[PATCH] Implement doctype check in the trivial parser

[Christian Dywan]

This is needed for the libxml parser backend.
---
 bus/config-parser-trivial.c |   19 +++++++++++++++++++
 bus/config-parser-trivial.h |    3 +++
 2 files changed, 22 insertions(+), 0 deletions(-)

diff --git a/bus/config-parser-trivial.c b/bus/config-parser-trivial.c
index a35226a..59ec2ba 100644
--- a/bus/config-parser-trivial.c
+++ b/bus/config-parser-trivial.c
@@ -132,6 +132,25 @@ bus_config_parser_unref (BusConfigParser *parser)
 }
 
 dbus_bool_t
+bus_config_parser_check_doctype (BusConfigParser   *parser,
+                                 const char        *doctype,
+                                 DBusError         *error)
+{
+  _DBUS_ASSERT_ERROR_IS_CLEAR (error);
+
+  if (strcmp (doctype, "busconfig") != 0)
+    {
+      dbus_set_error (error,
+                      DBUS_ERROR_FAILED,
+                      "Configuration file has the wrong document type %s",
+                      doctype);
+      return FALSE;
+    }
+  else
+    return TRUE;
+}
+
+dbus_bool_t
 bus_config_parser_start_element (BusConfigParser   *parser,
                                  const char        *element_name,
                                  const char       **attribute_names,
diff --git a/bus/config-parser-trivial.h b/bus/config-parser-trivial.h
index 70e5d5b..31ddef6 100644
--- a/bus/config-parser-trivial.h
+++ b/bus/config-parser-trivial.h
@@ -39,6 +39,9 @@ BusConfigParser* bus_config_parser_new (const DBusString      *basedir,
 
 BusConfigParser* bus_config_parser_ref           (BusConfigParser   *parser);
 void             bus_config_parser_unref         (BusConfigParser   *parser);
+dbus_bool_t      bus_config_parser_check_doctype (BusConfigParser   *parser,
+                                                  const char        *doctype,
+                                                  DBusError         *error);
 dbus_bool_t      bus_config_parser_start_element (BusConfigParser   *parser,
                                                   const char        *element_name,
                                                   const char       **attribute_names,
-- 
1.7.1


--MP_/2jKz3C3bl5J=7+9hdZgoVwI--