libgrust/libproc_macro/proc_macro.cc

   1 // Copyright (C) 2023 Free Software Foundation, Inc.
   2 //
   3 // This file is part of the GNU Proc Macro Library.  This library is free
   4 // software; you can redistribute it and/or modify it under the
   5 // terms of the GNU General Public License as published by the
   6 // Free Software Foundation; either version 3, or (at your option)
   7 // any later version.
   8
   9 // This library is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13
  14 // Under Section 7 of GPL version 3, you are granted additional
  15 // permissions described in the GCC Runtime Library Exception, version
  16 // 3.1, as published by the Free Software Foundation.
  17
  18 // You should have received a copy of the GNU General Public License and
  19 // a copy of the GCC Runtime Library Exception along with this program;
  20 // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  21 // <http://www.gnu.org/licenses/>.
  22
  23 #include "proc_macro.h"
  24
  25 namespace ProcMacro {
  26
  27 Procmacro
  28 Procmacro::make_derive (const char *trait_name, const char **attributes,
  29                         std::uint64_t size, CustomDeriveMacro macro)
  30 {
  31   ProcmacroPayload payload;
  32   payload.custom_derive = {trait_name, attributes, size, macro};
  33   return {CUSTOM_DERIVE, payload};
  34 }
  35
  36 Procmacro
  37 Procmacro::make_attribute (const char *name, AttributeMacro macro)
  38 {
  39   ProcmacroPayload payload;
  40   payload.attribute = {name, macro};
  41   return {ATTR, payload};
  42 }
  43
  44 Procmacro
  45 Procmacro::make_bang (const char *name, BangMacro macro)
  46 {
  47   ProcmacroPayload payload;
  48   payload.bang = {name, macro};
  49   return {BANG, payload};
  50 }
  51
  52 } // namespace ProcMacro
  53
  54 ProcMacro::from_str_function_t __gccrs_proc_macro_from_str_fn = nullptr;