#define EPERM 1 /* Operation not permitted */
#define ENOENT 2 /* No such file or directory */
#define ESRCH 3 /* No such process */
#define EINTR 4 /* Interrupted system call */
#define EIO 5 /* I/O error */
#define ENXIO 6 /* No such device or address */
#define E2BIG 7 /* Argument list too long */
#define ENOEXEC 8 /* Exec format error */
#define EBADF 9 /* Bad file number */
#define ECHILD 10 /* No child processes */
#define EAGAIN 11 /* Try again */
#define ENOMEM 12 /* Out of memory */
#define EACCES 13 /* Permission denied */
#define EFAULT 14 /* Bad address */
#define ENOTBLK 15 /* Block device required */
#define EBUSY 16 /* Device or resource busy */
#define EEXIST 17 /* File exists */
#define EXDEV 18 /* Cross-device link */
#define ENODEV 19 /* No such device */
#define ENOTDIR 20 /* Not a directory */
#define EISDIR 21 /* Is a directory */
#define EINVAL 22 /* Invalid argument */
#define ENFILE 23 /* File table overflow */
#define EMFILE 24 /* Too many open files */
#define ENOTTY 25 /* Not a typewriter */
#define ETXTBSY 26 /* Text file busy */
#define EFBIG 27 /* File too large */
#define ENOSPC 28 /* No space left on device */
#define ESPIPE 29 /* Illegal seek */
#define EROFS 30 /* Read-only file system */
#define EMLINK 31 /* Too many links */
#define EPIPE 32 /* Broken pipe */
#define EDOM 33 /* Math argument out of domain of func */
#define ERANGE 34 /* Math result not representable */
#define EDEADLK 35 /* Resource deadlock would occur */
#define ENAMETOOLONG 36 /* File name too long */
#define ENOLCK 37 /* No record locks available */
#define ENOSYS 38 /* Function not implemented */
#define ENOTEMPTY 39 /* Directory not empty */
#define ELOOP 40 /* Too many symbolic links encountered */
#define EWOULDBLOCK EAGAIN /* Operation would block */
#define ENOMSG 42 /* No message of desired type */
#define EIDRM 43 /* Identifier removed */
#define ECHRNG 44 /* Channel number out of range */
#define EL2NSYNC 45 /* Level 2 not synchronized */
#define EL3HLT 46 /* Level 3 halted */
#define EL3RST 47 /* Level 3 reset */
#define ELNRNG 48 /* Link number out of range */
#define EUNATCH 49 /* Protocol driver not attached */
#define ENOCSI 50 /* No CSI structure available */
#define EL2HLT 51 /* Level 2 halted */
#define EBADE 52 /* Invalid exchange */
#define EBADR 53 /* Invalid request descriptor */
#define EXFULL 54 /* Exchange full */
#define ENOANO 55 /* No anode */
#define EBADRQC 56 /* Invalid request code */
#define EBADSLT 57 /* Invalid slot */
#define EDEADLOCK EDEADLK
#define EBFONT 59 /* Bad font file format */
#define ENOSTR 60 /* Device not a stream */
#define ENODATA 61 /* No data available */
#define ETIME 62 /* Timer expired */
#define ENOSR 63 /* Out of streams resources */
#define ENONET 64 /* Machine is not on the network */
#define ENOPKG 65 /* Package not installed */
#define EREMOTE 66 /* Object is remote */
#define ENOLINK 67 /* Link has been severed */
#define EADV 68 /* Advertise error */
#define ESRMNT 69 /* Srmount error */
#define ECOMM 70 /* Communication error on send */
#define EPROTO 71 /* Protocol error */
#define EMULTIHOP 72 /* Multihop attempted */
