Fixed off-by-one bug in async output buffers.

e85220dd · Ove Kaaven · Alexandre Julliard · 6ee9a5e7 · e85220dd
Commit e85220dd authored May 01, 1999 by Ove Kaaven Committed by Alexandre Julliard May 01, 1999
Hide whitespace changes
Inline Side-by-side

Showing with 1 addition and 1 deletion

comm.c misc/comm.c +1 -1

No files found.
--- a/misc/comm.c
+++ b/misc/comm.c
@@ -270,7 +270,7 @@ static void comm_notification(int fd,void*private)
  /* write from output queue */
  prev = comm_outbuf(ptr);
  do {
-    bleft = ((ptr->obuf_tail < ptr->obuf_head) ? ptr->obuf_head : ptr->obuf_size)
+    bleft = ((ptr->obuf_tail <= ptr->obuf_head) ? ptr->obuf_head : ptr->obuf_size)
      - ptr->obuf_tail;
    len = bleft ? write(fd, ptr->outbuf + ptr->obuf_tail, bleft) : 0;
    if (len > 0) {