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;;; -*- Package: UNIX -*-
;;;
;;; **********************************************************************
;;; This code was written as part of the CMU Common Lisp project at
;;; Carnegie Mellon University, and has been placed in the public domain.
;;;
(ext:file-comment
"$Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/code/unix.lisp,v 1.44 1997/02/20 01:29:36 pw Exp $")
;;;
;;; **********************************************************************
;;;
;;; This file contains the UNIX low-level support.
;;;
(in-package "UNIX")
(use-package "ALIEN")
(use-package "C-CALL")
(use-package "SYSTEM")
(use-package "EXT")
(export '(
daddr-t caddr-t ino-t swblk-t size-t time-t dev-t off-t uid-t gid-t
timeval tv-sec tv-usec timezone tz-minuteswest tz-dsttime
itimerval it-interval it-value tchars t-intrc t-quitc t-startc
t-stopc t-eofc t-brkc ltchars t-suspc t-dsuspc t-rprntc t-flushc
t-werasc t-lnextc sgttyb sg-ispeed sg-ospeed sg-erase sg-kill
sg-flags winsize ws-row ws-col ws-xpixel ws-ypixel
direct d-off d-ino d-reclen #-(or linux svr4) d-namlen d-name
stat st-dev st-mode st-nlink st-uid st-gid st-rdev st-size
st-atime st-mtime st-ctime st-blksize st-blocks
s-ifmt s-ifdir s-ifchr s-ifblk s-ifreg s-iflnk s-ifsock
s-isuid s-isgid s-isvtx s-iread s-iwrite s-iexec
ruseage ru-utime ru-stime ru-maxrss ru-ixrss ru-idrss
ru-isrss ru-minflt ru-majflt ru-nswap ru-inblock ru-oublock
ru-msgsnd ru-msgrcv ru-nsignals ru-nvcsw ru-nivcsw
unix-errno get-unix-error-msg
unix-pathname unix-file-mode unix-fd unix-pid unix-uid unix-gid
unix-access r_ok w_ok x_ok f_ok unix-chdir unix-chmod setuidexec
setgidexec savetext readown writeown execown readgrp writegrp
execgrp readoth writeoth execoth unix-fchmod unix-chown unix-fchown
unix-getdtablesize unix-close unix-creat unix-dup unix-dup2
unix-fcntl f-dupfd f-getfd f-setfd f-getfl f-setfl f-getown f-setown
fndelay fappend fasync fcreat ftrunc fexcl unix-link unix-lseek
l_set l_incr l_xtnd unix-mkdir unix-open o_rdonly o_wronly o_rdwr
o_append o_creat o_trunc o_excl unix-pipe unix-read unix-readlink
unix-rename unix-rmdir unix-fast-select fd-setsize fd-set fd-clr
fd-isset fd-zero unix-select unix-sync unix-fsync unix-truncate
tcsetpgrp tcgetpgrp tty-process-group
terminal-speeds tty-raw tty-crmod tty-echo tty-lcase
#-(or hpux svr4 freebsd) tty-cbreak #-(or hpux svr4) tty-tandem
#+(or hpux svr4 linux freebsd) termios #+(or hpux svr4 freebsd) c-lflag
#+(or hpux svr4 freebsd) c-iflag #+(or hpux svr4 freebsd) c-oflag
#+(or hpux svr4 freebsd) tty-icrnl #+(or hpux svr4 freebsd) tty-ocrnl
#+(or hpux svr4 freebsd) vdsusp #+(or hpux svr4 freebsd) veof
#+(or hpux svr4 freebsd) vintr #+(or hpux svr4 freebsd) vquit #+(or hpux svr4 freebsd) vstart
#+(or hpux svr4 freebsd) vstop #+(or hpux svr4 freebsd) vsusp
#+(or hpux svr4 freebsd) c-cflag
#+(or hpux svr4 freebsd) c-cc #+(or hpux svr4 freebsd) tty-icanon
#+(or hpux svr4 freebsd) vmin #+(or hpux svr4 freebsd) vtime
#+(or hpux svr4 freebsd) tty-ixon
#+(or hpux svr4 freebsd) tcsaflush #+(or hpux svr4 linux freebsd)
unix-tcgetattr #+(or hpux svr4 linux freebsd) unix-tcsetattr
TIOCGETP TIOCSETP TIOCFLUSH TIOCSETC TIOCGETC TIOCSLTC
unix-exit unix-stat unix-lstat unix-fstat
unix-getrusage unix-fast-getrusage rusage_self rusage_children
unix-gettimeofday
#-hpux unix-utimes #-(or svr4 hpux) unix-setreuid
#-(or svr4 hpux) unix-setregid
unix-getpid unix-getppid
unix-getgid unix-getegid unix-getpgrp unix-setpgrp unix-getuid
unix-getpagesize unix-gethostname unix-gethostid unix-fork
unix-current-directory unix-isatty unix-ttyname unix-execve
unix-socket unix-connect unix-bind unix-listen unix-accept
unix-recv unix-send))
(pushnew :unix *features*)
;;;; Common machine independent structures.
