X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=tests%2Falien.impure.lisp;h=6c6b002db65527a7ec5e0fc570a62062edb37187;hb=aa8c8cd473f1d487fa2c1a7490c78a59b9955bbe;hp=c1c43de925faf548d9a46ab7033b33e673603c98;hpb=1f7bb609de31bba1a85817496ecbde52a07edf14;p=sbcl.git diff --git a/tests/alien.impure.lisp b/tests/alien.impure.lisp index c1c43de..6c6b002 100644 --- a/tests/alien.impure.lisp +++ b/tests/alien.impure.lisp @@ -10,7 +10,7 @@ ;;;; While most of SBCL is derived from the CMU CL system, the test ;;;; files (like this one) were written from scratch after the fork ;;;; from CMU CL. -;;;; +;;;; ;;;; This software is in the public domain and is provided with ;;;; absolutely no warranty. See the COPYING and CREDITS files for ;;;; more information. @@ -49,10 +49,10 @@ ;;; This used to break due to too eager auxiliary type twiddling in ;;; parse-alien-record-type. (defparameter *maybe* nil) -(defun with-alien-test-for-struct-plus-funcall () +(defun with-alien-test-for-struct-plus-funcall () (with-alien ((x (struct bar (x unsigned) (y unsigned))) - ;; bogus definition, but we just need the symbol - (f (function int (* (struct bar))) :extern "printf")) + ;; bogus definition, but we just need the symbol + (f (function int (* (struct bar))) :extern "printf")) (when *maybe* (alien-funcall f (addr x))))) @@ -62,16 +62,16 @@ (let ((s1 (make-alien struct.1)) (s2 (make-alien struct.2))) (setf (slot s1 'x) s2 - (slot s2 'x) s1 - (slot (slot s1 'x) 'y) 1 - (slot (slot s2 'x) 'y) 2) + (slot s2 'x) s1 + (slot (slot s1 'x) 'y) 1 + (slot (slot s2 'x) 'y) 2) (assert (= 1 (slot (slot s1 'x) 'y))) (assert (= 2 (slot (slot s2 'x) 'y)))) ;;; "Alien bug" on sbcl-devel 2004-10-11 by Thomas F. Burdick caused ;;; by recursive struct definition. (let ((fname "alien-bug-2004-10-11.tmp.lisp")) - (unwind-protect + (unwind-protect (progn (with-open-file (f fname :direction :output) (mapc (lambda (form) (print form f)) @@ -80,7 +80,7 @@ (in-package :alien-bug) (define-alien-type objc-class (struct objc-class - (protocols + (protocols (* (struct protocol-list (list (array (* (struct objc-class)))))))))))) (load fname) @@ -90,5 +90,77 @@ (delete-file (compile-file-pathname fname)) (delete-file fname))) +;;; enumerations with only one enum resulted in division-by-zero +;;; reported on sbcl-help 2004-11-16 by John Morrison +(define-alien-type enum.1 (enum nil (:val0 0))) + +(define-alien-type enum.2 (enum nil (zero 0) (one 1) (two 2) (three 3) + (four 4) (five 5) (six 6) (seven 7) + (eight 8) (nine 9))) +(with-alien ((integer-array (array int 3))) + (let ((enum-array (cast integer-array (array enum.2 3)))) + (setf (deref enum-array 0) 'three + (deref enum-array 1) 'four) + (setf (deref integer-array 2) (+ (deref integer-array 0) + (deref integer-array 1))) + (assert (eql (deref enum-array 2) 'seven)))) +;; The code that is used for mapping from integers to symbols depends on the +;; `density' of the set of used integers, so test with a sparse set as well. +(define-alien-type enum.3 (enum nil (zero 0) (one 1) (k-one 1001) (k-two 1002))) +(with-alien ((integer-array (array int 3))) + (let ((enum-array (cast integer-array (array enum.3 3)))) + (setf (deref enum-array 0) 'one + (deref enum-array 1) 'k-one) + (setf (deref integer-array 2) (+ (deref integer-array 0) + (deref integer-array 1))) + (assert (eql (deref enum-array 2) 'k-two)))) + +;; enums used to allow values to be used only once +;; C enums allow for multiple tags to point to the same value +(define-alien-type enum.4 + (enum nil (:key1 1) (:key2 2) (:keytwo 2))) +(with-alien ((enum-array (array enum.4 3))) + (setf (deref enum-array 0) :key1) + (setf (deref enum-array 1) :key2) + (setf (deref enum-array 2) :keytwo) + (assert (and (eql (deref enum-array 1) (deref enum-array 2)) + (eql (deref enum-array 1) :key2)))) + +;;; As reported by Baughn on #lisp, ALIEN-FUNCALL loops forever when +;;; compiled with (DEBUG 3). +(sb-kernel::values-specifier-type-cache-clear) +(proclaim '(optimize (debug 3))) +(let ((f (compile nil '(lambda (v) + (sb-alien:alien-funcall (sb-alien:extern-alien "getenv" + (function (c-string) c-string)) + v))))) + (assert (typep (funcall f "HOME") '(or string null)))) + + +;;; CLH: Test for non-standard alignment in alien structs +;;; +(sb-alien:define-alien-type align-test-struct + (sb-alien:union align-test-union + (s (sb-alien:struct nil + (s1 sb-alien:unsigned-char) + (c1 sb-alien:unsigned-char :alignment 16) + (c2 sb-alien:unsigned-char :alignment 32) + (c3 sb-alien:unsigned-char :alignment 32) + (c4 sb-alien:unsigned-char :alignment 8))) + (u (sb-alien:array sb-alien:unsigned-char 16)))) + +(let ((a1 (sb-alien:make-alien align-test-struct))) + (declare (type (sb-alien:alien (* align-test-struct)) a1)) + (setf (sb-alien:slot (sb-alien:slot a1 's) 's1) 1) + (setf (sb-alien:slot (sb-alien:slot a1 's) 'c1) 21) + (setf (sb-alien:slot (sb-alien:slot a1 's) 'c2) 41) + (setf (sb-alien:slot (sb-alien:slot a1 's) 'c3) 61) + (setf (sb-alien:slot (sb-alien:slot a1 's) 'c4) 81) + (assert (equal '(1 21 41 61 81) + (list (sb-alien:deref (sb-alien:slot a1 'u) 0) + (sb-alien:deref (sb-alien:slot a1 'u) 2) + (sb-alien:deref (sb-alien:slot a1 'u) 4) + (sb-alien:deref (sb-alien:slot a1 'u) 8) + (sb-alien:deref (sb-alien:slot a1 'u) 9))))) + ;;; success -(quit :unix-status 104)