Lines Matching refs:nullstr
130 static char nullstr[1] ALIGN1; /* zero length string */
2194 prompt = nullstr;
2214 static char *curdir = nullstr; /* current working directory */
2215 static char *physdir = nullstr; /* physical working directory */
2249 if (curdir == nullstr)
2304 return dir ? dir : nullstr;
2318 if (physdir != nullstr) {
2321 physdir = nullstr;
2330 if (oldcur != dir && oldcur != nullstr) {
2387 dest = nullstr;
2440 if (physdir == nullstr)
3410 if (ps->cmd != nullstr)
3571 nextopt(nullstr);
3908 nextopt(nullstr);
4453 ps->cmd = nullstr;
5617 tail = nullstr;
5978 ifs = nulonly ? nullstr : realifs;
6571 out1fmt("%s%s\n", name, (cmdp->rehash ? "*" : nullstr));
6940 (cmdp ? " a tracked alias for" : nullstr), p
6960 "special " : nullstr
8914 p = padvance(&mpath, nullstr);
9120 q = nullstr;
9135 return showvars(nullstr, 0, VUNSET);
9238 err |= setvarsafe("OPTARG", nullstr, 0);
10770 readtoken1(pgetc(), DQSYNTAX, nullstr, 0);
11210 nextopt(nullstr);
11642 setvar(*ap, nullstr, 0);