diff options
Diffstat (limited to 'backend/x11')
| -rw-r--r-- | backend/x11/backend.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/backend/x11/backend.c b/backend/x11/backend.c index 9482f86d..48f1aaee 100644 --- a/backend/x11/backend.c +++ b/backend/x11/backend.c @@ -1,6 +1,6 @@ -#define _POSIX_C_SOURCE 200112L - +#define _POSIX_C_SOURCE 200809L #include <assert.h> +#include <fcntl.h> #include <limits.h> #include <stdbool.h> #include <stdio.h> @@ -490,9 +490,9 @@ struct wlr_backend *wlr_x11_backend_create(struct wl_display *display, return false; } - drm_fd = dup(drm_fd); - if (fd < 0) { - wlr_log_errno(WLR_ERROR, "dup failed"); + drm_fd = fcntl(drm_fd, F_DUPFD_CLOEXEC, 0); + if (drm_fd < 0) { + wlr_log_errno(WLR_ERROR, "fcntl(F_DUPFD_CLOEXEC) failed"); return false; } |