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Merge pull request #1606 from emersion/xwayland-dev-null

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xwayland: set CLOEXEC on /dev/null FD
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Scott Anderson 2019-03-06 02:53:12 +00:00 committed by GitHub
commit a3c31bb875
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1 changed files with 2 additions and 2 deletions
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4
xwayland/xwayland.c
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@ -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);