X-Git-Url: https://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Ftdb2%2Ftdb2.h;h=adaf67106551f695d5b5384300b88e812190080c;hp=5e74bfe7883e48e7f1e52e1b5d1696d1ebc433fe;hb=e2cb71e5d46801a94a3f0f546b8dcc2b7a79b66c;hpb=46d8f62015fb8bf6fe173573a55ea3f6324cee0a

diff --git a/ccan/tdb2/tdb2.h b/ccan/tdb2/tdb2.h
index 5e74bfe7..adaf6710 100644
--- a/ccan/tdb2/tdb2.h
+++ b/ccan/tdb2/tdb2.h
@@ -40,6 +40,7 @@ extern "C" {
 /* For uint64_t */
 #include <stdint.h>
 #endif
+#include <ccan/compiler/compiler.h>
 
 /* flags to tdb_store() */
 #define TDB_REPLACE 1		/* Unused */
@@ -75,18 +76,6 @@ typedef struct tdb_data {
 	size_t dsize;
 } TDB_DATA;
 
-#ifndef PRINTF_ATTRIBUTE
-#if (__GNUC__ >= 3)
-/** Use gcc attribute to check printf fns.  a1 is the 1-based index of
- * the parameter containing the format, and a2 the index of the first
- * argument. Note that some gcc 2.x versions don't handle this
- * properly **/
-#define PRINTF_ATTRIBUTE(a1, a2) __attribute__ ((format (__printf__, a1, a2)))
-#else
-#define PRINTF_ATTRIBUTE(a1, a2)
-#endif
-#endif
-
 struct tdb_context;
 
 /* FIXME: Make typesafe */
@@ -97,7 +86,8 @@ typedef uint64_t (*tdb_hashfn_t)(const void *key, size_t len, uint64_t seed,
 
 enum tdb_attribute_type {
 	TDB_ATTRIBUTE_LOG = 0,
-	TDB_ATTRIBUTE_HASH = 1
+	TDB_ATTRIBUTE_HASH = 1,
+	TDB_ATTRIBUTE_SEED = 2
 };
 
 struct tdb_attribute_base {
@@ -117,10 +107,16 @@ struct tdb_attribute_hash {
 	void *hash_private;
 };
 
+struct tdb_attribute_seed {
+	struct tdb_attribute_base base; /* .attr = TDB_ATTRIBUTE_SEED */
+	uint64_t seed;
+};
+
 union tdb_attribute {
 	struct tdb_attribute_base base;
 	struct tdb_attribute_log log;
 	struct tdb_attribute_hash hash;
+	struct tdb_attribute_seed seed;
 };
 		
 struct tdb_context *tdb_open(const char *name, int tdb_flags,