abroekhuis commented on a change in pull request #244:
URL: https://github.com/apache/celix/pull/244#discussion_r436774569



##########
File path: libs/framework/include/celix_bundle_context.h
##########
@@ -126,8 +126,34 @@ typedef struct celix_service_registration_options {
      * for this.
      */
     const char *serviceVersion OPTS_INIT;
+
+    /**
+     * If set to > 0, this svc id will be used to register the service.
+     * The reservedSvcId should be reserved with a call to celix_bundleContext_reserveSvcId
+     */
+    long reservedSvcId OPTS_INIT;
 } celix_service_registration_options_t;
 
+/**
+ * Reserves a service id, which is expected to be used to register a service in the future.
+ *
+ * If a celix_bundleContext_unregisterService with the reserved service id is called earlier than
+ * the celix_bundleContext_registerServiceWithOptions with the reserved service. The registering
+ * of the service will be cancelled instead.

Review comment:
       I think this needs to be added to the documentation.




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