Re: directory search fails!

[ali hagigat]

Eli,
I can not say any thing about your new wording as I think I have not
yet understood the directory search algorithm completely. I have spent
several hours without understanding it and unfortunately the manual
keeps me stopped paragraph after paragraph...


On Sat, Sep 25, 2010 at 12:23 PM, ali hagigat <address@hidden> wrote:
> "prerequisite lists which contain this target"
>
> The first thing comes to mind after reading this sentence , is that we
> have a target and some prerequisites.
> One can not think that the target we are talking about is among a list
> of words which make up our prerequisite list.
> Because when a word is written in a prerequisite list, it is not a
> target!! it is a prerequisite in the list!!
> So this target may be a multiple-rule target which has some rules with
> prerequisites and the pathname found is used for each prerequisite
> item!
>
> On Sat, Sep 25, 2010 at 10:40 AM, Eli Zaretskii <address@hidden> wrote:
>>> Date: Sat, 25 Sep 2010 08:52:19 +0330
>>> From: ali hagigat <address@hidden>
>>>
>>> The source of confusion in the section, "4.4.3 How Directory Searches
>>> are Performed",  is that at the items 1 and 4, it talks about 'target'
>>> but these two targets are different. When reading search algorithm, at
>>> item 1, one imagines a rule which has a target, some prerequisites and
>>> some commands.
>>> Then in Item 4 it again talks about 'target', while this new target is
>>> actually the prerequisite of the target of Item 1.
>>> The distinction of target and prerequisite has not been indicated
>>> well. One asks from himself after reading the text, the target of what
>>> rule? The prerequisite of  what rule?
>>
>> I don't understand the source of the confusion.  A "prerequisite list"
>> is a list of words; a list that "contains this target" is a list one
>> of whose words is the target.  What is confusing here, exactly?  Can
>> you give an example where this confusion comes to light?
>>
>