src/code/unix.lisp
--- a/src/code/unix.lisp
+++ b/src/code/unix.lisp
@@ -17,6 +17,8 @@
(intl:textdomain "cmucl-unix")
(pushnew :unix *features*)
+#+linux
+(pushnew :glibc2 *features*)
;; Check the G_BROKEN_FILENAMES environment variable; if set the encoding
;; is locale-dependent...else use :utf-8 on Unicode Lisps. On 8 bit Lisps
@@ -37,16 +39,27 @@
;;;; Common machine independent structures.
+#+linux
+(defconstant +max-u-long+ 4294967295)
(def-alien-type int64-t (signed 64))
(def-alien-type u-int64-t (unsigned 64))
+(def-alien-type uquad-t
+ #+alpha unsigned-long
+ #-alpha (array unsigned-long 2))
+
+(def-alien-type u-int32-t unsigned-int)
+
(def-alien-type ino-t
#+netbsd u-int64-t
#+alpha unsigned-int
#-(or alpha netbsd) unsigned-long)
+#+linux
+(def-alien-type ino64-t u-int64-t)
+
(def-alien-type size-t
#-(or linux alpha) long
#+linux unsigned-int
@@ -61,7 +74,8 @@
(def-alien-type dev-t
#-(or alpha svr4 bsd linux) short
- #+linux unsigned-short
+ #+(and linux (not amd64)) uquad-t
+ #+(and linux amd64) u-int64-t
#+netbsd u-int64-t
#+alpha int
#+(and (not linux) (not netbsd) (or bsd svr4)) unsigned-long)
@@ -70,16 +84,22 @@
(progn
(deftype file-offset () '(signed-byte 32))
(def-alien-type off-t
- #-alpha long
- #+alpha unsigned-long) ;??? very dubious
+ #-(or alpha linux) long
+ #+linux int64-t
+ #+alpha unsigned-long)
(def-alien-type uid-t
- #-(or alpha svr4) unsigned-short
+ #-(or alpha svr4 linux) unsigned-short
#+alpha unsigned-int
+ #+linux unsigned-int
#+svr4 long)
(def-alien-type gid-t
- #-(or alpha svr4) unsigned-short
+ #-(or alpha svr4 linux) unsigned-short
#+alpha unsigned-int
- #+svr4 long))
+ #+linux unsigned-int
+ #+svr4 long)
+ #+linux
+ (def-alien-type blkcnt-t u-int64-t)
+)
#+BSD
(progn
@@ -89,8 +109,9 @@
(def-alien-type gid-t unsigned-long))
(def-alien-type mode-t
- #-(or alpha svr4) unsigned-short
+ #-(or alpha svr4 linux) unsigned-short
#+alpha unsigned-int
+ #+linux u-int32-t
#+svr4 unsigned-long)
;; not checked for linux...
@@ -111,9 +132,11 @@
(logbitp ,bit (deref (slot ,fd-set 'fds-bits) ,word)))))
(def-alien-type nlink-t
- #-(or svr4 netbsd) unsigned-short
+ #-(or svr4 netbsd linux) unsigned-short
#+netbsd unsigned-long
- #+svr4 unsigned-long)
+ #+svr4 unsigned-long
+ #+(and linux (not amd64)) unsigned-int
+ #+(and linux amd64) u-int64-t)
(defconstant fd-setsize
#-(or hpux alpha linux FreeBSD) 256
@@ -246,7 +269,7 @@
(t
(values nil enotdir)))))
-#-(and bsd (not solaris))
+#-(or solaris (and bsd (not solaris)) linux)
(defun read-dir (dir)
(declare (type %directory dir))
(let ((daddr (alien-funcall (extern-alien "readdir"
@@ -337,6 +360,20 @@
(code-char (sap-ref-8 sap k)))))
(values (%file->name string) fino)))))))
+#+linux
+(defun read-dir (dir)
+ (declare (type %directory dir))
+ (let ((daddr (alien-funcall (extern-alien "readdir64"
+ (function system-area-pointer
+ system-area-pointer))
+ (directory-dir-struct dir))))
+ (declare (type system-area-pointer daddr))
+ (if (zerop (sap-int daddr))
+ nil
+ (with-alien ((dirent (* (struct dirent)) daddr))
+ (values (%file->name (cast (slot dirent 'd-name) c-string))
+ (slot dirent 'd-ino))))))
+
(defun close-dir (dir)
(declare (type %directory dir))
@@ -458,6 +495,7 @@
(defconstant l_incr 1 _N"increment the file pointer")
(defconstant l_xtnd 2 _N"extend the file size")
+#-linux
(defun unix-lseek (fd offset whence)
_N"Unix-lseek accepts a file descriptor and moves the file pointer ahead
a certain offset for that file. Whence can be any of the following:
@@ -471,6 +509,24 @@
(type (integer 0 2) whence))
(off-t-syscall ("lseek" (int off-t int)) fd offset whence))
+#+linux
+(defun unix-lseek (fd offset whence)
+ _N"UNIX-LSEEK accepts a file descriptor and moves the file pointer ahead
+ a certain OFFSET for that file. WHENCE can be any of the following:
+
+ l_set Set the file pointer.
