14 |
|
#include <sys/wait.h> |
15 |
|
|
16 |
|
#include "rtprocess.h" |
17 |
– |
#include "vfork.h" |
17 |
|
|
18 |
|
|
19 |
|
int |
33 |
|
return(0); |
34 |
|
if (pipe(p0) < 0 || pipe(p1) < 0) |
35 |
|
return(-1); |
36 |
< |
if ((pd->pid = vfork()) == 0) { /* if child */ |
36 |
> |
if ((pd->pid = fork()) == 0) { /* if child */ |
37 |
|
close(p0[1]); |
38 |
|
close(p1[0]); |
39 |
|
if (p0[0] != 0) { /* connect p0 to stdin */ |
67 |
|
{ |
68 |
|
int pid, status; |
69 |
|
|
70 |
+ |
if (!pd->running) |
71 |
+ |
return(0); |
72 |
|
close(pd->r); |
73 |
|
close(pd->w); |
74 |
|
pd->running = 0; |
75 |
< |
while ((pid = wait(&status)) != -1) |
76 |
< |
if (pid == pd->pid) |
76 |
< |
return(status>>8 & 0xff); |
75 |
> |
if (waitpid(pd->pid, &status, 0) == pd->pid) |
76 |
> |
return(status>>8 & 0xff); |
77 |
|
return(-1); /* ? unknown status */ |
78 |
|
} |
79 |
|
|