Little test to make sure unloading the plugin still works

2 files changed, 9 insertions, 1 deletions

diff --git a/harness/src/main.c b/harness/src/main.c
index 648473f..2e22b36 100644
--- a/harness/src/main.c
+++ b/harness/src/main.c
@@ -46,7 +46,14 @@ void run_plugin(int argc, char **argv, plugin_t *plugin) {
 
   uint32_t sz;
 
-  plugin_hot_reload(argc, argv, plugin->library_handle, plugin);
+  void* new_handle = dlopen(argv[2], RTLD_LAZY);
+  printf("old plugin init: %p\n", plugin->plugin_name);
+  if (new_handle) {
+    plugin_hot_reload(argc, argv, new_handle, plugin);
+    printf("new plugin init: %p\n", plugin->plugin_name);
+  } else {
+    fprintf(stderr, "Unable to open new library: %s\n", dlerror());
+  }
 
   return;
 }
diff --git a/harness/src/plugin.c b/harness/src/plugin.c
index 9b71c49..941cc01 100644
--- a/harness/src/plugin.c
+++ b/harness/src/plugin.c
@@ -67,6 +67,7 @@ int plugin_hot_reload(int argc, char **argv, dlhandle_t library,
   shx(marshalled_state, sz);
 
   if (library != plugin->library_handle) {
+    printf("Unloading old library handle.\n");
     dlclose(plugin->library_handle);
   }