+ l_incr Increment the file pointer.
+ l_xtnd Extend the file size.
+ "
+ (declare (type unix-fd fd)
+ (type (signed-byte 64) offset)
+ (type (integer 0 2) whence))
+ (let ((result (alien-funcall
+ (extern-alien "lseek64" (function off-t int off-t int))
+ fd offset whence)))
+ (if (minusp result)
+ (values nil (unix-errno))
+ (values result 0))))
;;; Unix-mkdir accepts a name and a mode and attempts to create the
;;; corresponding directory with mode mode.
@@ -498,7 +554,10 @@
(defconstant o_wronly 1 _N"Write-only flag.")
(defconstant o_rdwr 2 _N"Read-write flag.")
#+(or hpux linux svr4)
-(defconstant o_ndelay #-linux 4 #+linux #o4000 _N"Non-blocking I/O")
+(defconstant o_ndelay
+ #+linux o_nonblock
+ #-linux 4
+ _N"Non-blocking I/O")
(defconstant o_append #-linux #o10 #+linux #o2000 _N"Append flag.")
#+(or hpux svr4 linux)
(progn
@@ -507,14 +566,20 @@
(defconstant o_excl #-linux #o2000 #+linux #o200 _N"Error if already exists.")
(defconstant o_noctty #+linux #o400 #+hpux #o400000 #+(or irix solaris) #x800
_N"Don't assign controlling tty"))
-#+(or hpux svr4 BSD)
-(defconstant o_nonblock #+hpux #o200000 #+(or irix solaris) #x80 #+BSD #x04
+#+(or hpux linux svr4 BSD)
+(defconstant o_nonblock
+ #+hpux #o200000
+ #+(or irix solaris) #x80
+ #+BSD #x04
+ #+linux #o4000
_N"Non-blocking mode")
#+BSD
(defconstant o_ndelay o_nonblock) ; compatibility
#+linux
(progn
- (defconstant o_sync #o10000 _N"Synchronous writes (on ext2)"))
+ (defconstant o_sync #o10000 _N"Synchronous writes (on ext2)")
+ (defconstant o_fsync o_sync)
+ (defconstant o_async #o20000 _N"Asynchronous I/O"))
#-(or hpux svr4 linux)
(progn
@@ -540,7 +605,8 @@
(declare (type unix-pathname path)
(type fixnum flags)
(type unix-file-mode mode))
- (int-syscall (#+solaris "open64" #-solaris "open" c-string int int)
+ (int-syscall (#+(or linux solaris) "open64" #-(or linux solaris) "open"
+ c-string int int)
(%name->file path) flags mode))
;;; Unix-close accepts a file descriptor and attempts to close the file
@@ -566,7 +632,7 @@
(declare (type unix-pathname name)
(type unix-file-mode mode))
- (int-syscall (#+solaris "creat64" #-solaris "creat" c-string int)
+ (int-syscall (#+(or linux solaris) "creat64" #-(or linux solaris) "creat" c-string int)
(%name->file name) mode))
;;; Unix-read accepts a file descriptor, a buffer, and the length to read.
@@ -584,6 +650,20 @@
(declare (type unix-fd fd))
(int-syscall ("dup" int) fd))
+;;; Unix-dup2 makes the second file-descriptor describe the same file
+;;; as the first. If the second file-descriptor points to an open
+;;; file, it is first closed. In any case, the second should have a
+;;; value which is a valid file-descriptor.
+
+(defun unix-dup2 (fd1 fd2)
+ _N"Unix-dup2 duplicates an existing file descriptor just as unix-dup
+ does only the new value of the duplicate descriptor may be requested
+ through the second argument. If a file already exists with the
+ requested descriptor number, it will be closed and the number
+ assigned to the duplicate."
