powerctl: A small case study in Hare for systems programming
Read OriginalThe article details the creation of 'powerctl', a 500-line Hare program for managing Linux power states (like suspend) as a non-privileged user. It serves as a systems programming case study, covering setuid binaries, group lookup from /etc/group, and sysfs I/O, demonstrating Hare's suitability for such low-level tasks.
Comments
No comments yet
Be the first to share your thoughts!
Browser Extension
Get instant access to AllDevBlogs from your browser
Top of the Week
No top articles yet