// SPDX-License-Identifier: LGPL-2.1
#ifndef EFD_SEMAPHORE
#define EFD_SEMAPHORE           1
#endif

#ifndef EFD_NONBLOCK
#define EFD_NONBLOCK            00004000
#endif

#ifndef EFD_CLOEXEC
#define EFD_CLOEXEC             02000000
#endif

static size_t syscall_arg__scnprintf_eventfd_flags(char *bf, size_t size, struct syscall_arg *arg)
{
        bool show_prefix = arg->show_string_prefix;
        const char *prefix = "EFD_";
        int printed = 0, flags = arg->val;

        if (flags == 0)
                return scnprintf(bf, size, "NONE");
#define P_FLAG(n) \
        if (flags & EFD_##n) { \
                printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \
                flags &= ~EFD_##n; \
        }

        P_FLAG(SEMAPHORE);
        P_FLAG(CLOEXEC);
        P_FLAG(NONBLOCK);
#undef P_FLAG

        if (flags)
                printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags);

        return printed;
}

#define SCA_EFD_FLAGS syscall_arg__scnprintf_eventfd_flags