28 |
|
char *compath; |
29 |
|
int p0[2], p1[2]; |
30 |
|
|
31 |
< |
pd->pid = 0; |
31 |
> |
pd->pid = -1; |
32 |
|
pd->running = 0; /* not going yet */ |
33 |
|
|
34 |
|
if (av == NULL) /* cloning operation? */ |
88 |
|
close(pd[i].w); |
89 |
|
close(pd[i].r); |
90 |
|
pd[i].running = 0; |
91 |
< |
} |
91 |
> |
} else |
92 |
> |
togo -= (pd[i].pid < 0); |
93 |
|
if (nproc == 1) { /* await specific process? */ |
94 |
|
if (waitpid(pd->pid, &status, 0) != pd->pid) |
95 |
|
return(-1); |
96 |
< |
pd->pid = 0; |
96 |
> |
pd->pid = -1; |
97 |
|
return(status>>8 & 0xff); |
98 |
|
} |
99 |
|
/* else unordered wait */ |
100 |
|
while (togo > 0 && (pid = wait(&status)) >= 0) { |
101 |
|
for (i = nproc; i-- > 0; ) |
102 |
|
if (pd[i].pid == pid) { |
103 |
< |
pd[i].pid = 0; |
103 |
> |
pd[i].pid = -1; |
104 |
|
--togo; |
105 |
|
break; |
106 |
|
} |