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linux: Add baraction script
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#!/bin/sh | ||
# Example Bar Action Script for Linux. | ||
# Requires: acpi, iostat. | ||
# Tested on: Debian 10, Fedora 31. | ||
# | ||
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print_date() { | ||
# The date is printed to the status bar by default. | ||
# To print the date through this script, set clock_enabled to 0 | ||
# in spectrwm.conf. Uncomment "print_date" below. | ||
FORMAT="%a %b %d %R %Z %Y" | ||
DATE=`date "+${FORMAT}"` | ||
echo -n "${DATE} " | ||
} | ||
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print_mem() { | ||
MEM=`/usr/bin/free -m | grep ^Mem: | sed -E 's/ +/ /g' | cut -d ' ' -f4` | ||
echo -n "Free mem: ${MEM}M " | ||
} | ||
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_print_cpu() { | ||
printf "CPU: %3d%% User %3d%% Nice %3d%% Sys %3d%% Idle " $1 $2 $3 $6 | ||
} | ||
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print_cpu() { | ||
OUT="" | ||
# Remove the decimal part from all the percentages. | ||
while [ "${1}x" != "x" ]; do | ||
OUT="$OUT `echo "${1}" | cut -d '.' -f1`" | ||
shift; | ||
done | ||
_print_cpu $OUT | ||
} | ||
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print_cpuspeed() { | ||
CPU_SPEED=`/usr/bin/lscpu | grep '^CPU MHz:' | sed -E 's/ +/ /g' | cut -d ' ' -f3 | cut -d '.' -f1` | ||
printf "CPU speed: %4d MHz " $CPU_SPEED | ||
} | ||
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print_bat() { | ||
AC_STATUS="$3" | ||
BAT_STATUS="$6" | ||
# Most battery statuses fit into a single word, except "Not charging" | ||
# for which we need to have special handling. | ||
if [ "$BAT_STATUS" = "Not" ]; then | ||
BAT_STATUS="$BAT_STATUS $7" | ||
shift | ||
fi | ||
BAT_LEVEL="`echo "$7" | tr -d ','`" | ||
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if [ "$AC_STATUS" != "" -o "$BAT_STATUS" != "" ]; then | ||
if [ "$BAT_STATUS" = "Discharging," ]; then | ||
echo -n "on battery ($BAT_LEVEL)" | ||
else | ||
case "$AC_STATUS" in | ||
on-line) | ||
AC_STRING="on AC: " | ||
;; | ||
*) | ||
AC_STRING="" | ||
;; | ||
esac | ||
case "$BAT_STATUS" in | ||
"") | ||
BAT_STRING="(no battery)" | ||
;; | ||
*harging,|Full,) | ||
BAT_STRING="(battery $BAT_LEVEL)" | ||
;; | ||
*) | ||
BAT_STRING="(battery unknown)" | ||
;; | ||
esac | ||
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FULL="${AC_STRING}${BAT_STRING}" | ||
if [ "$FULL" != "" ]; then | ||
echo -n "$FULL" | ||
fi | ||
fi | ||
fi | ||
} | ||
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# Cache the output of acpi(8), no need to call that every second. | ||
ACPI_DATA="" | ||
I=0 | ||
while :; do | ||
IOSTAT_DATA=`/usr/bin/iostat -c | grep '[0-9]$'` | ||
if [ $I -eq 0 ]; then | ||
ACPI_DATA=`/usr/bin/acpi -a 2>/dev/null; /usr/bin/acpi -b 2>/dev/null` | ||
fi | ||
# print_date | ||
print_mem | ||
print_cpu $IOSTAT_DATA | ||
print_cpuspeed | ||
print_bat $ACPI_DATA | ||
echo "" | ||
I=$(( ( ${I} + 1 ) % 11 )) | ||
sleep 1 | ||
done |