X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=tests%2Falien.impure.lisp;h=6c6b002db65527a7ec5e0fc570a62062edb37187;hb=d4d6c4b16a3655ce99a87d43f411391363531260;hp=94315cdd7df01896b541cfcaceeb667623bdd133;hpb=4fc9d21ae1d8a6a2f8ff70f589d5da103203de13;p=sbcl.git diff --git a/tests/alien.impure.lisp b/tests/alien.impure.lisp index 94315cd..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. @@ -20,8 +20,147 @@ ;;; In sbcl-0.6.10, Douglas Brebner reported that (SETF EXTERN-ALIEN) ;;; was messed up so badly that trying to execute expressions like ;;; this signalled an error. -(setf (sb-alien:extern-alien "gencgc_oldest_gen_to_gc" sb-alien:unsigned) - (sb-alien:extern-alien "gencgc_oldest_gen_to_gc" sb-alien:unsigned)) +(setf (sb-alien:extern-alien "current_control_stack_pointer" sb-alien:unsigned) + (sb-alien:extern-alien "current_control_stack_pointer" sb-alien:unsigned)) + +;;; bug 133, fixed in 0.7.0.5: Somewhere in 0.pre7.*, C void returns +;;; were broken ("unable to use values types here") when +;;; auto-PROCLAIM-of-return-value was added to DEFINE-ALIEN-ROUTINE. +(sb-alien:define-alien-routine ("free" free) void (ptr (* t) :in)) + +;;; Types of alien functions were being incorrectly DECLAIMED when +;;; docstrings were included in the definition until sbcl-0.7.6.15. +(sb-alien:define-alien-routine ("getenv" ftype-correctness) c-string + "docstring" + (name c-string)) + +(multiple-value-bind (function warningsp failurep) + (compile nil '(lambda () (ftype-correctness))) + (assert warningsp)) + +(multiple-value-bind (function warningsp failurep) + (compile nil '(lambda () (ftype-correctness "FOO"))) + (assert (not warningsp))) + +(multiple-value-bind (function warningsp failurep) + (compile nil '(lambda () (ftype-correctness "FOO" "BAR"))) + (assert warningsp)) + +;;; 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 () + (with-alien ((x (struct bar (x unsigned) (y unsigned))) + ;; bogus definition, but we just need the symbol + (f (function int (* (struct bar))) :extern "printf")) + (when *maybe* + (alien-funcall f (addr x))))) + +;;; Mutually referent structures +(define-alien-type struct.1 (struct struct.1 (x (* (struct struct.2))) (y int))) +(define-alien-type struct.2 (struct struct.2 (x (* (struct struct.1))) (y int))) +(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) + (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 + (progn + (with-open-file (f fname :direction :output) + (mapc (lambda (form) (print form f)) + '((defpackage :alien-bug + (:use :cl :sb-alien)) + (in-package :alien-bug) + (define-alien-type objc-class + (struct objc-class + (protocols + (* (struct protocol-list + (list (array (* (struct objc-class)))))))))))) + (load fname) + (load fname) + (load (compile-file fname)) + (load (compile-file fname))) + (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)