := "gnatcoll_python";

   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");

   Python_CFLAGS     := External_As_List ("GNATCOLL_PYTHON_CFLAGS", " ");
   Python_Libs       := External_As_List ("GNATCOLL_PYTHON_LIBS", " ");
   Python_Static_Lib := External("GNATCOLL_PYTHON_STATIC_LIB", "");
   Libpython_Kind := External("GNATCOLL_LIBPYTHON_KIND", "shared");

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

   case Library_Type is
      when "relocatable" =>
         for Library_Version use "lib" & Name & Gnatcoll_Core.So_Ext & "." & Version;
         for Leading_Library_Options use External_As_List ("LDFLAGS", " ");
         case Libpython_Kind is
            when "shared" =>
               for Library_Options use Python_Libs;
         end case;
      when others =>
         null;
   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") & Python_CFLAGS;

         when "PROD" =>
            --  Do not use -gnatwe for production mode
            for Switches ("Ada") use ("-O2", "-gnatn", "-gnatwaCJ");
            for Switches ("C") use ("-O2", "-Wunreachable-code") & Python_CFLAGS;
      end case;
      for Switches ("Ada") use Compiler'Switches ("Ada")
        & External_As_List ("ADAFLAGS", " ");
      for Switches ("C") use Compiler'Switches ("C")
        & External_As_List ("CFLAGS", " ")
        & External_As_List ("CPPFLAGS", " ");
   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 Linker is
      case Libpython_Kind is
         when "shared" =>
            for Linker_Options use Python_Libs;
         when others =>
            for Linker_Options use (Python_Static_Lib) & Python_Libs;
      end case;
   end Linker;

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

end GnatColl_Python;