kmx.io Blog

• • 2025-10-15 10:17:20 Viewed 211 times

    Released kmx.io/sort v0.1

  • Today we released kmx.io/sort v0.1.

    Sort is a UNIX command written in C89 that sorts standard input into standard output. There is one option : -u which removes duplicates.

    I needed a so...

• • 2025-09-19 11:50:30 Viewed 5437 times

    Released runj v0.1 and runj v0.2, run a UNIX command in sub-processes with line-buffered I/O.

  • Yesterday I released runj v0.1 and today I released runj v0.2 with a couple of important fixes.

    runj is a UNIX command to run a command in an arbitrary number N of sub-processes with line-buffered input and output.

    See the project p...

• • 2025-09-06 12:27:01 Viewed 316 times

    Released KC3 securelevel reducing code loading and evaluation permissions into production servers

  • Today I released the master branch of KC3 to production servers (v0.1.16-git).

    It include a new feature : a securelevel which is a per-process static variable that can only be increased. The level indicates whether code loading is blocke...

• • 2025-09-01 22:47:35 Viewed 492 times

    Started working on OpenBSD ext4fs implementation

  • A few months ago I started an ext4fs inspector. It can compute Linux's wrong implementation of crc32c that does not do the final xor, leaving us with incorrect results as per the RFC standard https://datatracker.ietf.org/doc/html/rfc3385....

• • 2025-09-01 22:32:36 Viewed 456 times

    A new way to do recursive functions in pure KC3 !

  • A few months ago I discovered a new way to write named functions that can be recursive using a simple trick : using a variable of type (Callable) ? to which we assign a closure holding a reference to this variable.

    To understand better I...