tests/kill-non-lisp-thread.impure.lisp

   1 ;;;; Testing signal handling in non-lisp threads.
   2
   3 ;;;; This software is part of the SBCL system. See the README file for
   4 ;;;; more information.
   5 ;;;;
   6 ;;;; While most of SBCL is derived from the CMU CL system, the test
   7 ;;;; files (like this one) were written from scratch after the fork
   8 ;;;; from CMU CL.
   9 ;;;;
  10 ;;;; This software is in the public domain and is provided with
  11 ;;;; absolutely no warranty. See the COPYING and CREDITS files for
  12 ;;;; more information.
  13
  14 #+(or :openbsd :win32 (not :sb-thread)) (invoke-restart 'run-tests::skip-file)
  15
  16 #+sb-thread (sb-impl::finalizer-thread-stop)
  17 (use-package :sb-alien)
  18
  19 (defun run (program &rest arguments)
  20   (let* ((proc nil)
  21          (output
  22           (with-output-to-string (s)
  23             (setf proc (run-program program arguments
  24                                     :output s)))))
  25     (unless (zerop (process-exit-code proc))
  26       (error "Bad exit code: ~S~%Output:~% ~S"
  27              (process-exit-code proc)
  28              output))
  29     output))
  30
  31 (defvar *delete* nil)
  32 (unless (probe-file "kill-non-lisp-thread.so")
  33   (run "/bin/sh" "run-compiler.sh" "-sbcl-pic" "-sbcl-shared"
  34        "-O3" "-I" "../src/runtime/"
  35        "kill-non-lisp-thread.c" "-o" "kill-non-lisp-thread.so")
  36   (setq *delete* t))
  37 (load-shared-object (truename "kill-non-lisp-thread.so"))
  38
  39 (define-alien-routine kill-non-lisp-thread void)
  40
  41 (with-test (:name :kill-non-lisp-thread
  42             :broken-on :win32)
  43   (let ((sem (sb-thread:make-semaphore)))
  44     (push (lambda ()
  45             (sb-thread:signal-semaphore sem))
  46           (sb-thread::thread-interruptions sb-thread:*current-thread*))
  47     #+sb-safepoint
  48     ;; On sb-safepoint builds, the usual resignalling of SIGURG will
  49     ;; work without problems, but the signal handler won't ordinarily
  50     ;; think that there's anything to be done.  Since we're poking at
  51     ;; INTERRUPT-THREAD internals anyway, let's help it along.
  52     (setf sb-unix::*thruption-pending* t)
  53     (kill-non-lisp-thread)
  54     (assert (sb-thread:wait-on-semaphore sem))))
  55
  56 (when *delete* (delete-file "kill-non-lisp-thread.so"))