Duplica stringa

gistfile1.c

char *duplica(char *input) {
	size_t len = strlen(input);
	
	//Alloco un nuovo buffer
	char *buffer = (char*) malloc(len+1);
	
	if (buffer) {
		memcpy(buffer, input, len);
		buffer[len] = '\0'; //chiudo la stringa
	}
	return buffer;
}