+ (declare (type unix-fd fd1 fd2))
+ (void-syscall ("dup2" int int) fd1 fd2))
+
;;; Unix-fcntl takes a file descriptor, an integer command
;;; number, and optional command arguments. It performs
;;; operations on the associated file and/or returns inform-
@@ -615,9 +695,13 @@
;;; File flags for F-GETFL and F-SETFL:
-(defconstant FNDELAY #-osf1 #o0004 #+osf1 #o100000 _N"Non-blocking reads")
-(defconstant FAPPEND #-linux #o0010 #+linux #o2000 _N"Append on each write")
-(defconstant FASYNC #-(or linux svr4) #o0100 #+svr4 #o10000 #+linux #o20000
+(defconstant FNDELAY
+ #+linux o_ndelay
+ #+osf1 #o100000
+ #-(or linux osf1) #o0004
+ _N"Non-blocking reads")
+(defconstant FAPPEND #-linux #o0010 #+linux o_append _N"Append on each write")
+(defconstant FASYNC #-(or linux svr4) #o0100 #+svr4 #o10000 #+linux o_async
_N"Signal pgrp when data ready")
;; doesn't exist in Linux ;-(
#-linux (defconstant FCREAT #-(or hpux svr4) #o1000 #+(or hpux svr4) #o0400
@@ -665,6 +749,7 @@
(values (deref fds 0) (deref fds 1))
(cast fds (* int)))))
+#-linux
(defun unix-read (fd buf len)
_N"Unix-read attempts to read from the file described by fd into
the buffer buf until it is full. Len is the length of the buffer.
@@ -706,6 +791,40 @@
(setf (sap-ref-8 sap 0) (sap-ref-8 sap 0)))))
(int-syscall ("read" int (* char) int) fd buf len))
+#+linux
+(defun unix-read (fd buf len)
+ _N"UNIX-READ attempts to read from the file described by fd into
+ the buffer buf until it is full. Len is the length of the buffer.
+ The number of bytes actually read is returned or NIL and an error
+ number if an error occured."
+ (declare (type unix-fd fd)
+ (type (unsigned-byte 32) len))
+ #+gencgc
+ ;; With gencgc, the collector tries to keep raw objects like strings
+ ;; in separate pages that are not write-protected. However, this
+ ;; isn't always true. Thus, BUF will sometimes be write-protected
+ ;; and the kernel doesn't like writing to write-protected pages. So
+ ;; go through and touch each page to give the segv handler a chance
+ ;; to unprotect the pages. (This is taken from unix.lisp.)
+ (without-gcing
+ (let* ((page-size (get-page-size))
+ (1-page-size (1- page-size))
+ (sap (etypecase buf
+ (system-area-pointer buf)
+ (vector (vector-sap buf))))
+ (end (sap+ sap len)))
+ (declare (type (and fixnum unsigned-byte) page-size 1-page-size)
+ (type system-area-pointer sap end)
+ (optimize (speed 3) (safety 0)))
+ ;; Touch the beginning of every page
+ (do ((sap (int-sap (logand (sap-int sap)
+ (logxor 1-page-size (ldb (byte 32 0) -1))))
+ (sap+ sap page-size)))
+ ((sap>= sap end))
+ (declare (type system-area-pointer sap))
+ (setf (sap-ref-8 sap 0) (sap-ref-8 sap 0)))))
+ (int-syscall ("read" int (* char) int) fd buf len))
+
(defun unix-readlink (path)
_N"Unix-readlink invokes the readlink system call on the file name
specified by the simple string path. It returns up to two values:
@@ -802,16 +921,22 @@
;; output modes
#-bsd (def-enum ash 1 tty-opost tty-olcuc tty-onlcr tty-ocrnl tty-onocr
- tty-onlret tty-ofill tty-ofdel)
+ tty-onlret tty-ofill tty-ofdel #+linux tty-nldly)
#+bsd (def-enum ash 1 tty-opost tty-onlcr)
;; local modes
- #-bsd (def-enum ash 1 tty-isig tty-icanon tty-xcase tty-echo tty-echoe
+ #-(or bsd linux) (def-enum ash 1 tty-isig tty-icanon tty-xcase tty-echo tty-echoe
tty-echok tty-echonl tty-noflsh #+irix tty-iexten
#+(or sunos linux) tty-tostop tty-echoctl tty-echoprt
tty-echoke #+(or sunos svr4) tty-defecho tty-flusho
#+linux nil tty-pendin #+irix tty-tostop
- #+(or sunos linux) tty-iexten)
+ #+(or sunos linux) tty-iexten)
+ #+linux
+ (def-enum ash 1 tty-isig tty-icanon tty-xcase tty-echo tty-echoe
+ tty-echok tty-echonl tty-noflsh
+ tty-tostop tty-echoctl tty-echoprt
+ tty-echoke tty-flusho
+ tty-pendin tty-iexten)
#+bsd (def-enum ash 1 tty-echoke tty-echoe tty-echok tty-echo tty-echonl
tty-echoprt tty-echoctl tty-isig tty-icanon nil
tty-iexten)
@@ -930,27 +1055,55 @@
(defconstant ,name ,(logior (ash (char-code #\t) 8) cmd))))
#+linux
-(defmacro define-ioctl-command (name dev cmd arg &optional (parm-type :void))
- (declare (ignore arg parm-type))
- `(eval-when (eval load compile)
- (defconstant ,name ,(logior (ash (- (char-code dev) #x20) 8) cmd))))
+(progn
+ (defconstant iocparm-mask #x3fff)
+ (defconstant ioc_void #x00000000)
+ (defconstant ioc_out #x40000000)
+ (defconstant ioc_in #x80000000)
+ (defconstant ioc_inout (logior ioc_in ioc_out)))
+
+#+linux
+(defmacro define-ioctl-command (name dev cmd &optional arg parm-type)
+ _N"Define an ioctl command. If the optional ARG and PARM-TYPE are given
+ then ioctl argument size and direction are included as for ioctls defined
+ by _IO, _IOR, _IOW, or _IOWR. If DEV is a character then the ioctl type
+ is the characters code, else DEV may be an integer giving the type."
