[or-cvs] minor tweaks to the smartlist operations

[Roger Dingledine]

Update of /home/or/cvsroot/src/common
In directory moria.mit.edu:/home2/arma/work/onion/cvs/src/common

Modified Files:
	util.c 
Log Message:
minor tweaks to the smartlist operations


Index: util.c
===================================================================
RCS file: /home/or/cvsroot/src/common/util.c,v
retrieving revision 1.44
retrieving revision 1.45
diff -u -d -r1.44 -r1.45
--- util.c	13 Dec 2003 01:42:44 -0000	1.44
+++ util.c	13 Dec 2003 06:56:21 -0000	1.45
@@ -88,13 +88,19 @@
 void smartlist_add(smartlist_t *sl, void *element) {
   if(sl->num_used < sl->max)
     sl->list[sl->num_used++] = element;
+  else
+    log_fn(LOG_WARN,"We've already got %d elements, discarding.",sl->max);
 }
 
 void smartlist_remove(smartlist_t *sl, void *element) {
   int i;
+  if(element == NULL)
+    return;
   for(i=0; i < sl->num_used; i++)
-    if(sl->list[i] == element)
+    if(sl->list[i] == element) {
       sl->list[i] = sl->list[--sl->num_used]; /* swap with the end */
+      i--; /* so we process the new i'th element */
+    }
 }
 
 void *smartlist_choose(smartlist_t *sl) {