X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fjournal%2Flookup3.h;h=3224473a6a857637f2a929359373d0be9a6d7db3;hp=31cc2f57b04cf00ca3607b4435d60df1f76f95fa;hb=b9c488f60050248b35640f28e4d00958702ba1c3;hpb=87d2c1ff6a7375f03476767e6f59454bcc5cd04b

diff --git a/src/journal/lookup3.h b/src/journal/lookup3.h
index 31cc2f57b..3224473a6 100644
--- a/src/journal/lookup3.h
+++ b/src/journal/lookup3.h
@@ -1,18 +1,19 @@
 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
 
-#ifndef foolookup3hfoo
-#define foolookup3hfoo
+#pragma once
 
 #include <inttypes.h>
 #include <sys/types.h>
 
-uint32_t jenkins_hashword(const uint32_t *k, size_t length, uint32_t initval);
+#include "macro.h"
+
+uint32_t jenkins_hashword(const uint32_t *k, size_t length, uint32_t initval) _pure_;
 void jenkins_hashword2(const uint32_t *k, size_t length, uint32_t *pc, uint32_t *pb);
 
-uint32_t jenkins_hashlittle(const void *key, size_t length, uint32_t initval);
+uint32_t jenkins_hashlittle(const void *key, size_t length, uint32_t initval) _pure_;
 void jenkins_hashlittle2(const void *key, size_t length, uint32_t *pc, uint32_t *pb);
 
-uint32_t jenkins_hashbig(const void *key, size_t length, uint32_t initval);
+uint32_t jenkins_hashbig(const void *key, size_t length, uint32_t initval) _pure_;
 
 static inline uint64_t hash64(const void *data, size_t length) {
         uint32_t a = 0, b = 0;
@@ -21,5 +22,3 @@ static inline uint64_t hash64(const void *data, size_t length) {
 
         return ((uint64_t) a << 32ULL) | (uint64_t) b;
 }
-
-#endif