+ (let* ((type (if (characterp dev)
+ (char-code dev)
+ dev))
+ (code (logior (ash type 8) cmd)))
+ (when arg
+ (setf code `(logior (ash (logand (alien-size ,arg :bytes) ,iocparm-mask)
+ 16)
+ ,code)))
+ (when parm-type
+ (let ((dir (ecase parm-type
+ (:void ioc_void)
+ (:in ioc_in)
+ (:out ioc_out)
+ (:inout ioc_inout))))
+ (setf code `(logior ,dir ,code))))
+ `(eval-when (eval load compile)
+ (defconstant ,name ,code))))
)
;;; TTY ioctl commands.
-(define-ioctl-command TIOCGETP #\t #-linux 8 #+linux #x81 (struct sgttyb) :out)
-(define-ioctl-command TIOCSETP #\t #-linux 9 #+linux #x82 (struct sgttyb) :in)
-(define-ioctl-command TIOCFLUSH #\t #-linux 16 #+linux #x89 int :in)
-(define-ioctl-command TIOCSETC #\t #-linux 17 #+linux #x84 (struct tchars) :in)
-(define-ioctl-command TIOCGETC #\t #-linux 18 #+linux #x83 (struct tchars) :out)
-(define-ioctl-command TIOCGWINSZ #\t #-hpux 104 #+hpux 107 (struct winsize)
- :out)
-(define-ioctl-command TIOCSWINSZ #\t #-hpux 103 #+hpux 106 (struct winsize)
- :in)
-
-(define-ioctl-command TIOCNOTTY #\t #-linux 113 #+linux #x22 nil :void)
-#-hpux
+#-linux
+(progn
+ (define-ioctl-command TIOCGETP #\t #-linux 8 #+linux #x81 (struct sgttyb) :out)
+ (define-ioctl-command TIOCSETP #\t #-linux 9 #+linux #x82 (struct sgttyb) :in)
+ (define-ioctl-command TIOCFLUSH #\t #-linux 16 #+linux #x89 int :in)
+ (define-ioctl-command TIOCSETC #\t #-linux 17 #+linux #x84 (struct tchars) :in)
+ (define-ioctl-command TIOCGETC #\t #-linux 18 #+linux #x83 (struct tchars) :out)
+ (define-ioctl-command TIOCGWINSZ #\t #-hpux 104 #+hpux 107 (struct winsize)
+ :out)
+ (define-ioctl-command TIOCSWINSZ #\t #-hpux 103 #+hpux 106 (struct winsize)
+ :in)
+
+ (define-ioctl-command TIOCNOTTY #\t #-linux 113 #+linux #x22 nil :void))
+#-(or hpux linux)
(progn
(define-ioctl-command TIOCSLTC #\t #-linux 117 #+linux #x84 (struct ltchars) :in)
(define-ioctl-command TIOCGLTC #\t #-linux 116 #+linux #x85 (struct ltchars) :out)
@@ -963,9 +1116,19 @@
(define-ioctl-command TIOCSPGRP #\T 29 int :in)
(define-ioctl-command TIOCGPGRP #\T 30 int :out)
(define-ioctl-command TIOCSIGSEND #\t 93 nil))
+#+linux
+(progn
+ (define-ioctl-command TIOCGWINSZ #\T #x13)
+ (define-ioctl-command TIOCSWINSZ #\T #x14)
+ (define-ioctl-command TIOCNOTTY #\T #x22)
+ (define-ioctl-command TIOCSPGRP #\T #x10)
+ (define-ioctl-command TIOCGPGRP #\T #x0F))
;;; File ioctl commands.
