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List:       linux-kbuild
Subject:    Re: [PATCH] wrap long help lines
From:       Michal Marek <mmarek () suse ! cz>
Date:       2009-12-14 14:19:32
Message-ID: 4B264974.7050108 () suse ! cz
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On 13.12.2009 04:59, Vadim Bendebury (вб) wrote:
> 2009/12/12 Michal Marek <mmarek@suse.cz>:
>>> What do you think of mconf:show_help() before invoking
>>> show_help_text() - is it the right spot to plug this in? Do you have a
>>> suggestion?>
>>
>> If you look at the expr_print() prototype, it takes a pointer to a
>> callback and a data argument. This callback gets repeatedly called to
>> store or display parts of the text. So you could create a new callback
>> that pastes the parts together and inserts a newline if needed. That
>> way, you don't have to memcpy() the text around afterwards.
>>
> 
> expr_print() gets  called through expr_gstr_print() from three
> different places in menu.c, how would I limit the scope of this change
> to the case of help message display only? I think this change should
> only affect help messages - don't you agree?

AFAICS all three are called from within menu_get_ext_help() only.

Michal
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