Insure CRYPT is defined before header inclusion.

2025-09-25 06:34:07 -04:00 · 2013-09-19 14:58:20 +08:00
parent 34e2041d8e
commit fb6d6bd595
7 changed files with 16 additions and 8 deletions
--- a/file.h
+++ b/file.h
@@ -1,7 +1,9 @@
 #ifndef _FILE_H_
 #define _FILE_H_

-#if CRYPT
+#ifndef CRYPT
+#error CRYPT should be defined.
+#elif CRYPT
 void cryptbufferkey( struct buffer *bp) ;
 int  set_encryption_key( int f, int n) ;
 #endif