Function setopt_cmd

src/pager.c:2907–2957

   with the implementation of a simple options subset, now need 'mO' to get
   the full options command; format it as 'm O' */
staticfn char *
setopt_cmd(char *outbuf)
{
    char cmdbuf[QBUFSZ];
    const char *cmdnm;
    char key;

    Strcpy(outbuf, "\'");
    /* #optionsfull */
    key = cmd_from_func(doset);
    if (key) {
        Strcat(outbuf, visctrl(key));
    } else {
        /* extended command name, with leading "#" */
        cmdnm = cmdname_from_func(doset, cmdbuf, TRUE);
        if (!cmdnm) /* paranoia */
            cmdnm = "optionsfull";
        Sprintf(eos(outbuf), "%s%.31s", (*cmdnm != '#') ? "#" : "", cmdnm);

        /* since there's no key bound to #optionsfull, include 'm O' */
        Strcat(outbuf, "\' or \'");
        /* m prefix plus #options */
        key = cmd_from_func(do_reqmenu);
        if (key) {
            /* key for 'm' prefix */
            Strcat(outbuf, visctrl(key));
        } else {
            /* extended command name for 'm' prefix */
            cmdnm = cmdname_from_func(do_reqmenu, cmdbuf, TRUE);
            if (!cmdnm)
                cmdnm = "reqmenu";
            Sprintf(eos(outbuf), "%s%.31s", (*cmdnm != '#') ? "#" : "", cmdnm);
        }
        /* this is slightly iffy because the user shouldn't type <space> to
           get the command we're describing, but it improves readability */
        Strcat(outbuf, " ");
        /* now #options, normally 'O' */
        key = cmd_from_func(doset_simple);
        if (key) {
            Strcat(outbuf, visctrl(key));
        } else {
            /* extended command name */
            cmdnm = cmdname_from_func(doset_simple, cmdbuf, TRUE);
            if (!cmdnm) /* paranoia */
                cmdnm = "options";
            Sprintf(eos(outbuf), "%s%.31s", (*cmdnm != '#') ? "#" : "", cmdnm);
        }
    }
    Strcat(outbuf, "\'");
    return outbuf;
}

/* the 'V' command; also a choice for '?' */
int