Re: [PATCH 5/8] config: Disallow multiple config file locations.

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On Sun, Feb 15, 2009 at 2:26 PM, Johannes Schindelin
<Johannes.Schindelin@xxxxxx> wrote:
> Hi,
>
> On Sun, 15 Feb 2009, Felipe Contreras wrote:
>
>> Either --global, --system, or --file should be used, but not any
>> combination.
>>
>> Signed-off-by: Felipe Contreras <felipe.contreras@xxxxxxxxx>
>> ---
>>  builtin-config.c |   10 ++++++++++
>>  1 files changed, 10 insertions(+), 0 deletions(-)
>>
>> diff --git a/builtin-config.c b/builtin-config.c
>> index 83f8b74..e744ad8 100644
>> --- a/builtin-config.c
>> +++ b/builtin-config.c
>> @@ -314,6 +314,16 @@ int cmd_config(int argc, const char **argv, const char *unused_prefix)
>>
>>       argc = parse_options(argc, argv, builtin_config_options, builtin_config_usage, 0);
>>
>> +     {
>> +             int config_file_count = use_global_config + use_system_config;
>> +             if (given_config_file)
>> +                     config_file_count++;
>> +             if (config_file_count > 1) {
>> +                     error("only one config file at a time.");
>> +                     usage_with_options(builtin_config_usage, builtin_config_options);
>> +             }
>> +     }
>
> Hmm.  Is this a convoluted way to write
>
>        if (use_global_config + use_system_config + !!given_config_file > 1)
>
> or am I misunderstanding anything?

Ah, much better. (the !!foo trick is new to me)

-- 
Felipe Contreras

Attachment: 0005-config-Disallow-multiple-config-file-locations.patch
Description: Binary data


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