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Date: Tue, 8 Mar 2005 19:11:37 +0200
From: Giorgos Keramidas <keramida@ceid.upatras.gr>
To: John-Mark Gurney <gurney_j@resnet.uoregon.edu>
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Subject: Re: cvs commit: src/usr.bin/ipcs ipcs.c
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On 2005-03-08 09:05, John-Mark Gurney <gurney_j@resnet.uoregon.edu> wrote:
>Giorgos Keramidas wrote this message on Tue, Mar 08, 2005 at 15:20 +0200:
>>On 2005-03-08 13:14, Giorgos Keramidas <keramida@freebsd.org> wrote:
>>>   Use 12 columns for (int) values, 20 columns for (long) and align
>>>   headers properly (right justified for numbers, left justified for
>>>   everything else).
>>
>> If anyone has a good idea for making the columns widths dynamically
>> adjustable, please do so :-)
>
> Yes, you can use a * instead of hard coding the widths, and then provide
> an integer on the printf line for the width... so:
> int foo, bar;
> int foowidth, barwidth;
>
> foowidth = barwidth = 8;
> foo = 0xa9201;
> bar = 0xab29023;
> printf("foo: %*d,\tbar: %*d\n", foowidth, foo, barwidth, bar);

Yes, that's a great idea.  It will greatly simplify the formatting code
and make it easier to change _all_ the instances of variables that have
the same size to a new width.

:-)