Re: [PATCH] tr: more descriptive help text

[Jim Meyering]

Pádraig Brady wrote:
> Heikki Orsila wrote:
>> ---
>>  src/tr.c |    2 +-
>>  1 files changed, 1 insertions(+), 1 deletions(-)
>>
>> diff --git a/src/tr.c b/src/tr.c
>> index e9338d4..8084447 100644
>> --- a/src/tr.c
>> +++ b/src/tr.c
>> @@ -291,7 +291,7 @@ Usage: %s [OPTION]... SET1 [SET2]\n\
>>  Translate, squeeze, and/or delete characters from standard input,\n\
>>  writing to standard output.\n\
>>  \n\
>> -  -c, -C, --complement    first complement SET1\n\
>> +  -c, -C, --complement    change SET1 into a complement of itself\n\
>>    -d, --delete            delete characters in SET1, do not translate\n\
>>    -s, --squeeze-repeats   replace each input sequence of a repeated 
>> character\n\
>>                              that is listed in SET1 with a single 
>> occurrence\n\
>
> Yes, we should add that.
> "first complement" could be ambiguous/confusing.

How about "use the complement of SET1" ?