[PATCH ethtool v3 3/7] separate FLAGS out in -h

[Jakub Kicinski]

Help output is quite crowded already with every command
being prefixed by --debug and --json options, and we're
about to add a third one.

Add an indirection.

Signed-off-by: Jakub Kicinski <k...@kernel.org>
---
 ethtool.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/ethtool.c b/ethtool.c
index 2a7de97c51bb..403616bb7fa0 100644
--- a/ethtool.c
+++ b/ethtool.c
@@ -6015,10 +6015,10 @@ static int show_usage(struct cmd_context *ctx 
__maybe_unused)
        fprintf(stdout, PACKAGE " version " VERSION "\n");
        fprintf(stdout,
                "Usage:\n"
-               "        ethtool [ --debug MASK ][ --json ] DEVNAME\t"
+               "        ethtool [ FLAGS ] DEVNAME\t"
                "Display standard information about device\n");
        for (i = 0; args[i].opts; i++) {
-               fputs("        ethtool [ --debug MASK ][ --json ] ", stdout);
+               fputs("        ethtool [ FLAGS ] ", stdout);
                fprintf(stdout, "%s %s\t%s\n",
                        args[i].opts,
                        args[i].no_dev ? "\t" : "DEVNAME",
@@ -6027,7 +6027,10 @@ static int show_usage(struct cmd_context *ctx 
__maybe_unused)
                        fputs(args[i].xhelp, stdout);
        }
        nl_monitor_usage();
-       fprintf(stdout, "Not all options support JSON output\n");
+       fprintf(stdout, "\n");
+       fprintf(stdout, "FLAGS:\n");
+       fprintf(stdout, "       --debug MASK    turn on debugging messages\n");
+       fprintf(stdout, "       --json          enable JSON output format (not 
supported by all commands)\n");
 
        return 0;
 }
-- 
2.26.2