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security_context_v1: set CLOEXEC for client FDs

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Closes: https://gitlab.freedesktop.org/wlroots/wlroots/-/work_items/3949
(cherry picked from commit 327f000532)
This commit is contained in:
Simon Ser 2026-07-03 13:59:01 +02:00 • committed by Simon Zeni
parent eb02e65df4
commit d9cd649551
7 changed files with 39 additions and 19 deletions
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22
util/fd.c Normal file
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@ -0,0 +1,22 @@
#include <fcntl.h>
#include <wlr/util/log.h>
#include "util/fd.h"
bool set_cloexec(int fd, bool cloexec) {
int flags = fcntl(fd, F_GETFD);
if (flags == -1) {
wlr_log_errno(WLR_ERROR, "fcntl failed");
return false;
}
if (cloexec) {
flags = flags | FD_CLOEXEC;
} else {
flags = flags & ~FD_CLOEXEC;
}
if (fcntl(fd, F_SETFD, flags) == -1) {
wlr_log_errno(WLR_ERROR, "fcntl failed");
return false;
}
return true;
}