Allow to print link type usage by: ip link help bridge_slave
Signed-off-by: Zhang Shengju <zhangshen...@cmss.chinamobile.com>
---
ip/iplink_bridge_slave.c | 16 ++++++++++++++--
1 file changed, 14 insertions(+), 2 deletions(-)
diff --git a/ip/iplink_bridge_slave.c b/ip/iplink_bridge_slave.c
index a285185..4593872 100644
--- a/ip/iplink_bridge_slave.c
+++ b/ip/iplink_bridge_slave.c
@@ -19,9 +19,9 @@
#include "utils.h"
#include "ip_common.h"
-static void explain(void)
+static void print_explain(FILE *f)
{
- fprintf(stderr,
+ fprintf(f,
"Usage: ... bridge_slave [ state STATE ] [ priority PRIO ]
[cost COST ]\n"
" [ guard {on | off} ]\n"
" [ hairpin {on | off} ] \n"
@@ -32,6 +32,11 @@ static void explain(void)
);
}
+static void explain(void)
+{
+ print_explain(stderr);
+}
+
static const char *port_states[] = {
[BR_STATE_DISABLED] = "disabled",
[BR_STATE_LISTENING] = "listening",
@@ -172,10 +177,17 @@ static int bridge_slave_parse_opt(struct link_util *lu,
int argc, char **argv,
return 0;
}
+static void bridge_slave_print_help(struct link_util *lu, int argc, char
**argv,
+ FILE *f)
+{
+ print_explain(f);
+}
+
struct link_util bridge_slave_link_util = {
.id = "bridge",
.maxattr = IFLA_BRPORT_MAX,
.print_opt = bridge_slave_print_opt,
.parse_opt = bridge_slave_parse_opt,
+ .print_help = bridge_slave_print_help,
.slave = true,
};
--
1.8.3.1
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