1  // Copyright (C) 2020-2023 Free Software Foundation, Inc.
       2  
       3  // This file is part of GCC.
       4  
       5  // GCC is free software; you can redistribute it and/or modify it under
       6  // the terms of the GNU General Public License as published by the Free
       7  // Software Foundation; either version 3, or (at your option) any later
       8  // version.
       9  
      10  // GCC is distributed in the hope that it will be useful, but WITHOUT ANY
      11  // WARRANTY; without even the implied warranty of MERCHANTABILITY or
      12  // FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
      13  // for more details.
      14  
      15  // You should have received a copy of the GNU General Public License
      16  // along with GCC; see the file COPYING3.  If not see
      17  // <http://www.gnu.org/licenses/>.
      18  
      19  #ifndef RUST_EXTERN_CRATE_H
      20  #define RUST_EXTERN_CRATE_H
      21  
      22  #include "rust-system.h"
      23  #include "rust-imports.h"
      24  
      25  namespace Rust {
      26  namespace Imports {
      27  
      28  class ExternCrate
      29  {
      30  public:
      31    ExternCrate (Import::Stream &stream);
      32    ~ExternCrate ();
      33  
      34    bool ok () const;
      35  
      36    bool load (Location locus);
      37  
      38    const std::string &get_crate_name () const;
      39  
      40    const std::string &get_metadata () const;
      41  
      42    static bool string_to_int (Location locus, const std::string &s,
      43  			     bool is_neg_ok, int *ret);
      44  
      45  private:
      46    Import::Stream &import_stream;
      47  
      48    std::string crate_name;
      49    std::string metadata_buffer;
      50  };
      51  
      52  } // namespace Imports
      53  } // namespace Rust
      54  
      55  #endif // RUST_EXTERN_CRATE_H