#+bsd
(def-alien-type quad-t (array unsigned-long 2))
(def-alien-type daddr-t #-(or linux alpha) long #+(or linux alpha) int)
(def-alien-type ino-t #-alpha unsigned-long #+alpha unsigned-int)
(def-alien-type size-t #-(or linux alpha) long #+linux unsigned-int
#+alpha unsigned-long)
(def-alien-type time-t #-(or linux alpha) unsigned-long #+linux long
#+alpha unsigned-int)
(def-alien-type dev-t #-(or alpha svr4 bsd linux) short #+linux unsigned-short
#+alpha int #+(and (not linux) (or bsd svr4)) unsigned-long)
#-FreeBSD
(def-alien-type off-t #-alpha long #+alpha unsigned-long)
#+FreeBSD
(def-alien-type off-t quad-t)
#-FreeBSD
(def-alien-type uid-t #-(or alpha svr4) unsigned-short #+alpha unsigned-int
#+svr4 long)
#+FreeBSD
(def-alien-type uid-t unsigned-long)
#-FreeBSD
(def-alien-type gid-t #-(or alpha svr4) unsigned-short #+alpha unsigned-int
#+svr4 long)
(def-alien-type mode-t #-(or alpha svr4) unsigned-short
(def-alien-type nlink-t #-svr4 unsigned-short #+svr4 unsigned-long)
(defconstant FD-SETSIZE #-(or hpux alpha linux) 256 #+hpux 2048 #+alpha 4096 #+linux 1024)
(fds-bits (array #-alpha unsigned-long #+alpha int #.(/ fd-setsize 32)))))
(setf (deref (slot ,fd-set 'fds-bits) ,word)
(logior (truly-the (unsigned-byte 32) (ash 1 ,bit))
(deref (slot ,fd-set 'fds-bits) ,word))))))
(setf (deref (slot ,fd-set 'fds-bits) ,word)
(logand (deref (slot ,fd-set 'fds-bits) ,word)
(32bit-logical-not
(truly-the (unsigned-byte 32) (ash 1 ,bit))))))))
(defmacro fd-isset (offset fd-set)
(let ((word (gensym))
(bit (gensym)))
`(multiple-value-bind (,word ,bit) (floor ,offset 32)
(logbitp ,bit (deref (slot ,fd-set 'fds-bits) ,word)))))
`(progn
,@(loop for index upfrom 0 below (/ fd-setsize 32)
collect `(setf (deref (slot ,fd-set 'fds-bits) ,index) 0))))
;;; From sys/time.h
(def-alien-type nil
(struct timeval
(tv-sec #-linux time-t #+linux int) ; seconds
(tv-usec #-linux time-t #+linux int))) ; and microseconds
(def-alien-type nil
(struct timezone
(tz-minuteswest int) ; minutes west of Greenwich
(tz-dsttime ; type of dst correction
#-linux (enum nil :none :usa :aust :wet :met :eet :can)
#+linux int)))
(def-alien-type nil
(struct itimerval
(it-interval (struct timeval)) ; timer interval
(it-value (struct timeval)))) ; current value
; High-res time. Actually posix definition under svr4 name.
