Re: [PATCH v3 08/14] virsh: Create macro for common "file" option

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On 01/11/2016 09:38 AM, Andrea Bolognani wrote:
> On Sat, 2016-01-09 at 08:36 -0500, John Ferlan wrote:
>> Rather than continually cut-n-paste the strings into each command,
>> create a common macro to be used generically.  Note that not all
>> '{.name = "file",' entries are replaced, just those that use
>> VSH_OT_DATA and VSH_OFLAG_REQ.
>>  
>> Replacement of this option is a bit trickier, since the .helpstr
>> changes from command to command. Also because if the N_() I18N
>> for each, it's also not possible to just copy the string. So,
>> replace the enter right side of the .helpstr = with the _helpstr
>               -----                   -------- -
>               ^ entire                ^ .help  ^ assignment (?)

I've nixed the whole paragraph

>> macro argument.
>>  
>> Signed-off-by: John Ferlan <jferlan@xxxxxxxxxx>
>> ---
>>   tools/virsh-domain.c | 85 +++++++++++++---------------------------------------
>>   1 file changed, 20 insertions(+), 65 deletions(-)
>>  
>> diff --git a/tools/virsh-domain.c b/tools/virsh-domain.c
>> index e3ed216..ce698c3 100644
>> --- a/tools/virsh-domain.c
>> +++ b/tools/virsh-domain.c
>> @@ -87,6 +87,13 @@
>>        .help = N_("affect current domain")               \
>>       }                                                  \
>>   
>> +#define VIRSH_COMMON_OPT_DOMAIN_FILE(_helpstr)         \
>> +    {.name = "file",                                   \
>> +     .type = VSH_OT_DATA,                              \
>> +     .flags = VSH_OFLAG_REQ,                           \
>> +     .help = _helpstr                                  \
>> +    }                                                  \
>> +
> 
> I don't think this should be specific to domain commands. I'd
> rather rename it to VIRSH_COMMON_OPT_FILE(), move it to virsh.h
> and use it for
> 
>   iface-define
>   net-create
>   net-define
>   nodedev-create
>   nwfilter-define
>   secret-define
>   vol-create
>   vol-create-from
>   vol-upload
>   vol-download
> 
> too. Even better, you could change
> 
>   #define VIRSH_COMMON_OPT_POOL_FILE \
>       VIRSH_COMMON_OPT_FILE(N_("file containing an XML pool description"))
> 
> and add
> 
>   #define VIRSH_COMMON_OPT_VOLUME_FILE \
>       VIRSH_COMMON_OPT_FILE(N_("file containing an XML vol description"))
> 
> to use in the vol-* commands listed above.
> 
>

All are adjusted now to use a common virsh.h VIRSH_COMMON_OPT_FILE macro
(except of course the one oddball - opts_screenshot in domain_conf

Tks -

John

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