diff options
Diffstat (limited to 'builtins/return.def')
| -rw-r--r-- | builtins/return.def | 38 |
1 files changed, 24 insertions, 14 deletions
diff --git a/builtins/return.def b/builtins/return.def index 23389c0..641ee16 100644 --- a/builtins/return.def +++ b/builtins/return.def @@ -1,23 +1,22 @@ This file is return.def, from which is created return.c. It implements the builtin "return" in Bash. -Copyright (C) 1987-2003 Free Software Foundation, Inc. +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 2, or (at your option) any later -version. +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. +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; see the file COPYING. If not, write to the Free Software -Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA. +You should have received a copy of the GNU General Public License +along with Bash. If not, see <http://www.gnu.org/licenses/>. $PRODUCES return.c @@ -25,8 +24,14 @@ $BUILTIN return $FUNCTION return_builtin $SHORT_DOC return [n] -Causes a function to exit with the return value specified by N. If N -is omitted, the return status is that of the last command. +Return from a shell function. + +Causes a function or sourced script to exit with the return value +specified by N. If N is omitted, the return status is that of the +last command executed within the function or script. + +Exit Status: +Returns N, or failure if the shell is not executing a function or script. $END #include <config.h> @@ -42,6 +47,7 @@ $END #include "../shell.h" #include "common.h" +#include "bashgetopt.h" extern int last_command_exit_value; extern int subshell_environment; @@ -54,6 +60,10 @@ int return_builtin (list) WORD_LIST *list; { + if (no_options (list)) + return (EX_USAGE); + list = loptend; /* skip over possible `--' */ + return_catch_value = get_exitstat (list); if (return_catch_flag) |