(def-alien-type nil
(struct timestruc-t
(tv-sec time-t)
(tv-nsec long)))
#+(or linux FreeBSD)
(def-alien-type nil
(struct timespec-t
(ts-sec long)
(ts-nsec long)))
(t-startc char) ; start output
(t-stopc char) ; stop output
(t-suspc char) ; stop process signal
(t-dsuspc char) ; delayed stop process signal
(t-rprntc char) ; reprint line
(t-flushc char) ; flush output (toggles)
#+(or svr4 hpux linux)
(def-alien-type nil
(struct termios
(c-iflag unsigned-int)
(c-oflag unsigned-int)
(c-cflag unsigned-int)
(c-lflag unsigned-int)
#+(or linux hpux)
(c-reserved #-linux unsigned-int #+linux unsigned-char)
(c-cc (array unsigned-char #+hpux 16 #+(or linux solaris) 19 #+irix 23))))
#+linux (sg-flags #+mach short #-mach int) ; mode flags
(sg-ispeed char) ; input speed.
(sg-ospeed char) ; output speed
(sg-erase char) ; erase character
#-linux (sg-kill char) ; kill character
#-linux (sg-flags #+mach short #-mach int) ; mode flags
#+linux (sg-kill char)
#+linux (t (struct termios))
#+linux (check int)))
(def-alien-type nil
(struct winsize
(ws-row unsigned-short) ; rows, in characters
(ws-col unsigned-short) ; columns, in characters
(ws-xpixel unsigned-short) ; horizontal size, pixels
(ws-ypixel unsigned-short))) ; veritical size, pixels
(def-alien-type nil
(struct termios
(c-iflag unsigned-int)
(c-oflag unsigned-int)
(c-cflag unsigned-int)
(c-lflag unsigned-int)
#+(or linux hpux)
(c-reserved #-linux unsigned-int #+linux unsigned-char)
(c-cc (array unsigned-char #+hpux 16 #+(or linux solaris) 19 #+irix 23 #+freebsd 20))
;; FreeBSD also has c-ispeed and c-ospeed?
))
#+(and sunos (not svr4)) (d-off long) ; offset of next disk directory entry
(d-namlen unsigned-short) ; length of string in d-name
(d-name (array char 256)))) ; name must be no longer than this
#+bsd
(def-alien-type nil
(struct direct
(d-fileno unsigned-long)
(d-reclen unsigned-short)
(d-type unsigned-char)
(d-namlen unsigned-char) ; length of string in d-name
(d-name (array char 256)))) ; name must be no longer than this
(def-alien-type nil
(struct stat
(st-dev dev-t)
(st-ino ino-t)
(st-uid uid-t)
(st-gid gid-t)
(st-rdev dev-t)
(st-size off-t)
(st-atime time-t)
(st-spare1 int)
(st-mtime time-t)
(st-spare2 int)
(st-ctime time-t)
(st-spare3 int)
(st-blksize #-alpha long #+alpha unsigned-int)
(st-blocks #-alpha long #+alpha int)
(def-alien-type nil
(struct stat
(st-dev dev-t)
(st-ino ino-t)
(st-atime (struct timespec-t))
(st-mtime (struct timespec-t))
(st-ctime (struct timespec-t))
(st-size unsigned-long) ; really quad
(st-sizeh unsigned-long) ;
(st-blocks unsigned-long) ; really quad
(st-blocksh unsigned-long)
(st-blksize unsigned-long)
(st-flags unsigned-long)
(st-gen unsigned-long)
(st-lspare long)
(st-qspare (array long 4)))) ; 2 quads
#+(or linux svr4)
(def-alien-type nil
(struct stat
(st-dev dev-t)
(st-pad1 #-linux (array long 3) #+linux unsigned-short)
(st-ino ino-t)
(st-mode #-linux unsigned-long #+linux unsigned-short)
(st-nlink #-linux short #+linux unsigned-short)
(st-uid #-linux uid-t #+linux unsigned-short)
(st-gid #-linux gid-t #+linux unsigned-short)
(st-rdev dev-t)
(st-pad2 #-linux (array long 2) #+linux unsigned-short)
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#-linux (st-pad3 long)
#+linux (st-blksize unsigned-long)
#+linux (st-blocks unsigned-long)
#-linux (st-atime (struct timestruc-t))
#+linux (st-atime unsigned-long)
#+linux (unused-1 unsigned-long)
#-linux (st-mtime (struct timestruc-t))
#+linux (st-mtime unsigned-long)
#+linux (unused-2 unsigned-long)
#-linux (st-ctime (struct timestruc-t))
#+linux (st-ctime unsigned-long)
#+linux (unused-3 unsigned-long)
#+linux (unused-4 unsigned-long)
#+linux (unused-5 unsigned-long)
#-linux(st-blksize long)
#-linux (st-blocks long)
#-linux (st-fstype (array char 16))
#-linux (st-pad4 (array long 8))))
(defconstant s-ifmt #o0170000)
(defconstant s-ifdir #o0040000)
(defconstant s-ifchr #o0020000)
#+linux (defconstant s-ififo #x0010000)
(defconstant s-ifblk #o0060000)
(defconstant s-ifreg #o0100000)
(defconstant s-iflnk #o0120000)
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(defconstant s-ifsock #o0140000)
(defconstant s-isuid #o0004000)
(defconstant s-isgid #o0002000)
(defconstant s-isvtx #o0001000)
(defconstant s-iread #o0000400)
(defconstant s-iwrite #o0000200)
(defconstant s-iexec #o0000100)
;;; From sys/resource.h
(def-alien-type nil
(struct rusage
(ru-utime (struct timeval)) ; user time used
(ru-stime (struct timeval)) ; system time used.
