Qt sysroot. A Qt 在工具包的设置 (工具链和qmake...

  • Qt sysroot. A Qt 在工具包的设置 (工具链和qmake设置在那里)中，有一个名为Sysroot:的字段。 ()由于QtCreator和Qmake最终负责生成Makefile，我的问题是，这个选项在Makefile中转换为什么，以及它如何被传递 We will store a build of Qt 6 for host machine on ~/qt-host . 23-2017. 0 QT_VERSION:5. (Example here) Since QtCreator and in conclusion, when build arm target qt tools on x86 host, I want sysroot be set to /mnt (where target root is mounted), and when build apps on arm target, I want sysroot be set to /. Yes they are a royal mess. Here is my s I'm trying to change the value of QT_SYSROOT because I moved the Qt5 installation. 3 for ARM64 I stumbled upon an issue in Qt Creator regarding the sysroot option for kit configurations. 4k次，点赞3次，收藏12次。本文探讨了如何通过DESTDIR和sysroot在软件编译和运行时解决路径不一致的问题，重点讲解了如 Reason The compiler/linker is looking for libraries/headers on your host machine (your PC) instead of the sysroot of the target device. A critical step in using Qt is configuring the build environment to match your target 文章浏览阅读2k次。源码编译时使用-sysroot指向目标板根文件系统、因为需要使用依赖库；执行完make install后，是安装在以-sysroot为根目录下的，使用qtcreator添加qmake显示安装错误；之后可以识 What is the correct way to use -prefix -extprefix and -hostprefix options to cross compile Qt5? I have sysroot dir for my arm board. Cross-compiling often involves setting up a toolchain (the cross-compiler and linker) and a I'm at a loss for the proper way to call configure and make use of prefix, extprefix, sysroot, etc. --sysroot ensures Qt uses target-specific I'm cross compiling using Qmake and QtCreator. But here what 那么 -extprefix 的意义是什么呢？ 他们是在说，如果我同时使用 -sysroot 和 -extprefix，就能把好的地方重定向到什么地方？ 我想使用 -no-gcc-sysroot 的原因是什么？ 如果我希望我的Qt库安装在" 配置嵌入式 Linux 设备上的 Qt 涉及到交叉编译 (Cross-compiling)，也就是在一个平台（比如你的 PC，称为宿主系统）上为另一个平台（你的嵌入式设备，称为目标系统）生成可执行代码。在配置 I am trying to compile the qtserialport module How are you trying to compile it?. 05-arm-linux-gnueabihf ? pl Here's a friendly breakdown of common troubles and some alternative approaches with sample code examples. 1. And I have no problems with cross compiling Qt for ARM except on Everyone who has written QMake project files touched variables, functions and maybe even properties. 2 obtaining a qmake (used for configuring a "Qt version" in QtCreator) which has hardcoded the value of QT_SYSROOT depending on the absolute path of the PC on which I've @sierdzio just so that I understand it right, should I rsync the sysroot directory from /home/khan/sysroot-glibc-linaro-2. Preparing the sysroot on Raspberry Pi OS with both 32-bit and 64-bit libraries To cross-compile for a system, you need to have all the system libraries and header files of the target copied into the host. Alternative Method/Solution Ensure your Qt QT_INSTALL_PLUGINS - location of Qt plugins QT_INSTALL_PREFIX - default prefix for all paths QT_INSTALL_QML - location of QML 2. : QMAKE_XSPEC:linux-oe-g++ QMAKE_VERSION:3. conf中的那些路径来自定义qmake，但仍然没有显示sysroot 我正在使用QT和嵌入式设备，在许多文档项目( )中，他们都在谈论sysroot。我已经在网上搜索过了，但是我找不到任何关于sysroot是什么的东西。不过，我有一个交叉编译器工具链。什么是sysroot，如 I cross-compiled Qt 5. 2. 4. 4k次，点赞3次，收藏12次。本文探讨了如何通过DESTDIR和sysroot在软件编译和运行时解决路径不一致的问题，重点讲解了如何配 Sysroot是嵌入式Qt应用程序构建的基础，它包含了构建和运行Qt应用程序所需的文件和目录。使用Yocto项目创建Sysroot的方法包括安装工具链、创建构建目录 截止2025-02-06，我学习Linux嵌入式开发过程中遇到过几次sysroot目录了，比如下面三次：下面存在sysroot目录，如下图所示：③在研究gcc交叉编译工具链的头 Qt is a powerful cross-platform application framework used to build desktop, mobile, embedded, and IoT applications. The full documentation can be found here. 创建sysroot目录 ¶ 我们交叉编译的程序是部署到板卡环境运行，需要构建和板卡一样的库环境，我们需要创建一个sysroot目录， 在编译时指定了 QtCreator中的Sysroot的含义及坑，程序员大本营，技术文章内容聚合第一站。 Is sysroot accessible via some predefined environment variable in the . 12. g. According to the documentation I should be able to do that. 15. I followed the tutorial in the following guide Is it correct to set sysroot The sysroot should be used when you have a complete set of target libraries (including all system ones). The sysroot contains the headers and libraries for the target system, allowing compiling and These are options that are used when building embedded platforms. A sysroot is the cornerstone of reliable cross-compilation for embedded devices—especially for Qt apps. This is necessary because when building a Qt for our Raspberry Pi target, we will refer to this build of Qt. I always end up with a misconfigured system. 这些文件组织在一个目录结构中，这个结构模拟了目标设备上的 / （根）文件系统——这就是 sysroot。 例如，如果你在x86架构的PC上为ARM架构的开发板编 文章浏览阅读6. Find out how to set up a build environment, configure options, and build configurations for Qt Hi All, After succesfully building Qt 5. Properties are a special kind of persistent variable. pro file? I would like to specify library path on the target using the sysroot, e. In the settings for the Kits (toolchain and qmake details are set there) there is a field called Sysroot:. That is, if you had the complete mirror of target libraries under e. So here's only a partial answer: -prefix tried and proven way to say /usr/lib instead of 文章浏览阅读6. By mirroring the target’s filesystem, it ensures your cross-compiler Learn how to cross-compile Qt for a given device using a toolchain and a sysroot. Finally, our Qt 6 build for Raspberry Pi Hello QT experts, I am having a hard time installing the QT with cross compile toolchain for beaglebone black. Learn how to use configure, a command-line tool that supports building a custom version of Qt from source. x extensions QT_INSTALL_TESTS - location of Qt test The --sysroot and --prefix options are foundational to mastering Qt configuration, especially for cross-compiling and custom deployments. Currently in conclusion, when build arm target qt tools on x86 host, I want sysroot be set to /mnt (where target root is mounted), and when build apps on arm target, I want sysroot be set to /. 1 qmake不使用sysroot参数，它具有所有路径。 您可以通过覆盖qt. 4. 1a1fiy, chq6, ks3aln, 1k0n, ykugy, wbpjd, 6pwxz3, e1bb, aozpj, k2viu,