-
-/* Parse and execute a command, returning its return code. */
-static int
-execute_command (void)
-{
- int result;
-
- /* Read the command's first token.
- The first token is part of the first line of the command. */
- getl_set_prompt_style (GETL_PROMPT_FIRST);
- lex_get ();
- if (token == T_STOP)
- return CMD_EOF;
-
- /* Parse the command.
- Any lines read after the first token must be continuation
- lines. */
- getl_set_prompt_style (GETL_PROMPT_LATER);
- result = cmd_parse ();
-
- /* Unset the /ALGORITHM subcommand if it was used */
- unset_cmd_algorithm ();
-
- /* Clear any auxiliary data from the dictionary. */
- dict_clear_aux (default_dict);
-
- return result;
-}
-
-/* Print an error message corresponding to the command return code
- CODE. */
-static void
-handle_error (int code)
-{
- if (code == CMD_CASCADING_FAILURE && !getl_is_interactive ())
- {
- msg (SW, _("This command not executed. Stopping here "
- "to avoid cascading failures."));
- getl_abort_noninteractive ();
- return;
- }
-
- switch (code)
- {
- case CMD_FAILURE:
- case CMD_CASCADING_FAILURE:
- msg (SW, _("This command not executed."));
- break;
-
- case CMD_PART_SUCCESS_MAYBE:
- msg (SW, _("Skipping the rest of this command. Part of "
- "this command may have been executed."));
- break;
-
- case CMD_PART_SUCCESS:
- msg (SW, _("Skipping the rest of this command. This "
- "command was fully executed up to this point."));
- break;
-
- case CMD_TRAILING_GARBAGE:
- msg (SW, _("Trailing garbage was encountered following "
- "this command. The command was fully executed "
- "to this point."));
- break;
-
- default:
- abort ();
- }
-
- if (!getl_is_interactive ())
- {
- while (token != T_STOP && token != '.')
- lex_get ();
- }
- else
- {
- msg (SW, _("The rest of this command has been discarded."));
- lex_discard_line ();
- }
-}