screen: added cputemp script and rearranged hardstatus widgets order

screen/.config/screen/bin/cputemp.sh

@@ -0,0 +1,115 @@
+#!/bin/sh
+# Returns the temperature of the CPUs.
+# The temperature is extracted from the package, if available, otherwise from
+# the highest measurement of all cores for each CPU.
+# See: https://www.kernel.org/doc/html/latest/hwmon/coretemp.html
+
+set -e
+
+while [ $# -gt 0 ] ; do
+  case "$1" in
+    "--newline")
+      newline=1
+    ;;
+    "--unit")
+      unitsymbol="°C"
+    ;;
+    "--color")
+      case $2 in
+        "screen")
+          shift
+          colorize=1
+          colgreen="\005{g}"
+          colyellow="\005{y}"
+          colred="\005{r}"
+          colred_blink="\005{+B r}"
+          colend="\005{-}"
+        ;;
+        "lemonbar")
+          shift
+          colorize=1
+          # xterm ANSI color palette
+          colgreen="%{F#00CD00}"
+          colyellow="%{F#CDCD00}"
+          colred="%{F#CD0000}"
+          colred_blink="%{F#000000}%{B#CD0000}" # no blinking available :(
+          colend="%{F-}"
+          colbgend="%{B-}"
+          ;;
+        "ansi"|""|"--"*)
+          case "$2" in
+            "--"*|"")
+              : # skip if it's a parameter or is empty
+            ;;
+            *)
+              shift
+            ;;
+          esac
+            colorize=1
+            colgreen="\033[0;32m"
+            colyellow="\033[0;33m"
+            colred="\033[0;31m"
+            colred_blink="\033[5;31m"
+            colend="\033[0m"
+          ;;
+        *)
+          printf "Color coding not supported. Aborting...\n"
+          exit 1
+        ;;
+      esac
+    ;;
+    *)
+      printf "Parameter not recognized. Aborting...\n"
+      exit 1
+    ;;
+  esac
+  shift
+done
+
+multi_cpu=0
+
+__colorize() {
+  if [ "$1" -lt 75 ]; then
+    color="$colgreen"
+  elif [ "$1" -lt 80 ]; then
+    color="$colyellow"
+  elif [ "$1" -lt 85 ]; then
+    color="$colred"
+  else
+    color="$colred_blink"
+  fi
+}
+
+for cpu in /sys/devices/platform/coretemp.?; do
+  [ -r "$cpu" ] || continue
+  for cpu_hwmon in "$cpu"/hwmon/hwmon?; do
+    is_package=0
+    while read -r f_content; do
+      case "$f_content" in
+        "Package id "[0-9])
+          is_package=1
+        ;;
+      esac
+    done < "$cpu_hwmon/temp1_label"
+    cpu_temp="-99"
+    for core_temp_path in "$cpu_hwmon"/temp?_input; do
+      while read -r f_content; do
+        core_temp="${f_content%[0-9][0-9][0-9]}"
+        [ "$core_temp" -gt $cpu_temp ] && cpu_temp="$core_temp"
+      done < "$core_temp_path"
+      [ $is_package = 1 ] && break
+    done
+    [ "$colorize" = 1 ] && __colorize "$cpu_temp"
+    if [ $multi_cpu = 1 ]; then
+      sep="|"
+    else
+      sep=""
+      multi_cpu=1
+    fi
+    printf "%b%s%s%b%s" "$color" "$cpu_temp" "$unitsymbol" "$colend$colbgend" "$sep"
+    # Only one hwmonX should be in hwmon, pick the first in case of multiple
+    break
+  done
+done
+
+[ "$newline" = 1 ] && printf "\n" || :

screen/.screenrc

@@ -17,11 +17,12 @@ defscrollback 10000
 # backtick id lifespan autorefresh cmd args...
 backtick 1 10 10 $HOME/.config/screen/bin/battery.sh --unit --symbols ascii --icon ascii --color screen
 backtick 2 10 10 $HOME/.config/screen/bin/netinfo.sh --icon ascii --color screen
+backtick 3 10 10 $HOME/.config/screen/bin/cputemp.sh --unit --color screen
 
 # Statusbar
 hardstatus on
 hardstatus alwayslastline
-hardstatus string '%-Lw%?%E%{= ck}%:%{= mk}%? %n%f %t %{-}%+Lw%{= dd}%=%{b}%D %d %M %c%=%{K}[%{y}Avg: %l%{K}][%1`%{K}][%2`]'
+hardstatus string '%-Lw%?%E%{= ck}%:%{= mk}%? %n%f %t %{-}%+Lw%{= dd}%=%{b}%D %d %M %c%=%{K}[%{y}Avg: %l%{K}][%3`%{K}][%2`][%1`]'
 
 # Window captions
 caption always