mirror of https://github.com/n-hys/bash.git
58 lines
1.6 KiB
Modula-2
58 lines
1.6 KiB
Modula-2
This file is eval.def, from which is created eval.c.
|
|
It implements the builtin "eval" in Bash.
|
|
|
|
Copyright (C) 1987-2016 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/>.
|
|
|
|
$PRODUCES eval.c
|
|
|
|
$BUILTIN eval
|
|
$FUNCTION eval_builtin
|
|
$SHORT_DOC eval [arg ...]
|
|
Execute arguments as a shell command.
|
|
|
|
Combine ARGs into a single string, use the result as input to the shell,
|
|
and execute the resulting commands.
|
|
|
|
Exit Status:
|
|
Returns exit status of command or success if command is null.
|
|
$END
|
|
|
|
#include <config.h>
|
|
#if defined (HAVE_UNISTD_H)
|
|
# ifdef _MINIX
|
|
# include <sys/types.h>
|
|
# endif
|
|
# include <unistd.h>
|
|
#endif
|
|
|
|
#include "../shell.h"
|
|
#include "bashgetopt.h"
|
|
#include "common.h"
|
|
|
|
/* Parse the string that these words make, and execute the command found. */
|
|
int
|
|
eval_builtin (list)
|
|
WORD_LIST *list;
|
|
{
|
|
if (no_options (list))
|
|
return (EX_USAGE);
|
|
list = loptend; /* skip over possible `--' */
|
|
|
|
return (list ? evalstring (string_list (list), "eval", SEVAL_NOHIST) : EXECUTION_SUCCESS);
|
|
}
|