1/* builtins.h -- What a builtin looks like, and where to find them. */ 2 3/* Copyright (C) 1987,1991 Free Software Foundation, Inc. 4 5 This file is part of GNU Bash, the Bourne Again SHell. 6 7 Bash is free software; you can redistribute it and/or modify it 8 under the terms of the GNU General Public License as published by 9 the Free Software Foundation; either version 2, or (at your option) 10 any later version. 11 12 Bash is distributed in the hope that it will be useful, but WITHOUT 13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 14 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public 15 License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with Bash; see the file COPYING. If not, write to the Free 19 Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA. */ 20 21#include "config.h" 22 23#if defined (HAVE_UNISTD_H) 24# ifdef _MINIX 25# include <sys/types.h> 26# endif 27# include <unistd.h> 28#endif 29 30#include "command.h" 31#include "general.h" 32 33#if defined (ALIAS) 34#include "alias.h" 35#endif 36 37/* Flags describing various things about a builtin. */ 38#define BUILTIN_ENABLED 0x1 /* This builtin is enabled. */ 39#define BUILTIN_DELETED 0x2 /* This has been deleted with enable -d. */ 40#define STATIC_BUILTIN 0x4 /* This builtin is not dynamically loaded. */ 41#define SPECIAL_BUILTIN 0x8 /* This is a Posix `special' builtin. */ 42#define ASSIGNMENT_BUILTIN 0x10 /* This builtin takes assignment statements. */ 43 44#define BASE_INDENT 4 45 46/* The thing that we build the array of builtins out of. */ 47struct builtin { 48 char *name; /* The name that the user types. */ 49 sh_builtin_func_t *function; /* The address of the invoked function. */ 50 int flags; /* One of the #defines above. */ 51 char * const *long_doc; /* NULL terminated array of strings. */ 52 const char *short_doc; /* Short version of documenation. */ 53 char *handle; /* for future use */ 54}; 55 56/* Found in builtins.c, created by builtins/mkbuiltins. */ 57extern int num_shell_builtins; /* Number of shell builtins. */ 58extern struct builtin static_shell_builtins[]; 59extern struct builtin *shell_builtins; 60extern struct builtin *current_builtin; 61