tools/kvm/builtin-debug.c

   1 #include <kvm/util.h>
   2 #include <kvm/kvm-cmd.h>
   3 #include <kvm/builtin-debug.h>
   4 #include <kvm/kvm.h>
   5
   6 #include <stdio.h>
   7 #include <string.h>
   8 #include <signal.h>
   9
  10 static void do_debug(const char *name, int pid)
  11 {
  12         kill(pid, SIGQUIT);
  13 }
  14
  15 int kvm_cmd_debug(int argc, const char **argv, const char *prefix)
  16 {
  17         int pid;
  18
  19         if (argc != 1)
  20                 die("Usage: kvm debug [instance name]\n");
  21
  22         if (strcmp(argv[0], "all") == 0) {
  23                 kvm__enumerate_instances(do_debug);
  24                 return 0;
  25         }
  26
  27         pid = kvm__get_pid_by_instance(argv[0]);
  28         if (pid < 0)
  29                 die("Failed locating instance name");
  30
  31         return kill(pid, SIGQUIT);
  32 }