(ru-maxrss long)
(ru-ixrss long) ; integral sharded memory size
(ru-idrss long) ; integral unsharded data "
(ru-isrss long) ; integral unsharded stack "
(ru-minflt long) ; page reclaims
(ru-majflt long) ; page faults
(ru-nswap long) ; swaps
(ru-inblock long) ; block input operations
(ru-oublock long) ; block output operations
(ru-msgsnd long) ; messages sent
(ru-msgrcv long) ; messages received
(ru-nsignals long) ; signals received
(ru-nvcsw long) ; voluntary context switches
(ru-nivcsw long))) ; involuntary "
(def-alien-type nil
(struct rlimit
(rlim-cur #-(or linux alpha) int #+linux long #+alpha unsigned-int) ; current (soft) limit
(rlim-max #-(or linux alpha) int #+linux long #+alpha unsigned-int))); maximum value for rlim-cur
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;;;; Errno stuff.
(eval-when (compile eval)
(defparameter *compiler-unix-errors* nil)
(defmacro def-unix-error (name number description)
`(progn
(eval-when (compile eval)
(push (cons ,number ,description) *compiler-unix-errors*))
(defconstant ,name ,number ,description)
(export ',name)))
(defmacro emit-unix-errors ()
(let* ((max (apply #'max (mapcar #'car *compiler-unix-errors*)))
(array (make-array (1+ max) :initial-element nil)))
(dolist (error *compiler-unix-errors*)
(setf (svref array (car error)) (cdr error)))
`(progn
(defvar *unix-errors* ',array)
(proclaim '(simple-vector *unix-errors*)))))
) ;eval-when
;;;
;;; From <errno.h>
;;;
(def-unix-error ESUCCESS 0 "Successful")
(def-unix-error EPERM 1 #-linux "Not owner" #+linux "Operation not permitted")
(def-unix-error ENOENT 2 "No such file or directory")
(def-unix-error ESRCH 3 "No such process")
(def-unix-error EINTR 4 "Interrupted system call")
(def-unix-error EIO 5 "I/O error")
(def-unix-error ENXIO 6 "No such device or address")
(def-unix-error E2BIG 7 "Arg list too long")
(def-unix-error ENOEXEC 8 "Exec format error")
(def-unix-error EBADF 9 "Bad file number")
(def-unix-error ECHILD 10 "No children")
(def-unix-error EAGAIN 11 #-linux "No more processes" #+linux "Try again")
(def-unix-error ENOMEM 12 #-linux "Not enough core" #+linux "Out of memory")
(def-unix-error EACCES 13 "Permission denied")
(def-unix-error EFAULT 14 "Bad address")
(def-unix-error ENOTBLK 15 "Block device required")
(def-unix-error EBUSY 16 #-linux "Mount device busy" #+linux "Device or resource busy")
(def-unix-error EEXIST 17 "File exists")
(def-unix-error EXDEV 18 "Cross-device link")
(def-unix-error ENODEV 19 "No such device")
(def-unix-error ENOTDIR 20 "Not a director")
(def-unix-error EISDIR 21 "Is a directory")
(def-unix-error EINVAL 22 "Invalid argument")
(def-unix-error ENFILE 23 "File table overflow")
(def-unix-error EMFILE 24 "Too many open files")
(def-unix-error ENOTTY 25 "Not a typewriter")
(def-unix-error ETXTBSY 26 "Text file busy")
(def-unix-error EFBIG 27 "File too large")
(def-unix-error ENOSPC 28 "No space left on device")
(def-unix-error ESPIPE 29 "Illegal seek")
