blob: dda942d38fbcdfe3407fdf07de0e403b2973958c (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
|
#include <sys/wait.h>
#include <sys/resource.h>
#include <string.h>
#define SYSCALL_STANDALONE
#include "syscall.h"
pid_t wait4(pid_t pid, int *status, int options, struct rusage *usage)
{
pid_t ret = syscall4(__NR_wait4, pid, (long)status, options, (long)usage);
/* Fixup kernel time_t... */
if (usage) {
long kusage[4];
memcpy(kusage, usage, sizeof kusage);
memmove((struct timeval *)usage + 2, (long *)usage + 4, sizeof *usage - 2*sizeof(struct timeval));
usage->ru_utime = (struct timeval){ kusage[0], kusage[1] };
usage->ru_stime = (struct timeval){ kusage[2], kusage[3] };
}
return ret;
}
|