Alpine Linux

Essential Guide for CMake Beginners to Master Build Skills

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Essential Guide for CMake Beginners to Master Build Skills

Linux | Red Hat Certified | IT Technology | Operations Engineer 👇1000 people technical communication QQ group, note 【Official Account】 for faster approval 1. CMake Installation 1. Download the CMake installation package from the official website, I downloaded v3.26 wget https://github.com/Kitware/CMake/releases/download/v3.26.0-rc4/cmake-3.26.0-rc4-linux-x86_64.sh 2. Locate the downloaded .sh file and execute the script using bash bash cmake-3.26.0-rc4-linux-x86_64.sh … Read more

Basic Framework of Linux Kernel Modules

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The writing of Linux kernel modules intimidates many people, but it is actually not that difficult or complicated. Here’s a basic framework to help those with a little knowledge get started quickly. 1. Basic Framework (Before Kernel 2.3.13) #include<linux/kernel.h> #include<linux/module.h> int init_module(void){ pr_info("hello module.\n"); return 0; } void cleanup_module(void){ pr_info("hello end.\n"); } MODULE_LICENSE("GPL"); #include<linux/module.h> int … Read more

Become a Linux Debugging Expert: Unveiling the Secrets of GDB!

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Become a Linux Debugging Expert: Unveiling the Secrets of GDB!

Linux | Red Hat Certified | IT Technology | Operations Engineer 👇 Join the technical exchange QQ group with 1000 members. Note 【Official Account】 for faster approval. 1: What is GDB / CGDB GDB is a powerful and user-friendly debugging tool for Linux that allows developers to inspect the internal state of a program during … Read more

Controlling Exported Functions in Linux Shared Libraries

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Click the blue text above to follow directly! Convenient for next reading. If this helps you, please give it a thumbs up or a like, thank you~ Article First Published Official Account – Pou Guangming On the third day of diligently working on a business trip in Shanghai…… The previous article introduced the rules for … Read more

The Relationship Between Makefile, Kconfig, and .config in Linux Kernel

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The Relationship Between Makefile, Kconfig, and .config in Linux Kernel

When compiling the Linux kernel, we often execute some commands in the top-level directory of the Linux kernel. Taking RK3288 as an example, commands such as: make firefly-rk3288-linux_defconfig, make menuconfig, make firefly-rk3288.img, make zImage, etc. are used. Without getting into the specifics of these commands, let’s raise a few questions. (1) Given the vastness of … Read more

Efficiently Manage Linux Projects with Makefile

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Efficiently Manage Linux Projects with Makefile

Linux | Red Hat Certified | IT Technology | Operations Engineer 👇 Join the technical exchange QQ group of 1000 people, note “public account” for faster approval Basic Structure A simple Makefile usually includes the following parts: Variable Definitions: You can define compilers, compilation options, source files, etc. Rules: Specify how to build targets. The … Read more

Essential Makefile Guide: Step-by-Step Project Compilation!

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Linux | Red Hat Certified | IT Technology | Operations Engineer 👇1000 people technical exchange QQ group, note 【public number】 for faster access 1. Basic Structure of Makefile The Makefile contains a series of “rules”, with the basic structure of each rule as follows: target…: prerequisites… <tab> command Target(target): usually the name of the file … Read more

Linux System Programming: Creating and Using Static Libraries

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Click the above“Mechanical and Electronic Engineering Technology” to follow us In Linux system programming, a Static Library is a compiled code library that contains a collection of multiple compilation units (such as functions and data) that can be shared by multiple programs. Static libraries typically have the file extension .a. Creating a Static Library Compile … Read more

Linux System Programming: Creating and Using Dynamic Libraries

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Click the above“Mechanical and Electronic Engineering Technology” to follow us In Linux system programming, a dynamic library (Dynamic Library) is also known as a shared library (Shared Library), which is a library that is loaded only when the program runs. Dynamic libraries can be shared by multiple programs, saving memory and disk space, and making … Read more

Installing Software Tools on Linux: Using Vim and GCC

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Installing Software Tools on Linux: Using Vim and GCC

Linux | Red Hat Certification | IT Technology | Operations Engineer 👇 Join our technical exchange QQ group with 1000 members Note: 【Public Account】 for quicker access 1. Ways to Install Software on Linux Source Code Installation RPM Installation — Linux Package YUM Installation (best option, can resolve installation sources, versions, and dependency issues) ping … Read more