Linux signal handling for embedded systems. Learn to manage SIGINT, SIGTERM, and SIGCHLD to build robust applications and prevent zombie processes.
Signal Handling: Introduction to Signals and Default Actions Read More »
Master Embedded Linux process management. Learn about process groups, sessions, and job control with C examples and Raspberry Pi 5 tutorials.
Process Groups, Sessions, and Job Control Read More »
How Linux manages process ownership with User IDs (UID, EUID) and Group IDs (GID, EGID). Setuid/setgid for secure privilege escalation in embedded systems.
Proc. Attributes: User IDs:UID, EUID & Group IDs:GID, EGID Read More »
Learn to manage child processes in Embedded Linux with wait() and waitpid(). Process synchronization, handling zombies, and practical C examples.
Waiting for Child Processes: wait() and waitpid() Read More »
Learn process termination in Embedded Linux with the Raspberry Pi 5. Master exit(), _exit(), atexit(), and handling exit statuses for robust system programming.
Process Termination: exit(), _exit(), and Exit Status Read More »
Learn program execution in Embedded Linux with the exec() family. This guide covers execl, execv, execve, and more with practical C examples on Raspberry Pi 5.
Executing New Programs: The exec() Family of Functions Read More »
Learn how the fork() system call creates new processes in Embedded Linux. Copy-on-Write (CoW), process memory, and practical C examples for Raspberry Pi.
Creating Processes: The fork() System Call Read More »
Linux process management concepts like PID, PPID, and process states. Learn processes on a Raspberry Pi with practical C and shell examples.
Process Concepts: Process ID (PID), Parent PID (PPID), Process States Read More »
Learn advanced Linux file I/O with memory-mapped files. This guide covers mmap, munmap, and msync with C code examples for the Raspberry Pi 5.
Advanced File I/O: Memory-Mapped Files (mmap, munmap) Read More »
Scatter/gather I/O with readv and writev in Linux. Learn to read/write multiple buffers in one call for high-performance embedded systems on Raspberry Pi 5.
Advanced File I/O: Scatter/Gather I/O (readv, writev) Read More »
