Hi Toby, I don't really doubt it's a CMake issue; to be precise, I think it's an issue in the triangle between CMake, CMake instructing SWIG and detecting the right Python libs along the way.
Anyway, I'll take a minute to literally parse your email :) Thanks! Marcus On Mon, 2019-05-20 at 09:09 -0400, Toby Flynn wrote: > Marcus, > I think what you want to see if the configuration for CMake, the actual > build line is fairly normal. This is the contents of the file which > configures CMake. I believe this is a CMake issue, not a Python issue. It > is only the creation of one .cmake file which leads to OOT building errors. > Thanks > Toby > > # CMake system name must be something like "Linux". > # This is important for cross-compiling. > > set( CMAKE_SYSTEM_NAME Linux ) > set( CMAKE_SYSTEM_PROCESSOR aarch64 ) > set( CMAKE_C_COMPILER aarch64-poky-linux-gcc ) > set( CMAKE_CXX_COMPILER aarch64-poky-linux-g++ ) > set( CMAKE_ASM_COMPILER aarch64-poky-linux-gcc ) > set( CMAKE_AR aarch64-poky-linux-ar CACHE FILEPATH "Archiver" ) > set( CMAKE_C_FLAGS " > --sysroot=/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0/recipe-sysroot > -O2 -pipe -g -feliminate-unused-debug-types > -fdebug-prefix-map=/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0=/usr/src/debug/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0 > > -fdebug-prefix-map=/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0/recipe-sysroot= > > -fdebug-prefix-map=/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0/recipe-sysroot-native= > > --sysroot=/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0/recipe-sysroot" > CACHE STRING "CFLAGS" ) > set( CMAKE_CXX_FLAGS " > --sysroot=/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0/recipe-sysroot > -O2 -pipe -g -feliminate-unused-debug-types > -fdebug-prefix-map=/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0=/usr/src/debug/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0 > > -fdebug-prefix-map=/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0/recipe-sysroot= > > -fdebug-prefix-map=/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0/recipe-sysroot-native= > -fvisibility-inlines-hidden > --sysroot=/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0/recipe-sysroot" > CACHE STRING "CXXFLAGS" ) > set( CMAKE_ASM_FLAGS " > --sysroot=/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0/recipe-sysroot > -O2 -pipe -g -feliminate-unused-debug-types > -fdebug-prefix-map=/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0=/usr/src/debug/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0 > > -fdebug-prefix-map=/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0/recipe-sysroot= > > -fdebug-prefix-map=/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0/recipe-sysroot-native= > > --sysroot=/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0/recipe-sysroot" > CACHE STRING "ASM FLAGS" ) > set( CMAKE_C_FLAGS_RELEASE "-DNDEBUG" CACHE STRING "Additional CFLAGS for > release" ) > set( CMAKE_CXX_FLAGS_RELEASE "-DNDEBUG" CACHE STRING "Additional CXXFLAGS for > release" ) > set( CMAKE_ASM_FLAGS_RELEASE "-DNDEBUG" CACHE STRING "Additional ASM FLAGS > for release" ) > set( CMAKE_C_LINK_FLAGS " > --sysroot=/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0/recipe-sysroot > -Wl,-O1 -Wl,--hash-style=gnu -Wl,--as-needed" CACHE STRING "LDFLAGS" ) > set( CMAKE_CXX_LINK_FLAGS " > --sysroot=/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0/recipe-sysroot > -O2 -pipe -g -feliminate-unused-debug-types > -fdebug-prefix-map=/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0=/usr/src/debug/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0 > > -fdebug-prefix-map=/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0/recipe-sysroot= > > -fdebug-prefix-map=/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0/recipe-sysroot-native= > -fvisibility-inlines-hidden > --sysroot=/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0/recipe-sysroot > -Wl,-O1 -Wl,--hash-style=gnu -Wl,--as-needed" CACHE STRING "LDFLAGS" ) > > # only search in the paths provided so cmake doesnt pick > # up libraries and tools from the native build machine > set( CMAKE_FIND_ROOT_PATH > /home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0/recipe-sysroot > > /home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0/recipe-sysroot-native > ) > set( CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY ) > set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY ) > set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY ) > set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY ) > > # Use qt.conf settings > set( ENV{QT_CONF_PATH} > /home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0/qt.conf > ) > > # We need to set the rpath to the correct directory as cmake does not provide > any > # directory as rpath by default > set( CMAKE_INSTALL_RPATH ) > > # Use native cmake modules > list(APPEND CMAKE_MODULE_PATH > "/home/builduser/Development/38test/ultra/oe/build/tmp/work/aarch64-poky-linux/gnuradio/3.8.0+gitAUTOINC+72aa97daab-r0/recipe-sysroot/usr/share/cmake/Modules/") > > # add for non /usr/lib libdir, e.g. /usr/lib64 > set( CMAKE_LIBRARY_PATH /usr/lib /lib) > > > On Fri, May 17, 2019 at 4:46 PM Müller, Marcus (CEL) <muel...@kit.edu> wrote: > > Hi Toby, > > > > what's the verbatim cmake command line Yocto is executing? > > > > Since it's impossible for the build system to know by itself what the > > target python will be, unless you tell it which, we'll have to figure > > out a way to consistently set Python used during CMake, Python used > > during build, and Python used on target. > > It's a complicated thing, actually – the python that the build system > > internally (a lot!) doesn't have to be the one the used to link SWIG > > files against. > > So, I see no way but to set the PYTHON_LIBRARIES and > > PYTHON_INCLUDE_DIRS explitly in the cmake command line. (If anyone > > could point me towards an easier solution that doesn't trade project > > sanity for having one argument fewer in a OE layer, I'd be very happy.) > > > > Now, I don't know if all this is related to your problem. But then > > again, I don't know anything about the OOT module you're trying to > > build. So far, we don't have overly many 3.8-compatible OOTs, so if you > > can point us to the one you're working with, that would be highly > > appreciated. One of the main reasons of breakage is that the old CMake > > constructs we used to employ in GNU Radio have been replaced by more > > modern CMake patterns, which especially means that the notion of > > component dependencies and hence install targets has changed. > > > > Best regards, > > Marcus > > > > On Fri, 2019-05-17 at 13:21 -0400, Toby Flynn wrote: > > > I am attempting to install OOT modules using a Yocto/Openembedded > > > enviroment and the latest GNURadio 3.8. This process was working > > > before the latest cmake changes to 3.8 were incorporated. I am now > > > having issues with the cross-complitaion. I have tracked the issue > > > down to a file I believe is created by cmake: > > > build/gnuradio- > > > runtime/swig/CMakeFiles/Export/lib/cmake/gnuradio/runtime_swigTargets > > > -release.cmake > > > > > > When building directly on a computer this file has difference, line > > > 10 than the one build using Yocto. > > > Direct build on a computer the line is: > > > IMPORTED_LOCATION_RELEASE "${_IMPORT_PREFIX}/lib/python3.6/dist- > > > packages/gnuradio/gr/_runtime_swig.so" > > > > > > On the Yocto build the line is: > > > > > > IMPORTED_LOCATION_RELEASE "/usr/lib/python3.5/site- > > > packages/gnuradio/gr/_runtime_swig.so" > > > > > > The missing ${_IMPORT_PREFIX} leads to cmake issues since > > > _runtime_swig.so cannot be found. > > > > > > Does anyone have a suggestion for something I can try to fix the > > > issue. > > > > > > Thanks > > > Toby > > > > > > > > > _______________________________________________ > > > Discuss-gnuradio mailing list > > > Discuss-gnuradio@gnu.org > > > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
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