Say Hello to vi and gcc

Category: Linux Redhat9 Tips

The following is very basic introduction to use gcc (GNU C Compiler) using vi as editor.

On shell prompt type this:

$ vi [ENTER]

The opening vi screen will be showed.
Type [INS] button to start editing.

Type these lines:

#include <stdio.h>

int main(void) {
printf("Hello World\n");
}


Type [ECS] to enter command mode (on the bottom of screen)
To save file:
:w test.c [ENTER]
To quit from editor:
:q [ENTER]

To compile, on shell prompt:
$ gcc test.c -o test [ENTER]

To run the program:
$ ./test [ENTER]

Result:
$ Hello World

see u..:)