[fixed] Re: target variable ($@) as prerequisite

[ulugutz]

ok that did it. thank you so much.
taget : pattern in target : patter for dependency 


ulugutz wrote:
> 
> 
> 
> Oleksandr Gavenko-2 wrote:
>> 
>> On 27.01.2011 17:04, ulugutz wrote:
>>>
>>> Ahh ok i get it. Yes in your example it works fine. Maybe it's my bad
>>> skill
>>> in writing makefiles but it looks different from my stuff. As i create
>>> pdf
>>> file not only from png but also svg and so on i did not use a pattern (i
>>> mean like %.pdf) as a rule. Instead i did something like this :
>>>
>>> PNG_FILES := $(wildcard *.png)
>>> SVG_FILES := $(wildcard *.svg)
>>> PDFfrompng_FILES := $(PNG_FILES:.png=.pdf)
>>> PDFfromsvg_FILES := $(PNG_FILES:.svg=.pdf)
>>>
>>> .PHONY: all
>>> all: $(PDF_FILES)
>>>
>>> PDFfrompng_FILES : PNG_FILES
>>>       cp $*.png $@
>>> ...
>>> ...
>> Please provide real command for PDFfrompng_FILES.
>> Because there is place where I don't understand you.
>> 
>> I suggest to append these lines to your example to make you need:
>> 
>> PDF_FILES = $(PDFfrompng_FILES) $(PDFfromsvg_FILES)
>> 
>> $(PDFfrompng_FILES) : %.pdf: %.png
>>      cp $*.png $@
>> 
>> $(PDFfromsvg_FILES) : %.pdf: %.svg
>>      cp $*.svg $@
>> 
>> and so on for any other file type.
>> 
> 
> yes the commands are somewhat different for each file types. png are
> actually just getting linked (ln -s) but eps (eps2pdf) and svg (inkscape
> export as pdf) will be transfromed into pdfs.
> now in your example I see something new taget: prerequ : whatisthis?
> is will check what is does and come back to you...
> 
> 

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