meson: find threads_dep early and also use it in the wpipc-client

lib/wpipc/meson.build

@@ -38,7 +38,7 @@ wpipc_lib = library('wpipc-' + wpipc_api_version,
     '-DG_LOG_DOMAIN="wpipc"',
   ],
   install: true,
-  dependencies : [dependency('threads'), spa_dep],
+  dependencies : [threads_dep, spa_dep],
   soversion: wpipc_so_version,
   version: meson.project_version(),
 )

meson.build

@@ -48,6 +48,7 @@ giounix_dep = dependency('gio-unix-2.0', version : glib_req_version)
 spa_dep = dependency('libspa-0.2', version: '>= 0.2')
 pipewire_dep = dependency('libpipewire-0.3', version: '>= 0.3.20')
 mathlib = cc.find_library('m')
+threads_dep = dependency('threads')
 
 if get_option('system-lua')
   lua_dep = dependency('lua', version: ['>=5.3.0', '<5.4.0'], required: false)

tests/examples/meson.build

@@ -18,6 +18,6 @@ if wpipc_dep.found()
       '-DG_LOG_DOMAIN="wpipc-client"',
     ],
     install: false,
-    dependencies : [wpipc_dep],
+    dependencies : [wpipc_dep, threads_dep],
   )
 endif