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Message-Id: <20200915235259.457050-4-kuba@kernel.org>
Date: Tue, 15 Sep 2020 16:52:57 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: mkubecek@...e.cz
Cc: netdev@...r.kernel.org, Jakub Kicinski <kuba@...nel.org>
Subject: [PATCH ethtool-next 3/5] separate FLAGS out in -h
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 <kuba@...nel.org>
---
ethtool.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/ethtool.c b/ethtool.c
index 23ecfcfd069c..ae5310e9e306 100644
--- a/ethtool.c
+++ b/ethtool.c
@@ -5947,10 +5947,10 @@ 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",
@@ -5959,7 +5959,10 @@ 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
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