rutils Rust implementation of the LSB core utils

This is planned to be a rust implementation of the LSB Core Commands and Utilities

List of utils

• ar -- create and maintain library archives (DEPRECATED)
• at -- examine or delete jobs for later execution
• awk -- pattern scanning and processing language
• batch -- schedule commands to be executed in a batch queue
• bc -- an arbitrary precision calculator language
• chfn -- change user name and information
• chsh -- change login shell
• col -- filter reverse line feeds from input
• cpio -- copy file archives in and out
• crontab -- maintain crontab files for individual users
• df -- report file system disk space usage
• dmesg -- print or control the system message buffer
• du -- estimate file space usage
• echo -- write arguments to standard output
• egrep -- search a file with an Extended Regular Expression pattern
• fgrep -- search a file with a fixed pattern
• file -- determine file type
• fuser -- identify processes using files or sockets
• gettext -- retrieve text string from message catalog
• grep -- print lines matching a pattern
• groupadd -- create a new group
• groupdel -- delete a group
• groupmod -- modify a group
• groups -- display a group
• gunzip -- uncompress files
• gzip -- compress or expand files
• hostname -- show or set the system's host name
• install -- copy files and set attributes
• install_initd -- activate an init script
• ipcrm -- remove IPC Resources
• ipcs -- provide information on ipc facilities
• killall -- kill processes by name
• lpr -- off line print
• ls -- list directory contents
• lsb_release -- print distribution specific information
• m4 -- macro processor
• md5sum -- generate or check MD5 message digests
• mknod -- make special files
• mktemp -- make temporary file name (unique)
• more -- display files on a page-by-page basis
• mount -- mount a file system
• msgfmt -- create a message object from a message file
• newgrp -- change group ID
• od -- dump files in octal and other formats
• passwd -- change user password
• patch -- apply a diff file to an original
• pidof -- find the process ID of a running program
• remove_initd -- clean up init script system modifications introduced by install_initd
• renice -- alter priority of running processes
• sed -- stream editor
• sendmail -- an electronic mail transport agent
• seq -- generate a sequence of numbers
• sh -- shell, the standard command language interpreter
• shutdown -- shut the system down
• su -- change user ID
• sync -- flush file system buffers
• tar -- file archiver
• umount -- unmount file systems
• useradd -- create a new user or update default new user information
• userdel -- delete a user account and related files
• usermod -- modify a user account
• xargs -- build and execute command lines from standard input
• zcat -- uncompress files to standard output