#define EDOTDOT 73 /* RFS specific error */
#define EBADMSG 74 /* Not a data message */
#define EOVERFLOW 75 /* Value too large for defined data type */
#define ENOTUNIQ 76 /* Name not unique on network */
#define EBADFD 77 /* File descriptor in bad state */
#define EREMCHG 78 /* Remote address changed */
#define ELIBACC 79 /* Can not access a needed shared library */
#define ELIBBAD 80 /* Accessing a corrupted shared library */
#define ELIBSCN 81 /* .lib section in a.out corrupted */
#define ELIBMAX 82 /* Attempting to link in too many shared libraries */
#define ELIBEXEC 83 /* Cannot exec a shared library directly */
#define EILSEQ 84 /* Illegal byte sequence */
#define ERESTART 85 /* Interrupted system call should be restarted */
#define ESTRPIPE 86 /* Streams pipe error */
#define EUSERS 87 /* Too many users */
#define ENOTSOCK 88 /* Socket operation on non-socket */
#define EDESTADDRREQ 89 /* Destination address required */
#define EMSGSIZE 90 /* Message too long */
#define EPROTOTYPE 91 /* Protocol wrong type for socket */
#define ENOPROTOOPT 92 /* Protocol not available */
#define EPROTONOSUPPORT 93 /* Protocol not supported */
#define ESOCKTNOSUPPORT 94 /* Socket type not supported */
#define EOPNOTSUPP 95 /* Operation not supported on transport endpoint */
#define EPFNOSUPPORT 96 /* Protocol family not supported */
#define EAFNOSUPPORT 97 /* Address family not supported by protocol */
#define EADDRINUSE 98 /* Address already in use */
#define EADDRNOTAVAIL 99 /* Cannot assign requested address */
#define ENETDOWN 100 /* Network is down */
#define ENETUNREACH 101 /* Network is unreachable */
#define ENETRESET 102 /* Network dropped connection because of reset */
#define ECONNABORTED 103 /* Software caused connection abort */
#define ECONNRESET 104 /* Connection reset by peer */
#define ENOBUFS 105 /* No buffer space available */
#define EISCONN 106 /* Transport endpoint is already connected */
#define ENOTCONN 107 /* Transport endpoint is not connected */
#define ESHUTDOWN 108 /* Cannot send after transport endpoint shutdown */
#define ETOOMANYREFS 109 /* Too many references: cannot splice */
#define ETIMEDOUT 110 /* Connection timed out */
#define ECONNREFUSED 111 /* Connection refused */
#define EHOSTDOWN 112 /* Host is down */
#define EHOSTUNREACH 113 /* No route to host */
#define EALREADY 114 /* Operation already in progress */
#define EINPROGRESS 115 /* Operation now in progress */
#define ESTALE 116 /* Stale NFS file handle */
#define EUCLEAN 117 /* Structure needs cleaning */
#define ENOTNAM 118 /* Not a XENIX named type file */
#define ENAVAIL 119 /* No XENIX semaphores available */
#define EISNAM 120 /* Is a named type file */
#define ENOKEY 126 /* Required key not available */
#define EKEYEXPIRED 127 /* Key has expired */
#define EKEYREVOKED 128 /* Key has been revoked */
#define EKEYREJECTED 129 /* Key was rejected by service */
#define EOWNERDEAD 130 /* Owner died */
#define ENOTRECOVERABLE 131 /* State not recoverable */
#define ERFKILL 132 /* Operation not possible due to RF-kill */
#define EHWPOISON 133 /* Memory page has hardware error */

