1056 varsub(Expand *xp, const char *sp, const char *word,  in varsub()  argument
1072 	xp->var = NULL;  in varsub()
1139 		xp->str = shf_smprintf("%d", c);  in varsub()
1202 			xp->str = null;  in varsub()
1203 			xp->var = global(sp);  in varsub()
1206 			xp->u.strv = (const char **)e->loc->argv + 1;  in varsub()
1207 			xp->str = *xp->u.strv++;  in varsub()
1209 			xp->split = tobool(c == '@');  in varsub()
1244 				xp->str = null;  in varsub()
1249 				xp->u.strv = (const char **)XPptrv(wv);  in varsub()
1250 				xp->str = *xp->u.strv++;  in varsub()
1252 				xp->split = tobool(p[1] == '@');  in varsub()
1262 				xp->var = global(sp);  in varsub()
1264 					xp->str = shf_smprintf("%s[%lu]",  in varsub()
1265 					    xp->var->name,  in varsub()
1266 					    arrayindex(xp->var));  in varsub()
1268 					xp->str = xp->var->name;  in varsub()
1270 				xp->var = global(sp);  in varsub()
1271 				xp->str = str_val(xp->var);  in varsub()
1280 	    (((stype & 0x80) ? *xp->str == '\0' : xp->str == null) &&  in varsub()
1281 	    (state != XARG || (ifs0 || xp->split ?  in varsub()
1282 	    (xp->u.strv[0] == NULL) : !hasnonempty(xp->u.strv))) ?  in varsub()
1288 	if (Flag(FNOUNSET) && xp->str == null && !zero_ok &&  in varsub()
1298 comsub(Expand *xp, const char *cp, int fn MKSH_A_UNUSED)  in comsub()  argument
1318 	xp->split = false;  in comsub()
1364 		xp->str = valsub(t, ATEMP);  in comsub()
1381 		xp->split = true;  in comsub()
1384 	xp->u.shf = shf;  in comsub()
1483 	char *xp;  in glob_str()  local
1485 	Xinit(xs, xp, 256, ATEMP);  in glob_str()
1486 	globit(&xs, &xp, cp, wp, markdirs ? GF_MARKDIR : GF_NONE);  in glob_str()
1487 	Xfree(xs, xp);  in glob_str()
1500 	char *xp = *xpp;  in globit()  local
1519 			    stat(Xstring(*xs, xp), &statb) < 0 ? -1 : 1))  in globit()
1524 			if (mksh_lstat(Xstring(*xs, xp), &lstatb) < 0)  in globit()
1531 			if ((check & GF_EXCHECK) && xp > Xstring(*xs, xp) &&  in globit()
1532 			    xp[-1] == '/' && !S_ISDIR(lstatb.st_mode) &&  in globit()
1542 			    xp > Xstring(*xs, xp) && xp[-1] != '/' &&  in globit()
1546 				*xp++ = '/';  in globit()
1547 				*xp = '\0';  in globit()
1550 		strndupx(np, Xstring(*xs, xp), Xlength(*xs, xp), ATEMP);  in globit()
1555 	if (xp > Xstring(*xs, xp))  in globit()
1556 		*xp++ = '/';  in globit()
1558 		Xcheck(*xs, xp);  in globit()
1559 		*xp++ = *sp++;  in globit()
1581 		XcheckN(*xs, xp, se - sp + 1);  in globit()
1582 		debunk(xp, sp, Xnleft(*xs, xp));  in globit()
1583 		xp += strlen(xp);  in globit()
1584 		*xpp = xp;  in globit()
1593 		*xp = '\0';  in globit()
1594 		prefix_len = Xlength(*xs, xp);  in globit()
1595 		dirp = opendir(prefix_len ? Xstring(*xs, xp) : ".");  in globit()
1609 			XcheckN(*xs, xp, len);  in globit()
1610 			memcpy(xp, name, len);  in globit()
1611 			*xpp = xp + len - 1;  in globit()
1615 			xp = Xstring(*xs, xp) + prefix_len;  in globit()