man_1_simple_shell

.TH "simple_shell" 9"November 2022" ""
.SH NAME
simple_shell - a shell (standard command line interpreter)
.SH SYNOPSIS
hsh [-abcDefg] [arguement ...]
.SH DESCRIPTION
The hsh utility reads and interprets a command line string, either in interactive or non-interactive mode. It then executes commands based on the input.  Both the local directory and PATH are searched.
When applicable, the  function prints to stdout or stderr, the standard output and error stream, respectively.
In interactive mode, the shell will prompt with \' $ \', and proess the entered input upon a return stroke.  In non-interactive mode, standard output must be piped into the executable.
.SH USAGE
In addition to searching the path, the following features are supported.
   exit - Exit shell with a specified exit status
   env - Print a list of the environment variables
   setenv - Set a new environment variable
   unsetenv - Unset an environment variable
   cd - Change directories
   Ctrl-D - End of file: exit shell
   Ctrl-C - Does NOT exit shell
   ; - Command separator for command chaining
   # - Comment indicator
.SH EXAMPLE USAGE
cd -

env

ls -l

exit 98

.SH LIMITATIONS
Word length - Buffers of 1024 characacters are used in several aspects of the shell. Excessively long filenames or paths may cause errors.
.SH BUGS
No known bugs at this time.
.SH AUTHORS
Written by Manifest Chakalov and Mary Ishola
.SH IN PROGRESS
The following features are currently in progress
    && and || operators
    aliases
    variable replacements
    help
    history
    taking a file as input