/* strcopy.c written by detour@metalshell.com
 *
 * example of a string copying function.
 *
 * http://www.metalshell.com/
 *
 */

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

void strcopy(const char *, char *);

int main() {
  char *string1 = strdup("This is string1");
  char *string2 = strdup("This is string2");

  strcopy(string1, string2);
  printf("String2: %s", string2);
}

void strcopy(const char * str1, char * str2) {
  int x = 0;

  /* change the size of string2 to the size of string1 */
  realloc(str2, strlen(str1)+1);

  do {
    str2[x] = str1[x];
  } while (str1[x++] != '\0');

}