find_library: link_args is always a list

mesonbuild/compilers.py

@@ -1773,7 +1773,7 @@ class ValaCompiler(Compiler):
         for d in extra_dirs:
             vapi = os.path.join(d, libname + '.vapi')
             if os.path.isfile(vapi):
-                return vapi
+                return [vapi]
         mlog.debug('Searched {!r} and {!r} wasn\'t found'.format(extra_dirs, libname))
         return None
 

mesonbuild/dependencies/base.py

@@ -510,8 +510,6 @@ class ExternalLibrary(ExternalDependency):
         self.is_found = False
         if link_args:
             self.is_found = True
-            if not isinstance(link_args, list):
-                link_args = [link_args]
             self.link_args = link_args
         if not silent:
             if self.is_found: