tv pkgs: mimic krebs' simple overlay

1 files changed, 0 insertions, 314 deletions

diff --git a/tv/5pkgs/q/default.nix b/tv/5pkgs/q/default.nix
deleted file mode 100644
index 2e7aa5cf2..000000000
--- a/tv/5pkgs/q/default.nix
+++ /dev/null
@@ -1,314 +0,0 @@
-{ pkgs, ... }:
-with import <stockholm/lib>;
-let
-  q-cal = let
-
-    # Maximum width of cal's output.
-    calwidth = 23;
-
-    # Number of space characters between two calendars.
-    hspace = 2;
-
-    # Return number of columns required to print n calenders side by side.
-    need_width = n:
-      assert n >= 1;
-      n * calwidth + (n - 1) * hspace;
-
-    pad = ''{
-      ${pkgs.gnused}/bin/sed '
-            # rtrim
-            s/ *$//
-
-            # delete last empty line
-            ''${/^$/d}
-          ' \
-        | ${pkgs.gawk}/bin/awk '{printf "%-${toString calwidth}s\n", $0}' \
-        | ${pkgs.gnused}/bin/sed '
-              # colorize header
-              1,2s/.*/&/
-
-              # colorize week number
-              s/^[ 1-9][0-9]/&/
-            '
-    }'';
-  in ''
-    cols=$(${pkgs.ncurses}/bin/tput cols)
-    ${pkgs.coreutils}/bin/paste \
-        <(if test $cols -ge ${toString (need_width 3)}; then
-          ${pkgs.utillinux}/bin/cal -mw \
-              $(${pkgs.coreutils}/bin/date +'%m %Y' -d 'last month') \
-            | ${pad}
-        fi) \
-        <(if test $cols -ge ${toString (need_width 1)}; then
-          ${pkgs.utillinux}/bin/cal -mw \
-            | ${pkgs.gnused}/bin/sed '
-                # colorize day of month
-                s/\(^\| \)'"$(${pkgs.coreutils}/bin/date +%e)"'\>/&/
-              ' \
-            | ${pad}
-        fi) \
-        <(if test $cols -ge ${toString (need_width 2)}; then
-          ${pkgs.utillinux}/bin/cal -mw \
-              $(${pkgs.coreutils}/bin/date +'%m %Y' -d 'next month') \
-            | ${pad}
-        fi) \
-      | ${pkgs.gnused}/bin/sed '
-          s/^\t//
-          s/\t$//
-          s/\t/${lpad hspace " " ""}/g
-        '
-  '';
-
-  q-isodate = ''
-    ${pkgs.coreutils}/bin/date \
-        '+%Y-%m-%dT%H:%M:%S%:z'
-  '';
-
-  # Singapore's red is #ED2E38
-  q-sgtdate = ''
-    TZ=Asia/Singapore \
-    ${pkgs.coreutils}/bin/date \
-        '+%Y-%m-%dT%H:%M:%S%:z'
-  '';
-
-  q-gitdir = ''
-    if test -d .git; then
-      #git status --porcelain
-      branch=$(
-        ${pkgs.git}/bin/git branch \
-          | ${pkgs.gnused}/bin/sed -rn 's/^\* (.*)/\1/p'
-      )
-      echo "± $LOGNAME@''${HOSTNAME-$(${pkgs.nettools}/bin/hostname)}:$PWD .git $branch"
-    fi
-  '';
-
-  q-intel_backlight = ''
-    cd /sys/class/backlight/intel_backlight
-    </dev/null exec ${pkgs.gawk}/bin/awk '
-      END {
-        getline actual_brightness < "actual_brightness"
-        getline max_brightness < "max_brightness"
-        getline brightness < "brightness"
-        printf "intel_backlight %d%% %d/%d\n" \
-            , actual_brightness / max_brightness * 100 \
-            , actual_brightness \
-            , max_brightness
-      }
-    '
-  '';
-
-  q-power_supply = let
-    power_supply = pkgs.writeBash "power_supply" ''
-      set -efu
-      uevent=$1
-      eval "$(${pkgs.gnused}/bin/sed -n '
