input: avoid creating world-writeable file with --input-unix-socket

This requires fchmod(), which is not necessarily available everywhere.
It also might not work at all. (It does work on Linux.)

1 files changed, 4 insertions, 0 deletions

diff --git a/input/ipc.c b/input/ipc.c
index 2e17fd4fac..486b9db011 100644
--- a/input/ipc.c
+++ b/input/ipc.c
@@ -725,6 +725,10 @@ static void *ipc_thread(void *p)
         goto done;
     }
 
+#if HAVE_FCHMOD
+    fchmod(ipc_fd, 0600);
+#endif
+
     size_t path_len = strlen(arg->path);
     if (path_len >= sizeof(ipc_un.sun_path) - 1) {
         MP_ERR(arg, "Could not create IPC socket\n");