于 2011年10月26日 14:43, Osier Yang 写道:
> With the patch, output of "kvm list" will be:
>
> % ./kvm list
> PID NAME STATE
> ------------------------------------
> 5270 test running
> test shut off
> default shut off
>
> "not running" is changed into "shut off", as it might
> be other states which are "not running" in future? such
> as "paused".
>
> Signed-off-by: Osier Yang <jyang@xxxxxxxxxx>
> ---
> tools/kvm/builtin-list.c | 10 +++++++---
> 1 files changed, 7 insertions(+), 3 deletions(-)
>
> diff --git a/tools/kvm/builtin-list.c b/tools/kvm/builtin-list.c
> index 2ff3472..4cabd59 100644
> --- a/tools/kvm/builtin-list.c
> +++ b/tools/kvm/builtin-list.c
> @@ -33,6 +33,9 @@ static const struct option list_options[] = {
> OPT_END()
> };
>
> +#define KVM_INSTANCE_RUNNING "running"
> +#define KVM_INSTANCE_SHUTOFF "shut off"
> +
> void kvm_list_help(void)
> {
> usage_with_options(list_usage, list_options);
> @@ -71,7 +74,7 @@ static int print_guest(const char *name, int sock)
> if (strncmp(comm, PROCESS_NAME, strlen(PROCESS_NAME)))
> goto cleanup;
>
> - printf("%5d %s\n", pid, name);
> + printf("%5d %-20s %s\n", pid, name, KVM_INSTANCE_RUNNING);
I intended to use "6s" here
>
> free(comm);
>
> @@ -109,7 +112,7 @@ static int kvm_list_rootfs(void)
> if (dirent->d_type == DT_DIR &&
> strcmp(dirent->d_name, ".") &&
> strcmp(dirent->d_name, ".."))
> - printf(" %s (not running)\n", dirent->d_name);
> + printf("%5s %-20s %s\n", "", dirent->d_name, KVM_INSTANCE_SHUTOFF);
likewise, s/5/6/
> }
>
> return 0;
> @@ -134,7 +137,8 @@ int kvm_cmd_list(int argc, const char **argv, const char *prefix)
> if (!run && !rootfs)
> run = rootfs = true;
>
> - printf(" PID GUEST\n");
> + printf("%6s %-20s %s\n", "PID", "NAME", "STATE");
> + printf("------------------------------------\n");
>
> if (run) {
> r = kvm_list_running_instances();
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