Many MATCH'es per query now allowed (i.e. AND's and OR's now work, but

slow - full table scan); ORDER BY now works with MATCH (slow, full table
scan)

3 files changed, 26 insertions, 24 deletions

diff --git a/myisam/ft_eval.c b/myisam/ft_eval.c
index eeb414a7505..6739e631d8c 100644
--- a/myisam/ft_eval.c
+++ b/myisam/ft_eval.c
@@ -1,15 +1,15 @@
 /* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
-   
+
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.
-   
+
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
-   
+
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
@@ -82,7 +82,7 @@ int main(int argc,char *argv[])
   if (!silent)
     printf("- Reading rows with key\n");
   for(i=1;create_record(record,qf);i++) {
-    FT_DOCLIST *result; double w; int t;
+    FT_DOCLIST *result; double w; int t,err;
 
     result=ft_init_search(file,0,blob_record,(uint) strlen(blob_record),1);
     if(!result) {
@@ -91,11 +91,12 @@ int main(int argc,char *argv[])
     }
     if (!silent)
       printf("Query %d. Found: %d.\n",i,result->ndocs);
-    for(j=0;(w=ft_read_next(result, read_record))>0;j++) {
+    for(j=0;(err=ft_read_next(result, read_record))==0;j++) {
       t=uint2korr(read_record);
+      w=ft_get_relevance(result);
       printf("%d %.*s %f\n",i,t,read_record+2,w);
     }
-    if(w<0) {
+    if(err != HA_ERR_KEY_NOT_FOUND) {
       printf("ft_read_next %d failed with errno %3d\n",j,my_errno);
       goto err;
     }
diff --git a/myisam/ft_search.c b/myisam/ft_search.c
index db3afd3057b..31cbd680406 100644
--- a/myisam/ft_search.c
+++ b/myisam/ft_search.c
@@ -1,15 +1,15 @@
 /* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
-   
+
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.
-   
+
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
-   
+
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
@@ -187,7 +187,7 @@ FT_DOCLIST * ft_init_search(void *info, uint keynr, byte *key,
     goto err;
 
   dlist->ndocs=aio.dtree.elements_in_tree;
-  dlist->curdoc=0;
+  dlist->curdoc=-1;
   dlist->info=aio.info;
   dptr=dlist->doc;
 
@@ -205,19 +205,19 @@ err:
   return dlist;
 }
 
-double ft_read_next(FT_DOCLIST *handler, char *record)
+int ft_read_next(FT_DOCLIST *handler, char *record)
 {
   MI_INFO *info=handler->info;
 
-  if (handler->curdoc >= handler->ndocs)
-    return 0;
+  if (++handler->curdoc >= handler->ndocs)
+    return HA_ERR_END_OF_FILE;
 
   info->update&= (HA_STATE_CHANGED | HA_STATE_ROW_CHANGED);
 
   if (!(*info->read_record)(info,handler->doc[handler->curdoc].dpos,record))
   {
     info->update|= HA_STATE_AKTIV;		/* Record is read */
-    return handler->doc[handler->curdoc++].weight;
+    return 0;
   }
-  return -my_errno;
+  return my_errno;
 }
diff --git a/myisam/ft_test1.c b/myisam/ft_test1.c
index 377fa808d52..780e4f44b6f 100644
--- a/myisam/ft_test1.c
+++ b/myisam/ft_test1.c
@@ -1,15 +1,15 @@
 /* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
-   
+
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.
-   
+
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
-   
+
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
@@ -145,15 +145,16 @@ static int run_test(const char *filename)
     }
     printf("Query %d: `%s'. Found: %d. Top five documents:\n",
 	    i,query[i],result->ndocs);
-    for(j=0;j<5;j++) { double w;
-	w=ft_read_next(result, read_record);
-	if(w<0) {
-	    printf("ft_read_next %d failed with errno %3d\n",j,my_errno);
-	    break;
-	} else if (w==0) {
+    for(j=0;j<5;j++) { double w; int err;
+	err=ft_read_next(result, read_record);
+	if(err==HA_ERR_KEY_NOT_FOUND) {
 	    printf("No more matches!\n");
 	    break;
+	} else if (err) {
+	    printf("ft_read_next %d failed with errno %3d\n",j,my_errno);
+	    break;
 	}
+        w=ft_get_relevance(result);
 	if(key_field == FIELD_VARCHAR) {
 	    uint l;
 	    char *p;