C语言讲义——errno的更多相关文章

  1. C语言讲义——错误处理

    errno C语言不提供对错误处理的直接支持. 以返回值的形式表示是否出错. 在发生错误时,大多数的C函数调用返回1或NULL. 同时设置一个错误代码errno(全局变量),表示在函数调用期间发生了错 ...

  2. C语言讲义——开发工具Dev C++

    20世纪60年代,编程语言界发生"结构化程序设计"变革, 丹尼斯·里奇(Dennis Ritchie)& 肯·汤普森(Ken Thompson)发明C语言,率先建立了面向过 ...

  3. C语言讲义——字符串

    字符数组 C语言字符串就是字符数组. 单写字符,用单引号.如:'A'. 字符串用双引号.如:"A"."ABC". #include <stdio.h> ...

  4. C语言讲义——指针(pointer)

    指针是C语言最重要的特性之一, 也是最容易被误解的特性之一. 现代计算机把内存分割为字节(Byte), 每个字节都有唯一的地址(Address), 如果内存中有n个字节,可以把地址看做0~n-1的数. ...

  5. C语言讲义——数组

    数组是: 一组数据 一组类型相同的数据 在计算机底层,数组是一块连续的内存 为什么使用数组? 一年12个月 int m1=1, m2=2, m3=3, ... 麻烦 数组示例: #include &l ...

  6. C语言讲义——全局变量和局部变量

    局部变量 普通的局部变量也叫动态变量,默认有个关键字叫auto,可以省略.有两种形式: 1.函数内的局部变量 2.复合语句内的局部变量:for(int i = 0; i<5; i++){-} 静 ...

  7. C语言讲义——函数

    为实现特定目的而编写的一段可被调用的代码 简单地讲:函数就是一组语句,取了个名字 别名:子例程(routine)/方法(Method,一般面向对象的语言使用这个叫法) 函数的组成部分 以主函数为例: ...

  8. C语言讲义——结构化编程(分支、循环)

    顺序结构(从上到下) 分支结构(也叫选择结构) 循环结构 分支结构 if...else 最基本的分支结构是if(){}else{}. 为了代码的安全,同时也是出于代码规范的考虑,if()后面一定要加花 ...

  9. C语言讲义——变量(variable)

    变量(variable) 变量用于存放数据 变量是供程序操作的存储区的名字 变量有类型,该类型决定了变量占用内存的大小 字节→ C语言有以下6种简单变量类型: 类型细分: 变量在内存中需要占据空间,内 ...

随机推荐

  1. Redis可以做哪些事?

    Redis是一种基于键值对的NoSQL数据库,它的值主要由string(字符串),hash(哈希),list(列表),set(集合),zset(有序集合)五种基本数据结构构成,除此之外还支持一些其他的 ...

  2. 部署LNMP环境

    1.安装nginx yum -y install gcc pcre-devel openssl-devel tar xf nginx-1.16.1.tar.gz cd nginx-1.16.1/ ./ ...

  3. Redis事务使用方法

    Redis事务 Redis事务是一组命令的集合,也是Redis的最小执行单位之一.一个事务的所有命令,要么都执行,要么都不执行.Redis能保证事务执行期间不会有其他命令插入. 相关命令 命令 格式 ...

  4. 在IIS中部署前后端应用,多么痛的领悟!

    目前手上的Web项目是前后端分离的,所以有时也会倒腾Vue框架. 前后端应用最终以容器形态.在k8s中部署, 为此我搭建了基于Gitlab flow的Devops流程. 在Devops实践中,容器部署 ...

  5. Redis中的一致性哈希问题

    在说redis中的哈希(准确来说是一致性哈希)问题之前,先来看一个问题:为什么在分布式集群中一致性哈希会得到大量应用? 在一个分布式系统中,要将数据存储到具体某个节点,或者将来自客户端的请求分配到某个 ...

  6. php连接神通数据库 ci框架

    神通数据库连接手册 1.扩展安装 目前连接神通数据库有两种方式 ODBC PDO_ACI 具体请看手册,目前使用PDO_ODBC方法PS:请看操作2 目前只有64位有pdo_aci.so文件,需要在神 ...

  7. 18、Celery

    Celery 1.什么是Clelery Celery是一个简单.灵活且可靠的,处理大量消息的分布式系统 专注于实时处理的异步任务队列 同时也支持任务调度 Celery架构 Celery的架构由三部分组 ...

  8. 《Machine Learning in Action》—— 剖析支持向量机,优化SMO

    <Machine Learning in Action>-- 剖析支持向量机,优化SMO 薄雾浓云愁永昼,瑞脑销金兽. 愁的很,上次不是更新了一篇关于支持向量机的文章嘛,<Machi ...

  9. Integer a=1,b=1,c=500,d=500;a==b,c==d;

    public class test { public static void main(String[] args){ Integer a=1,b=1,c=500,d=500; System.out. ...

  10. 性能工具-io工具

    I/O:某网上问题通过top  iotop pidstat vmstat 工具定位出io高原因,内存不够.