First time users are likely to call 'xtables-monitor --help' to see
what's going on. Make this situation a bit more pleasant for them:
* When complaining about illegal arguments, add a final newline
character to the error message.
* Actually support '--help' long option as an alias to '-h'.
Signed-off-by: Phil Sutter <phil@xxxxxx>
---
iptables/xtables-monitor.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/iptables/xtables-monitor.c b/iptables/xtables-monitor.c
index a43a69af327e0..e7116545f5030 100644
--- a/iptables/xtables-monitor.c
+++ b/iptables/xtables-monitor.c
@@ -568,6 +568,7 @@ static const struct option options[] = {
{.name = "ipv4", .has_arg = false, .val = '4'},
{.name = "ipv6", .has_arg = false, .val = '6'},
{.name = "version", .has_arg = false, .val = 'V'},
+ {.name = "help", .has_arg = false, .val = 'h'},
{NULL},
};
@@ -635,7 +636,7 @@ int xtables_monitor_main(int argc, char *argv[])
exit(0);
default:
fprintf(stderr, "xtables-monitor %s: Bad argument.\n", IPTABLES_VERSION);
- fprintf(stderr, "Try `xtables-monitor -h' for more information.");
+ fprintf(stderr, "Try `xtables-monitor -h' for more information.\n");
exit(PARAMETER_PROBLEM);
}
}
--
2.18.0
--
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