Code

 Header...
// Read in a long word, allocate the resulting character array
// Later we will encounter a more useful version of this function
#define BUFLEN 1024
 char * readaword(void){
   ... 

»  char input[BUFLEN], *output=NULL;
»  int len;

»  if (scanf("%s", input)!=1) {
»    fprintf(stderr, "Out of input!!\n");
»    exit(99);
  }

  // Now allocate the final string and copy the input to it
»  len=1+strlen(input);// +1 for closing '\0'
»  output=malloc(len);// NB: sizeof *output == 1
»  if (output==NULL) {
»    fprintf(stderr, "Out of memory!\n");
»    exit(98);
  }
»  strncpy(output, input, len);
»  return output;
}

 void welcome(char * *name){
   ... 

»  for ( int i=0;namei!=NULL; ++i) 
      printf("Welcome %s.\n", namei);
}

 int main(){
   ... 

»  char * *name=NULL;
»  int n;

»  printf("How many names are there?\n");
»  scanf("%d", &n);
»  name=xmalloc((1+n)*sizeof *name);
»  namen=NULL;

»  for ( int i=0;i<n; ++i) {
»    printf("Player %d please enter your first name\n", i+1);
»    namei=readaword();
  }

»  welcome(name);

»  return 0;
}