build-tools: Need xz on all non-Linux platforms

cerbero/bootstrap/build_tools.py

@@ -42,7 +42,6 @@ class BuildTools (BootstraperBase):
             self.BUILD_TOOLS.append('gperf')
             # We need tar with support for .xz in Snow Leopard
             if self.config.distro_version in [DistroVersion.OS_X_LION, DistroVersion.OS_X_SNOW_LEOPARD, DistroVersion.OS_X_LEOPARD]:
-                self.BUILD_TOOLS.insert(0, 'xz')
                 self.BUILD_TOOLS.insert(0, 'tar')
         if self.config.target_platform == Platform.IOS:
             self.BUILD_TOOLS.append('gas-preprocessor')
@@ -50,6 +49,9 @@ class BuildTools (BootstraperBase):
                 not self.config.prefix_is_executable():
             # For glib-mkenums and glib-genmarshal
             self.BUILD_TOOLS.append('glib-tools')
+        # We need xz on all non-Linux platforms
+        if self.config.platform != Platform.LINUX:
+            self.BUILD_TOOLS.insert(0, 'xz')
 
     def start(self):
         # Use a common prefix for the build tools for all the configurations