README.md

Minitalk - Chat using only UNIX sig functions

About

The purpose of this project is to code a small data exchange program using UNIX signals.

Mandatory

• Produce server & client executables
• client must communicate a string passed as a parameter to server (referenced by its process ID) which then displays it
• Use SIGUSR1 & SIGUSR2 signals ONLY

Bonus

• Add reception acknowledgement system
• Support Unicode characters

Allowed Functions

• malloc
• free
• write
• getpid
• signal
• sigemptyset & sigaddset
• sigaction
• pause
• kill
• sleep
• usleep
• exit

Compilation

1. Clone this repo
2. Compile files with make.
3. Add execution permission running chmod +x ./server && chmod +x ./client

Execute

1. First, run the server ./server
2. Then, send a message using ./client <PID_OUTPUT> 'Your Message123456789@#$%^&*'