builtins.hh

/* builtins.hh -- What a builtin looks like, and where to find them. */

/* Copyright (C) 1987-2009 Free Software Foundation, Inc.

   This file is part of GNU Bash, the Bourne Again SHell.

   Bash is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.

   Bash is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with Bash.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef BUILTINS_H
#define BUILTINS_H

#include "bashtypes.hh"

namespace bash
{

/* Flags describing various things about a builtin. */
enum builtin_flags
{
  BUILTIN_ENABLED = 0x01,    // This builtin is enabled.
  BUILTIN_DELETED = 0x02,    // This has been deleted with enable -d.
  STATIC_BUILTIN = 0x04,     // This builtin is not dynamically loaded.
  SPECIAL_BUILTIN = 0x08,    // This is a Posix `special' builtin.
  ASSIGNMENT_BUILTIN = 0x10, // This builtin takes assignment statements.
  POSIX_BUILTIN
  = 0x20, // This builtin is special in the Posix command search order.
  LOCALVAR_BUILTIN = 0x40, // This builtin creates local variables.
  ARRAYREF_BUILTIN = 0x80  // This builtin takes array references as arguments.
};

static inline builtin_flags
operator| (const builtin_flags &a, const builtin_flags &b)
{
  return static_cast<builtin_flags> (static_cast<uint32_t> (a)
                                     | static_cast<uint32_t> (b));
}

constexpr int BASE_INDENT = 4;

} // namespace bash

#endif /* BUILTINS_H */