+++ /dev/null
-`%
-% (c) The GRASP/AQUA Project, Glasgow University, 1995
-%
-% Last Modified: Wed Jul 19 13:12:10 1995
-% Darren J Moffat <moffatd@dcs.gla.ac.uk>
-%
-% Generated from: @(#)errno.h 2.14 90/01/23 SMI; from UCB 4.1 82/12/28
-\section[CError]{Interface to C Error Codes}
-
-\begin{code}
-module CError (
- CErrorCode(..),
-
- errorCodeToStr, -- :: CErrorCode -> String
- getCErrorCode, -- :: PrimIO CErrorCode
- setCErrorCode -- :: CErrorCode -> PrimIO ()
-
-) where
-
-import PreludeGlaST
-\end{code}
-
-import PreludeGlaMisc
-import LibSystem
-\begin{code}
-data CErrorCode =
- NOERROR -- Added as dummy value since deriving Ix starts at 0
- | EPERM -- Not owner
- | ENOENT -- No such file or directory
- | ESRCH -- No such process
- | EINTR -- Interrupted system call
- | EIO -- I/O error
- | ENXIO -- No such device or address
- | E2BIG -- Arg list too long
- | ENOEXEC -- Exec format error
- | EBADF -- Bad file number
- | ECHILD -- No children
- | EAGAIN -- No more processes
- | ENOMEM -- Not enough core
- | EACCES -- Permission denied
- | EFAULT -- Bad address
- | ENOTBLK -- Block device required
- | EBUSY -- Mount device busy
- | EEXIST -- File exists
- | EXDEV -- Cross-device link
- | ENODEV -- No such device
- | ENOTDIR -- Not a directory*/
- | EISDIR -- Is a directory
- | EINVAL -- Invalid argument
- | ENFILE -- File table overflow
- | EMFILE -- Too many open files
- | ENOTTY -- Not a typewriter
- | ETXTBSY -- Text file busy
- | EFBIG -- File too large
- | ENOSPC -- No space left on device
- | ESPIPE -- Illegal seek
- | EROFS -- Read-only file system
- | EMLINK -- Too many links
- | EPIPE -- Broken pipe
-
--- math software
- | EDOM -- Argument too large
- | ERANGE -- Result too large
-
--- non-blocking and interrupt i/o
- | EWOULDBLOCK -- Operation would block
- | EINPROGRESS -- Operation now in progress
- | EALREADY -- Operation already in progress
--- ipc/network software
-
--- argument errors
- | ENOTSOCK -- Socket operation on non-socket
- | EDESTADDRREQ -- Destination address required
- | EMSGSIZE -- Message too long
- | EPROTOTYPE -- Protocol wrong type for socket
- | ENOPROTOOPT -- Protocol not available
- | EPROTONOSUPPOR -- Protocol not supported
- | ESOCKTNOSUPPORT -- Socket type not supported
- | EOPNOTSUPP -- Operation not supported on socket
- | EPFNOSUPPORT -- Protocol family not supported
- | EAFNOSUPPORT -- Address family not supported by protocol family
- | EADDRINUSE -- Address already in use
- | EADDRNOTAVAIL -- Can't assign requested address
--- operational errors
- | ENETDOWN -- Network is down
- | ENETUNREACH -- Network is unreachable
- | ENETRESET -- Network dropped connection on reset
- | ECONNABORTED -- Software caused connection abort
- | ECONNRESET -- Connection reset by peer
- | ENOBUFS -- No buffer space available
- | EISCONN -- Socket is already connected
- | ENOTCONN -- Socket is not connected
- | ESHUTDOWN -- Can't send after socket shutdown
- | ETOOMANYREFS -- Too many references: can't splice
- | ETIMEDOUT -- Connection timed out
- | ECONNREFUSED -- Connection refused
-
- | ELOOP -- Too many levels of symbolic links
- | ENAMETOOLONG -- File name too long
-
--- should be rearranged
- | EHOSTDOWN -- Host is down
- | EHOSTUNREACH -- No route to host
- | ENOTEMPTY -- Directory not empty
-
--- quotas & mush
- | EPROCLIM -- Too many processes
- | EUSERS -- Too many users
- | EDQUOT -- Disc quota exceeded
-
--- Network File System
- | ESTALE -- Stale NFS file handle
- | EREMOTE -- Too many levels of remote in path
-
--- streams
- | ENOSTR -- Device is not a stream
- | ETIME -- Timer expired
- | ENOSR -- Out of streams resources
- | ENOMSG -- No message of desired type
- | EBADMSG -- Trying to read unreadable message
-
--- SystemV IPC
- | EIDRM -- Identifier removed
-
--- SystemV Record Locking
- | EDEADLK -- Deadlock condition.
