> To show only relevant diffs of ip and ipv6 variants help message print
> routines needs to be unified and improved.
>
> Get rid of print_usage() and usage() wrappers: use single function to
> output help message. As side effect we return -1 from parse function
> instead of calling exit(2) in case of "... tunnel <help|garbage>" is
> found.
>
> Additionally we get pointer to @struct link_util and can directly access
> ->id information to prepare customized help message.
>
> Split calls to fprintf() two group: one that contains format string with
> specifiers (thus requiring parameters) and another one that does not.
> This helps compiler to optimize calls to fprintf() with fputs() when no
> format specifiers in string. Do not use fputs() directly to keep code
> formatting nice.
>
> After this series applied following diffs:
>
> # diff -urN ip/link_gre{,6}.c
> # diff -urN ip/link_vti{,6}.c
> # diff -urN ip/link_ip{,6}tnl.c
>
> in scope of help print routines reduced to necessary minimum.
>
> Tested minimally by compiling and executing "ip link help <kind>" and
> "ip link add type help" commands. Looks correct.
>
> See individual patch description for more information.
>
> Reviews, commands and suggestions are welcome.
>
> v2
> Dropped function prefix changes from the series: this is not strictly
> relared change and should be done separately.There is v3 available, we have checkpatch and commit description problems here. > > Thanks, > Serhii > > Serhey Popovych (3): > vti/vti6: Unify vti_print_help() > gre/gre6: Unify gre_print_help() > iptnl/ip6tnl: Unify iptunnel_print_help() > > ip/link_gre.c | 73 ++++++++++++++++++++------------------------ > ip/link_gre6.c | 74 +++++++++++++++++++++------------------------ > ip/link_ip6tnl.c | 45 ++++++++++++++-------------- > ip/link_iptnl.c | 88 > ++++++++++++++++++++++++++---------------------------- > ip/link_vti.c | 42 +++++++++++--------------- > ip/link_vti6.c | 33 +++++++++----------- > 6 files changed, 165 insertions(+), 190 deletions(-) >
signature.asc
Description: OpenPGP digital signature
