src/ft_strjoin.c


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#include "libft.h"
#include <stdlib.h>

char *
ft_strjoin (char const *s1, char const *s2)
{
  size_t len1;
  size_t len2;
  char *join;

  len1 = ft_strlen (s1);
  len2 = ft_strlen (s2);
  join = malloc (len1 + len2 + 1);
  if (!join)
    return (NULL);
  ft_memcpy (join, s1, len1);
  ft_memcpy (join + len1, s2, len2 + 1);
  return (join);
}