*
* Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org>
*
- * This program 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 of the License, or
- * (at your option) any later version.
- *
- * This program 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 this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
/* Read a line from stdin. If the first non-whitespace char is 'y' or 'Y',
* return 1. Otherwise return 0.
*/
-
-#include <stdio.h>
-#include <ctype.h>
#include "libbb.h"
-int bb_ask_confirmation(void)
+int FAST_FUNC bb_ask_confirmation(void)
{
- int retval = 0;
- int first = 1;
+ char first = 0;
int c;
while (((c = getchar()) != EOF) && (c != '\n')) {
- /* Make sure we get the actual function call for isspace,
- * as speed is not critical here. */
- if (first && !(isspace)(c)) {
- --first;
- if ((c == 'y') || (c == 'Y')) {
- ++retval;
- }
+ if (first == 0 && !isblank(c)) {
+ first = c|0x20;
}
}
- return retval;
+ return first == 'y';
}