Add cpu_info.sh

scripts/cpu_info.sh

@@ -0,0 +1,58 @@
+#!/usr/bin/env bash
+# setting the locale, some users have issues with different locales, this forces the correct one
+export LC_ALL=en_US.UTF-8
+
+current_dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+source $current_dir/utils.sh
+
+get_percent()
+{
+  case $(uname -s) in
+    Linux)
+      percent=$(LC_NUMERIC=en_US.UTF-8 top -bn2 -d 0.01 | grep "Cpu(s)" | tail -1 | sed "s/.*, *\([0-9.]*\)%* id.*/\1/" | awk '{print 100 - $1"%"}')
+      normalize_percent_len $percent
+      ;;
+
+    Darwin)
+      cpuvalue=$(ps -A -o %cpu | awk -F. '{s+=$1} END {print s}')
+      cpucores=$(sysctl -n hw.logicalcpu)
+      cpuusage=$(( cpuvalue / cpucores ))
+      percent="$cpuusage%"
+      normalize_percent_len $percent
+      ;;
+
+    CYGWIN*|MINGW32*|MSYS*|MINGW*)
+      # TODO - windows compatability
+      ;;
+  esac
+}
+
+get_load() {
+  case $(uname -s) in
+  Linux | Darwin)
+    loadavg=$(uptime | awk -F'[a-z]:' '{ print $2}' | sed 's/,//g')
+    echo $loadavg
+    ;;
+
+  CYGWIN* | MINGW32* | MSYS* | MINGW*)
+    # TODO - windows compatability
+    ;;
+  esac
+}
+
+main() {
+  # storing the refresh rate in the variable RATE, default is 5
+  RATE=$(get_tmux_option "@tmux2k-refresh-rate" 5)
+  cpu_load=$(get_tmux_option "@tmux2k-cpu-display-load" false)
+  if [ "$cpu_load" = true ]; then
+    echo "$(get_load)"
+  else
+    cpu_label=$(get_tmux_option "@tmux2k-cpu-usage-label" "")
+    cpu_percent=$(get_percent)
+    echo "$cpu_label $cpu_percent"
+  fi
+  sleep $RATE
+}
+
+# run main driver
+main