#include <assert.h>
#include <errno.h>
+#include <fcntl.h>
#include <getopt.h>
#include <limits.h>
#include <signal.h>
char buf[16];
sprintf(buf, "%d", state_fd);
+ // Unset the close-on-exec flag for the state fd.
+ // (This can't leak into a child, since there's only one thread left.)
+ fcntl(state_fd, F_SETFD, 0);
+
for ( ;; ) {
execlp(argv0_canon, argv0_canon, config_filename_canon, "--state", buf, nullptr);
open_logs(config.log_destinations);