[master] remove "none" from log messages when parsing global config

4309.	[cleanup]	Remove the spurious "none" filename from log messages
			when processing built-in configuration. [RT #41594]

CHANGES

+4309.	[cleanup]	Remove the spurious "none" filename from log messages
+			when processing built-in configuration. [RT #41594]
+
 4308.	[func]		Added operating system details to "named -V"
 			output. [RT #41452]
 

lib/isccfg/include/isccfg/grammar.h

@@ -167,6 +167,7 @@ struct cfg_obj {
 	isc_refcount_t  references;     /*%< reference counter */
 	const char *	file;
 	unsigned int    line;
+	cfg_parser_t *	pctx;
 };
 
 

lib/isccfg/parser.c

@@ -2715,13 +2715,15 @@ cfg_obj_log(const cfg_obj_t *obj, isc_log_t *lctx, int level,
 		return;
 
 	va_start(ap, fmt);
-
 	vsnprintf(msgbuf, sizeof(msgbuf), fmt, ap);
-	isc_log_write(lctx, CAT, MOD, level,
-		      "%s:%u: %s",
-		      obj->file == NULL ? "<unknown file>" : obj->file,
-		      obj->line, msgbuf);
 	va_end(ap);
+
+	if (have_current_file(obj->pctx)) {
+		isc_log_write(lctx, CAT, MOD, level,
+			      "%s:%u: %s", obj->file, obj->line, msgbuf);
+	} else {
+		isc_log_write(lctx, CAT, MOD, level, "%s", msgbuf);
+	}
 }
 
 const char *
@@ -2742,15 +2744,19 @@ cfg_create_obj(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
 	obj = isc_mem_get(pctx->mctx, sizeof(cfg_obj_t));
 	if (obj == NULL)
 		return (ISC_R_NOMEMORY);
+
 	obj->type = type;
 	obj->file = current_file(pctx);
 	obj->line = pctx->line;
+	obj->pctx = pctx;
+
 	result = isc_refcount_init(&obj->references, 1);
 	if (result != ISC_R_SUCCESS) {
 		isc_mem_put(pctx->mctx, obj, sizeof(cfg_obj_t));
 		return (result);
 	}
 	*ret = obj;
+
 	return (ISC_R_SUCCESS);
 }