From 4c1398f1a57c6f7beb43bd99def1bfdeef0c82d0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Ekl=C3=B6f?= <daniel@ekloef.se>
Date: Tue, 13 Dec 2022 16:40:49 +0100
Subject: [PATCH] =?UTF-8?q?meson:=20make=20=E2=80=98alsa=E2=80=99=20plugin?=
 =?UTF-8?q?=20compile=20time=20optional?=
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---
 meson.build         | 10 ++++++----
 meson_options.txt   |  1 +
 modules/meson.build | 10 ++++++++--
 plugin.c            |  4 ++++
 4 files changed, 19 insertions(+), 6 deletions(-)

diff --git a/meson.build b/meson.build
index a26f682..f176467 100644
--- a/meson.build
+++ b/meson.build
@@ -132,10 +132,11 @@ yambar = executable(
   dependencies: [bar, libepoll, libinotify,  pixman, yaml, threads, dl, tllist, fcft] +
                 decorations + particles + modules,
   c_args: [
-    plugin_mpd_enabled? '-DPLUGIN_ENABLED_MPD':[],
-    plugin_pulse_enabled? '-DPLUGIN_ENABLED_PULSE':[],
-    plugin_pipewire_enabled? '-DPLUGIN_ENABLED_PIPEWIRE':[],
-    plugin_dwl_enabled? '-DPLUGIN_ENABLED_DWL':[],
+    plugin_alsa_enabled ? '-DPLUGIN_ENABLED_ALSA' : [],
+    plugin_dwl_enabled ? '-DPLUGIN_ENABLED_DWL' : [],
+    plugin_mpd_enabled ? '-DPLUGIN_ENABLED_MPD' : [],
+    plugin_pipewire_enabled ? '-DPLUGIN_ENABLED_PIPEWIRE' : [],
+    plugin_pulse_enabled ? '-DPLUGIN_ENABLED_PULSE' : [],
   ],
   build_rpath: '$ORIGIN/modules:$ORIGIN/decorations:$ORIGIN/particles',
   export_dynamic: true,
@@ -174,6 +175,7 @@ summary(
 
 summary(
   {
+    'ALSA': plugin_alsa_enabled,
     'DWL (dwm for Wayland)': plugin_dwl_enabled,
     'Music Player Daemon (MPD)': plugin_mpd_enabled,
     'Pipewire': plugin_pipewire_enabled,
diff --git a/meson_options.txt b/meson_options.txt
index 4290696..fd0718f 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -6,6 +6,7 @@ option(
   'core-plugins-as-shared-libraries', type: 'boolean', value: false,
   description: 'Compiles modules, particles and decorations as shared libraries, which are loaded on-demand')
 
+option('plugin-alsa', type: 'feature', value: 'auto', description: 'ALSA')
 option('plugin-dwl', type: 'feature', value: 'auto',
        description: 'DWL (dwm for wayland) support')
 option('plugin-mpd', type: 'feature', value: 'auto',
diff --git a/modules/meson.build b/modules/meson.build
index 56a4757..4adc705 100644
--- a/modules/meson.build
+++ b/modules/meson.build
@@ -2,14 +2,17 @@ module_sdk = declare_dependency(dependencies: [pixman, threads, tllist, fcft])
 
 modules = []
 
-alsa = dependency('alsa')
 udev = dependency('libudev')
 json = dependency('json-c')
 xcb_xkb = dependency('xcb-xkb', required: get_option('backend-x11'))
 
 # Optional deps
+alsa = dependency('alsa', required: get_option('plugin-alsa'))
+plugin_alsa_enabled = alsa.found()
+
 mpd = dependency('libmpdclient', required: get_option('plugin-mpd'))
 plugin_mpd_enabled = mpd.found()
+
 pipewire = dependency('libpipewire-0.3', required: get_option('plugin-pipewire'))
 plugin_pipewire_enabled = pipewire.found()
 
@@ -20,7 +23,6 @@ plugin_dwl_enabled = get_option('plugin-dwl').allowed()
 
 # Module name -> (source-list, dep-list)
 mod_data = {
-  'alsa': [[], [m, alsa]],
   'backlight': [[], [m, udev]],
   'battery': [[], [udev]],
   'clock': [[], []],
@@ -35,6 +37,10 @@ mod_data = {
   'sway-xkb': [['i3-common.c', 'i3-common.h'], [dynlist, json]],
 }
 
+if plugin_alsa_enabled
+  mod_data += {'alsa': [[], [m, alsa]]}
+endif
+
 if plugin_dwl_enabled
   mod_data += {'dwl': [[], [dynlist]]}
 endif
diff --git a/plugin.c b/plugin.c
index 6320434..a83dbad 100644
--- a/plugin.c
+++ b/plugin.c
@@ -32,7 +32,9 @@
         keychain_t *chain, const struct yml_node *node);                \
     extern struct deco *plug_name##_from_conf(const struct yml_node *node);
 
+#if defined(PLUGIN_ENABLED_ALSA)
 EXTERN_MODULE(alsa);
+#endif
 EXTERN_MODULE(backlight);
 EXTERN_MODULE(battery);
 EXTERN_MODULE(clock);
@@ -124,7 +126,9 @@ init(void)
         tll_back(plugins).decoration = &deco_##func_prefix##_iface;     \
     } while (0)
 
+#if defined(PLUGIN_ENABLED_ALSA)
     REGISTER_CORE_MODULE(alsa, alsa);
+#endif
     REGISTER_CORE_MODULE(backlight, backlight);
     REGISTER_CORE_MODULE(battery, battery);
     REGISTER_CORE_MODULE(clock, clock);