+#-linux
(define-ioctl-command FIONREAD #\f #-linux 127 #+linux #x1B int :out)
+#+linux
+(define-ioctl-command FIONREAD #\T #x1B)
(defun unix-ioctl (fd cmd arg)
@@ -1061,11 +1224,13 @@
(defconstant +NCCS+
#+hpux 16
#+irix 23
- #+(or linux solaris) 19
+ #+solaris 19
#+(or bsd osf1) 20
+ #+linux 32
#+(and sunos (not svr4)) 17
_N"Size of control character vector.")
+#-linux
(def-alien-type nil
(struct termios
(c-iflag unsigned-int)
@@ -1079,10 +1244,29 @@
#+(or bsd osf1) (c-ispeed unsigned-int)
#+(or bsd osf1) (c-ospeed unsigned-int)))
+#+linux
+(progn
+ (def-alien-type cc-t unsigned-char)
+ (def-alien-type speed-t unsigned-int)
+ (def-alien-type tcflag-t unsigned-int))
+
+#+linux
+(def-alien-type nil
+ (struct termios
+ (c-iflag tcflag-t)
+ (c-oflag tcflag-t)
+ (c-cflag tcflag-t)
+ (c-lflag tcflag-t)
+ (c-line cc-t)
+ (c-cc (array cc-t #.+NCCS+))
+ (c-ispeed speed-t)
+ (c-ospeed speed-t)))
+
+
;;; From sys/dir.h
;;;
;;; (For Solaris, this is not struct direct, but struct dirent!)
-#-bsd
+#-(or bsd linux netbsd)
(def-alien-type nil
(struct direct
#+(and sunos (not svr4)) (d-off long) ; offset of next disk directory entry
@@ -1111,6 +1295,19 @@
(d-type unsigned-char)
(d-name (array char 512))))
+#+linux
+(def-alien-type nil
+ (struct dirent
+ #+glibc2.1
+ (d-ino ino-t) ; inode number of entry
+ #-glibc2.1
+ (d-ino ino64-t) ; inode number of entry
+ (d-off off-t) ; offset of next disk directory entry
+ (d-reclen unsigned-short) ; length of this record
+ (d_type unsigned-char)
+ (d-name (array char 256)))) ; name must be no longer than this
+
+
#+(or linux svr4)
; High-res time. Actually posix definition under svr4 name.
(def-alien-type nil
@@ -1171,7 +1368,7 @@
(st-lspare long)
(st-qspare (array long 4))))
-#+(or linux svr4)
+#+svr4
(def-alien-type nil
(struct stat
(st-dev dev-t)
@@ -1203,6 +1400,40 @@
#-linux (st-fstype (array char 16))
#-linux (st-pad4 (array long 8))))
+#+linux
+(def-alien-type nil
+ (struct stat
+ (st-dev dev-t)
+ #-(or alpha amd64) (st-pad1 unsigned-short)
+ (st-ino ino-t)
+ #+alpha (st-pad1 unsigned-int)
+ #-amd64 (st-mode mode-t)
+ (st-nlink nlink-t)
+ #+amd64 (st-mode mode-t)
+ (st-uid uid-t)
+ (st-gid gid-t)
+ (st-rdev dev-t)
+ #-alpha (st-pad2 unsigned-short)
+ (st-size off-t)
+ #-alpha (st-blksize unsigned-long)
+ #-alpha (st-blocks blkcnt-t)
+ (st-atime time-t)
+ #-alpha (unused-1 unsigned-long)
+ (st-mtime time-t)
+ #-alpha (unused-2 unsigned-long)
+ (st-ctime time-t)
+ #+alpha (st-blocks int)
+ #+alpha (st-pad2 unsigned-int)
+ #+alpha (st-blksize unsigned-int)
+ #+alpha (st-flags unsigned-int)
+ #+alpha (st-gen unsigned-int)
+ #+alpha (st-pad3 unsigned-int)
+ #+alpha (unused-1 unsigned-long)
+ #+alpha (unused-2 unsigned-long)
+ (unused-3 unsigned-long)
+ (unused-4 unsigned-long)
+ #-alpha (unused-5 unsigned-long)))
+
;;; 64-bit stat for Solaris
#+solaris
(def-alien-type nil
@@ -1247,6 +1478,7 @@
(st-gen unsigned-long)
(st-spare (array unsigned-long 2))))
+#-linux
(defmacro extract-stat-results (buf)
`(values T
(slot ,buf 'st-dev)
@@ -1270,6 +1502,33 @@
(slot ,buf 'st-blksize)
(slot ,buf 'st-blocks)))
+#+linux
+(defmacro extract-stat-results (buf)
+ `(values T
+ #+(or alpha amd64)
+ (slot ,buf 'st-dev)
+ #-(or alpha amd64)
+ (+ (deref (slot ,buf 'st-dev) 0)
+ (* (+ +max-u-long+ 1)
+ (deref (slot ,buf 'st-dev) 1))) ;;; let's hope this works..
