static int freeze_unfreeze(const char *name, int freeze, const char *lxcpath)
{
char *cgabspath;
int ret;
cgabspath = lxc_cgroup_get_hierarchy_abs_path("freezer", name, lxcpath);
if (!cgabspath)
return -1;
ret = do_unfreeze(cgabspath, freeze, name, lxcpath);
free(cgabspath);
return ret;
}
static lxc_state_t freezer_state(const char *name, const char *lxcpath)
{
char *cgabspath = NULL;
char freezer[MAXPATHLEN];
char status[MAXPATHLEN];
FILE *file;
int ret;
cgabspath = lxc_cgroup_get_hierarchy_abs_path("freezer", name, lxcpath);
if (!cgabspath)
return -1;
ret = snprintf(freezer, MAXPATHLEN, "%s/freezer.state", cgabspath);
if (ret < 0 || ret >= MAXPATHLEN)
goto out;
process_lock();
file = fopen(freezer, "r");
process_unlock();
if (!file) {
ret = -1;
goto out;
}
ret = fscanf(file, "%s", status);
process_lock();
fclose(file);
process_unlock();
if (ret == EOF) {
SYSERROR("failed to read %s", freezer);
ret = -1;
goto out;
}
ret = lxc_str2state(status);
out:
free(cgabspath);
return ret;
}
