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Qt5.15 Cross Compilation with Raspberry pi 4B failed
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hello,
I am trying to cross compile Qt 5.15 with target hardware Raspberry pi 4b referring from the below link
https://github.com/UvinduW/Cross-Compiling-Qt-for-Raspberry-Pi-4
i am getting this kind of error while executing make filecode_./qt-everywhere-src-5.15.0/configure -release -opengl es2 -eglfs -device linux-rasp-pi4-v3d-g++ -device-option CROSS_COMPILE=~/rpi/tools/gcc-linaro-7.4.1-2019.02-x86_64_arm-linux-gnueabihf/bin/arm-linux-gnueabihf- -sysroot ~/rpi/sysroot -prefix /usr/local/qt5.15 -extprefix ~/rpi/qt5.15 -opensource -confirm-license -skip qtscript -skip qtwayland -skip qtwebengine -nomake tests -make libs -pkg-config -no-use-gold-linker -v -recheck + cd qtbase + /home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/configure -top-level -release -opengl es2 -eglfs -device linux-rasp-pi4-v3d-g++ -device-option CROSS_COMPILE=/home/ubuntu/rpi/tools/gcc-linaro-7.4.1-2019.02-x86_64_arm-linux-gnueabihf/bin/arm-linux-gnueabihf- -sysroot /home/ubuntu/rpi/sysroot -prefix /usr/local/qt5.15 -extprefix /home/ubuntu/rpi/qt5.15 -opensource -confirm-license -skip qtscript -skip qtwayland -skip qtwebengine -nomake tests -make libs -pkg-config -no-use-gold-linker -v -recheck Performing shadow build... Preparing build tree... Creating qmake... g++ -c -o main.o -std=c++11 -ffunction-sections -fdata-sections -g -g -I/home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/qmake -I/home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/qmake/library -I/home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/qmake/generators -I/home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/src/3rdparty/tinycbor/src -I/home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/qmake/generators/unix -I/home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/qmake/generators/win32 -I/home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/qmake/generators/mac -I/home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/include -I/home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/include/QtCore -I/home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/include/QtCore/5.15.0 -I/home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/include/QtCore/5.15.0/QtCore -I../src/corelib/global -I/home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/mkspecs/linux-g++ -DQT_VERSION_STR=\"5.15.0\" -DQT_VERSION_MAJOR=5 -DQT_VERSION_MINOR=15 -DQT_VERSION_PATCH=0 -DQT_BUILD_QMAKE -DQT_BOOTSTRAPPED -DPROEVALUATOR_FULL -DQT_NO_FOREACH /home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/qmake/main.cpp In file included from /usr/include/x86_64-linux-gnu/c++/9/bits/gthr-default.h:35, from /usr/include/x86_64-linux-gnu/c++/9/bits/gthr.h:148, from /usr/include/c++/9/ext/atomicity.h:35, from /usr/include/c++/9/bits/basic_string.h:39, from /usr/include/c++/9/string:55, from /home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/include/QtCore/../../src/corelib/text/qbytearray.h:52, from /home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/include/QtCore/qbytearray.h:1, from /home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/include/QtCore/../../src/corelib/text/qstring.h:50, from /home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/include/QtCore/qstring.h:1, from /home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/include/QtCore/../../src/corelib/io/qiodevice.h:50, from /home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/include/QtCore/qiodevice.h:1, from /home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/qmake/library/qmakevfs.h:34, from /home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/qmake/library/qmakeparser.h:33, from /home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/qmake/library/qmakeevaluator.h:36, from /home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/qmake/project.h:32, from /home/ubuntu/rpi/qt-everywhere-src-5.15.0/qtbase/qmake/main.cpp:30: /usr/include/c++/9/ext/concurrence.h:119:34: error: ‘__PTHREAD_SPINS’ was not declared in this scope 119 | __gthread_mutex_t _M_mutex = __GTHREAD_MUTEX_INIT; | ^~~~~~~~~~~~~~~~~~~~ /usr/include/c++/9/ext/concurrence.h:174:44: error: ‘__PTHREAD_SPINS’ was not declared in this scope 174 | __gthread_recursive_mutex_t _M_mutex = __GTHREAD_RECURSIVE_MUTEX_INIT; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ make: *** [Makefile:250: main.o] Error 1 textI am unable to resolve what the issue is please help me out. Thanks in advance
Regards
Saicharan -
It's including your host headers instead of ones coming from the toolchain. Maybe try using absolute path in your sysroot flag:
-sysroot /home/yourUserName/rpi/sysroot