- | ENOLCK -- No record locks available.
-
--- RFS
- | ENONET -- Machine is not on the network
- | ERREMOTE -- Object is remote
- | ENOLINK -- the link has been severed
- | EADV -- advertise error
- | ESRMNT -- srmount error
- | ECOMM -- Communication error on send
- | EPROTO -- Protocol error
- | EMULTIHOP -- multihop attempted
- | EDOTDOT -- Cross mount point (not an error)
- | EREMCHG -- Remote address changed
--- POSIX
- | ENOSYS -- function not implemented
-
- deriving (Eq,Ord,Ix,Text)
-
-
-errorCodeToStr :: CErrorCode -> String
-errorCodeToStr NOERROR = ""
-errorCodeToStr EPERM = "Not owner"
-errorCodeToStr ENOENT = "No such file or directory"
-errorCodeToStr ESRCH = "No such process"
-errorCodeToStr EINTR = "Interrupted system call"
-errorCodeToStr EIO = "I/O error"
-errorCodeToStr ENXIO = "No such device or address"
-errorCodeToStr E2BIG = "Arg list too long"
-errorCodeToStr ENOEXEC = "Exec format error"
-errorCodeToStr EBADF = "Bad file number"
-errorCodeToStr ECHILD = "No children"
-errorCodeToStr EAGAIN = "No more processes"
-errorCodeToStr ENOMEM = "Not enough core"
-errorCodeToStr EACCES = "Permission denied"
-errorCodeToStr EFAULT = "Bad address"
-errorCodeToStr ENOTBLK = "Block device required"
-errorCodeToStr EBUSY = "Mount device busy"
-errorCodeToStr EEXIST = "File exists"
-errorCodeToStr EXDEV = "Cross-device link"
-errorCodeToStr ENODEV = "No such device"
-errorCodeToStr ENOTDIR = "Not a directory"
-errorCodeToStr EISDIR = "Is a directory"
-errorCodeToStr EINVAL = "Invalid argument"
-errorCodeToStr ENFILE = "File table overflow"
-errorCodeToStr EMFILE = "Too many open files"
-errorCodeToStr ENOTTY = "Not a typewriter"
-errorCodeToStr ETXTBSY = "Text file busy"
-errorCodeToStr EFBIG = "File too large"
-errorCodeToStr ENOSPC = "No space left on device"
-errorCodeToStr ESPIPE = "Illegal seek"
-errorCodeToStr EROFS = "Read-only file system"
-errorCodeToStr EMLINK = "Too many links"
-errorCodeToStr EPIPE = "Broken pipe"
-
--- math software
-errorCodeToStr EDOM = "Argument too large"
-errorCodeToStr ERANGE = "Result too large"
-
--- non-blocking and interrupt i/o"
-errorCodeToStr EWOULDBLOCK = "Operation would block"
-errorCodeToStr EINPROGRESS = "Operation now in progress"
-errorCodeToStr EALREADY = "Operation already in progress"
--- ipc/network software
-
--- argument errors
-errorCodeToStr ENOTSOCK = "Socket operation on non-socket"
-errorCodeToStr EDESTADDRREQ = "Destination address required"
-errorCodeToStr EMSGSIZE = "Message too long"
-errorCodeToStr EPROTOTYPE = "Protocol wrong type for socket"
-errorCodeToStr ENOPROTOOPT = "Protocol not available"
-errorCodeToStr EPROTONOSUPPOR = "Protocol not supported"
-errorCodeToStr ESOCKTNOSUPPORT = "Socket type not supported"
-errorCodeToStr EOPNOTSUPP = "Operation not supported on socket"
-errorCodeToStr EPFNOSUPPORT = "Protocol family not supported"
-errorCodeToStr EAFNOSUPPORT = "Address family not supported by protocol family"
