37 AnyBquote(struct command *t)  in AnyBquote()  argument
44 	for (pp = t->t_dcom; p = *pp++;) {  in AnyBquote()
53 execute(t, wanttty, pipein, pipeout)  in execute()  argument
54 	struct command *t;  in execute()
66 	if (t == 0)
68 	if ((t->t_dflg & FAND) && wanttty > 0)
70 	switch (t->t_dtyp) {
73 		if (t->t_dcom[0][0] == (tchar)S_TOPBIT[0])
74 			(void) strcpy_(t->t_dcom[0], t->t_dcom[0] + 1);
75 		if ((t->t_dflg & FREDO) == 0)
76 			Dfix(t);		/* $ " ' \ */
77 		if (t->t_dcom[0] == 0)
82 		if (t->t_dflg & FPOU)
89 		if (t->t_dflg & FHERE) {
92 			heredoc(t->t_dlef);
109 		while (t->t_dtyp == TCOM)
110 			if (eq(t->t_dcom[0], S_nice /*"nice"*/))
111 				if (t->t_dcom[1])
113 					if (t->t_dcom[1][0] == '+' ||
114 					    t->t_dcom[1][0] == '-')
115 						if (t->t_dcom[2]) {
117 							t->t_nice = getn(t->t_dcom[1]);
118 							lshift(t->t_dcom, 2);
119 							t->t_dflg |= FNICE;
123 						t->t_nice = 4;
124 						lshift(t->t_dcom, 1);
125 						t->t_dflg |= FNICE;
129 			else if (eq(t->t_dcom[0], S_nohup /*"nohup"*/))
130 				if (t->t_dcom[1]) {
131 					t->t_dflg |= FNOHUP;
132 					lshift(t->t_dcom, 1);
135 			else if (eq(t->t_dcom[0], S_time /*"time"*/))
136 				if (t->t_dcom[1]) {
137 					t->t_dflg |= FTIME;
138 					lshift(t->t_dcom, 1);
146 		bifunc = t->t_dtyp == TCOM ? isbfunc(t) : (struct biltins *) 0;
155 		if (((t->t_dflg & FTIME) || (t->t_dflg & FPAR) == 0 &&
156 		     (!bifunc || t->t_dflg & (FPOU|FAND|FNICE|FNOHUP))))
158 		    if (t->t_dtyp == TPAR || t->t_dflg&(FREDO|FAND) ||
159 			bifunc || AnyBquote(t))
161 			{ forked++; pid = pfork(t, wanttty); }
210 				palloc(pid, t);
223 					    (tpgrp == -1 && (t->t_dflg&FINT))
243 				} else if (tpgrp == -1 && (t->t_dflg&FINT)) {
260 				if (t->t_dflg & FNOHUP)
262 				if (t->t_dflg & FNICE)
264 						0, t->t_nice);
277 			if (didfds==0 && t->t_dflg&FPIN) {
283 			if ((t->t_dflg & (FPOU|FAND)) == 0)
287 		doio(t, pipein, pipeout);
288 		if (t->t_dflg & FPOU) {
300 			func(t, bifunc);
305 		if (t->t_dtyp != TPAR) {
306 			doexec(t);
320 		t->t_dspr->t_dflg |= t->t_dflg & FINT;
321 		execute(t->t_dspr, wanttty);
325 		t->t_dcar->t_dflg |= FPOU |
326 		    (t->t_dflg & (FPIN|FAND|FDIAG|FINT));
327 		execute(t->t_dcar, wanttty, pipein, pv);
328 		t->t_dcdr->t_dflg |= FPIN |
329 		    (t->t_dflg & (FPOU|FAND|FPAR|FINT));
332 		execute(t->t_dcdr, wanttty, pv, pipeout);
336 		if (t->t_dcar) {
337 			t->t_dcar->t_dflg |= t->t_dflg & FINT;
338 			execute(t->t_dcar, wanttty);
342 			if (t->t_dcar->t_dflg&FAND && t->t_dcdr &&
343 			    (t->t_dcdr->t_dflg&FAND) == 0)
346 		if (t->t_dcdr) {
347 			t->t_dcdr->t_dflg |= t->t_dflg & (FPAR|FINT);
348 			execute(t->t_dcdr, wanttty);
354 		if (t->t_dcar) {
355 			t->t_dcar->t_dflg |= t->t_dflg & FINT;
356 			execute(t->t_dcar, wanttty);
357 			if ((getn(value(S_status/*"status"*/)) == 0) != (t->t_dtyp == TAND))
360 		if (t->t_dcdr) {
361 			t->t_dcdr->t_dflg |= t->t_dflg & (FPAR|FINT);
362 			execute(t->t_dcdr, wanttty);
374 	if (didfds && !(t->t_dflg & FREDO))
410 doio(struct command *t, int *pipein, int *pipeout)  in doio()  argument
413 	int flags = t->t_dflg;  in doio()
424 		if (cp = t->t_dlef) {  in doio()
450 	if (cp = t->t_drit) {  in doio()