[Libguestfs] [nbdkit PATCH v2 07/13] backend: Add a .plugin_name method.

[Eric Blake]

From: "Richard W.M. Jones" <rjones at redhat.com>

This returns the plugin name, which for plugins is the same as the
ordinary .name method (but for filters will be different).
Message-Id: <20180117205356.8699-5-rjones at redhat.com>
---
 src/connections.c | 4 ++--
 src/internal.h    | 1 +
 src/plugins.c     | 1 +
 3 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/connections.c b/src/connections.c
index 55bfe9e..7a4c7bb 100644
--- a/src/connections.c
+++ b/src/connections.c
@@ -221,7 +221,7 @@ _handle_single_connection (int sockin, int sockout)
   if (backend->open (backend, conn, readonly) == -1)
     goto done;

-  threadlocal_set_name (backend->name (backend));
+  threadlocal_set_name (backend->plugin_name (backend));

   /* Handshake. */
   if (negotiate_handshake (conn) == -1)
@@ -253,7 +253,7 @@ _handle_single_connection (int sockin, int sockout)
         goto wait;
       }
       if (asprintf (&worker->name,
-                    "%s.%d", backend->name (backend), nworkers) < 0) {
+                    "%s.%d", backend->plugin_name (backend), nworkers) < 0) {
         perror ("asprintf");
         set_status (conn, -1);
         free (worker);
diff --git a/src/internal.h b/src/internal.h
index c69ec25..9d01c2b 100644
--- a/src/internal.h
+++ b/src/internal.h
@@ -157,6 +157,7 @@ struct backend {
   void (*free) (struct backend *);
   int (*thread_model) (struct backend *);
   const char *(*name) (struct backend *);
+  const char *(*plugin_name) (struct backend *);
   void (*usage) (struct backend *);
   const char *(*version) (struct backend *);
   void (*dump_fields) (struct backend *);
diff --git a/src/plugins.c b/src/plugins.c
index eff25d3..4442a50 100644
--- a/src/plugins.c
+++ b/src/plugins.c
@@ -494,6 +494,7 @@ static struct backend plugin_functions = {
   .free = plugin_free,
   .thread_model = plugin_thread_model,
   .name = plugin_name,
+  .plugin_name = plugin_name,
   .usage = plugin_usage,
   .version = plugin_version,
   .dump_fields = plugin_dump_fields,
-- 
2.14.3