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iprule: Align help text with man page synopsis

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The help text was misleading: One could think it is possible to list
rules by selector, which would be nice but isn't. This change also
clarifies that 'ip rule' defaults to 'list' if no further arguments are
given.

Signed-off-by: Phil Sutter <phil@nwl.cc>
This commit is contained in:
Phil Sutter 2016-02-25 13:07:35 +01:00 committed by Stephen Hemminger
parent b6d77d9ee3
commit 67eedcd9a1
1 changed files with 3 additions and 2 deletions
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5
ip/iprule.c
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@ -33,8 +33,9 @@ static void usage(void) __attribute__((noreturn));
static void usage(void)
{
fprintf(stderr, "Usage: ip rule [ list | add | del | flush | save ] SELECTOR ACTION\n");
fprintf(stderr, " ip rule restore\n");
fprintf(stderr, "Usage: ip rule { add | del } SELECTOR ACTION\n");
fprintf(stderr, " ip rule { flush | save | restore }\n");
fprintf(stderr, " ip rule [ list ]\n");
fprintf(stderr, "SELECTOR := [ not ] [ from PREFIX ] [ to PREFIX ] [ tos TOS ] [ fwmark FWMARK[/MASK] ]\n");
fprintf(stderr, " [ iif STRING ] [ oif STRING ] [ pref NUMBER ]\n");
fprintf(stderr, "ACTION := [ table TABLE_ID ]\n");