On 12.07.2024 15:07, Fouad Hilly wrote:
> --- a/tools/misc/xen-ucode.c
> +++ b/tools/misc/xen-ucode.c
> @@ -11,6 +11,7 @@
> #include <sys/stat.h>
> #include <fcntl.h>
> #include <xenctrl.h>
> +#include <getopt.h>
>
> static xc_interface *xch;
>
> @@ -71,12 +72,29 @@ static void show_curr_cpu(FILE *f)
> }
> }
>
> +static void usage(FILE *stream, const char *name)
> +{
> + fprintf(stream,
> + "%s: Xen microcode updating tool\n"
> + "options:\n"
> + " -h, --help display this help\n"
> + " -s, --show-cpu-info show CPU information\n"
> + "Usage: %s [microcode file] [options]\n", name, name);
Isn't it more like [microcode file | options] at this point? Even when
--force support is added, neither of the two options here go together
with a microcode file.
> @@ -86,22 +104,34 @@ int main(int argc, char *argv[])
> exit(1);
> }
>
> - if ( argc < 2 )
> + while ( (opt = getopt_long(argc, argv, "hs", options, NULL)) != -1 )
> {
> - fprintf(stderr,
> - "xen-ucode: Xen microcode updating tool\n"
> - "Usage: %s [<microcode file> | show-cpu-info]\n", argv[0]);
> - show_curr_cpu(stderr);
> - exit(2);
> + switch (opt)
Nit (style): Missing blanks inside the parentheses.
Jan