method

fdatasync

v2_1_10 - Show latest stable - 0 notes - Class: IO

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fdatasync() public

Immediately writes all buffered data in ios to disk.

If the underlying operating system does not support fdatasync(2), IO#fsync is called instead (which might raise a NotImplementedError).

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static VALUE
rb_io_fdatasync(VALUE io)
{
    rb_io_t *fptr;

    io = GetWriteIO(io);
    GetOpenFile(io, fptr);

    if (io_fflush(fptr) < 0)
        rb_sys_fail(0);

    if ((int)rb_thread_io_blocking_region(nogvl_fdatasync, fptr, fptr->fd) == 0)
        return INT2FIX(0);

    /* fall back */
    return rb_io_fsync(io);
}

fdatasync

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