cocos2d-x 实现目录的遍历 和 文件的全拷贝

#include <unistd.h>#include <stdio.h>#include <dirent.h>#include <sys/stat.h>bool mycopyfileios(string src,string dst){    FILE* fp1 =fopen(src.c_str(),"rb");    if (!fp1)    {        returnfalse;    }    FILE* fp2 =fopen(dst.c_str(),"wb");    if (!fp2)    {        fclose(fp1);        returnfalse;    }    char txt[1000];    while (1)    {        int size =fread(txt, sizeof(char), 1000, fp1);        if (size > 0)        {            int realsize =fwrite(txt, sizeof(char), size, fp2);            if (size != realsize)            {                fclose(fp1);                fclose(fp2);                returnfalse;            }        }        else        {            break;        }    }    fclose(fp1);    fclose(fp2);    returntrue;}//注: string g_dstPath为目标目录 folderPath 为原目录void blAndcpFolder( string folderPath, int depth){    DIR *dp;    struct dirent *entry;    struct stat statbuf;    if((dp = opendir(folderPath.c_str())) ==NULL) {        fprintf(stderr,"cannot open directory: %s\n",folderPath.c_str());        return;    }    chdir(folderPath.c_str());    while((entry = readdir(dp)) != NULL) {        lstat(entry->d_name,&statbuf);        if(S_ISDIR(statbuf.st_mode)) {            if(strcmp(".",entry->d_name) == 0 ||               strcmp("..",entry->d_name) == 0)                continue;            printf("%*s%s/\n",depth,"",entry->d_name);            char buf1[1024] = "";            getcwd(buf1, 1024);            //切换到目标目录下            if (chdir(g_dstPath.c_str()) != 0) {                printf("+++切换目录失败:%s\n", g_dstPath.c_str());            }            g_dstPath = g_dstPath + "/" + entry->d_name ;//更新目标目录            char buf2[1024] = "";            char* p1 = NULL;            if ((p1 = strstr(g_dstPath.c_str(),"LOLI"))) {                strcpy(buf2, p1);            }   //buf2 是相对路径            WorkAbsolutePath::CreateDirect(buf2);//创建目标目录             // 创建目录--> CCFileUtils::sharedFileUtils()->createFolder(dir);             //printf("－－创建目录:%s\n", buf2);            //切回原目录下            if (chdir(buf1) != 0) {                printf("+---+切换目录失败%s", buf1);            }            blAndcpFolder(entry->d_name,depth+4);        } else {            string filename = entry->d_name;            printf("%*s%s\n",depth,"",entry->d_name);            m_curFileNum++;            //setProgress(m_curFileNum*100/m_totalFileNum);            char buf3[1024] = "";            getcwd(buf3, 1024);            char buf4[1024] = "";            sprintf(buf4, "%s/%s", buf3, entry->d_name);            string src = buf4;            string dst = g_dstPath + "/" + entry->d_name;            mycopyfileios(src, dst);        }    }    chdir("..");    closedir(dp);    //回到上一级目录    char buf5[1024] = "", buf6[1024] = "";    getcwd(buf5, 1024);    if (chdir(g_dstPath.c_str()) != 0) {        printf("--------下面一部分切换失败--------\n");    }    else{        chdir("..");        getcwd(buf6, 1024);        g_dstPath = buf6;        chdir(buf5);    }}