mdaadoun commented 2 years ago

The core utilities list

From POSIX standards and the GNU core utilities here is a list of the commands. This issue can be used to discuss progress, priorities, consistencies and general problems related to those commands in an embedded linux environment like the pico.

[ ] grep :: search a file for a pattern
[x] cat :: concatenate and print files
[ ] printf :: write formatted output
[ ] tr :: translate characters
[x] xargs :: construct argument lists and invoke utility
[ ] sort :: sort, merge, or sequence check text files
[ ] test :: evaluate expression
[x] cd :: change the working directory
[x] ls :: list directory contents
[x] mkdir :: make directories
[x] rmdir :: remove directories
[x] cp :: copy files
[x] mv :: move files
[x] rm :: remove directory entries
[ ] diff :: compare two files
[x] echo :: write arguments to standard output
[ ] jobs :: display status of jobs in the current session
[ ] chmod :: change the file modes
[ ] chgrp :: change the file group ownership
[ ] chown :: change the file ownership
[x] alias :: define or display aliases
[x] unalias :: remove alias definitions
[ ] sed :: stream editor
[ ] awk :: pattern scanning and processing language
[ ] cut :: cut out selected fields of each line of a file
[x] head :: copy the first part of files
[x] tail :: copy the last part of a file
[x] more :: display files on a page-by-page basis
[x] less :: terminal pager (like more)
[x] pwd :: return working directory name
[x] df :: report free disk space
[x] free :: display amount of free and used memory
[ ] du :: estimate file space usage
[ ] find :: find files
[ ] dirname :: return the directory portion of a pathname
[ ] basename :: return non-directory portion of a pathname
[ ] tee :: duplicate standard input
[ ] uniq :: report or filter out repeated lines in a file
[ ] bc :: arbitrary-precision arithmetic language
[ ] cksum :: write file checksums and sizes
[ ] expr :: evaluate arguments as an expression
[ ] read :: read a line from standard input
[x] sleep :: suspend execution for an interval
[ ] time :: time a simple command
[x] true :: return true value
[x] false :: return false value
[ ] wc :: word, line, and byte or character count
[ ] csplit :: split files based on context
[ ] dd :: convert and copy a file
[ ] patch :: apply changes to files
[ ] expand :: convert tabs to spaces
[ ] file :: determine file type
[ ] iconv :: codeset conversion
[ ] ln :: link files
[ ] mkfifo :: make FIFO special files
[ ] nl :: line numbering filter
[ ] od :: dump files in various formats
[x] pax :: portable archive interchange
[x] touch :: change file access and modification times
[x] date :: write the date and time
[ ] id :: return user identity
[x] uname :: return system name
[ ] type :: write a description of command type
[x] who :: display who is on the system
[ ] su :: run a command with substitute user and group ID
[ ] sudo :: execute a command as another user
[ ] locate :: find the files by name
[x] ping :: send request to network hosts
[x] wget :: network downloader
[ ] curl :: transfer a URL
[x] man :: interface to the system reference manuals
[ ] mount && unmount :: mount/unmount a filesystem
[ ] lsblk :: list block devices
[x] dmesg :: print or control the kernel ring buffer
[ ] vim :: screen-oriented (visual) display editor

More commands, see the implementation of core utils in rust : https://github.com/uutils/coreutils