(declare (ignore args))
nil)
+;;; Some systems may need C-level wrappers, which can live in the
+;;; runtime (so that save-lisp-and-die can produce standalone
+;;; executables). See REAL-C-NAME in macros.lisp for the use of this
+;;; variable.
+(eval-when (:compile-toplevel :load-toplevel)
+ (setf *c-functions-in-runtime*
+ '`(#+netbsd ,@("stat" "lstat" "fstat" "readdir" "opendir"))))
+
+
;;; filesystem access
(defmacro define-call* (name &rest arguments)
#-win32 `(define-call ,name ,@arguments)
(define-call "rename" int minusp (oldpath filename) (newpath filename))
(define-call* "rmdir" int minusp (pathname filename))
(define-call* "unlink" int minusp (pathname filename))
-(define-call "opendir" (* t) null-alien (pathname filename))
-(define-call ("readdir" :options :largefile) (* dirent)
+(define-call #-netbsd "opendir" #+netbsd "_opendir"
+ (* t) null-alien (pathname filename))
+(define-call (#-netbsd "readdir" #+netbsd "_readdir" :options :largefile)
+ (* dirent)
;; readdir() has the worst error convention in the world. It's just
;; too painful to support. (return is NULL _and_ errno "unchanged"
;; is not an error, it's EOF).
(define-call "setpgid" int minusp (pid pid-t) (pgid pid-t))
(define-call "setpgrp" int minusp))
-;;(define-call "readlink" int minusp (path filename) (buf (* t)) (len int))
+#-win32
+(progn
+ (export 'readlink :sb-posix)
+ (defun readlink (pathspec)
+ (flet ((%readlink (path buf length)
+ (alien-funcall
+ (extern-alien "readlink" (function int c-string (* t) int))
+ path buf length)))
+ (loop for size = 128 then (* 2 size)
+ for buf = (make-alien c-string size)
+ do (unwind-protect
+ (let ((count (%readlink (filename pathspec) buf size)))
+ (cond ((minusp count)
+ (syscall-error))
+ ((< 0 count size)
+ (setf (sb-sys:sap-ref-8 (sb-alien:alien-sap buf)
+ count)
+ 0)
+ (return
+ (sb-alien::c-string-to-string
+ (sb-alien:alien-sap buf)
+ (sb-impl::default-external-format)
+ 'character)))))
+ (free-alien buf))))))
#-win32
(progn
(define-pw-call "getpwnam" login-name (function (* alien-passwd) c-string))
(define-pw-call "getpwuid" uid (function (* alien-passwd) uid-t))
+#-win32
+(define-protocol-class timeval alien-timeval ()
+ ((sec :initarg :tv-sec :accessor timeval-sec)
+ (usec :initarg :tv-usec :accessor timeval-usec)))
+
(define-protocol-class stat alien-stat ()
((mode :initarg :mode :accessor stat-mode)
(ino :initarg :ino :accessor stat-ino)
(syscall-error))
(alien-to-stat a-stat stat)))))))
-;; Note: _stat, _lstat, and _fstat for NetBSD are provided in
-;; src/runtime/bsd-os.c. See comments in that file
-;; for an explanation. -- RMK 2006-10-15
-(define-stat-call #-(or win32 netbsd) "stat" #+(or win32 netbsd) "_stat"
+(define-stat-call #-win32 "stat" #+win32 "_stat"
pathname filename
(function int c-string (* alien-stat)))
#-win32
-(define-stat-call #-netbsd "lstat" #+netbsd "_lstat"
+(define-stat-call "lstat"
pathname filename
(function int c-string (* alien-stat)))
;;; No symbolic links on Windows, so use stat
(export (defun lstat (filename &optional stat)
(if stat (stat filename stat) (stat filename)))))
-(define-stat-call #-(or win32 netbsd) "fstat" #+(or win32 netbsd) "_fstat"
+(define-stat-call #-win32 "fstat" #+win32 "_fstat"
fd file-descriptor
(function int int (* alien-stat)))
priority "%s" message)))
(syslog1 priority (apply #'format nil format args))))
(define-call "closelog" void never-fails))
-