#include <errno.h>
#include "util.h"
+#include "formats-util.h"
#include "macro.h"
#include "path-util.h"
#include "cgroup-util.h"
#include "cgroup-show.h"
+#include "terminal-util.h"
static int compare(const void *a, const void *b) {
const pid_t *p = a, *q = b;
static void show_pid_array(pid_t pids[], unsigned n_pids, const char *prefix, unsigned n_columns, bool extra, bool more, bool kernel_threads, OutputFlags flags) {
unsigned i, j, pid_width;
- if (n_pids <= 0)
+ if (n_pids == 0)
return;
qsort(pids, n_pids, sizeof(pid_t), compare);
if (r < 0)
return r;
- fn = strappenda(p, "/cgroup.procs");
+ fn = strjoina(p, "/cgroup.procs");
f = fopen(fn, "re");
if (!f)
return -errno;
if (r < 0)
return r;
- if (n > 0)
- show_pid_array(pids, n, prefix, n_columns, false, more, kernel_threads, flags);
+ show_pid_array(pids, n, prefix, n_columns, false, more, kernel_threads, flags);
return 0;
}