diff options
Diffstat (limited to 'cmd-pipe-pane.c')
| -rw-r--r-- | cmd-pipe-pane.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/cmd-pipe-pane.c b/cmd-pipe-pane.c index 20318492..0fa656ce 100644 --- a/cmd-pipe-pane.c +++ b/cmd-pipe-pane.c @@ -67,6 +67,12 @@ cmd_pipe_pane_exec(struct cmd *self, struct cmdq_item *item) struct format_tree *ft; sigset_t set, oldset; + /* Do nothing if pane is dead. */ + if (wp->fd == -1 || (wp->flags & PANE_EXITED)) { + cmdq_error(item, "target pane has exited"); + return (CMD_RETURN_ERROR); + } + /* Destroy the old pipe. */ old_fd = wp->pipe_fd; if (wp->pipe_fd != -1) { @@ -130,7 +136,7 @@ cmd_pipe_pane_exec(struct cmd *self, struct cmdq_item *item) sigprocmask(SIG_SETMASK, &oldset, NULL); close(pipe_fd[0]); - null_fd = open(_PATH_DEVNULL, O_WRONLY, 0); + null_fd = open(_PATH_DEVNULL, O_WRONLY); if (out) { if (dup2(pipe_fd[1], STDIN_FILENO) == -1) _exit(1); |