Moved the flist_ndx_{push,pop}() routines from io.c into util.c.

[rsync/rsync.git] / util.c

diff --git a/util.c b/util.c
index ea24775..6b075d0 100644 (file)
--- a/util.c
+++ b/util.c
@@ -1540,6 +1540,39 @@ int bitbag_next_bit(struct bitbag *bb, int after)
        return -1;
 }
 
+void flist_ndx_push(flist_ndx_list *lp, int ndx)
+{
+       struct flist_ndx_item *item;
+
+       if (!(item = new(struct flist_ndx_item)))
+               out_of_memory("flist_ndx_push");
+       item->next = NULL;
+       item->ndx = ndx;
+       if (lp->tail)
+               lp->tail->next = item;
+       else
+               lp->head = item;
+       lp->tail = item;
+}
+
+int flist_ndx_pop(flist_ndx_list *lp)
+{
+       struct flist_ndx_item *next;
+       int ndx;
+
+       if (!lp->head)
+               return -1;
+
+       ndx = lp->head->ndx;
+       next = lp->head->next;
+       free(lp->head);
+       lp->head = next;
+       if (!next)
+               lp->tail = NULL;
+
+       return ndx;
+}
+
 void *expand_item_list(item_list *lp, size_t item_size,
                       const char *desc, int incr)
 {