分享一下本人收集的嵌入式开发资料,希望对同行有所帮助。System errno:Whenever system calls error,there is global variable“errno”toindicatewhat error happened.|Value|Name|Description||1|EPERM|Operation not permitted||2|ENOENT|No such file or directory||3|ESRCH|No such process||4|EINTR|Interrupted system call||5|EIO|I/O error||6|ENXIO|No such device or address||7|E2BIG|Argument list too long||8|ENOEXEC|Exec format error||9|EBADF|Bad file number||10|ECHILD