Function readobjnam

src/objnam.c:4909–5400

* Return something wished for. Specifying a null pointer for * the user request string results in a random object. Otherwise, * if asking explicitly for "nothing" (or "nil") return no_wish; * if not an object return &hands_obj; if an error (no matching object), * return null. */

 * return null.
 */
struct obj *
readobjnam(char *bp, struct obj *no_wish)
{
    struct _readobjnam_data d;

    readobjnam_init(bp, &d);
    if (!bp)
        goto any;

    /* first, remove extra whitespace they may have typed */
    (void) mungspaces(bp);
    /* allow wishing for "nothing" to preserve wishless conduct...
       [now requires "wand of nothing" if that's what was really wanted] */
    if (!strcmpi(bp, "nothing") || !strcmpi(bp, "nil")
        || !strcmpi(bp, "none"))
        return no_wish;
    /* save the [nearly] unmodified choice string */
    Strcpy(d.fruitbuf, bp);

    if (readobjnam_preparse(&d))
        goto any;

    if (!d.cnt)
        d.cnt = 1; /* will be changed to 2 if makesingular() changes string */

    readobjnam_parse_charges(&d);

    switch (readobjnam_postparse1(&d)) {
    default:
    case 0: break;
    case 1: goto srch;
    case 2: goto typfnd;
    case 3: return d.otmp;
    case 4: goto any;
    case 5: goto wiztrap;
    }

 retry:
    switch (readobjnam_postparse2(&d)) {
    default:
    case 0: break;
    case 1: goto srch;
    case 2: goto typfnd;
    case 3: return d.otmp;
    case 4: goto any;
    case 5: goto wiztrap;
    }

 srch:
    switch (readobjnam_postparse3(&d)) {
    default:
    case 0: break;
    case 1: goto srch;
    case 2: goto typfnd;
    case 3: return d.otmp;
    case 4: goto any;
    case 5: goto wiztrap;
    case 6: goto retry;