Annotation of /tags/mkinitrd-6_3_1/busybox/coreutils/sleep.c
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Sat Sep 1 22:45:15 2007 UTC (16 years, 9 months ago) by niro
Original Path: trunk/mkinitrd-magellan/busybox/coreutils/sleep.c
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File size: 1376 byte(s)
Sat Sep 1 22:45:15 2007 UTC (16 years, 9 months ago) by niro
Original Path: trunk/mkinitrd-magellan/busybox/coreutils/sleep.c
File MIME type: text/plain
File size: 1376 byte(s)
-import if magellan mkinitrd; it is a fork of redhats mkinitrd-5.0.8 with all magellan patches and features; deprecates magellan-src/mkinitrd
1 | niro | 532 | /* vi: set sw=4 ts=4: */ |
2 | /* | ||
3 | * sleep implementation for busybox | ||
4 | * | ||
5 | * Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org> | ||
6 | * | ||
7 | * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. | ||
8 | */ | ||
9 | |||
10 | /* BB_AUDIT SUSv3 compliant */ | ||
11 | /* BB_AUDIT GNU issues -- fancy version matches except args must be ints. */ | ||
12 | /* http://www.opengroup.org/onlinepubs/007904975/utilities/sleep.html */ | ||
13 | |||
14 | /* Mar 16, 2003 Manuel Novoa III (mjn3@codepoet.org) | ||
15 | * | ||
16 | * Rewritten to do proper arg and error checking. | ||
17 | * Also, added a 'fancy' configuration to accept multiple args with | ||
18 | * time suffixes for seconds, minutes, hours, and days. | ||
19 | */ | ||
20 | |||
21 | #include <stdlib.h> | ||
22 | #include <limits.h> | ||
23 | #include <unistd.h> | ||
24 | #include "busybox.h" | ||
25 | |||
26 | #ifdef CONFIG_FEATURE_FANCY_SLEEP | ||
27 | static const struct suffix_mult sfx[] = { | ||
28 | { "s", 1 }, | ||
29 | { "m", 60 }, | ||
30 | { "h", 60*60 }, | ||
31 | { "d", 24*60*60 }, | ||
32 | { NULL, 0 } | ||
33 | }; | ||
34 | #endif | ||
35 | |||
36 | int sleep_main(int argc, char **argv) | ||
37 | { | ||
38 | unsigned int duration; | ||
39 | |||
40 | #ifdef CONFIG_FEATURE_FANCY_SLEEP | ||
41 | |||
42 | if (argc < 2) { | ||
43 | bb_show_usage(); | ||
44 | } | ||
45 | |||
46 | ++argv; | ||
47 | duration = 0; | ||
48 | do { | ||
49 | duration += xatoul_range_sfx(*argv, 0, UINT_MAX-duration, sfx); | ||
50 | } while (*++argv); | ||
51 | |||
52 | #else /* CONFIG_FEATURE_FANCY_SLEEP */ | ||
53 | |||
54 | if (argc != 2) { | ||
55 | bb_show_usage(); | ||
56 | } | ||
57 | |||
58 | duration = xatou(argv[1]); | ||
59 | |||
60 | #endif /* CONFIG_FEATURE_FANCY_SLEEP */ | ||
61 | |||
62 | if (sleep(duration)) { | ||
63 | bb_perror_nomsg_and_die(); | ||
64 | } | ||
65 | |||
66 | return EXIT_SUCCESS; | ||
67 | } |