do soundpipe step automatically

README.md

@@ -29,7 +29,6 @@ Building
 
 Build and install all plugins
 
-    cd ext/Soundpipe && CC=gcc make && cd ../..
     meson build
     ninja -C build
     ninja -C build install

ext/Soundpipe/meson.build

@@ -15,13 +15,23 @@
 # You should have received a copy of the GNU Affero General Public License
 # along with ZPlugins.  If not, see <https://www.gnu.org/licenses/>.
 
+# things that need to be built before
+pre_soundpipe = custom_target (
+  'pre-soundpipe',
+  output: 'pre-soundpipe',
+  command: [
+    'cd', meson.current_source_dir (), '&&',
+    'CC=' + cc.get_id (), 'make',
+    ])
+
 subdir('modules')
 subdir('lib')
 
 soundpipe_lib = static_library (
-  'soundpipe',
+  'soundpipe-lib',
   soundpipe_lib_files,
   soundpipe_module_files,
+  pre_soundpipe,
   include_directories: [
     'h',
     join_paths ('lib', 'dr_wav'),

meson.build

@@ -140,10 +140,5 @@ if os_windows
     ]
 endif
 
-#add_project_arguments (
-  #common_cflags,
-  #language: [ 'c' ]
-  #)
-
 subdir ('ext')
 subdir ('plugins')