+ (slot ,buf 'st-ino)
+ (slot ,buf 'st-mode)
+ (slot ,buf 'st-nlink)
+ (slot ,buf 'st-uid)
+ (slot ,buf 'st-gid)
+ #+(or alpha amd64)
+ (slot ,buf 'st-rdev)
+ #-(or alpha amd64)
+ (+ (deref (slot ,buf 'st-rdev) 0)
+ (* (+ +max-u-long+ 1)
+ (deref (slot ,buf 'st-rdev) 1))) ;;; let's hope this works..
+ (slot ,buf 'st-size)
+ (slot ,buf 'st-atime)
+ (slot ,buf 'st-mtime)
+ (slot ,buf 'st-ctime)
+ (slot ,buf 'st-blksize)
+ (slot ,buf 'st-blocks)))
+
#-solaris
(progn
(defun unix-stat (name)
@@ -1282,7 +1541,8 @@
(when (string= name "")
(setf name "."))
(with-alien ((buf (struct stat)))
- (syscall (#-netbsd "stat" #+netbsd "__stat50" c-string (* (struct stat)))
+ (syscall (#+linux "stat64" #+netbsd "__stat50" #-(or linux netbsd) "stat"
+ c-string (* (struct stat)))
(extract-stat-results buf)
(%name->file name) (addr buf))))
@@ -1291,7 +1551,8 @@
file must be a symbolic link."
(declare (type unix-pathname name))
(with-alien ((buf (struct stat)))
- (syscall (#-netbsd "lstat" #+netbsd "__lstat50" c-string (* (struct stat)))
+ (syscall (#+linux "lstat64" #+netbsd "__lstat50" #-(or linux netbsd) "lstat"
+ c-string (* (struct stat)))
(extract-stat-results buf)
(%name->file name) (addr buf))))
@@ -1300,7 +1561,8 @@
by the file descriptor fd."
(declare (type unix-fd fd))
(with-alien ((buf (struct stat)))
- (syscall (#-netbsd "fstat" #+netbsd "__fstat50" int (* (struct stat)))
+ (syscall (#+linux "fstat64" #+netbsd "__fstat50" #-(or linux netbsd) "fstat"
+ int (* (struct stat)))
(extract-stat-results buf)
fd (addr buf))))
)
@@ -1410,14 +1672,15 @@
;;;; Support routines for dealing with unix pathnames.
-(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)
-(defconstant s-ifsock #o0140000)
+(defconstant s-ifmt #o0170000 _N"These bits determine file type.")
+(defconstant s-ifdir #o0040000 _N"Directory")
+(defconstant s-ifchr #o0020000 _N"Character device")
+#+linux
+(defconstant s-ififo #o0010000 _N"FIFO")
+(defconstant s-ifblk #o0060000 _N"Block device")
+(defconstant s-ifreg #o0100000 _N"Regular file")
+(defconstant s-iflnk #o0120000 _N"Symbolic link.")
+(defconstant s-ifsock #o0140000 _N"Socket.")
(defconstant s-isuid #o0004000)
(defconstant s-isgid #o0002000)
(defconstant s-isvtx #o0001000)
@@ -1918,6 +2181,8 @@
(def-alien-routine ("os_get_errno" unix-get-errno) int)
(def-alien-routine ("os_set_errno" unix-set-errno) int (newvalue int))
(defun unix-errno () (unix-get-errno))
+#+linux
+(defun (setf unix-errno) (newvalue) (unix-set-errno newvalue))
;;; GET-UNIX-ERROR-MSG -- public.
