[Update] bulk update

common/.config/tmux/scripts/cpu.sh

@@ -7,15 +7,22 @@
 # cpu module icon (U+F035B).
 printf '\U000f035b '
 rt="${XDG_RUNTIME_DIR:-/tmp}"
-st="$rt/tmux_cpu_stat"   # previous totals:  tot idle
+st="$rt/tmux_cpu_stat" # previous totals:  tot idle
 
-read -r _ u n s i w rest < /proc/stat
-idle=$((i + w)); tot=$((u + n + s + i + w)); for v in $rest; do tot=$((tot + v)); done
+read -r _ u n s i w rest </proc/stat
+idle=$((i + w))
+tot=$((u + n + s + i + w))
+for v in $rest; do tot=$((tot + v)); done
 
-p_tot=0; p_idle=0
-[ -r "$st" ] && read -r p_tot p_idle < "$st"
-[ "$p_tot" -gt "$tot" ] && { p_tot=0; p_idle=0; }   # stale state from a previous boot
-printf '%s %s\n' "$tot" "$idle" > "$st"
+p_tot=0
+p_idle=0
+[ -r "$st" ] && read -r p_tot p_idle <"$st"
+[ "$p_tot" -gt "$tot" ] && {
+  p_tot=0
+  p_idle=0
+} # stale state from a previous boot
+printf '%s %s\n' "$tot" "$idle" >"$st"
 
-dt=$((tot - p_tot)); di=$((idle - p_idle))
+dt=$((tot - p_tot))
+di=$((idle - p_idle))
 if [ "$dt" -le 0 ]; then printf -- '--%%'; else printf '%d%%' $(((100 * (dt - di) + dt / 2) / dt)); fi

common/.config/tmux/scripts/mem.sh

@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
 # RAM utilisation (%) — used = MemTotal - MemAvailable, from /proc/meminfo.
 # Called from tmux status-right via #(); cached per status-interval.
-printf '\U000f0f86 '   # Waybar's memory glyph (U+F0F86), then the percentage
+printf '\U000f0f86 ' # Waybar's memory glyph (U+F0F86), then the percentage
 awk '/^MemTotal:/{t=$2} /^MemAvailable:/{a=$2} END{if(t>0)printf "%d%%",(t-a)*100/t; else printf "--%%"}' /proc/meminfo

common/.config/tmux/scripts/net.sh

@@ -10,8 +10,8 @@
 # only one of them re-samples the counters per refresh.
 which=${1:-dl}
 rt="${XDG_RUNTIME_DIR:-/tmp}"
-ctr="$rt/tmux_net_ctr"      # previous counters:  rx tx epoch.ns
-cache="$rt/tmux_net_cache"  # computed rates:     dl_rate ul_rate epoch_s
+ctr="$rt/tmux_net_ctr"     # previous counters:  rx tx epoch.ns
+cache="$rt/tmux_net_cache" # computed rates:     dl_rate ul_rate epoch_s
 
 emit() { # emit <icon-printf-escape> <rate>
   printf "$1 %s" "$2"
@@ -20,8 +20,8 @@ emit() { # emit <icon-printf-escape> <rate>
 # Reuse a fresh cache so dl and ul agree and we only sample once per refresh.
 fresh_emit() { # print from the cache and exit — if the cache is fresh enough
   [ -r "$cache" ] || return 1
-  read -r cdl cul cts < "$cache"
-  { [ -n "$cts" ] && [ "$(( $(date +%s) - cts ))" -lt 3 ]; } || return 1
+  read -r cdl cul cts <"$cache"
+  { [ -n "$cts" ] && [ "$(($(date +%s) - cts))" -lt 3 ]; } || return 1
   if [ "$which" = ul ]; then emit '\U0000f093' "$cul"; else emit '\U0000f019' "$cdl"; fi
   exit 0
 }
@@ -39,15 +39,18 @@ fresh_emit
 now=$(date +%s.%N)
 read -r rx tx < <(awk 'NR>2{gsub(/:/," "); if($1!="lo"){r+=$2; t+=$10}} END{print r+0, t+0}' /proc/net/dev)
 
