fix #>&- syntax for closing fds

diff --git a/shell/hush.c b/shell/hush.c
index 7e6d3567ba334b7a936f39bb56979c7d5e6d2a89..4f4012db89f702895c383fc665b5fb2d620b1318 100644 (file)
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -2064,7 +2064,8 @@ static int setup_redirects(struct command *prog, int squirrel[])
                                squirrel[redir->fd] = dup(redir->fd);
                        }
                        if (openfd == -3) {
-                               //close(openfd); // close(-3) ??!
+                               /* "-" means "close me" and we use -3 for that */
+                               close(redir->fd);
                        } else {
                                dup2(openfd, redir->fd);
                                if (redir->dup == -1)