Somewhat OT: Using Pipes Inside a GNU Make File

Tim Daneliuk tundra at tundraware.com
Thu Sep 6 01:59:09 UTC 2012


On 09/05/2012 07:24 PM, Bryan Drewery wrote:
> On 9/5/2012 7:02 PM, Tim Daneliuk wrote:
>> A bit off topic, but I'm kind of stuck.  I am using gmake and want to
>> do something like this:
>>
>>     FOO := $(shell a | b | c)
>>
>> But this appears not to work.  Only the 'a' command is executed.  The
>> remainder
>> of the pipeline is ignored.  Is there some clean way to implement this
>> kind of thing?
>>
>>
>
> I use this in a GNUMakefile and it works fine.
>
>      BRANCH := $(shell git branch --no-color | grep "^*" | sed -e 's/^\* //')
>
>
> You may need to post a more specific example.
>
> Bryan> _______________________________________________

Here's the line that is failing:

2LATEX   = $(shell which rst2latex.py rst2latex | tr '\012' ' ' | awk '{print $1}')  --stylesheet=parskip



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Tim Daneliuk     tundra at tundraware.com
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