Add guard to prevent individual headers from being included directly.

2011-04-28 13:03:21 +09:00
parent 66cea3a0b5
commit 4b409de5ba
22 changed files with 95 additions and 7 deletions
--- a/eek/eek-layout.h
+++ b/eek/eek-layout.h
@ -18,6 +18,10 @@
 * 02110-1301 USA
 */

+#if !defined(__EEK_H_INSIDE__) && !defined(EEK_COMPILATION)
+#error "Only <eek/eek.h> can be included directly."
+#endif
+
 #ifndef EEK_LAYOUT_H
 #define EEK_LAYOUT_H 1