X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fmath%2Fgroup.h;h=c5470b2578f2a1948e66a1ca6e6ae220d1616ecb;hb=e9599a2f8e86d986fff1518682ba8942bd67d1c0;hp=bc82c8ab8234424853cf2672764277145a22d90b;hpb=48913a68e4a84276ae421aeb108a3782c95946f8;p=pspp-builds.git

diff --git a/src/math/group.h b/src/math/group.h
index bc82c8ab..c5470b25 100644
--- a/src/math/group.h
+++ b/src/math/group.h
@@ -18,10 +18,8 @@
 #ifndef GROUP_H
 #define GROUP_H
 
-
 #include <data/value.h>
 
-
 /* Statistics for grouped data */
 struct group_statistics
   {
@@ -67,17 +65,17 @@ struct group_statistics
   };
 
 
-
+struct variable ;
 
 /* These funcs are useful for hash tables */
 
 /* Return -1 if the id of a is less than b; +1 if greater than and
    0 if equal */
-int  compare_group (const struct group_statistics *a,
-		    const struct group_statistics *b,
-		    int width);
+int  compare_group (const void *a,
+		    const void *b,
+		    const void *var);
 
-unsigned hash_group (const struct group_statistics *g, int width);
+unsigned int hash_group (const void *g, const void *var);
 
 void  free_group (struct group_statistics *v, void *aux);