576 do_augroup(char_u *arg, int del_group)  in do_augroup()  argument
582 	if (*arg == NUL)  in do_augroup()
585 	    au_del_group(arg);  in do_augroup()
587     else if (STRICMP(arg, "end") == 0)   // ":aug end": back to group 0  in do_augroup()
589     else if (*arg)		    // ":aug xxx": switch to group xxx  in do_augroup()
591 	i = au_new_group(arg);  in do_augroup()
680     char_u  *arg,  in find_end_event()  argument
686     if (*arg == '*')  in find_end_event()
688 	if (arg[1] && !VIM_ISWHITE(arg[1]))  in find_end_event()
690 	    semsg(_("E215: Illegal character after *: %s"), arg);  in find_end_event()
693 	pat = arg + 1;  in find_end_event()
697 	for (pat = arg; *pat && *pat != '|' && !VIM_ISWHITE(*pat); pat = p)  in find_end_event()
833     char_u	*arg = arg_in;  in do_autocmd()  local
846     if (*arg == '|')  in do_autocmd()
848 	eap->nextcmd = arg + 1;  in do_autocmd()
849 	arg = (char_u *)"";  in do_autocmd()
857 	group = au_get_grouparg(&arg);  in do_autocmd()
858 	if (arg == NULL)	    // out of memory  in do_autocmd()
866     pat = find_end_event(arg, group != AUGROUP_ALL);  in do_autocmd()
968     if (*arg == '*' || *arg == NUL || *arg == '|')  in do_autocmd()
981 	while (*arg && *arg != '|' && !VIM_ISWHITE(*arg))  in do_autocmd()
982 	    if (do_autocmd_event(event_name2nr(arg, &arg), pat,  in do_autocmd()
1004     char_u	*arg = *argp;  in au_get_grouparg()  local
1007     for (p = arg; *p && !VIM_ISWHITE(*p) && *p != '|'; ++p)  in au_get_grouparg()
1009     if (p > arg)  in au_get_grouparg()
1011 	group_name = vim_strnsave(arg, p - arg);  in au_get_grouparg()
1315     char_u	*arg = arg_start;  in do_doautocmd()  local
1326     group = au_get_grouparg(&arg);  in do_doautocmd()
1327     if (arg == NULL)	    // out of memory  in do_doautocmd()
1330     if (*arg == '*')  in do_doautocmd()
1340     fname = find_end_event(arg, group != AUGROUP_ALL);  in do_doautocmd()
1349     while (*arg && !ends_excmd(*arg) && !VIM_ISWHITE(*arg))  in do_doautocmd()
1350 	if (apply_autocmds_group(event_name2nr(arg, &arg),  in do_doautocmd()
1380     char_u	*arg = eap->arg;  in ex_doautoall()  local
1381     int		call_do_modelines = check_nomodeline(&arg);  in ex_doautoall()
1401 	    retval = do_doautocmd(arg, FALSE, &did_aucmd);  in ex_doautoall()
1424 	do_doautocmd(arg, FALSE, &did_aucmd);  in ex_doautoall()
2517     char_u	*arg,  in set_context_in_autocmd()  argument
2525     p = arg;  in set_context_in_autocmd()
2526     group = au_get_grouparg(&arg);  in set_context_in_autocmd()
2530     if (*arg == NUL && group != AUGROUP_ALL && !VIM_ISWHITE(arg[-1]))  in set_context_in_autocmd()
2532 	arg = p;  in set_context_in_autocmd()
2537     for (p = arg; *p != NUL && !VIM_ISWHITE(*p); ++p)  in set_context_in_autocmd()
2539 	    arg = p + 1;  in set_context_in_autocmd()
2545 	xp->xp_pattern = arg;  in set_context_in_autocmd()
2550     arg = skipwhite(p);  in set_context_in_autocmd()
2551     while (*arg && (!VIM_ISWHITE(*arg) || arg[-1] == '\\'))  in set_context_in_autocmd()
2552 	arg++;  in set_context_in_autocmd()
2553     if (*arg)  in set_context_in_autocmd()
2554 	return arg;			    // expand (next) command  in set_context_in_autocmd()
2605 au_exists(char_u *arg)  in au_exists()  argument
2618     arg_save = vim_strsave(arg);  in au_exists()