From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by yocto-www.yoctoproject.org (Postfix, from userid 118) id F0203E008EC; Thu, 9 Apr 2015 07:35:02 -0700 (PDT) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on yocto-www.yoctoproject.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=ham version=3.3.1 X-Spam-HAM-Report: * -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% * [score: 0.0000] Received: from mail.chez-thomas.org (mail.mlbassoc.com [65.100.170.105]) by yocto-www.yoctoproject.org (Postfix) with ESMTP id 36587E0049A for ; Thu, 9 Apr 2015 07:34:59 -0700 (PDT) Received: by mail.chez-thomas.org (Postfix, from userid 1998) id 36F1BF811E3; Thu, 9 Apr 2015 08:34:59 -0600 (MDT) Received: from [192.168.1.114] (zeus [192.168.1.114]) by mail.chez-thomas.org (Postfix) with ESMTP id D8733F811D7; Thu, 9 Apr 2015 08:34:58 -0600 (MDT) Message-ID: <55268E23.4090905@mlbassoc.com> Date: Thu, 09 Apr 2015 08:35:15 -0600 From: Gary Thomas User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.6.0 MIME-Version: 1.0 To: yocto@yoctoproject.org References: <5526828B.3080709@mlbassoc.com> <1927599.TACnxmbye2@peggleto-mobl.ger.corp.intel.com> In-Reply-To: <1927599.TACnxmbye2@peggleto-mobl.ger.corp.intel.com> Subject: Re: Using PACKAGECONFIG X-BeenThere: yocto@yoctoproject.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Discussion of all things Yocto Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 09 Apr 2015 14:35:03 -0000 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit On 2015-04-09 08:16, Paul Eggleton wrote: > Hi Gary, > > On Thursday 09 April 2015 07:45:47 Gary Thomas wrote: >> I'm trying to extend PACKAGECONFIG for a recipe (vlc). The >> main recipe contains this: >> PACKAGECONFIG ?= " live555" >> PACKAGECONFIG[mad] = "--enable-mad,--disable-mad,libmad" >> PACKAGECONFIG[a52] = "--enable-a52,--disable-a52,liba52" >> PACKAGECONFIG[jack] = "--enable-jack,--disable-jack,jack" >> PACKAGECONFIG[live555] = "--enable-live555,--disable-live555,live555" >> PACKAGECONFIG[libass] = "--enable-libass,--disable-libass,libass" >> PACKAGECONFIG[mkv] = "--enable-mkv,--disable-mkv,libmatroska libebml" >> PACKAGECONFIG[postproc] = >> "--enable-postproc,--disable-postproc,libpostproc" PACKAGECONFIG[opencv] = >> "--enable-opencv,--disable-opencv,opencv" PACKAGECONFIG[libva] = >> "--enable-libva --enable-avcodec,--disable-libva --disable-avcodec,libva >> libav" >> >> I'd like to only add "libva" to the default, so I wrote this >> in my local.conf: >> PACKAGECONFIG_pn-vlc_append = " libva" >> Inspecting it >> $ bitbake vlc -e | grep ^PACKAGECONFIG >> PACKAGECONFIG=" libva" >> >> Oops. Just to be sure, I tried >> PACKAGECONFIG_pn-vlc = "live555 libva" >> which gives >> $ bitbake vlc -e | grep ^PACKAGECONFIG >> PACKAGECONFIG="live555 libva" >> >> Note: I tried >> PACKAGECONFIG_append_pn-vlc = " libva" >> which does work. However, I've also used >> PACKAGECONFIG_pn-chromium_append = " component-build" >> for a different recipe that does work... VERY CONFUSED >> >> What am I doing wrong? How do I correctly add to the default list? > > In general, for a conditional append, you must use _append_ - the > other way around will not do an append, AFAIK it will just set the value. > > There are some other valid options that you didn't mention above: > > 1) Set it outright to list all of the options you want instead of appending. > At least you know exactly what is going into the value. (I know some people > don't like this.) > > 2) Set it using += or _append from a bbappend. Thanks for the explanation - I'll make sure to use the correct form from now on (and fix my incorrect uses for chromium!) -- ------------------------------------------------------------ Gary Thomas | Consulting for the MLB Associates | Embedded world ------------------------------------------------------------