desktop-file: implement _dbus_desktop_file_changed()

_dbus_desktop_file_changed() can be used if the file changed since it
was read. (by comparing the mtime back then and now)

1 files changed, 14 insertions, 0 deletions

diff --git a/dbus/dbus-desktop-file.c b/dbus/dbus-desktop-file.c
index 6e241364..4f17b93f 100644
--- a/dbus/dbus-desktop-file.c
+++ b/dbus/dbus-desktop-file.c
@@ -45,6 +45,7 @@ struct DBusDesktopFile
   int n_sections;
   DBusDesktopFileSection *sections;
   int n_allocated_sections;
+  unsigned long mtime;
 };
 
 /**
@@ -669,6 +670,7 @@ _dbus_desktop_file_load (DBusString *filename,
       return NULL;
     }
 
+  parser.desktop_file->mtime = sb.mtime;
   parser.data = str;
   parser.line_num = 1;
   parser.pos = 0;
@@ -811,3 +813,15 @@ _dbus_desktop_file_get_section (DBusDesktopFile *desktop_file,
 
   return desktop_file->sections[i].section_name;
 }
+
+dbus_bool_t
+_dbus_desktop_file_changed (DBusDesktopFile *desktop_file,
+                            DBusString      *filename)
+{
+  DBusStat sb;
+
+  if (!_dbus_stat (filename, &sb, NULL))
+    return TRUE;
+
+  return desktop_file->mtime != sb.mtime;
+}