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gcc g++ 4.7 安装泪奔�?�l?

S.l.e!ep.�K? — Thu, 18 Dec 2014 08:44:00 GMT

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S.l.e!ep.�K? 2014-12-18 16:44 发表评论

gcc g++ 4.7 安装泪奔�?

S.l.e!ep.�K? — Wed, 17 Dec 2014 09:32:00 GMT

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S.l.e!ep.�K? 2014-12-17 17:32 发表评论

CMake安装

S.l.e!ep.�K? — Wed, 17 Dec 2014 03:29:00 GMT

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S.l.e!ep.�K? 2014-12-17 11:29 发表评论

windows 7 下的 ln 命��o

S.l.e!ep.�K? — Thu, 06 Nov 2014 09:42:00 GMT

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S.l.e!ep.�K? 2014-11-06 17:42 发表评论

Linux下��用nm命��o排查和解决“undefined reference to �?

S.l.e!ep.�K? — Wed, 05 Nov 2014 12:54:00 GMT

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S.l.e!ep.�K? 2014-11-05 20:54 发表评论

TOP CPU占用情况

S.l.e!ep.�K? — Sun, 08 Apr 2012 10:41:00 GMT

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S.l.e!ep.�K? 2012-04-08 18:41 发表评论

如何定位��d�@环或高CPU使用�?linux)

S.l.e!ep.�K? — Tue, 13 Mar 2012 20:43:00 GMT

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S.l.e!ep.�K? 2012-03-14 04:43 发表评论

解决rpm conflicts with file from package的两个方�?

S.l.e!ep.�K? — Fri, 03 Feb 2012 09:07:00 GMT

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S.l.e!ep.�K? 2012-02-03 17:07 发表评论

svn安装

S.l.e!ep.�K? — Sat, 28 Jan 2012 08:26:00 GMT

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S.l.e!ep.�K? 2012-01-28 16:26 发表评论

安装 lszrz

S.l.e!ep.�K? — Sat, 28 Jan 2012 02:04:00 GMT

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S.l.e!ep.�K? 2012-01-28 10:04 发表评论

suse ��d�� ssh 服务

S.l.e!ep.�K? — Wed, 18 Jan 2012 08:39:00 GMT

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S.l.e!ep.�K? 2012-01-18 16:39 发表评论

Linux遭遇Segmentation fault

S.l.e!ep.�K? — Thu, 12 Jan 2012 17:16:00 GMT

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S.l.e!ep.�K? 2012-01-13 01:16 发表评论

suse system log

S.l.e!ep.�K? — Thu, 12 Jan 2012 16:44:00 GMT

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S.l.e!ep.�K? 2012-01-13 00:44 发表评论

date change time

S.l.e!ep.�K? — Tue, 03 Jan 2012 05:42:00 GMT

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S.l.e!ep.�K? 2012-01-03 13:42 发表评论

Linux �q�程间通信 - �׃�n内存shmget方式(�?

S.l.e!ep.�K? — Mon, 02 Jan 2012 15:37:00 GMT

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S.l.e!ep.�K? 2012-01-02 23:37 发表评论

linux �׃�n内存的��?

S.l.e!ep.�K? — Mon, 02 Jan 2012 15:36:00 GMT

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S.l.e!ep.�K? 2012-01-02 23:36 发表评论

linux/unix�pȝ��错误定义errno.h

S.l.e!ep.�K? — Mon, 02 Jan 2012 15:35:00 GMT

查看错误代码errno是调试程序的一个重要方法。当linuc C api函数发生异常�?一般会��errno变量(需include errno.h)赋一个整数�? 不同的��D��C�Z��同的含义,可以通过查看该值推��出错的原因。在实际�~�程中用�q�一招解决了不少原本看来莫名其妙的问题。比较麻烦的是每�ơ都要去linux源代码里面查��N��误代码的含义�Q�现在把它脓出来�Q�以后需要查时就来这里看了�?/p>

以下来自linux 的内�总�码中�?usr/include/asm/errno.h

#ifndef _I386_ERRNO_H

#define _I386_ERRNO_H

#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 /* Arg 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 EREMOTEIO       121     /* Remote I/O error */
#define EDQUOT          122     /* Quota exceeded */

#define ENOMEDIUM       123     /* No medium found */
#define EMEDIUMTYPE     124     /* Wrong medium type */
#define ECANCELED       125     /* Operation Canceled */
#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 */

/* for robust mutexes */
#define EOWNERDEAD 130 /* Owner died */
#define ENOTRECOVERABLE 131 /* State not recoverable */

#endif

S.l.e!ep.�K? 2012-01-02 23:35 发表评论