#!/bin/sh
-# tests related to foreign function interface and LOAD-FOREIGN
+# tests related to foreign function interface and loading of shared
+# libraries
# This software is part of the SBCL system. See the README file for
# more information.
# absolutely no warranty. See the COPYING and CREDITS files for
# more information.
+echo //entering foreign.test.sh
+
testfilestem=${TMPDIR:-/tmp}/sbcl-foreign-test-$$
+# Make a little shared object file to test with.
echo 'int summish(int x, int y) { return 1 + x + y; }' > $testfilestem.c
-make $testfilestem.o
+cc -c $testfilestem.c -o $testfilestem.o
ld -shared -o $testfilestem.so $testfilestem.o
+# Test interaction with the shared object file.
${SBCL:-sbcl} <<EOF
- (unless (fboundp 'load-foreign) ; not necessarily supported on all OSes..
- (sb-ext:quit :unix-status 52)) ; successfully unsupported:-|
- (load-foreign '("$testfilestem.so"))
- (def-alien-routine summish int (x int) (y int))
+ (define-alien-variable environ (* c-string))
+ (defvar *environ* environ)
+ (handler-case
+ (load-shared-object "$testfilestem.so")
+ (sb-int:unsupported-operator ()
+ ;; At least as of sbcl-0.7.0.5, LOAD-SHARED-OBJECT isn't
+ ;; supported on every OS. In that case, there's nothing to test,
+ ;; and we can just fall through to success.
+ (sb-ext:quit :unix-status 52))) ; success convention for Lisp program
+ ;; Test that loading an object file didn't screw up our records
+ ;; of variables visible in runtime. (This was a bug until
+ ;; Nikodemus Siivola's patch in sbcl-0.8.5.50.)
+ (assert (= (sb-sys:sap-int (alien-sap *environ*))
+ (sb-sys:sap-int (alien-sap environ))))
+ (define-alien-routine summish int (x int) (y int))
(assert (= (summish 10 20) 31))
(sb-ext:quit :unix-status 52) ; success convention for Lisp program
EOF
exit 1
fi
-# FIXME: I rewrote the handling of ENV/ENVIRONMENT arguments for
-# LOAD-FOREIGN, but I can't think of a nice way to test it. (Kent Beck
-# would cry. If he didn't keel over on the spot and then commence
-# rolling over in his grave.:-) It would be good to make a test case
-# for it..
-
+echo //cleanup: removing $testfilestem.*
rm $testfilestem.*
# success convention for script
-exit 104
+exit 104