//usage:#define pmap_trivial_usage
//usage: "[-xq] PID"
//usage:#define pmap_full_usage "\n\n"
-//usage: "Display detailed process memory usage"
+//usage: "Display process memory usage"
//usage: "\n"
//usage: "\n -x Show details"
//usage: "\n -q Quiet"
int ret;
char buf[256];
- read_cmdline(buf, sizeof(buf), pid, "no such process");
+ read_cmdline(buf, sizeof(buf), pid, NULL);
printf("%u: %s\n", (int)pid, buf);
if (!(opt & OPT_q) && (opt & OPT_x))