-        s/^\([A-Z_]\+=[0-9A-Za-z_-]*\)$/export \1/p
-      ' $uevent)"
-      case $POWER_SUPPLY_NAME in
-        AC)
-          exit # not battery
-          ;;
-      esac
-      exec </dev/null
-      exec ${pkgs.gawk}/bin/awk '
-        function die(s) {
-          printf "%s: %s\n", name, s
-          exit 1
-        }
-
-        function print_hm(h, m) {
-          m = (h - int(h)) * 60
-          return sprintf("%dh%dm", h, m)
-        }
-
-        function print_bar(n, r, t1, t2, t_col) {
-          t1 = int(r * n)
-          t2 = n - t1
-          if (r >= .42)     t_col = "1;32"
-          else if (r >= 23) t_col = "1;33"
-          else if (r >= 11) t_col = "1;31"
-          else              t_col = "5;1;31"
-          return sgr(t_col) strdup("■", t1) sgr(";30") strdup("■", t2) sgr()
-        }
-
-        function sgr(p) {
-          return "\x1b[" p "m"
-        }
-
-        function strdup(s,n,t) {
-          t = sprintf("%"n"s","")
-          gsub(/ /,s,t)
-          return t
-        }
-
-        END {
-          name = ENVIRON["POWER_SUPPLY_NAME"]
-
-          charge_unit = "Ah"
-          charge_now = ENVIRON["POWER_SUPPLY_CHARGE_NOW"] / 10^6
-          charge_full = ENVIRON["POWER_SUPPLY_CHARGE_FULL"] / 10^6
-
-          current_unit = "A"
-          current_now = ENVIRON["POWER_SUPPLY_CURRENT_NOW"] / 10^6
-
-          energy_unit = "Wh"
-          energy_now = ENVIRON["POWER_SUPPLY_ENERGY_NOW"] / 10^6
-          energy_full = ENVIRON["POWER_SUPPLY_ENERGY_FULL"] / 10^6
-
-          power_unit = "W"
-          power_now = ENVIRON["POWER_SUPPLY_POWER_NOW"] / 10^6
-
-          voltage_unit = "V"
-          voltage_now = ENVIRON["POWER_SUPPLY_VOLTAGE_NOW"] / 10^6
-          voltage_min_design = ENVIRON["POWER_SUPPLY_VOLTAGE_MIN_DESIGN"] / 10^6
-
-          #printf "charge_now: %s\n", charge_now
-          #printf "charge_full: %s\n", charge_full
-          #printf "current_now: %s\n", current_now
-          #printf "energy_now: %s\n", energy_now
-          #printf "energy_full: %s\n", energy_full
-          #printf "energy_full: %s\n", ENVIRON["POWER_SUPPLY_ENERGY_FULL"]
-          #printf "energy_full: %s\n", ENVIRON["POWER_SUPPLY_ENERGY_FULL"] / 10^6
-          #printf "power_now: %s\n", power_now
-          #printf "voltage_now: %s\n", voltage_now
-
-          if (current_now == 0 && voltage_now != 0) {
-            current_now = power_now / voltage_now
-          }
-          if (power_now == 0) {
-            power_now = current_now * voltage_now
-          }
-          if (charge_now == 0 && voltage_min_design != 0) {
-            charge_now = energy_now / voltage_min_design
-          }
-          if (energy_now == 0) {
-            energy_now = charge_now * voltage_min_design
-          }
-          if (charge_full == 0 && voltage_min_design != 0) {
-            charge_full = energy_full / voltage_min_design
-          }
-          if (energy_full == 0) {
-            energy_full = charge_full * voltage_min_design
-          }
-
-          if (charge_now == 0 || charge_full == 0) {
-            die("unknown charge")
-          }
-
-          charge_ratio = charge_now / charge_full
-
-          out = out name