(def-unix-error EROFS 30 "Read-only file system")
(def-unix-error EMLINK 31 "Too many links")
(def-unix-error EPIPE 32 "Broken pipe")
;;;
;;; Math
(def-unix-error EDOM 33 #-linux "Argument too large" #+linux "Math argument out of domain")
(def-unix-error ERANGE 34 #-linux "Result too large" #+linux "Math result not representable")
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;;; non-blocking and interrupt i/o
(def-unix-error EWOULDBLOCK 35 "Operation would block")
(def-unix-error EDEADLK 35 "Operation would block") ; Ditto
(def-unix-error EINPROGRESS 36 "Operation now in progress")
(def-unix-error EALREADY 37 "Operation already in progress")
;;;
;;; ipc/network software
(def-unix-error ENOTSOCK 38 "Socket operation on non-socket")
(def-unix-error EDESTADDRREQ 39 "Destination address required")
(def-unix-error EMSGSIZE 40 "Message too long")
(def-unix-error EPROTOTYPE 41 "Protocol wrong type for socket")
(def-unix-error ENOPROTOOPT 42 "Protocol not available")
(def-unix-error EPROTONOSUPPORT 43 "Protocol not supported")
(def-unix-error ESOCKTNOSUPPORT 44 "Socket type not supported")
(def-unix-error EOPNOTSUPP 45 "Operation not supported on socket")
(def-unix-error EPFNOSUPPORT 46 "Protocol family not supported")
(def-unix-error EAFNOSUPPORT 47 "Address family not supported by protocol family")
(def-unix-error EADDRINUSE 48 "Address already in use")
(def-unix-error EADDRNOTAVAIL 49 "Can't assign requested address")
;;;
;;; operational errors
(def-unix-error ENETDOWN 50 "Network is down")
(def-unix-error ENETUNREACH 51 "Network is unreachable")
(def-unix-error ENETRESET 52 "Network dropped connection on reset")
(def-unix-error ECONNABORTED 53 "Software caused connection abort")
(def-unix-error ECONNRESET 54 "Connection reset by peer")
(def-unix-error ENOBUFS 55 "No buffer space available")
(def-unix-error EISCONN 56 "Socket is already connected")
(def-unix-error ENOTCONN 57 "Socket is not connected")
(def-unix-error ESHUTDOWN 58 "Can't send after socket shutdown")
(def-unix-error ETOOMANYREFS 59 "Too many references: can't splice")
(def-unix-error ETIMEDOUT 60 "Connection timed out")
(def-unix-error ECONNREFUSED 61 "Connection refused")
;;;
(def-unix-error ELOOP 62 "Too many levels of symbolic links")
(def-unix-error ENAMETOOLONG 63 "File name too long")
;;;
(def-unix-error EHOSTDOWN 64 "Host is down")
(def-unix-error EHOSTUNREACH 65 "No route to host")
(def-unix-error ENOTEMPTY 66 "Directory not empty")
;;;
;;; quotas & resource
(def-unix-error EPROCLIM 67 "Too many processes")
(def-unix-error EUSERS 68 "Too many users")
(def-unix-error EDQUOT 69 "Disc quota exceeded")
;;;
;;; CMU RFS
(def-unix-error ELOCAL 126 "namei should continue locally")
(def-unix-error EREMOTE 127 "namei was handled remotely")
;;;
;;; VICE
(def-unix-error EVICEERR 70 "Remote file system error ")
(def-unix-error EVICEOP 71 "syscall was handled by Vice")
;;;
;;; Mach Emulation
(def-unix-error ERESTART 72 "Mach Emulation Error (?)")
