From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Seiderer Date: Thu, 17 Dec 2015 23:17:34 +0100 Subject: [Buildroot] [PATCH v2] assimp: new package In-Reply-To: <20151213140730.70890ee3@free-electrons.com> References: <1449440276-6133-1-git-send-email-ps.report@gmx.net> <20151213140730.70890ee3@free-electrons.com> Message-ID: <20151217231734.0b46d158@gmx.net> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net Hello Thomas, On Sun, 13 Dec 2015 14:07:30 +0100, Thomas Petazzoni wrote: > Peter, > > On Sun, 6 Dec 2015 23:17:55 +0100, Peter Seiderer wrote: > > Signed-off-by: Peter Seiderer > > ---- > > Changes v1 -> v2: > > - use github helper (thanks to J?rg Krause) > > It seems that it needs a C++ compiler, so you need to add this > dependency, otherwise the build fails with: > > CMake Error at CMakeLists.txt:3 (PROJECT): > The CMAKE_CXX_COMPILER: > > /home/thomas/projets/outputs/assimp-minimal/host/usr/bin/arm-linux-g++ > > is not a full path to an existing compiler tool. > > Tell CMake where to find the compiler by setting either the environment > variable "CXX" or the CMake cache entry CMAKE_CXX_COMPILER to the full path > to the compiler, or to the compiler name if it is in the PATH. > Ups, missed this one, fixed in next patch version... > Also, it fails to build with musl, with the following error: > > In file included from /home/thomas/projets/outputs/assimp-musl/build/assimp-v3.2/contrib/irrXML/irrXML.cpp:10:0: > /home/thomas/projets/outputs/assimp-musl/build/assimp-v3.2/contrib/irrXML/irrString.h: In member function ?irr::core::string irr::io::CXMLReaderImpl::replaceSpecialCharacters(irr::core::string&) [with char_type = char; superclass = irr::io::IXMLBase]?: > /home/thomas/projets/outputs/assimp-musl/build/assimp-v3.2/contrib/irrXML/irrString.h:639:3: warning: assuming signed overflow does not occur when assuming that (X + c) < X is always false [-Wstrict-overflow] > if (allocated < used) > ^ > [ 96%] Linking CXX shared library ../lib/libassimp.so > /home/thomas/projets/outputs/assimp-musl/host/opt/ext-toolchain/bin/../lib/gcc/arm-buildroot-linux-musleabihf/4.9.3/../../../../arm-buildroot-linux-musleabihf/bin/ld: ../lib/libzlibstatic.a(compress.o): relocation R_ARM_MOVW_ABS_NC against `a local symbol' can not be used when making a shared object; recompile with -fPIC > ../lib/libzlibstatic.a: error adding symbols: Bad value > collect2: error: ld returned 1 exit status > code/CMakeFiles/assimp.dir/build.make:4307: recipe for target 'lib/libassimp.so.3.2.0' failed > make[4]: *** [lib/libassimp.so.3.2.0] Error 1 > CMakeFiles/Makefile2:172: recipe for target 'code/CMakeFiles/assimp.dir/all' failed > make[3]: *** [code/CMakeFiles/assimp.dir/all] Error 2 > Makefile:127: recipe for target 'all' failed > make[2]: *** [all] Error 2 > package/pkg-generic.mk:196: recipe for target '/home/thomas/projets/outputs/assimp-musl/build/assimp-v3.2/.stamp_built' failed > make[1]: *** [/home/thomas/projets/outputs/assimp-musl/build/assimp-v3.2/.stamp_built] Error 2 > Makefile:16: recipe for target '_all' failed > make: *** [_all] Error 2 > Seems to be a problem with the built-in zlib (built static without -fPIC) and linking into libassimp.so (object files built with -fPIC), see e.g. [1], simple workaround is to select buildroot zlib package... Updated patch follows soon... Regards, Peter [1] https://cmake.org/pipermail/cmake/2006-March/008482.html > Defconfig to reproduce: > > BR2_arm=y > BR2_cortex_a9=y > BR2_ARM_EABIHF=y > BR2_TOOLCHAIN_EXTERNAL=y > BR2_TOOLCHAIN_EXTERNAL_CUSTOM=y > BR2_TOOLCHAIN_EXTERNAL_DOWNLOAD=y > BR2_TOOLCHAIN_EXTERNAL_URL="http://autobuild.buildroot.org/toolchains/tarballs/br-arm-cortex-a9-musl-2015.11-rc1-71-g90d1299.tar.bz2" > BR2_TOOLCHAIN_EXTERNAL_GCC_4_9=y > BR2_TOOLCHAIN_EXTERNAL_HEADERS_4_3=y > BR2_TOOLCHAIN_EXTERNAL_CUSTOM_MUSL=y > BR2_TOOLCHAIN_EXTERNAL_CXX=y > BR2_INIT_NONE=y > BR2_SYSTEM_BIN_SH_NONE=y > # BR2_PACKAGE_BUSYBOX is not set > BR2_PACKAGE_ASSIMP=y > # BR2_TARGET_ROOTFS_TAR is not set > > Can you look into these issues and send an updated version? > > Thanks! > > Thomas