-errorCodeToStr EADDRINUSE = "Address already in use"
-errorCodeToStr EADDRNOTAVAIL = "Can't assign requested address"
-
--- operational errors
-errorCodeToStr ENETDOWN = "Network is down"
-errorCodeToStr ENETUNREACH = "Network is unreachable"
-errorCodeToStr ENETRESET = "Network dropped connection on reset"
-errorCodeToStr ECONNABORTED = "Software caused connection abort"
-errorCodeToStr ECONNRESET = "Connection reset by peer"
-errorCodeToStr ENOBUFS = "No buffer space available"
-errorCodeToStr EISCONN = "Socket is already connected"
-errorCodeToStr ENOTCONN = "Socket is not connected"
-errorCodeToStr ESHUTDOWN = "Can't send after socket shutdown"
-errorCodeToStr ETOOMANYREFS = "Too many references: can't splice"
-errorCodeToStr ETIMEDOUT = "Connection timed out"
-errorCodeToStr ECONNREFUSED = "Connection refused"
-
-errorCodeToStr ELOOP = "Too many levels of symbolic links"
-errorCodeToStr ENAMETOOLONG = "File name too long"
-
--- should be rearranged
-errorCodeToStr EHOSTDOWN = "Host is down"
-errorCodeToStr EHOSTUNREACH = "No route to host"
-errorCodeToStr ENOTEMPTY = "Directory not empty"
-
--- quotas & mush
-errorCodeToStr EPROCLIM = "Too many processes"
-errorCodeToStr EUSERS = "Too many users"
-errorCodeToStr EDQUOT = "Disc quota exceeded"
-
--- Network File System
-errorCodeToStr ESTALE = "Stale NFS file handle"
-errorCodeToStr EREMOTE = "Too many levels of remote in path"
-
--- streams
-errorCodeToStr ENOSTR = "Device is not a stream"
-errorCodeToStr ETIME = "Timer expired"
-errorCodeToStr ENOSR = "Out of streams resources"
-errorCodeToStr ENOMSG = "No message of desired type"
-errorCodeToStr EBADMSG = "Trying to read unreadable message"
-
--- SystemV IPC
-errorCodeToStr EIDRM = "Identifier removed"
-
--- SystemV Record Locking
-errorCodeToStr EDEADLK = "Deadlock condition."
-errorCodeToStr ENOLCK = "No record locks available."
-
--- RFS
-errorCodeToStr ENONET = "Machine is not on the network"
-errorCodeToStr ERREMOTE = "Object is remote"
-errorCodeToStr ENOLINK = "the link has been severed"
-errorCodeToStr EADV = "advertise error"
-errorCodeToStr ESRMNT = "srmount error"
-errorCodeToStr ECOMM = "Communication error on send"
-errorCodeToStr EPROTO = "Protocol error"
-errorCodeToStr EMULTIHOP = "multihop attempted"
-errorCodeToStr EDOTDOT = "Cross mount point (not an error)"
-errorCodeToStr EREMCHG = "Remote address changed"
-
--- POSIX
-errorCodeToStr ENOSYS = "function not implemented"
-
-unpackCErrorCode :: Int -> CErrorCode
-unpackCErrorCode e = (range (NOERROR, ENOSYS))!!e
-
-packCErrorCode :: CErrorCode -> Int
-packCErrorCode e = index (NOERROR, ENOSYS) e
-
-
-getCErrorCode :: PrimIO CErrorCode
-getCErrorCode =
- _casm_ ``%r = errno;'' `thenPrimIO` \ errno ->
- returnPrimIO (unpackCErrorCode errno)
-
-
-setCErrorCode :: CErrorCode -> PrimIO ()
-setCErrorCode ecode =
- _casm_ ``errno = %0;'' (packCErrorCode ecode) `thenPrimIO` \ () ->
- returnPrimIO ()
-
-
-\end{code}
-
projects / ghc-hetmet.git / blobdiff