(define-unsupported-fun load-foreign
"Unsupported as of SBCL 0.8.13. See LOAD-SHARED-OBJECT."
- "~S is unsupported as of SBCL 0.8.13. See LOAD-SHARED-OBJECT."
+ "~S is unsupported as of SBCL 0.8.13. See LOAD-SHARED-OBJECT."
(load-foreign))
-
+
(define-unsupported-fun load-1-foreign
"Unsupported as of SBCL 0.8.13. Please use LOAD-SHARED-OBJECT."
"~S is unsupported as of SBCL 0.8.13. Please use LOAD-SHARED-OBJECT."
expected if user or library-code has called dlopen on FILE.
References to foreign symbols in loaded shared objects do not survive
-intact through SB-EXT:SAVE-LISP-AND die on all platforms. See
+intact through SB-EXT:SAVE-LISP-AND-DIE on all platforms. See
SB-EXT:SAVE-LISP-AND-DIE for details."
(sb!thread:with-mutex (*foreign-lock*)
(let* ((filename (or (unix-namestring file) file))
(declare (type shared-object obj))
(tagbody :dlopen
(restart-case
- (dlopen-or-lose obj)
+ (dlopen-or-lose obj)
(continue ()
- :report "Skip this shared object and continue."
- (setf (shared-object-sap obj) nil))
+ :report "Skip this shared object and continue."
+ (setf (shared-object-sap obj) nil))
(retry ()
- :report "Retry loading this shared object."
- (go :dlopen))
+ :report "Retry loading this shared object."
+ (go :dlopen))
(load-other ()
- :report "Specify an alternate shared object file to load."
- (setf (shared-object-file obj)
- (tagbody :query
- (format *query-io* "~&Enter pathname (evaluated):~%")
- (force-output *query-io*)
- (let ((pathname (ignore-errors (pathname (read *query-io*)))))
- (unless (pathnamep pathname)
- (format *query-io* "~&Error: invalid pathname.~%")
- (go :query))
- (unix-namestring pathname)))))))
+ :report "Specify an alternate shared object file to load."
+ (setf (shared-object-file obj)
+ (tagbody :query
+ (format *query-io* "~&Enter pathname (evaluated):~%")
+ (force-output *query-io*)
+ (let ((pathname (ignore-errors (pathname (read *query-io*)))))
+ (unless (pathnamep pathname)
+ (format *query-io* "~&Error: invalid pathname.~%")
+ (go :query))
+ (unix-namestring pathname)))))))
obj)
;;; Open libraries in *SHARED-OBJECTS* and the runtime. Called during
-;;; initialization.
+;;; initialization.
(defun reopen-shared-objects ()
;; Ensure that the runtime is open
(setf *runtime-dlhandle* (dlopen-or-lose)
(dlclose-or-lose))
(defun find-dynamic-foreign-symbol-address (symbol)
- (dlerror) ; clear old errors
+ (dlerror) ; clear old errors
(unless *runtime-dlhandle*
(bug "Cannot resolve foreign symbol: lost *runtime-dlhandle*"))
;; On real ELF & dlsym platforms the EXTERN-ALIEN-NAME is a no-op,
;; but on platforms where dlsym is simulated we use the mangled name.
(let* ((extern (extern-alien-name symbol))
- (result (sap-int (dlsym *runtime-dlhandle* extern)))
- (err (dlerror)))
+ (result (sap-int (dlsym *runtime-dlhandle* extern)))
+ (err (dlerror)))
(if (or (not (zerop result)) (not err))
- result
- (dolist (obj *shared-objects*)
- (let ((sap (shared-object-sap obj)))
- (when sap
- (setf result (sap-int (dlsym sap extern))
- err (dlerror))
- (when (or (not (zerop result)) (not err))
- (return result))))))))
+ result
+ (dolist (obj *shared-objects*)
+ (let ((sap (shared-object-sap obj)))
+ (when sap
+ (setf result (sap-int (dlsym sap extern))
+ err (dlerror))
+ (when (or (not (zerop result)) (not err))
+ (return result))))))))
(let ((symbols (make-hash-table :test #'equal))
(undefineds (make-hash-table :test #'equal)))
(declare (ignorable datap))
(let ((addr (find-dynamic-foreign-symbol-address symbol)))
(cond #!-linkage-table
- ((not addr)
- (error 'undefined-alien-error :name symbol))
- #!+linkage-table
- ((not addr)
- (style-warn "Undefined alien: ~S" symbol)
- (setf (gethash symbol undefineds) t)
- (remhash symbol symbols)
- (if datap
- undefined-alien-address
- (foreign-symbol-address "undefined_alien_function")))
+ ((not addr)
+ (error 'undefined-alien-error :name symbol))
+ #!+linkage-table
+ ((not addr)
+ (style-warn "Undefined alien: ~S" symbol)
+ (setf (gethash symbol undefineds) t)
+ (remhash symbol symbols)
+ (if datap
+ undefined-alien-address
+ (foreign-symbol-address "undefined_alien_function")))
(addr
- (setf (gethash symbol symbols) t)
- (remhash symbol undefineds)
+ (setf (gethash symbol symbols) t)
+ (remhash symbol undefineds)
addr))))
(defun undefined-foreign-symbols-p ()
(plusp (hash-table-count undefineds)))
(plusp (hash-table-count symbols)))
(defun list-dynamic-foreign-symbols ()
(loop for symbol being each hash-key in symbols
- collect symbol)))
+ collect symbol)))