diff options
| author | emersion <contact@emersion.fr> | 2019-03-06 00:32:24 +0100 |
|---|---|---|
| committer | emersion <contact@emersion.fr> | 2019-03-06 00:32:24 +0100 |
| commit | 8363ca8c9fbe7030854d6f4200a19444e6c31469 (patch) | |
| tree | 3ad6dea6fb84cb29c61314c69ee9586f16c86984 | |
| parent | 6a8f17b5f636a0ce90a4ed8342803baee30de1b3 (diff) | |
xwayland: set CLOEXEC on /dev/null FD
This avoids leaking the FD to Xwayland and its children.
| -rw-r--r-- | xwayland/xwayland.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/xwayland/xwayland.c b/xwayland/xwayland.c index 015c33e7..489640d3 100644 --- a/xwayland/xwayland.c +++ b/xwayland/xwayland.c @@ -1,4 +1,4 @@ -#define _POSIX_C_SOURCE 200112L +#define _POSIX_C_SOURCE 200809L #include <errno.h> #include <fcntl.h> #include <signal.h> @@ -92,7 +92,7 @@ _Noreturn static void exec_xwayland(struct wlr_xwayland *wlr_xwayland) { // Closes stdout/stderr depending on log verbosity enum wlr_log_importance verbosity = wlr_log_get_verbosity(); - int devnull = open("/dev/null", O_WRONLY | O_CREAT, 0666); + int devnull = open("/dev/null", O_WRONLY | O_CREAT | O_CLOEXEC, 0666); if (devnull < 0) { wlr_log_errno(WLR_ERROR, "XWayland: failed to open /dev/null"); _exit(EXIT_FAILURE); |