Prevent multiple inclusion.

diff --git a/lib/pools.h b/lib/pools.h
index 3526aec0bfc9ed5627ded9464e4b33dfa2095106..ea3fbddf0d50f94008b1da79227d12e41172b925 100644 (file)
--- a/lib/pools.h
+++ b/lib/pools.h
@@ -4,6 +4,9 @@
  *     (c) 1997--2001 Martin Mares <mj@ucw.cz>
  */
 
+#ifndef _SHERLOCK_POOLS_H
+#define _SHERLOCK_POOLS_H
+
 #ifndef POOL_ALIGN
 #define POOL_ALIGN CPU_STRUCT_ALIGN
 #endif
@@ -40,3 +43,5 @@ static inline void *mp_alloc_fast_noalign(struct mempool *p, uns l)
   p->free = ee;
   return f;
 }
+
+#endif