;;;
@@ -2040,8 +2305,9 @@
(def-alien-type nil
(struct timeval
- (tv-sec #-linux time-t #+linux int) ; seconds
- (tv-usec int))) ; and microseconds
+ (tv-sec time-t) ; seconds
+ (tv-usec #-linux int
+ #+linux time-t))) ; and microseconds
(def-alien-type nil
(struct timezone
@@ -2318,6 +2584,17 @@
(pw-expire int) ; account expiration
#+(or freebsd darwin)
(pw-fields int))) ; internal
+#+linux
+(def-alien-type nil
+ (struct passwd
+ (pw-name (* char)) ; user's login name
+ (pw-passwd (* char)) ; no longer used
+ (pw-uid uid-t) ; user id
+ (pw-gid gid-t) ; group id
+ (pw-gecos (* char)) ; typically user's full name
+ (pw-dir (* char)) ; user's home directory
+ (pw-shell (* char)))) ; user's login shell
+
;;;; Other random routines.
(def-alien-routine ("isatty" unix-isatty) boolean
@@ -2347,6 +2624,7 @@
(defconstant ITIMER-VIRTUAL 1)
(defconstant ITIMER-PROF 2)
+#-linux
(defun unix-setitimer (which int-secs int-usec val-secs val-usec)
_N" Unix-setitimer sets the INTERVAL and VALUE slots of one of
three system timers (:real :virtual or :profile). A SIGALRM signal
@@ -2382,6 +2660,28 @@
(slot (slot itvo 'it-value) 'tv-usec))
which (alien-sap (addr itvn))(alien-sap (addr itvo))))))
+#+linux
+(defun unix-getitimer (which)
+ _N"Unix-getitimer returns the INTERVAL and VALUE slots of one of
+ three system timers (:real :virtual or :profile). On success,
+ unix-getitimer returns 5 values,
+ T, it-interval-secs, it-interval-usec, it-value-secs, it-value-usec."
+ (declare (type (member :real :virtual :profile) which)
+ (values t
+ (unsigned-byte 29)(mod 1000000)
+ (unsigned-byte 29)(mod 1000000)))
+ (let ((which (ecase which
+ (:real ITIMER-REAL)
+ (:virtual ITIMER-VIRTUAL)
+ (:profile ITIMER-PROF))))
+ (with-alien ((itv (struct itimerval)))
+ (syscall* ("getitimer" int (* (struct itimerval)))
+ (values T
+ (slot (slot itv 'it-interval) 'tv-sec)
+ (slot (slot itv 'it-interval) 'tv-usec)
+ (slot (slot itv 'it-value) 'tv-sec)
+ (slot (slot itv 'it-value) 'tv-usec))
+ which (alien-sap (addr itv))))))
;;;; User and group database access, POSIX Standard 9.2.2
@@ -2435,6 +2735,37 @@
:dir (string (cast (slot result 'pw-dir) c-call:c-string))
:shell (string (cast (slot result 'pw-shell) c-call:c-string))))))
+#+linux
+(defun unix-getpwuid (uid)
+ _N"Return a USER-INFO structure for the user identified by UID, or NIL if not found."
+ (declare (type unix-uid uid))
+ (with-alien ((buf (array c-call:char 1024))
+ (user-info (struct passwd))
+ (result (* (struct passwd))))
+ (let ((returned
+ (alien-funcall
+ (extern-alien "getpwuid_r"
+ (function c-call:int
+ c-call:unsigned-int
+ (* (struct passwd))
+ (* c-call:char)
+ c-call:unsigned-int
+ (* (* (struct passwd)))))
+ uid
+ (addr user-info)
+ (cast buf (* c-call:char))
+ 1024
+ (addr result))))
+ (when (zerop returned)
+ (make-user-info
+ :name (string (cast (slot result 'pw-name) c-call:c-string))
+ :password (string (cast (slot result 'pw-passwd) c-call:c-string))
+ :uid (slot result 'pw-uid)
+ :gid (slot result 'pw-gid)
+ :gecos (string (cast (slot result 'pw-gecos) c-call:c-string))
+ :dir (string (cast (slot result 'pw-dir) c-call:c-string))
+ :shell (string (cast (slot result 'pw-shell) c-call:c-string)))))))
+
;;; Getrusage is not provided in the C library on Solaris 2.4, and is
;;; rather slow on later versions so the "times" system call is
;;; provided.
