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Fix help text for ip link

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This is a variant of Patrick McHardy patch for help text.
Add help for ip link add and ip link delete.
The help conditional on what the kernel supports.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
This commit is contained in:
Stephen Hemminger 2008-10-13 07:17:08 -07:00
parent 3ef0c85942
commit 750a405a5a
1 changed files with 31 additions and 12 deletions
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43
ip/iplink.c
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@ -38,22 +38,41 @@
#endif
static void usage(void) __attribute__((noreturn));
static int iplink_have_newlink(void);
void iplink_usage(void)
{
fprintf(stderr, "Usage: ip link set DEVICE { up | down |\n");
fprintf(stderr, " arp { on | off } |\n");
fprintf(stderr, " dynamic { on | off } |\n");
fprintf(stderr, " multicast { on | off } |\n");
fprintf(stderr, " allmulticast { on | off } |\n");
fprintf(stderr, " promisc { on | off } |\n");
fprintf(stderr, " trailers { on | off } |\n");
fprintf(stderr, " txqueuelen PACKETS |\n");
fprintf(stderr, " name NEWNAME |\n");
fprintf(stderr, " address LLADDR | broadcast LLADDR |\n");
fprintf(stderr, " mtu MTU }\n");
fprintf(stderr, " netns PID }\n");
if (iplink_have_newlink()) {
fprintf(stderr, "Usage: ip link add link DEV [ name ] NAME\n");
fprintf(stderr, " [ txqueuelen PACKETS ]\n");
fprintf(stderr, " [ address LLADDR ]\n");
fprintf(stderr, " [ broadcast LLADDR ]\n");
fprintf(stderr, " [ mtu MTU ]\n");
fprintf(stderr, " type TYPE [ ARGS ]\n");
fprintf(stderr, " ip link delete DEV type TYPE [ ARGS ]\n");
fprintf(stderr, "\n");
fprintf(stderr, " ip link set DEVICE [ { up | down } ]\n");
} else
fprintf(stderr, "Usage: ip link set DEVICE [ { up | down } ]\n");
fprintf(stderr, " [ arp { on | off } ]\n");
fprintf(stderr, " [ dynamic { on | off } ]\n");
fprintf(stderr, " [ multicast { on | off } ]\n");
fprintf(stderr, " [ allmulticast { on | off } ]\n");
fprintf(stderr, " [ promisc { on | off } ]\n");
fprintf(stderr, " [ trailers { on | off } ]\n");
fprintf(stderr, " [ txqueuelen PACKETS ]\n");
fprintf(stderr, " [ name NEWNAME ]\n");
fprintf(stderr, " [ address LLADDR ]\n");
fprintf(stderr, " [ broadcast LLADDR ]\n");
fprintf(stderr, " [ mtu MTU ]\n");
fprintf(stderr, " [ netns PID ]\n");
fprintf(stderr, " ip link show [ DEVICE ]\n");
if (iplink_have_newlink()) {
fprintf(stderr, "\n");
fprintf(stderr, "TYPE := { vlan | veth | dummy | ifb | macvlan }\n");
}
exit(-1);
}