geno_eye::LabelBind  GENO_EYE_LABEL_BIND_T

INPUT
GENO_EYE_LABEL_BIND_T
    char* sv_text = SvPV_nolen($arg);
    $var = 0;
    if (strstr(sv_text, "top") || strstr(sv_text, "TOP"))
        $var |= geno_eye::LABEL_BIND_TOP;
    else if (strstr(sv_text, "bottom") || strstr(sv_text, "BOTTOM"))
        $var |= geno_eye::LABEL_BIND_BOTTOM;
    if (strstr(sv_text, "left") || strstr(sv_text, "LEFT"))
        $var |= geno_eye::LABEL_BIND_LEFT;
    else if (strstr(sv_text, "right") || strstr(sv_text, "RIGHT"))
        $var |= geno_eye::LABEL_BIND_RIGHT;

OUTPUT
GENO_EYE_LABEL_BIND_T
    if ($var|geno_eye::LABEL_BIND_TOP)
        sv_setpv($arg, "top");
    else if ($var|geno_eye::LABEL_BIND_BOTTOM)
        sv_setpv($arg, "bottom");
    
    if ($var|geno_eye::LABEL_BIND_LEFT)
        sv_catpv($arg, "left");
    else if ($var|geno_eye::LABEL_BIND_RIGHT)
        sv_catpv($arg, "right");