errno.h File Reference

#include <Macros.h>
#include <Types.h>

Go to the source code of this file.

Macros
Error codes
Functions that use errno variable can set the errno value to any of these values. See also errno
#define	ESUCCESS   0
	Reports a success operation.
#define	E2BIG   -1
	Argument list too long.
#define	EACCES   -2
	Permission denied.
#define	EADDRINUSE   -3
	Address in use.
#define	EADDRNOTAVAIL   -4
	Address not available.
#define	EAFNOSUPPORT   -5
	Address family not supported.
#define	EAGAIN   -6
	Resource unavailable, try again (may be the same value as [EWOULDBLOCK]).
#define	EALREADY   -7
	Connection already in progress.
#define	EBADF   -8
	Bad file descriptor.
#define	EBADMSG   -9
	Bad message.
#define	EBUSY   -10
	Device or resource busy.
#define	ECANCELED   -11
	Operation canceled.
#define	ECHILD   -12
	No child processes.
#define	ECONNABORTED   -13
	Connection aborted.
#define	ECONNREFUSED   -14
	Connection refused.
#define	ECONNRESET   -15
	Connection reset.
#define	EDEADLK   -16
	Resource deadlock would occur.
#define	EDESTADDRREQ   -17
	Destination address required.
#define	EDOM   -18
	Mathematics argument out of domain of function.
#define	EDQUOT   -19
	Reserved.
#define	EEXIST   -20
	File exists.
#define	EFAULT   -21
	Bad address.
#define	EFBIG   -22
	File too large.
#define	EHOSTUNREACH   -23
	Host is unreachable.
#define	EIDRM   -24
	Identifier removed.
#define	EILSEQ   -25
	Illegal byte sequence.
#define	EINPROGRESS   -26
	Operation in progress.
#define	EINTR   -27
	Interrupted function.
#define	EINVAL   -28
	Invalid argument.
#define	EIO   -29
	I/O error.
#define	EISCONN   -30
	Socket is connected.
#define	EISDIR   -31
	Is a directory.
#define	ELOOP   -32
	Too many levels of symbolic links.
#define	EMFILE   -33
	File descriptor value too large.
#define	EMLINK   -34
	Too many links.
#define	EMSGSIZE   -35
	Message too large.
#define	EMULTIHOP   -36
	Reserved.
#define	ENAMETOOLONG   -37
	Filename too long.
#define	ENETDOWN   -38
	Network is down.
#define	ENETRESET   -39
	Connection aborted by network.
#define	ENETUNREACH   -40
	Network unreachable.
#define	ENFILE   -41
	Too many files open in system.
#define	ENOBUFS   -42
	No buffer space available.
#define	ENODATA   -43
	No message is available on the STREAM head read queue.
#define	ENODEV   -44
	No such device.
#define	ENOENT   -45
	No such file or directory.
#define	ENOEXEC   -46
	Executable file format error.
#define	ENOLCK   -47
	No locks available.
#define	ENOLINK   -48
	Reserved.
#define	ENOMEM   -49
	Not enough space.
#define	ENOMSG   -50
	No message of the desired type.
#define	ENOPROTOOPT   -51
	Protocol not available.
#define	ENOSPC   -52
	No space left on device.
#define	ENOSR   -53
	No STREAM resources.
#define	ENOSTR   -54
	Not a STREAM.
#define	ENOSYS   -55
	Function not supported.
#define	ENOTCONN   -56
	The socket is not connected.
#define	ENOTDIR   -57
	Not a directory.
#define	ENOTEMPTY   -58
	Directory not empty.
#define	ENOTRECOVERABLE   -59
	State not recoverable.
#define	ENOTSOCK   -60
	Not a socket.
#define	ENOTSUP   -61
	Not supported (may be the same value as [EOPNOTSUPP]).
#define	ENOTTY   -62
	Inappropriate I/O control operation.
#define	ENXIO   -63
	No such device or address.
#define	EOPNOTSUPP   -64
	Operation not supported on socket (may be the same value as [ENOTSUP]).
#define	EOVERFLOW   -65
	Value too large to be stored in data type.
#define	EOWNERDEAD   -66
	Previous owner died.
#define	EPERM   -67
	Operation not permitted.
#define	EPIPE   -68
	Broken pipe.
#define	EPROTO   -69
	Protocol error.
#define	EPROTONOSUPPORT   -70
	Protocol not supported.
#define	EPROTOTYPE   -71
	Protocol wrong type for socket.
#define	ERANGE   -72
	Result too large.
#define	EROFS   -73
	Read-only file system.
#define	ESPIPE   -74
	Invalid seek.
#define	ESRCH   -75
	No such process.
#define	ESTALE   -76
	Reserved.
#define	ETIME   -77
	Stream ioctl() timeout.
#define	ETIMEDOUT   -78
	Connection timed out.
#define	ETXTBSY   -79
	Text file busy.
#define	EWOULDBLOCK   -80
	Operation would block (may be the same value as [EAGAIN]).
#define	EXDEV   -81
	Cross-device link.
#define	ERESTART   (1 << 17)
	Triggers a restart of all filesystem requests.
#define	ELAST   ERESTART
	Last defined error value (do not use).

Variables
C int	errno
	The lvalue errno is used by many functions to return error values.
C char *	error_map []
	Contains a array of character strings, representing errno values.