tce-load -i compiletc meson wayland-dev wayland-protocols gtkmm-dev gobject-introspection-dev jsoncpp25-dev libinput-dev libnl-dev pulseaudio-dev gtk3-gir gtk-layer-shell-dev

wget https://github.com/Alexays/Waybar/archive/refs/tags/0.9.22.tar.gz

cd Waybar-0.9.22

mkdir build
cd build

CC="gcc -flto -mtune=generic -Os -pipe" CXX="g++ -flto -mtune=generic -Os -pipe" meson --prefix=/usr/local --localstatedir=/var --buildtype=plain

[-fno-exceptions fails]

Dependency fmt from subproject subprojects/fmt-8.1.1 found: YES 8.1.1
Dependency spdlog from subproject subprojects/spdlog-1.10.0 found: YES 1.10.0
Dependency date (modules: date::date, date::date-tz) from subproject subprojects/date-3.0.1 found: YES undefined
Dependency catch2 from subproject subprojects/Catch2-3.3.2 found: YES 3.3.2


ninja [6m 36.92s]

../src/modules/network.cpp:801:28: error: 'nla_get_s32' was not declared in this scope; did you mean 'nla_get_u32'?
  801 |     signal_strength_dbm_ = nla_get_s32(bss[NL80211_BSS_SIGNAL_MBM]) / 100;

change to nla_get_u32

sudo ninja install

waybar 0.9.22

  Subprojects
    catch2         : YES
    cava           : NO Problem encountered: iniparser library is required
    date           : YES
    fmt            : YES
    gtk-layer-shell: YES 1 warnings
    jsoncpp        : YES
    spdlog         : YES

  User defined options
    buildtype      : plain
    localstatedir  : /var
    prefix         : /usr/local