api: only allow including `ModemManager.h' directly

2012-10-04 10:17:13 +02:00
parent 239c56cf7f
commit 4251030bd8
7 changed files with 18 additions and 7 deletions
@@ -17,6 +17,10 @@
 #ifndef _MODEMMANAGER_ENUMS_H_
 #define _MODEMMANAGER_ENUMS_H_

+#if !defined (__MODEM_MANAGER_H_INSIDE__)
+#error "Only <ModemManager.h> can be included directly."
+#endif
+
 /**
 * SECTION:mm-enums
 * @short_description: Common enumerations and types in the API.