1 This file is builtin.def, from which is created builtin.c.
2 It implements the builtin "builtin" in Bash.
4 Copyright (C) 1987, 1989, 1991 Free Software Foundation, Inc.
6 This file is part of GNU Bash, the Bourne Again SHell.
8 Bash is free software; you can redistribute it and/or modify it under
9 the terms of the GNU General Public License as published by the Free
10 Software Foundation; either version 1, or (at your option) any later
13 Bash is distributed in the hope that it will be useful, but WITHOUT ANY
14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
18 You should have received a copy of the GNU General Public License along
19 with Bash; see the file COPYING. If not, write to the Free Software
20 Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
25 $FUNCTION builtin_builtin
26 $SHORT_DOC builtin [shell-builtin [arg ...]]
27 Run a shell builtin. This is useful when you wish to rename a
28 shell builtin to be a function, but need the functionality of the
29 builtin within the function itself.
33 #if defined (HAVE_UNISTD_H)
40 extern char *this_command_name;
42 /* Run the command mentioned in list directly, without going through the
43 normal alias/function/builtin/filename lookup process. */
45 builtin_builtin (list)
49 register char *command;
52 return (EXECUTION_SUCCESS);
54 command = (list->word->word);
55 #if defined (DISABLED_BUILTINS)
56 function = builtin_address (command);
57 #else /* !DISABLED_BUILTINS */
58 function = find_shell_builtin (command);
59 #endif /* !DISABLED_BUILTINS */
63 builtin_error ("%s: not a shell builtin", command);
64 return (EXECUTION_FAILURE);
68 this_command_name = command;
70 return ((*function) (list));