Slide 7 of 42

A CGI program - 1

• Edit the source file:

> cp hw.c hwcgi.c
> vi hwcgi.c
#define _POSIX_SOURCE
#include <stdio.h>

main()
{
   printf("Content-type: text/plain\n\n");
   printf("hello world\n");
}     

• Compile and link the program:

$ c89 -o hwcgi  hwcgi.c