Merge pull request #75 from dscho/fix-ssh-hangs

Fix SSH hangs
git-for-windows · Dec 24, 2024 · ff2b7c9 · ff2b7c9
2 parents cae4abc + 67bdfc7
commit ff2b7c9
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/winsup/cygwin/select.cc b/winsup/cygwin/select.cc
@@ -776,7 +776,7 @@ peek_pipe (select_record *s, bool from_select)
 	}
       ssize_t n = pipe_data_available (s->fd, fh, h, PDA_SELECT | PDA_WRITE);
       select_printf ("write: %s, n %d", fh->get_name (), n);
-      gotone += s->write_ready = (n >= PIPE_BUF);
+      gotone += s->write_ready = (n > 0);
       if (n < 0 && s->except_selected)
 	gotone += s->except_ready = true;
     }
@@ -990,7 +990,7 @@ peek_fifo (select_record *s, bool from_select)
       ssize_t n = pipe_data_available (s->fd, fh, fh->get_handle (),
 				       PDA_SELECT | PDA_WRITE);
       select_printf ("write: %s, n %d", fh->get_name (), n);
-      gotone += s->write_ready = (n >= PIPE_BUF);
+      gotone += s->write_ready = (n > 0);
       if (n < 0 && s->except_selected)
 	gotone += s->except_ready = true;
     }
@@ -1416,7 +1416,7 @@ peek_pty_slave (select_record *s, bool from_select)
     {
       ssize_t n = pipe_data_available (s->fd, fh, h, PDA_SELECT | PDA_WRITE);
       select_printf ("write: %s, n %d", fh->get_name (), n);
-      gotone += s->write_ready = (n >= PIPE_BUF);
+      gotone += s->write_ready = (n > 0);
       if (n < 0 && s->except_selected)
 	gotone += s->except_ready = true;
     }