X-Git-Url: http://sigaev.ru/git/gitweb.cgi?p=smlar.git;a=blobdiff_plain;f=smlar.h;h=6410326c3d792d69b35e1e2b606fe0d6a21664b2;hp=82a1bcb86508c8c97488e4f2d324fa6f01cd0bc8;hb=92dc9c753b98700a2533d160c243b6ee24606943;hpb=0bc52593d34ce24b38cbd4fb6225d97601c5b871

diff --git a/smlar.h b/smlar.h
index 82a1bcb..6410326 100644
--- a/smlar.h
+++ b/smlar.h
@@ -6,6 +6,8 @@
 #include "access/tupdesc.h"
 #include "catalog/pg_collation.h"
 
+#include <math.h>
+
 typedef	struct ProcTypeInfoData	*ProcTypeInfo;
 
 typedef struct ProcTypeInfoData {
@@ -58,7 +60,7 @@ typedef struct SimpleArray {
 	Datum		   *elems;
 	double		   *df;  /* frequency in current doc */
 	uint32		   *hash;
-	int		 		nelems;
+	int				nelems;
 	ProcTypeInfo	info;
 } SimpleArray;
 
@@ -80,19 +82,19 @@ int getSmlType(void);
  * GiST
  */
 
-#define SmlarOverlapStrategy        1
-#define SmlarSimilarityStrategy     2
+#define SmlarOverlapStrategy		1
+#define SmlarSimilarityStrategy		2
 
 struct SmlSign;
 struct SmlSign* Array2HashedArray(ProcTypeInfo info, ArrayType *a);
 /*
  * Cache subsystem
  */
-void* 	SearchArrayCache( void *cache, MemoryContext ctx, Datum a, ArrayType **da, SimpleArray **sa,  struct SmlSign  **ss );
+void*	SearchArrayCache( void *cache, MemoryContext ctx, Datum a, ArrayType **da, SimpleArray **sa,  struct SmlSign  **ss );
 
 typedef struct StatElem {
-    Datum   	datum;
-	double     	idf; /*  log(d/df) */
+	Datum		datum;
+	double		idf; /*  log(d/df) */
 } StatElem;
 
 typedef struct HashedElem {
@@ -107,13 +109,13 @@ typedef struct SignedElem {
 } SignedElem;
 
 typedef struct StatCache {
-	StatElem        *elems;
-	int             nelems;
-	int64_t         ndoc;
+	StatElem		*elems;
+	int				nelems;
+	int64_t			ndoc;
 	HashedElem		*helems;
-	int             nhelems;
+	int				nhelems;
 	SignedElem		*selems;
-	ProcTypeInfo    info;
+	ProcTypeInfo	info;
 } StatCache;
 
 StatCache *initStatCache(MemoryContext ctx);