fix up CI:

add libhandy as dependency
change ubuntu actions environment
update nlohmann/json to latest release
add preprocessor checks

.github/workflows/ci.yml

@@ -1,6 +1,6 @@
 name: Abaddon CI
 
-on: [push, pull_request]
+on: [ push, pull_request ]
 
 jobs:
   msys2:
@@ -8,8 +8,8 @@ jobs:
     runs-on: windows-latest
     strategy:
       matrix:
-        buildtype: [Debug, RelWithDebInfo, MinSizeRel]
-        mindeps: [false]
+        buildtype: [ Debug, RelWithDebInfo, MinSizeRel ]
+        mindeps: [ false ]
         include:
           - buildtype: RelWithDebInfo
             mindeps: true
@@ -119,7 +119,7 @@ jobs:
     runs-on: macos-latest
     strategy:
       matrix:
-        buildtype: [Debug, RelWithDebInfo]
+        buildtype: [ Debug, RelWithDebInfo ]
     steps:
       - uses: actions/checkout@v1
         with:
@@ -136,6 +136,7 @@ jobs:
           brew install opus
           brew install libsodium
           brew install spdlog
+          brew install libhandy
 
       - name: Build
         uses: lukka/run-cmake@v3
@@ -158,10 +159,10 @@ jobs:
 
   linux:
     name: linux-${{ matrix.buildtype }}
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     strategy:
       matrix:
-        buildtype: [Debug, RelWithDebInfo, MinSizeRel]
+        buildtype: [ Debug, RelWithDebInfo, MinSizeRel ]
     steps:
       - uses: actions/checkout@v1
         with:
@@ -177,7 +178,7 @@ jobs:
           cd deps
           git clone https://github.com/nlohmann/json
           cd json
-          git checkout db78ac1d7716f56fc9f1b030b715f872f93964e4
+          git checkout bc889afb4c5bf1c0d8ee29ef35eaaf4c8bef8a5d
           mkdir build
           cd build
           cmake ..
@@ -188,6 +189,7 @@ jobs:
           sudo apt-get install libopus-dev
           sudo apt-get install libsodium-dev
           sudo apt-get install libspdlog-dev
+          sudo apt-get install libhandy-1-dev
 
       - name: Build
         uses: lukka/run-cmake@v3

src/audio/devices.cpp

@@ -1,5 +1,11 @@
+#ifdef WITH_VOICE
+
+// clang-format off
+
 #include "devices.hpp"
 
+// clang-format on
+
 AudioDevices::AudioDevices()
     : m_playback(Gtk::ListStore::create(m_playback_columns)) {
 }
@@ -31,3 +37,4 @@ AudioDevices::PlaybackColumns::PlaybackColumns() {
     add(Name);
     add(DeviceID);
 }
+#endif

src/audio/devices.hpp

@@ -1,9 +1,14 @@
 #pragma once
+#ifdef WITH_VOICE
+
+// clang-format off
 
 #include <gtkmm/liststore.h>
 #include <miniaudio.h>
 #include <optional>
 
+// clang-format on
+
 class AudioDevices {
 public:
     AudioDevices();
@@ -24,3 +29,4 @@ private:
     PlaybackColumns m_playback_columns;
     Glib::RefPtr<Gtk::ListStore> m_playback;
 };
+#endif