@@ -2496,6 +2827,7 @@
) )
)
+#-linux
(def-alien-type nil
(struct utsname
(sysname (array char #+svr4 257 #+bsd 256))
@@ -2504,6 +2836,16 @@
(version (array char #+svr4 257 #+bsd 256))
(machine (array char #+svr4 257 #+bsd 256))))
+#+linux
+(def-alien-type nil
+ (struct utsname
+ (sysname (array char 65))
+ (nodename (array char 65))
+ (release (array char 65))
+ (version (array char 65))
+ (machine (array char 65))
+ (domainname (array char 65))))
+
(defun unix-uname ()
(with-alien ((names (struct utsname)))
(syscall* (#-(or freebsd (and x86 solaris)) "uname"
src/i18n/locale/cmucl-unix.pot
--- a/src/i18n/locale/cmucl-unix.pot
+++ b/src/i18n/locale/cmucl-unix.pot
@@ -166,6 +166,17 @@ msgstr ""
#: src/code/unix.lisp
msgid ""
+"UNIX-LSEEK accepts a file descriptor and moves the file pointer ahead\n"
+" a certain OFFSET for that file. WHENCE can be any of the following:\n"
+"\n"
+" l_set Set the file pointer.\n"
+" l_incr Increment the file pointer.\n"
+" l_xtnd Extend the file size.\n"
+" "
+msgstr ""
+
+#: src/code/unix.lisp
+msgid ""
"Unix-mkdir creates a new directory with the specified name and mode.\n"
" (Same as those for unix-chmod.) It returns T upon success, otherwise\n"
" NIL and an error number."
@@ -222,6 +233,10 @@ msgid "Synchronous writes (on ext2)"
msgstr ""
#: src/code/unix.lisp
+msgid "Asynchronous I/O"
+msgstr ""
+
+#: src/code/unix.lisp
msgid ""
"Unix-open opens the file whose pathname is specified by path\n"
" for reading and/or writing as specified by the flags argument.\n"
@@ -264,6 +279,15 @@ msgid ""
msgstr ""
#: src/code/unix.lisp
+msgid ""
+"Unix-dup2 duplicates an existing file descriptor just as unix-dup\n"
+" does only the new value of the duplicate descriptor may be requested\n"
+" through the second argument. If a file already exists with the\n"
+" requested descriptor number, it will be closed and the number\n"
+" assigned to the duplicate."
+msgstr ""
+
+#: src/code/unix.lisp
msgid "Duplicate a file descriptor"
msgstr ""
@@ -371,6 +395,14 @@ msgstr ""
#: src/code/unix.lisp
msgid ""
+"UNIX-READ attempts to read from the file described by fd into\n"
+" the buffer buf until it is full. Len is the length of the buffer.\n"
+" The number of bytes actually read is returned or NIL and an error\n"
+" number if an error occured."
+msgstr ""
+
+#: src/code/unix.lisp
+msgid ""
"Unix-readlink invokes the readlink system call on the file name\n"
" specified by the simple string path. It returns up to two values:\n"
" the contents of the symbolic link if the call is successful, or\n"
@@ -398,6 +430,14 @@ msgstr ""
#: src/code/unix.lisp
msgid ""
+"Define an ioctl command. If the optional ARG and PARM-TYPE are given\n"
+" then ioctl argument size and direction are included as for ioctls defined\n"
+" by _IO, _IOR, _IOW, or _IOWR. If DEV is a character then the ioctl type\n"
+" is the characters code, else DEV may be an integer giving the type."
+msgstr ""
+
+#: src/code/unix.lisp
+msgid ""
"Unix-ioctl performs a variety of operations on open i/o\n"
" descriptors. See the UNIX Programmer's Manual for more\n"
" information."
@@ -491,6 +531,38 @@ msgid ""
msgstr ""
#: src/code/unix.lisp
+msgid "These bits determine file type."
+msgstr ""
+
+#: src/code/unix.lisp
+msgid "Directory"
+msgstr ""
+
+#: src/code/unix.lisp
+msgid "Character device"
+msgstr ""
+
+#: src/code/unix.lisp
+msgid "FIFO"
+msgstr ""
+
+#: src/code/unix.lisp
+msgid "Block device"
+msgstr ""
+
+#: src/code/unix.lisp
+msgid "Regular file"
+msgstr ""
+
+#: src/code/unix.lisp
+msgid "Symbolic link."
+msgstr ""
+
+#: src/code/unix.lisp
+msgid "Socket."
+msgstr ""
+
+#: src/code/unix.lisp
msgid "Returns either :file, :directory, :link, :special, or NIL."
msgstr ""
@@ -1226,6 +1298,14 @@ msgstr ""
#: src/code/unix.lisp
msgid ""
+"Unix-getitimer returns the INTERVAL and VALUE slots of one of\n"
+" three system timers (:real :virtual or :profile). On success,\n"
+" unix-getitimer returns 5 values,\n"
+" T, it-interval-secs, it-interval-usec, it-value-secs, it-value-usec."
+msgstr ""
+
+#: src/code/unix.lisp
+msgid ""
"Return a USER-INFO structure for the user identified by UID, or NIL if not "
"found."
msgstr ""