/** Copyright 2009, Axel Dörfler, axeld@pinc-software.de.* Distributed under the terms of the MIT License.*/#include <string.h>#include <stdlib.h>extern "C" char*strndup(const char* string, size_t size){// While POSIX does not mention it, we handle NULL pointers gracefullyif (string == NULL)return NULL;size_t length = strnlen(string, size);char* copied = (char*)malloc(length + 1);if (copied == NULL)return NULL;memcpy(copied, string, length);copied[length] = '\0';return copied;}