RFR: 8010385: build with LOG=trace broken on mac

Erik Joelsson erik.joelsson at oracle.com
Fri Jun 28 07:51:43 UTC 2013

The intention is that debug should echo all recipe (which include 
compiler) command lines. If this isn't working for you, something is wrong.


On 2013-06-27 20:25, Phil Race wrote:
> Looks fine to me too ... I wish I'd seen this 30 seconds ago.
> I literally just hit this bug on mac and filed a dup (which I'll close)
> and then saw this RFR.
> BTW What I'm trying to do is see the gcc compiler options that
> are actually used on Mac. debug and info options didn't
> reveal anything. What should I use ?
> -phil.
> On 6/27/2013 10:51 AM, Tim Bell wrote:
>> Hi Erik
>> Looks good to me as well.  Approved.
>> Tim
>> On 06/27/13 05:21 AM, David Holmes wrote:
>>> On 27/06/2013 7:16 PM, Erik Joelsson wrote:
>>>> Would be great if someone could take a look at this, thanks.
>>> Looks reasonable to me.
>>> David
>>>> /Erik
>>>> On 2013-06-18 16:38, Erik Joelsson wrote:
>>>>> The log level 'trace' is broken on both mac and solaris. When 
>>>>> trace is
>>>>> used, the shell variable is overridden to do the following:
>>>>> 1. Add -x to echo each line that gets executed. This causes all
>>>>> $(shell) expressions to be printed in addition to recipes.
>>>>> 2. Add some text explaining if it's a $(shell) or a recipe, what rule
>>>>> it belongs to and what triggered it.
>>>>> 3. Add /usr/bin/time to each line and print the output to a special
>>>>> log file
>>>>> What's failing on Mac and Solaris is 3 since the formatted output and
>>>>> ability to print to a separate file is only available in GNU time. On
>>>>> Solaris 1 is also failing due to the default shell, /bin/sh, not
>>>>> seeming to like this.
>>>>> I solved 1 by overriding the shell with /bin/bash. We already require
>>>>> bash for configure so this should be safe.
>>>>> For 3, if we don't have GNU time, we can't use the feature, so I let
>>>>> configure check for this and disable it if not found.
>>>>> http://cr.openjdk.java.net/~erikj/8010385/webrev.root.01/
>>>>> /Erik

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