C Program to Shutdown Computer in Linux

This is a C program to shutdown or turn off the computer in linux.

Problem Description

This program is used to shutdown or turn off the computer in linux.

Problem Solution

1. Use function system(“shutdown -P now”) to shutdown or turn off the computer in linux.
2. Exit.

Program/Source Code

Here is source code of the C Program to shutdown or turn off the computer in linux. The C program is successfully compiled and run on a Linux system. The program output is also shown below.

```
/*
```

 * C Program to Shutdown or Turn Off the Computer in Linux.

```
 */
```
```
#include <stdio.h>
```
```
 
```
```
int main()
```
```
{
```
```
    system("shutdown -P now");
```
```
    return 0;
```
```
}
```

Program Explanation

1. Use function system(“shutdown -P now”) in the main function to shutdown or turn off the computer in linux.
2. Exit.

Runtime Test Cases

 
shutdown: Need to be root

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