-drx=0; dtx=0; dt=1
+drx=0
+dtx=0
+dt=1
 if [ -r "$ctr" ]; then
-  read -r prx ptx pnow < "$ctr"
+  read -r prx ptx pnow <"$ctr"
   dt=$(awk -v a="$now" -v b="$pnow" 'BEGIN{d=a-b; print (d>0.05)?d:1}')
-  drx=$(( rx - prx )); dtx=$(( tx - ptx ))
+  drx=$((rx - prx))
+  dtx=$((tx - ptx))
   [ "$drx" -lt 0 ] && drx=0
   [ "$dtx" -lt 0 ] && dtx=0
 fi
-printf '%s %s %s\n' "$rx" "$tx" "$now" > "$ctr"
+printf '%s %s %s\n' "$rx" "$tx" "$now" >"$ctr"
 
 human() { awk -v b="$1" 'BEGIN{ split("B K M G T", u, " "); i=1;
   while (b >= 1024 && i < 5) { b /= 1024; i++ }
@@ -55,6 +58,6 @@ human() { awk -v b="$1" 'BEGIN{ split("B K M G T", u, " "); i=1;
 
 dl=$(human "$(awk -v x="$drx" -v d="$dt" 'BEGIN{printf "%d", x/d}')")
 ul=$(human "$(awk -v x="$dtx" -v d="$dt" 'BEGIN{printf "%d", x/d}')")
-printf '%s %s %s\n' "$dl" "$ul" "$(date +%s)" > "$cache"
+printf '%s %s %s\n' "$dl" "$ul" "$(date +%s)" >"$cache"
 
 if [ "$which" = ul ]; then emit '\U0000f093' "$ul"; else emit '\U0000f019' "$dl"; fi

common/.config/tmux/scripts/temp.sh

@@ -5,15 +5,19 @@
 # (acpitz can be a bogus constant on desktops, hence last). Prints NOTHING when
 # no sensor exists (VMs/containers) so the segment simply disappears — which is
 # also why the trailing spacing lives in here, not in status-right.
-cpu_zone=""; any_zone=""; hw=""
+cpu_zone=""
+any_zone=""
+hw=""
 
 for d in /sys/class/thermal/thermal_zone*/; do
   [ -r "${d}temp" ] && [ -r "${d}type" ] || continue
   t=$(<"${d}temp")
-  case $t in ''|*[!0-9]*) continue ;; esac
-  ty=$(<"${d}type"); ty=${ty,,}
-  case $ty in *x86_pkg_temp*|*coretemp*|*k10temp*|*tctl*|*cpu*)
-    if [ -z "$cpu_zone" ] || [ "$t" -gt "$cpu_zone" ]; then cpu_zone=$t; fi ;;
+  case $t in '' | *[!0-9]*) continue ;; esac
+  ty=$(<"${d}type")
+  ty=${ty,,}
+  case $ty in *x86_pkg_temp* | *coretemp* | *k10temp* | *tctl* | *cpu*)
+    if [ -z "$cpu_zone" ] || [ "$t" -gt "$cpu_zone" ]; then cpu_zone=$t; fi
+    ;;
   esac
   if [ -z "$any_zone" ] || [ "$t" -gt "$any_zone" ]; then any_zone=$t; fi
 done
@@ -21,17 +25,18 @@ done
 if [ -z "$cpu_zone" ]; then
   for d in /sys/class/hwmon/hwmon*/; do
     [ -r "${d}name" ] || continue
-    case $(<"${d}name") in coretemp|k10temp|zenpower|cpu_thermal)
+    case $(<"${d}name") in coretemp | k10temp | zenpower | cpu_thermal)
       for f in "${d}"temp*_input; do
         [ -r "$f" ] || continue
         t=$(<"$f")
-        case $t in ''|*[!0-9]*) continue ;; esac
+        case $t in '' | *[!0-9]*) continue ;; esac
         if [ -z "$hw" ] || [ "$t" -gt "$hw" ]; then hw=$t; fi
-      done ;;
+      done
+      ;;
     esac
   done
 fi
 
 t=${cpu_zone:-${hw:-$any_zone}}
 [ -n "$t" ] || exit 0
-printf '\U000f050f %d°  ' $(( (t + 500) / 1000 ))
+printf '\U000f050f %d°  ' $(((t + 500) / 1000))