fusl/src/signal/sigsetjmp_tail.c

#include <setjmp.h>
#include <signal.h>
#include "syscall.h"

__attribute__((__visibility__("hidden"))) int __sigsetjmp_tail(sigjmp_buf jb,
                                                               int ret) {
  void* p = jb->__ss;
  __syscall(SYS_rt_sigprocmask, SIG_SETMASK, ret ? p : 0, ret ? 0 : p,
            _NSIG / 8);
  return ret;
}