Dirac156 / simple_shell

0x16. C - Simple Shell

Shell is a command line interpreter that enables us to access an Operating system's services in that it interprets commands from the user so that the OS can understand them and perform the appropriate functions.

Table of contents

• General info
• Technologies
• Setup

General info

This project is about building a simple basic shell program.

Technologies

The project is created with:

• C programming language

Setup

To run this project, install shell locally:

$ gcc -Wall -Werror -Wextra -pedantic *.c -o hsh
$ ./hsh

Illustration

Code examples

To get user input: `char *get_user_input() { size_t n = 0; char *buff; ssize_t returngetline = 0;

returngetline = getline(&buff, &n, stdin); if (returngetline == -1) { free(buff); fprintf(stdout, "\n"); exit(EXIT_SUCCESS); }`

Features

• Gets user input

• Tokenizes a function

• Parses a function

• Executes the whole process

  • change working directory
  • Print the environment
  • List all files in a directory
  • exit the Shell
  • ...

Status

Development of the project is complete

Inspiration

This shell program is based on the Holberton School program.