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Commit | Line | Data |
---|---|---|
1 | #!/bin/bash | |
2 | ||
3 | usage() { | |
4 | cat <<-EOF | |
5 | Usage: ${0##*/} [options] | |
6 | ||
7 | Options: | |
8 | --reset reset display to no redshift | |
9 | EOF | |
10 | ||
11 | if [[ $# -eq 0 ]] ; then | |
12 | exit 0 | |
13 | else | |
14 | printf '\nERROR: %s\n' "$*" >&2 | |
15 | exit 1 | |
16 | fi | |
17 | } | |
18 | ||
19 | main() { | |
20 | cd | |
21 | export DISPLAY=:0 | |
22 | ||
23 | while [[ $# -gt 0 ]] ; do | |
24 | case $1 in | |
25 | --reset) exec redshift -x ;; | |
26 | -h|--help) usage ;; | |
27 | *) usage "Unknown option: $1" ;; | |
28 | esac | |
29 | done | |
30 | ||
31 | h=$(date +%H) | |
32 | ||
33 | declare -A temps | |
34 | temps=( | |
35 | [20]=5000 | |
36 | [21]=4500 | |
37 | [22]=4000 | |
38 | [23]=3500 | |
39 | [00]=3000 | |
40 | [01]=3000 | |
41 | [02]=3000 | |
42 | [03]=3000 | |
43 | [04]=3000 | |
44 | [05]=3000 | |
45 | [06]=3500 | |
46 | [07]=4000 | |
47 | [08]=4500 | |
48 | [09]=5000 | |
49 | ) | |
50 | ||
51 | t=${temps[${h}]} | |
52 | if [[ -z ${t} ]]; then | |
53 | exec redshift -x | |
54 | else | |
55 | exec redshift -O ${t}k | |
56 | fi | |
57 | } | |
58 | main "$@" |