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/* builtins.h -- 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 "config.h"
#if defined (HAVE_UNISTD_H)
# ifdef _MINIX
# include <sys/types.h>
# endif
# include <unistd.h>
#endif
#include "command.h"
#include "general.h"
#if defined (ALIAS)
#include "alias.h"
#endif
/* Flags describing various things about a builtin. */
#define BUILTIN_ENABLED 0x01 /* This builtin is enabled. */
#define BUILTIN_DELETED 0x02 /* This has been deleted with enable -d. */
#define STATIC_BUILTIN 0x04 /* This builtin is not dynamically loaded. */
#define SPECIAL_BUILTIN 0x08 /* This is a Posix `special' builtin. */
#define ASSIGNMENT_BUILTIN 0x10 /* This builtin takes assignment statements. */
#define POSIX_BUILTIN 0x20 /* This builtins is special in the Posix command search order. */
#define LOCALVAR_BUILTIN 0x40 /* This builtin creates local variables */
#define BASE_INDENT 4
/* The thing that we build the array of builtins out of. */
struct builtin {
char *name; /* The name that the user types. */
sh_builtin_func_t *function; /* The address of the invoked function. */
int flags; /* One of the #defines above. */
char * const *long_doc; /* NULL terminated array of strings. */
const char *short_doc; /* Short version of documentation. */
char *handle; /* for future use */
};
/* Found in builtins.c, created by builtins/mkbuiltins. */
extern int num_shell_builtins; /* Number of shell builtins. */
extern struct builtin static_shell_builtins[];
extern struct builtin *shell_builtins;
extern struct builtin *current_builtin;
#endif /* BUILTINS_H */
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