Function pick_align

src/role.c:1210–1232

Pick a random alignment subject to any rolenum/racenum/gendnum constraints; alignment and gender are not comparable (and also not constrainable). If pickhow == PICK_RIGID an alignment is returned only if there is a single possibility. */

   If pickhow == PICK_RIGID an alignment is returned only if there is
   a single possibility. */
int
pick_align(int rolenum, int racenum, int gendnum, int pickhow)
{
    int i;
    int aligns_ok = 0;

    for (i = 0; i < ROLE_ALIGNS; i++) {
        if (ok_align(rolenum, racenum, gendnum, i))
            aligns_ok++;
    }
    if (aligns_ok == 0 || (aligns_ok > 1 && pickhow == PICK_RIGID))
        return ROLE_NONE;
    aligns_ok = rn2(aligns_ok);
    for (i = 0; i < ROLE_ALIGNS; i++) {
        if (ok_align(rolenum, racenum, gendnum, i)) {
            if (aligns_ok == 0)
                return i;
            else
                aligns_ok--;
        }
    }
    return ROLE_NONE;
}

void
rigid_role_checks(void)