removed obsolete example yang, mod cli_dbxml to only append leaf in cli_set

apps/cli/cli_common.c

@@ -289,13 +289,13 @@ cli_dbxml(clicon_handle       h,
 	goto done;
     if (xml_value_set(xa, xml_operation2str(op)) < 0)
 	goto done;
-    /* should it not be list & container?? */
-    if (yang_keyword_get(y) != Y_LIST &&
-	yang_keyword_get(y) != Y_LEAF_LIST &&
-	cvec_len(cvv) > 1){
+    /* Add body last in case of leaf */
+    if (cvec_len(cvv) > 1 &&
+	(yang_keyword_get(y) == Y_LEAF)){
+	/* Add the body last */
 	if (dbxml_body(xbot, cvv) < 0)
 	    goto done;
-	/* Loop over namespace context and add them for the value */
+	/* Loop over namespace context and add them to this leaf node */
 	cv = NULL;
 	while ((cv = cvec_each(nsctx, cv)) != NULL){
 	    char *ns = cv_string_get(cv);

example/main/Makefile.in

@@ -81,8 +81,7 @@ all:	$(PLUGINS)
 
 CLISPECS = $(APPNAME)_cli.cli
 
-YANGSPECS	 = clixon-example@2019-11-05.yang # obsolete
-YANGSPECS	+= clixon-example@2020-03-11.yang
+YANGSPECS	= clixon-example@2020-03-11.yang
 
 # Backend plugin
 BE_SRC   = $(APPNAME)_backend.c

example/main/clixon-example@2019-11-05.yang

@@ -1,176 +0,0 @@
-module clixon-example {
-    yang-version 1.1;
-    namespace "urn:example:clixon";
-    prefix ex;
-    revision 2019-11-05 {
-	description "Augment interface. Released in Clixon 4.3.0";
-    }
-    revision 2019-07-23 {
-	description "Extension e4. Released in Clixon 4.1.0";
-    }
-    revision 2019-01-13 {
-	description "Released in Clixon 3.9";
-    }
-    import ietf-interfaces {
-	prefix if;
-    }
-    import ietf-ip {
-	prefix ip;
-    }
-    import iana-if-type {
-      prefix ianaift;
-    }
-    /* Example interface type for tests, local callbacks, etc */
-    identity eth {
-	base if:interface-type;
-    }
-    identity loopback {
-	base if:interface-type;
-    }
-    /* Translation function example - See also example_cli */
-    list translate{
-	key k;
-	leaf k{
-	    type string;
-	}
-	leaf value{
-	    type string;
-	}
-    }
-    /* State data (not config) for the example application*/
-    container state {
-         config false;
-         description "state data for the example application (must be here for example get operation)";
-         leaf-list op {
-            type string;
-         }
-    }
-    augment "/if:interfaces/if:interface" {
-	container my-status {
-	    config false;
-	    description "For testing augment+state";
-	    leaf int {
-		type int32;
-	    }
-	    leaf str {
-		type string;
-	    }
-	}
-    }
-    /* yang extension implemented by the example backend code. */
-    extension e4 {
-       description
-	   "The first child of the ex:e4 (unknown) statement is inserted into 
-	    the module as a regular data statement. This means that 'uses bar;'
-	    in the ex:e4 statement below is a valid data node";
-       argument arg;
-    }
-    grouping bar {
-      leaf bar{
-        type string;
-      }
-    }
-    ex:e4 arg1{
-      uses bar;
-    }
-
-    /* Example notification as used in RFC 5277 and RFC 8040 */
-    notification event {
-         description "Example notification event.";
-         leaf event-class {
-           type string;
-           description "Event class identifier.";
-         }
-         container reportingEntity {
-           description "Event specific information.";
-           leaf card {
-             type string;
-             description "Line card identifier.";
-           }
-         }
-         leaf severity {
-           type string;
-           description "Event severity description.";
-         }
-    }
-    rpc client-rpc {
-	description "Example local client-side RPC that is processed by the
-                     the netconf/restconf and not sent to the backend.
-                     This is a clixon implementation detail: some rpc:s
-                     are better processed by the client for API or perf reasons";
-	input {
-	    leaf x {
-		type string;
-	    }
-	}
-	output {
-	    leaf x {
-		type string;
-	    }
-	}
-    }
-    rpc empty {
-	description "Smallest possible RPC with no input or output sections";
-    }
-    rpc optional {
-	description "Small RPC with optional input and output";
-	input {
-	    leaf x {
-		type string;
-	    }
-	}
-	output {
-	    leaf x {
-		type string;
-	    }
-	}
-    }
-    rpc example {
-	description "Some example input/output for testing RFC7950 7.14.
-                     RPC simply echoes the input for debugging.";
-	input {
-	    leaf x {
-		description
-         	    "If a leaf in the input tree has a 'mandatory' statement with
-                   the value 'true', the leaf MUST be present in an RPC invocation.";
-		type string;
-		mandatory true;
-	    }
-	    leaf y {
-		description
-                 "If a leaf in the input tree has a 'mandatory' statement with the
-                  value 'true', the leaf MUST be present in an RPC invocation.";
-		type string;
-		default "42";
-	    }
-	    leaf-list z {
-		description
-		    "If a leaf-list in the input tree has one or more default 
-                     values, the server MUST use these values (XXX not supported)";
-		type string;
-	    }
-	    leaf w {
-		description
-		    "If any node has a 'when' statement that would evaluate to 
-                    'false',then this node MUST NOT be present in the input tree.
-                     (XXX not supported)";
-		type string;
-		when "/translate/k=5/value='w'";
-	    }
-	}
-	output {
-	    leaf x {
-		type string;
-	    }
-	    leaf y {
-		type string;
-	    }
-	    leaf z {
-		type string;
-	    }
-	    leaf w {
-		type string;
-	    }
-	}
-    }
-}

lib/src/clixon_plugin.c

@@ -156,6 +156,10 @@ clixon_plugin_each_revert(clicon_handle  h,
  * @param[in]  name Plugin name
  * @retval     p    Plugin if found
  * @retval     NULL Not found
+ * @code
+ *    clixon_plugin *cp;
+ *    cp = clixon_plugin_find(h, "plugin-name");
+ * @endcode
  */
 clixon_plugin *
 clixon_plugin_find(clicon_handle h,