1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
|
#!@SBINDIR@/openrc-run
# Copyright (c) 2007-2015 The OpenRC Authors.
# See the Authors file at the top-level directory of this distribution and
# https://github.com/OpenRC/openrc/blob/HEAD/AUTHORS
#
# This file is part of OpenRC. It is subject to the license terms in
# the LICENSE file found in the top-level directory of this
# distribution and at https://github.com/OpenRC/openrc/blob/HEAD/LICENSE
# This file may not be copied, modified, propagated, or distributed
# except according to the terms contained in the LICENSE file.
extra_commands="save show"
description="Sets the local clock to UTC or Local Time."
description_save="Saves the current time in the BIOS."
description_show="Displays the current time in the BIOS."
: "${clock_adjfile:=${CLOCK_ADJFILE}}"
: "${clock_args:=${CLOCK_OPTS}}"
: "${clock_systohc:=${CLOCK_SYSTOHC}}"
: "${clock:=${CLOCK:-UTC}}"
if [ "$clock" = "UTC" ]; then
utc="UTC"
utc_cmd="--utc"
else
utc="Local Time"
utc_cmd="--localtime"
fi
depend()
{
provide clock
want modules
if yesno $clock_adjfile; then
use root
fi
keyword -docker -podman -lxc -openvz -prefix -systemd-nspawn -uml -vserver -xenu -wsl
}
setupopts()
{
case "$(uname -m)" in
s390*)
utc="s390"
;;
*)
if [ -e /proc/devices ] && \
grep -q " cobd$" /proc/devices
then
utc="coLinux"
fi
;;
esac
case "$utc" in
UTC|Local" "Time);;
*) unset utc_cmd;;
esac
}
# hwclock doesn't always return non zero on error
_hwclock()
{
local err="$(hwclock "$@" 2>&1 >/dev/null)"
[ -z "$err" ] && return 0
echo "${err}" >&2
return 1
}
get_noadjfile()
{
if ! yesno $clock_adjfile; then
# Some implementations don't handle adjustments
if LC_ALL=C hwclock --help 2>&1 | grep -q -e "--noadjfile"; then
echo --noadjfile
fi
fi
}
rtc_exists()
{
local rtc=
for rtc in /dev/rtc /dev/rtc[0-9]*; do
[ -e "$rtc" ] && break
done
[ -e "$rtc" ]
}
start()
{
local retval=0 errstr="" modname
setupopts
if [ -z "$utc_cmd" ]; then
ewarn "Not setting clock for $utc system"
return 0
fi
ebegin "Setting system clock using the hardware clock [$utc]"
if [ -e /proc/modules ]; then
if ! rtc_exists; then
for x in rtc-cmos rtc genrtc; do
modprobe -q $x && rtc_exists && modname="$x" && break
done
[ -n "$modname" ] &&
ewarn "The $modname module needs to be configured in" \
"${RC_SERVICE%/*/*}/conf.d/modules or built in."
fi
fi
# Always set the kernel's time zone.
_hwclock --systz $utc_cmd $(get_noadjfile) $clock_args
: $(( retval += $? ))
if [ -e /etc/adjtime ] && yesno $clock_adjfile; then
_hwclock --adjust $utc_cmd $(get_noadjfile)
: $(( retval += $? ))
fi
if yesno ${clock_hctosys:-YES}; then
_hwclock --hctosys $utc_cmd $(get_noadjfile) $clock_args
: $(( retval += $? ))
fi
eend $retval "Failed to set the system clock"
return 0
}
stop()
{
# Don't tweak the hardware clock on LiveCD halt.
[ -n "$CDBOOT" ] && return 0
yesno ${clock_systohc:-YES} || return 0
local retval=0 errstr=""
setupopts
[ -z "$utc_cmd" ] && return 0
ebegin "Setting hardware clock using the system clock" "[$utc]"
_hwclock --systohc $utc_cmd $(get_noadjfile) $clock_args
retval=$?
eend $retval "Failed to sync clocks"
}
save()
{
clock_systohc=yes
stop
}
show()
{
setupopts
hwclock --show "$utc_cmd" $(get_noadjfile) $clock_args
}
|
