“system” function

/* Write a program named ALPHA that asks for the user’s name. Then
have ALPHA call a program named BETA that displays the user’s name. */

/* Both programs are listed here: don't compile. Also make sure you
provide the right path to beta and specify the right number of elements
in the app array. */

/* alpha.c source code */

#include <stdio.h>
#include <string.h>
#include <stdlib.h>

int main()
{
     char name[16];
     char app[29] = "~/Test/beta ";
     puts("Enter your name (not more than 14 characters): ");
     fgets(name, 15, stdin);
     system(strcat(app, name));
     return(0);
}

/* beta.c source code */

#include <stdio.h>

int main(int argc, char *argv[])
{
     printf("Your name is %s\n", argv[1]);
     return(0);
}