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-rw-r--r--src/shared/ptyfwd.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/src/shared/ptyfwd.c b/src/shared/ptyfwd.c
index 72aa59efb7..d44d70bf9f 100644
--- a/src/shared/ptyfwd.c
+++ b/src/shared/ptyfwd.c
@@ -78,9 +78,9 @@ static int process_pty_loop(int master, sigset_t *mask, pid_t kill_pid, int sign
assert(kill_pid == 0 || kill_pid > 1);
assert(signo >= 0 && signo < _NSIG);
- fd_nonblock(STDIN_FILENO, 1);
- fd_nonblock(STDOUT_FILENO, 1);
- fd_nonblock(master, 1);
+ fd_nonblock(STDIN_FILENO, true);
+ fd_nonblock(STDOUT_FILENO, true);
+ fd_nonblock(master, true);
signal_fd = signalfd(-1, mask, SFD_NONBLOCK|SFD_CLOEXEC);
if (signal_fd < 0) {
@@ -376,6 +376,11 @@ int process_pty(int master, sigset_t *mask, pid_t kill_pid, int signo) {
if (saved_stdin)
tcsetattr(STDIN_FILENO, TCSANOW, &saved_stdin_attr);
+ /* STDIN/STDOUT should not be nonblocking normally, so let's
+ * unconditionally reset it */
+ fd_nonblock(STDIN_FILENO, false);
+ fd_nonblock(STDOUT_FILENO, false);
+
return r;
}