Bash-5.2 patch 26: fix typo when specifying readline's custom color prefix

[thirdparty/bash.git] / builtins / eval.def

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.

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$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|SEVAL_NOOPTIMIZE) : EXECUTION_SUCCESS);
}