文件IO 8.12

 

void my_rm(char* argv)
{
    DIR *dp=opendir(argv);

    while(1)
    {
        struct dirent *tp =readdir(dp);
        if(NULL==tp)
        {
            break;
        }
        if(strcmp(tp->d_name,".")== 0 || strcmp(tp->d_name,"..")== 0) 
        {
            continue;
        }
        if(tp->d_type==DT_REG)
        {
            char *pathname=malloc(1000);
            snprintf(pathname,1000,"%s/%s",argv,tp->d_name);
            printf("%s\n",pathname);
            unlink(pathname);
        }
        else if(tp->d_type==DT_DIR)
        {
            char *pathname=malloc(1000);
            snprintf(pathname,1000,"%s/%s",argv,tp->d_name);                
            printf("%s\n",pathname);
            my_rm(pathname);
            rmdir(pathname);
        }
    }
    rmdir(argv);

}




int main(int argc,char *argv[])
{
    for(int i=1;argv[i]!=NULL;i++)
    {
        my_rm(argv[i]);
    }
        //printf("%s\n",tp->d_name);
    return 0;
}