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)
#+svr4
(progn
(def-unix-error ENOMSG 35 "No message of desired type")
(def-unix-error EIDRM 36 "Identifier removed")
(def-unix-error ECHRNG 37 "Channel number out of range")
(def-unix-error EL2NSYNC 38 "Level 2 not synchronized")
(def-unix-error EL3HLT 39 "Level 3 halted")
(def-unix-error EL3RST 40 "Level 3 reset")
(def-unix-error ELNRNG 41 "Link number out of range")
(def-unix-error EUNATCH 42 "Protocol driver not attached")
(def-unix-error ENOCSI 43 "No CSI structure available")
(def-unix-error EL2HLT 44 "Level 2 halted")
(def-unix-error EDEADLK 45 "Deadlock situation detected/avoided")
(def-unix-error ENOLCK 46 "No record locks available")
(def-unix-error ECANCELED 47 "Error 47")
(def-unix-error ENOTSUP 48 "Error 48")
(def-unix-error EBADE 50 "Bad exchange descriptor")
(def-unix-error EBADR 51 "Bad request descriptor")
(def-unix-error EXFULL 52 "Message tables full")
(def-unix-error ENOANO 53 "Anode table overflow")
(def-unix-error EBADRQC 54 "Bad request code")
(def-unix-error EBADSLT 55 "Invalid slot")
(def-unix-error EDEADLOCK 56 "File locking deadlock")
(def-unix-error EBFONT 57 "Bad font file format")
(def-unix-error ENOSTR 60 "Not a stream device")
(def-unix-error ENODATA 61 "No data available")
(def-unix-error ETIME 62 "Timer expired")
(def-unix-error ENOSR 63 "Out of stream resources")
(def-unix-error ENONET 64 "Machine is not on the network")
(def-unix-error ENOPKG 65 "Package not installed")
(def-unix-error EREMOTE 66 "Object is remote")
(def-unix-error ENOLINK 67 "Link has been severed")
(def-unix-error EADV 68 "Advertise error")
(def-unix-error ESRMNT 69 "Srmount error")
(def-unix-error ECOMM 70 "Communication error on send")
(def-unix-error EPROTO 71 "Protocol error")
(def-unix-error EMULTIHOP 74 "Multihop attempted")
(def-unix-error EBADMSG 77 "Not a data message")
(def-unix-error ENAMETOOLONG 78 "File name too long")
(def-unix-error EOVERFLOW 79 "Value too large for defined data type")
(def-unix-error ENOTUNIQ 80 "Name not unique on network")
(def-unix-error EBADFD 81 "File descriptor in bad state")
(def-unix-error EREMCHG 82 "Remote address changed")
(def-unix-error ELIBACC 83 "Can not access a needed shared library")
(def-unix-error ELIBBAD 84 "Accessing a corrupted shared library")
(def-unix-error ELIBSCN 85 ".lib section in a.out corrupted")
(def-unix-error ELIBMAX 86 "Attempting to link in more shared libraries than system limit")
(def-unix-error ELIBEXEC 87 "Can not exec a shared library directly")
(def-unix-error EILSEQ 88 "Error 88")
(def-unix-error ENOSYS 89 "Operation not applicable")
(def-unix-error ELOOP 90 "Number of symbolic links encountered during path name traversal exceeds MAXSYMLINKS")
(def-unix-error ERESTART 91 "Error 91")
(def-unix-error ESTRPIPE 92 "Error 92")
(def-unix-error ENOTEMPTY 93 "Directory not empty")
(def-unix-error EUSERS 94 "Too many users")
(def-unix-error ENOTSOCK 95 "Socket operation on non-socket")
(def-unix-error EDESTADDRREQ 96 "Destination address required")
(def-unix-error EMSGSIZE 97 "Message too long")
(def-unix-error EPROTOTYPE 98 "Protocol wrong type for socket")
(def-unix-error ENOPROTOOPT 99 "Option not supported by protocol")
(def-unix-error EPROTONOSUPPORT 120 "Protocol not supported")
(def-unix-error ESOCKTNOSUPPORT 121 "Socket type not supported")
(def-unix-error EOPNOTSUPP 122 "Operation not supported on transport endpoint")
(def-unix-error EPFNOSUPPORT 123 "Protocol family not supported")
(def-unix-error EAFNOSUPPORT 124 "Address family not supported by protocol family")
(def-unix-error EADDRINUSE 125 "Address already in use")
(def-unix-error EADDRNOTAVAIL 126 "Cannot assign requested address")
(def-unix-error ENETDOWN 127 "Network is down")
(def-unix-error ENETUNREACH 128 "Network is unreachable")
(def-unix-error ENETRESET 129 "Network dropped connection because of reset")
(def-unix-error ECONNABORTED 130 "Software caused connection ab
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