-          out = out sprintf(" %s", print_bar(10, charge_ratio))
-          out = out sprintf(" %d%", charge_ratio * 100)
-          out = out sprintf(" %.2f%s", charge_now, charge_unit)
-          if (current_now != 0) {
-            out = out sprintf("/%.1f%s", current_now, current_unit)
-          }
-          out = out sprintf(" %d%s", energy_full, energy_unit)
-          if (power_now != 0) {
-            out = out sprintf("/%.1f%s", power_now, power_unit)
-          }
-          if (current_now != 0) {
-            out = out sprintf(" %s", print_hm(charge_now / current_now))
-          }
-
-          print out
-        }
-      '
-    '';
-  in ''
-    for uevent in /sys/class/power_supply/*/uevent; do
-      ${power_supply} "$uevent" || :
-    done
-  '';
-
-  q-virtualization = ''
-    echo "VT: $(${pkgs.systemd}/bin/systemd-detect-virt)"
-  '';
-
-  q-wireless = ''
-    for dev in $(
-      ${pkgs.iw}/bin/iw dev \
-        | ${pkgs.gnused}/bin/sed -n 's/^\s*Interface\s\+\([0-9a-z]\+\)$/\1/p'
-    ); do
-      inet=$(${pkgs.iproute}/bin/ip addr show $dev \
-        | ${pkgs.gnused}/bin/sed -n '
-            s/.*inet \([0-9]\+\.[0-9]\+\.[0-9]\+\.[0-9]\+\).*/\1/p
-          ') \
-        || unset inet
-      ssid=$(${pkgs.iw}/bin/iw dev $dev link \
-        | ${pkgs.gnused}/bin/sed -n '
-            s/.*\tSSID: \(.*\)/\1/p
-          ') \
-        || unset ssid
-      echo "$dev''${inet+ $inet}''${ssid+ $ssid}"
-    done
-  '';
-
-  q-online = ''
-    if ${pkgs.curl}/bin/curl -s google.com >/dev/null; then
-      echo 'online'
-    else
-      echo offline
-    fi
-  '';
-
-  q-thermal_zone = ''
-    for i in /sys/class/thermal/thermal_zone*; do
-      type=$(${pkgs.coreutils}/bin/cat $i/type)
-      temp=$(${pkgs.coreutils}/bin/cat $i/temp)
-      printf '%s %s°C\n' $type $(echo $temp / 1000 | ${pkgs.bc}/bin/bc)
-    done
-  '';
-
-  q-todo = ''
-    TODO_file=$HOME/TODO
-    if test -e "$TODO_file"; then
-      ${pkgs.coreutils}/bin/cat "$TODO_file" \
-        | ${pkgs.gawk}/bin/gawk -v now=$(${pkgs.coreutils}/bin/date +%s) '
-            BEGIN { print "remind=0" }
-            /^[0-9]/{
-              x = $1
-              gsub(".", "\\\\&", x)
-              rest = substr($0, index($0, " "))
-              rest = $0
-              sub(" *", "", rest)
-              gsub(".", "\\\\&", rest)
-              print "test $(${pkgs.coreutils}/bin/date +%s -d"x") -lt "now" && \
-                echo \"\x1b[38;5;208m\""rest esc "\"\x1b[m\" && \
-                (( remind++ ))"
-            }
-            END { print "test $remind = 0 && echo \"nothing to remind\"" }
-          ' \
-        | {
-          # bash needed for (( ... ))
-          ${pkgs.bash}/bin/bash
-        }
-    else
-      echo "$TODO_file: no such file or directory"
-    fi
-  '';
-
-in
-# bash needed for <(...)
-pkgs.writeBashBin "q" ''
-  set -eu
-  export PATH=/var/empty
-  (${q-todo}) || :
-  if [ "$PWD" != "$HOME" ]; then
-    (HOME=$PWD; ${q-todo}) || :
-  fi
-  echo
-  ${q-cal}
-  echo
-  ${q-isodate}
-  ${q-sgtdate}
-  (${q-gitdir}) &
-  (${q-intel_backlight}) &
-  (${q-power_supply}) &
-  (${q-virtualization}) &
-  (${q-wireless}) &
-  (${q-online}) &
-  (${q-thermal_zone}) &
-  wait
-''