libcgroup/libcgroup-0.41/tests/walk_task.c
2014-02-05 16:04:04 +01:00

50 lines
966 B
C

#include <stdio.h>
#include <libcgroup.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
int main(int argc, char *argv[])
{
int ret, i;
char *group = NULL;
void *handle;
if (argc < 2) {
printf("No list of groups provided\n");
return -1;
}
ret = cgroup_init();
if (ret) {
printf("cgroup_init failed with %s\n", cgroup_strerror(ret));
return -1;
}
for (i = 1; i < argc; i++) {
pid_t pid;
group = strdup(argv[i]);
printf("Printing the details of groups %s\n", group);
ret = cgroup_get_task_begin(group, "cpu", &handle, &pid);
while (!ret) {
printf("Pid is %u\n", pid);
ret = cgroup_get_task_next(&handle, &pid);
if (ret && ret != ECGEOF) {
printf("cgroup_get_task_next failed with %s\n",
cgroup_strerror(ret));
if (ret == ECGOTHER)
printf("failure with %s\n",
strerror(errno));
return -1;
}
}
free(group);
group = NULL;
ret = cgroup_get_task_end(&handle);
}
return 0;
}