Rev | Line | |
---|
[821] | 1 | /* vi: set sw=4 ts=4: */
|
---|
| 2 | /*
|
---|
| 3 | * bb_ask_confirmation implementation for busybox
|
---|
| 4 | *
|
---|
| 5 | * Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org>
|
---|
| 6 | *
|
---|
[1765] | 7 | * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
|
---|
[821] | 8 | */
|
---|
| 9 |
|
---|
| 10 | /* Read a line from stdin. If the first non-whitespace char is 'y' or 'Y',
|
---|
| 11 | * return 1. Otherwise return 0.
|
---|
| 12 | */
|
---|
| 13 |
|
---|
| 14 | #include "libbb.h"
|
---|
| 15 |
|
---|
| 16 | int bb_ask_confirmation(void)
|
---|
| 17 | {
|
---|
| 18 | int retval = 0;
|
---|
| 19 | int first = 1;
|
---|
| 20 | int c;
|
---|
| 21 |
|
---|
| 22 | while (((c = getchar()) != EOF) && (c != '\n')) {
|
---|
| 23 | /* Make sure we get the actual function call for isspace,
|
---|
| 24 | * as speed is not critical here. */
|
---|
| 25 | if (first && !(isspace)(c)) {
|
---|
| 26 | --first;
|
---|
| 27 | if ((c == 'y') || (c == 'Y')) {
|
---|
| 28 | ++retval;
|
---|
| 29 | }
|
---|
| 30 | }
|
---|
| 31 | }
|
---|
| 32 |
|
---|
| 33 | return retval;
|
---|
| 34 | }
|
---|
Note:
See
TracBrowser
for help on using the repository browser.