Function stdio_stream_alloc

examples/stdlib.c:3038–3052

}

static FILE *stdio_stream_alloc(int fd, bool r, bool w, int mode)
{
    FILE *stream = (FILE *)malloc(sizeof(struct stdio_stream_s));
    if (stream == NULL)
        return NULL;
    memset(stream, 0, sizeof(*stream));
    stream->flags  = (r? STDIO_FLAG_READ: 0) |
                     (w? STDIO_FLAG_WRITE: 0) |
                     (mode == _IONBF? STDIO_FLAG_NO_BUF: 0);
    stream->eol    = (mode == _IOLBF? '\n': EOF);
    stream->unget  = EOF;
    stream->bufsiz = BUFSIZ;
    stream->fd     = fd;
    return stream;
}

static int stdio_stream_buf_init(FILE *stream)
{