Somebody needs to spend a bit of time to teach CMake how to properly cross-compile....
-- Damjan > On 19 Dec 2018, at 11:19, saint_sun 孙 via Lists.Fd.Io > <saint_sun=aliyun....@lists.fd.io> wrote: > > Hi all, > I was confused with cross compiling, when I built vpp with the new > version(18.10) using arm build tools. > > The compiling environment is listed below: > ----------------------------------------------------------------- > vpp 18.10 > host : ubuntu 16.04 , x86-64 cpu > target : armv71 > toolchain : arm-linux-gcc alredy exist in my home directory > ------------------------------------------------------------------ > > The compiling process is listed below: > > -------------------------------------------------------------------------------------------------- > user@vpp-compiler:~/vpp1810$ make build V=1 PLATFORM=arm32 or > ~/vpp1810/build-root$ make V=1 PLATFORM=arm32 TAG=vpp install-deb > make[1]: Entering directory '/home/user/vpp1810/build-root' > @@@@ Arch for platform 'arm32' is arm @@@@ > @@@@ Finding source for external @@@@ > @@@@ Makefile fragment found in > /home/user/vpp1810/build-data/packages/external.mk @@@@ > @@@@ Source found in /home/user/vpp1810/build @@@@ > @@@@ Arch for platform 'arm32' is arm @@@@ > @@@@ Finding source for vpp @@@@ > @@@@ Makefile fragment found in /home/user/vpp1810/build-data/packages/vpp.mk > @@@@ > @@@@ Source found in /home/user/vpp1810/src @@@@ > @@@@ Configuring external in > /home/user/vpp1810/build-root/build-arm32_debug-arm/external @@@@ > > @@@@ Building external in > /home/user/vpp1810/build-root/build-arm32_debug-arm/external @@@@ > make[2]: Entering directory '/home/user/vpp1810/build/external' > make check-deb > make[3]: Entering directory '/home/user/vpp1810/build/external' > make[3]: warning: jobserver unavailable: using -j1. Add '+' to parent make > rule. > make[3]: Nothing to be done for 'check-deb'. > make[3]: Leaving directory '/home/user/vpp1810/build/external' > make[2]: Leaving directory '/home/user/vpp1810/build/external' > @@@@ Installing external @@@@ > make[2]: Entering directory '/home/user/vpp1810/build/external' > make[2]: Nothing to be done for 'ebuild-install'. > make[2]: Leaving directory '/home/user/vpp1810/build/external' > @@@@ Configuring vpp in > /home/user/vpp1810/build-root/build-arm32_debug-arm/vpp @@@@ > -- The C compiler identification is unknown > -- Check for working C compiler using: Ninja > -- Check for working C compiler using: Ninja -- broken > CMake Error at /usr/share/cmake-3.5/Modules/CMakeTestCCompiler.cmake:61 > (message): > The C compiler "/usr/lib/ccache/cc" is not able to compile a simple test > program. > > It fails with the following output: > > Change Dir: > /home/user/vpp1810/build-root/build-arm32l_debug-arm/vpp/CMakeFiles/CMakeTmp > > > > Run Build Command:"/usr/bin/ninja" "cmTC_d3272" > > [1/2] Building C object CMakeFiles/cmTC_d3272.dir/testCCompiler.c.o > > FAILED: /usr/lib/ccache/cc -g -O0 -DCLIB_DEBUG -DFORTIFY_SOURCE=2 > -DVLIB_MAX_CPUS=4 -march=armv7-a -fstack-protector-all -fPIC -Werror -o > CMakeFiles/cmTC_d3272.dir/testCCompiler.c.o -c testCCompiler.c > > testCCompiler.c:1:0: error: bad value (armv7-a) for -march= switch > > #ifdef __cplusplus > ^ > > ninja: build stopped: subcommand failed. > > > > > > CMake will not be able to correctly generate this project. > Call Stack (most recent call first): > CMakeLists.txt:16 (project) > > > -- Configuring incomplete, errors occurred! > See also > "/home/user/vpp1810/build-root/build-arm32_debug-arm/vpp/CMakeFiles/CMakeOutput.log". > See also > "/home/user/vpp1810/build-root/build-arm32_debug-arm/vpp/CMakeFiles/CMakeError.log". > Makefile:640: recipe for target 'vpp-configure' failed > make[1]: *** [vpp-configure] Error 1 > make[1]: Leaving directory '/home/user/vpp1810/build-root' > Makefile:356: recipe for target 'build' failed > make: *** [build] Error 2 > ------------------------------------------------------------------------------------------------------- > > Could anyone give me some ticks or some examples how can I build sucess using > vpp 18.10? > > Any reply will be appreciated! > thanks, > > saint_...@aliyun.com <mailto:saint_...@aliyun.com>-=-=-=-=-=-=-=-=-=-=-=- > Links: You receive all messages sent to this group. > > View/Reply Online (#11691): https://lists.fd.io/g/vpp-dev/message/11691 > <https://lists.fd.io/g/vpp-dev/message/11691> > Mute This Topic: https://lists.fd.io/mt/28800506/675642 > <https://lists.fd.io/mt/28800506/675642> > Group Owner: vpp-dev+ow...@lists.fd.io <mailto:vpp-dev+ow...@lists.fd.io> > Unsubscribe: https://lists.fd.io/g/vpp-dev/unsub > <https://lists.fd.io/g/vpp-dev/unsub> [dmar...@me.com > <mailto:dmar...@me.com>] > -=-=-=-=-=-=-=-=-=-=-=-
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