44 lines
1.3 KiB
Bash
Executable File
44 lines
1.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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cache_dir=~/.cache/tmux
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cache_file=$cache_dir/system-info
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# Make sure the output directory exists.
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if [ ! -d $cache_dir ]; then
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mkdir -p $cache_dir
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fi
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# Cleanup cache file when interrupted.
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trap '[ -f $cache_file ] && rm $cache_file; exit' INT
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trap '[ -f $cache_file ] && rm $cache_file; exit' TERM
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# Check if a battery is installed.
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ioreg -w0 -l | grep BatteryInstalled &> /dev/null && \
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has_battery=true || has_battery=false
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while true; do
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# # Get the current CPU temperature.
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# cpu_temp="`/usr/local/bin/osx-cpu-temp`"
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cpu_load=$(sudo powermetrics --format text \
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--sample-rate 1200 --sample-count 1 --samplers cpu_power |
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grep --color=never -E 'CPU \d idle residency:' |
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grep --color=never -Eo '\d+\.\d+' |
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gawk '$idle ~ /[-.0-9]*/ { printf "%s", substr("█▇▆▅▄▃▂▁ ", int($idle / 10), 1) }'
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)
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# Parse the current battery charge percentage.
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if $has_battery; then
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raw_battery="$(pmset -g batt | \
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grep --color=never 'InternalBattery' | \
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grep --color=never -Eo '\d+%' | \
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grep --color=never -Eo '\d+')"
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battery="$(echo $raw_battery | gawk '$battery ~ /.*/ {
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printf " %d%% %s\n", $battery, substr("", int($battery / 9), 1)
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}')"
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fi
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# Write to the cache file.
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echo "$cpu_temp$cpu_load$battery" > $cache_file
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done
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