source: asp3_tinet_ecnl_rx/trunk/musl-1.1.18/src/stat/utimensat.c@ 337

#include <sys/stat.h>
#include <sys/time.h>
#include <fcntl.h>
#include <errno.h>
#include "syscall.h"

int utimensat(int fd, const char *path, const struct timespec times[2], int flags)
{
        int r = __syscall(SYS_utimensat, fd, path, times, flags);
#ifdef SYS_futimesat
        if (r != -ENOSYS || flags) return __syscall_ret(r);
        struct timeval *tv = 0, tmp[2];
        if (times) {
                int i;
                tv = tmp;
                for (i=0; i<2; i++) {
                        if (times[i].tv_nsec >= 1000000000ULL) {
                                if (times[i].tv_nsec == UTIME_NOW &&
                                    times[1-i].tv_nsec == UTIME_NOW) {
                                        tv = 0;
                                        break;
                                }
                                if (times[i].tv_nsec == UTIME_OMIT)
                                        return __syscall_ret(-ENOSYS);
                                return __syscall_ret(-EINVAL);
                        }
                        tmp[i].tv_sec = times[i].tv_sec;
                        tmp[i].tv_usec = times[i].tv_nsec / 1000;
                }
        }

        r = __syscall(SYS_futimesat, fd, path, tv);
        if (r != -ENOSYS || fd != AT_FDCWD) return __syscall_ret(r);
        r = __syscall(SYS_utimes, path, tv);
#endif
        return __syscall_ret(r);
}