https://github.com/kshru9/basic-shell

Basic shell commands written in C language
https://github.com/kshru9/basic-shell

c execvp fork grep makefile operating-system shell

Last synced: 5 days ago
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Basic shell commands written in C language

• Host: GitHub
• URL: https://github.com/kshru9/basic-shell
• Owner: kshru9
• Created: 2020-09-07T12:02:46.000Z (about 4 years ago)
• Default Branch: master
• Last Pushed: 2021-10-20T06:26:33.000Z (about 3 years ago)
• Last Synced: 2024-10-12T12:12:36.681Z (about 1 month ago)
• Topics: c, execvp, fork, grep, makefile, operating-system, shell
• Language: C
• Homepage:
• Size: 11.7 KB
• Stars: 1
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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# Assignment1

## shell program in C language

This repository contains basic shell commands of linux operating system implemented in C language.

The list of commands are:

* ls --> list the contents of given directory or current working directory if no directory name passed

* Cp --> copies file to file, multiple files to directory and directory to directory

* Cd --> change the current working directory

* rm --> removes a file or a directory having multiple files and directories

* Mkdir --> makes a directory of given pathname

* grep --> It matches a search term in a file or multiple files and prints that line. If empty search term given, matches nothing. If no file name given, matches search term from standard input

* Pwd --> prints present working directory

* Mv --> It moves multiple files in a directory. It makes a new file and copy contents to destination file when two files are given in argument.

* cat --> displays the content of a file or multiple files in the terminal.

* Chmod --> changes the permission of file or directory given a octal representation of permissions.

* The shell also runs builtin binaries like ps, pmap, etc of a command line 

## how to run the shell:

- `fork` the repo from top right corner of the screen

- Download/Clone the forked repo

- Run `make` in the terminal to start the shell process

- Try out any of the above commands in the shell process

- Use `Ctrl + C` to exit the shell process