Build a simple shell program. You are going to read command printing a suitable prompt showing your ID. If the command is t will exit. Otherwise, it should create a new process using fork() process will execute any given command using execvp(). The p wait until the new process terminates and should print a report the child process like: 2XXXXXXX> Is Terminated: Normally Exit status: 0

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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5. Build a simple shell program. You are going to read commands from the user after
printing a suitable prompt showing your ID. If the command is the exit, your program
will exit. Otherwise, it should create a new process using fork() system call. The new
process will execute any given command using execvp(). The parent process should
wait until the new process terminates and should print a report on the exit status of
the child process like:
2XXXXXXX> Is
Terminated: Normally
Exit status: 0
Then your shell should loop back to read the next command.
Note: Replace 2xxxxxxx with your ID number.
Transcribed Image Text:5. Build a simple shell program. You are going to read commands from the user after printing a suitable prompt showing your ID. If the command is the exit, your program will exit. Otherwise, it should create a new process using fork() system call. The new process will execute any given command using execvp(). The parent process should wait until the new process terminates and should print a report on the exit status of the child process like: 2XXXXXXX> Is Terminated: Normally Exit status: 0 Then your shell should loop back to read the next command. Note: Replace 2xxxxxxx with your ID number.
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