Function recvline

engine/script/src/luasocket/buffer.c:224–242

-------------------------------------------------------------------------*\ * Reads a line terminated by a CR LF pair or just by a LF. The CR and LF * are not returned by the function and are discarded from the buffer \*-------------------------------------------------------------------------*/

* are not returned by the function and are discarded from the buffer
\*-------------------------------------------------------------------------*/
static int recvline(p_buffer buf, luaL_Buffer *b) {
    int err = IO_DONE;
    while (err == IO_DONE) {
        size_t count, pos; const char *data;
        err = buffer_get(buf, &data, &count);
        pos = 0;
        while (pos < count && data[pos] != '\n') {
            /* we ignore all \r's */
            if (data[pos] != '\r') luaL_addchar(b, data[pos]);
            pos++;
        }
        if (pos < count) { /* found '\n' */
            buffer_skip(buf, pos+1); /* skip '\n' too */
            break; /* we are done */
        } else /* reached the end of the buffer */
            buffer_skip(buf, pos);
    }
    return err;
}

/*-------------------------------------------------------------------------*\
* Skips a given number of bytes from read buffer. No data is read from the