From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dd19416.kasserver.com (dd19416.kasserver.com [85.13.139.185]) by mail.openembedded.org (Postfix) with ESMTP id 72F9C6B271 for ; Wed, 17 Jul 2013 12:12:56 +0000 (UTC) Received: from [129.70.144.11] (hooge.TechFak.Uni-Bielefeld.DE [129.70.144.11]) by dd19416.kasserver.com (Postfix) with ESMTPSA id 360531840DE8; Wed, 17 Jul 2013 14:12:56 +0200 (CEST) Message-ID: <51E68A45.7090001@herbrechtsmeier.net> Date: Wed, 17 Jul 2013 14:12:53 +0200 From: Stefan Herbrechtsmeier User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:17.0) Gecko/20130620 Thunderbird/17.0.7 MIME-Version: 1.0 To: Jonathan Liu References: <1374050422-5056-1-git-send-email-net147@gmail.com> <51E66038.8000109@herbrechtsmeier.net> <51E6689B.8060400@gmail.com> <51E678AF.2010001@gmail.com> In-Reply-To: <51E678AF.2010001@gmail.com> Cc: openembedded-core@lists.openembedded.org Subject: Re: [PATCH] cmake.bbclass: set ar/ld/nm/objcopy/objdump/ranlib/strip native paths X-BeenThere: openembedded-core@lists.openembedded.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Patches and discussions about the oe-core layer List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 17 Jul 2013 12:12:56 -0000 Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: 7bit Am 17.07.2013 12:57, schrieb Jonathan Liu: > On 17/07/2013 7:49 PM, Jonathan Liu wrote: >> On 17/07/2013 7:13 PM, Stefan Herbrechtsmeier wrote: >>> Am 17.07.2013 10:40, schrieb Jonathan Liu: >>>> The CMAKE_{AR,LINKER,NM,OBJCOPY,OBJDUMP,RANLIB,STRIP} cmake variables >>>> are currently set to values like CMAKE_LINKER-NOTFOUND for native >>>> recipes because the host paths are not searched. This is because the >>>> CMAKE_FIND_ROOT_PATH_MODE_PROGRAM cmake variable is set to ONLY. >>>> >>>> To resolve this, explicitly set the variables using FIND_PROGRAM and >>>> pass the CMAKE_FIND_ROOT_PATH_BOTH option so the host paths are also >>>> searched. >>> Can you please debug the issue. Regarding my current check the >>> variables are set in CMakeFindBinUtils.cmake and this is included by >>> CMakeDetermineCCompiler.cmake. The later set >>> _CMAKE_TOOLCHAIN_LOCATION based on the CMAKE_C_COMPILER variable and >>> this is used as search location for the find_program calls. Can you >>> check the value of _CMAKE_TOOLCHAIN_LOCATION? >>> >> Within the context of the CMakeLists.txt file: >> CMAKE_C_COMPILER is /usr/bin/gcc. >> _CMAKE_TOOLCHAIN_LOCATION is not set to anything. >> >> If I add message(test) to >> build/tmp/sysroots/x86_64-linux/usr/share/cmake-2.8/Modules/CMakeDetermineCCompiler.cmake, >> it doesn't get printed out when running cmake on CMakeLists.txt >> (cmake is build/tmp/sysroots/x86_64-linux/usr/bin/cmake). >> >> Regards, >> Jonathan > For: > find_program(CMAKE_AR NAMES > ${_CMAKE_TOOLCHAIN_PREFIX}ar${_CMAKE_TOOLCHAIN_SUFFIX} HINTS > ${_CMAKE_TOOLCHAIN_LOCATION}) > > It seems the ${_CMAKE_TOOLCHAIN_LOCATION} hint is not used when > CMAKE_FIND_ROOT_PATH_MODE_PROGRAM is set to ONLY. You are right. The CMAKE_FIND_ROOT_PATH is used also as base for the HINTS paths. You can use _CMAKE_TOOLCHAIN_LOCATION to pass NO_CMAKE_FIND_ROOT_PATH to the find_program calls: set(_CMAKE_TOOLCHAIN_LOCATION "" NO_CMAKE_FIND_ROOT_PATH) This should work but I am not sure if it is a good solution.