buarg.c

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

struct session_t {
  int port;
  char* host;
};

typedef struct session_t *SESSION;

void setup(SESSION s);
void print(SESSION s);
void teardown(SESSION s);

int main() {
  
  SESSION s = (SESSION) malloc(sizeof(SESSION));
  setup(s);
 
  print(s);
 
  teardown(s);
  return EXIT_SUCCESS;
}

void setup(SESSION s) {
  // s->port = 1024;
  // s->host = "example.org";
}

void print(SESSION s) {
  sprintf("%s:%d\n", s->host, s->port);
}

void teardown(SESSION s) {
  free(s);
}