meson: allow to disable installing completions

meson_options.txt

@@ -56,10 +56,10 @@ option('udevrulesdir',
        description : 'Directory for udev rules (defaults to /lib/udev/rules.d)')
 option('bashcompletiondir',
        type : 'string',
-       description : 'Directory for bash completion files')
+       description : 'Directory for bash completion scripts ["no" disables]')
 option('zshcompletiondir',
        type : 'string',
-       description : 'Zsh completions directory')
+       description : 'Directory for zsh completion scripts ["no" disables]')
 
 # Optional features
 

shell-completion/bash/meson.build

@@ -1,4 +1,5 @@
-aliases = [
+if bashcompletiondir != 'no'
+  aliases = [
     'pacat',
     'pacmd',
     'pactl',
@@ -7,12 +8,13 @@ aliases = [
     'parec',
     'parecord',
     'pasuspender',
-]
+  ]
 
-install_data('pulseaudio', install_dir : bashcompletiondir)
+  install_data('pulseaudio', install_dir : bashcompletiondir)
 
-foreach alias : aliases
+  foreach alias : aliases
     dst = join_paths(bashcompletiondir, alias)
     cmd = 'ln -fs @0@ $DESTDIR@1@'.format('pulseaudio', dst)
     meson.add_install_script('sh', '-c', cmd)
-endforeach
+  endforeach
+endif

shell-completion/zsh/meson.build

@@ -1 +1,3 @@
-install_data('_pulseaudio', install_dir : zshcompletiondir)
+if zshcompletiondir != 'no'
+  install_data('_pulseaudio', install_dir : zshcompletiondir)
+endif