Lines Matching defs:rv
83 int i, pv[2], rv, child, a;
90 rv = 0;
99 rv = forkexec(t, pin, pout, act, wp, &child);
101 exstat = rv;
107 if ((rv = openpipe(pv)) < 0)
112 rv = execute(t->right, pv, pout, 0);
117 rv = execute(t->right, pin, pout, 0);
132 rv = -1;
133 setstatus(rv);
150 rv = execute(t->left, pin, pout, 0);
151 if ((t1 = t->right)!=NULL && (rv == 0) == (t->type == TAND))
152 rv = execute(t1, pin, pout, 0);
172 rv = execute(t1, pin, pout, 0);
185 rv = execute(t->right, pin, pout, 0);
192 rv = !execute(t->left, pin, pout, 0) ?
202 rv = execute(t1, pin, pout, 0);
210 rv = -1;
214 if (rv >= 0 && (t1 = t->left))
215 rv = execute(t1, pin, pout, 0);
233 return(rv);
244 int i, rv, (*shcom)();
255 rv = -1; /* system-detected error */
279 return(rv);
321 return(rv);
507 register int pid, rv;
512 rv = 0;
519 if ((rv = WAITSIG(s)) != 0) {
520 if (rv < NSIGNAL) {
521 if (signame[rv] != NULL) {
526 prs(signame[rv]);
533 prs("Signal "); prn(rv); prs(" ");
537 if (rv >= NSIGNAL || signame[rv])
539 rv = -1;
541 rv = WAITVAL(s);
550 if (exstat == 0) exstat = rv;
553 return(rv);
630 int rv;
637 rv = -1;
645 rv = execute(outtree, NOPIPE, NOPIPE, 0);
653 return(rv);