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Re: Locks and threads
From: |
Neil Jerram |
Subject: |
Re: Locks and threads |
Date: |
Thu, 05 Mar 2009 20:05:17 +0000 |
User-agent: |
Gnus/5.11 (Gnus v5.11) Emacs/22.2 (gnu/linux) |
Neil Jerram <address@hidden> writes:
> Yes, it's an unrelated bug. All of the places that raise errors (and
> so exit non-locally) should exit the critical section first.
> You're absolutely right. I'll leave this part out, and generate a
> separate patch for it.
Here's the separate patch...
Neil
>From 4d78f2447a5a1e3cb1acf596929b1bfe4fbe3884 Mon Sep 17 00:00:00 2001
From: Neil Jerram <address@hidden>
Date: Thu, 5 Mar 2009 20:03:33 +0000
Subject: [PATCH] Avoid throw from critical section, given invalid sigaction call
* libguile/scmsigs.c (scm_sigaction_for_thread): Exit critical section
before raising out-of-range error.
* test-suite/Makefile.am (SCM_TESTS): Add signals.test.
* test-suite/tests/signals.test: New file.
---
libguile/scmsigs.c | 5 ++++-
test-suite/Makefile.am | 1 +
test-suite/tests/signals.test | 29 +++++++++++++++++++++++++++++
3 files changed, 34 insertions(+), 1 deletions(-)
create mode 100644 test-suite/tests/signals.test
diff --git a/libguile/scmsigs.c b/libguile/scmsigs.c
index c406007..e15bbf3 100644
--- a/libguile/scmsigs.c
+++ b/libguile/scmsigs.c
@@ -356,7 +356,10 @@ SCM_DEFINE (scm_sigaction_for_thread, "sigaction", 1, 3, 0,
install_handler (csig, SCM_BOOL_F, SCM_BOOL_F, async);
}
else
- SCM_OUT_OF_RANGE (2, handler);
+ {
+ SCM_CRITICAL_SECTION_END;
+ SCM_OUT_OF_RANGE (2, handler);
+ }
}
else if (scm_is_false (handler))
{
diff --git a/test-suite/Makefile.am b/test-suite/Makefile.am
index df8c7bc..5492137 100644
--- a/test-suite/Makefile.am
+++ b/test-suite/Makefile.am
@@ -63,6 +63,7 @@ SCM_TESTS = tests/alist.test \
tests/reader.test \
tests/receive.test \
tests/regexp.test \
+ tests/signals.test \
tests/socket.test \
tests/srcprop.test \
tests/srfi-1.test \
diff --git a/test-suite/tests/signals.test b/test-suite/tests/signals.test
new file mode 100644
index 0000000..7cab85e
--- /dev/null
+++ b/test-suite/tests/signals.test
@@ -0,0 +1,29 @@
+;;;; signals.test --- test suite for Guile's signal functions -*- scheme
-*-
+;;;;
+;;;; Copyright (C) 2009 Free Software Foundation, Inc.
+;;;;
+;;;; This program is free software; you can redistribute it and/or modify
+;;;; it under the terms of the GNU General Public License as published by
+;;;; the Free Software Foundation; either version 2, or (at your option)
+;;;; any later version.
+;;;;
+;;;; This program is distributed in the hope that it will be useful,
+;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+;;;; GNU General Public License for more details.
+;;;;
+;;;; You should have received a copy of the GNU General Public License
+;;;; along with this software; see the file COPYING. If not, write to
+;;;; the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+;;;; Boston, MA 02110-1301 USA
+
+
+(use-modules (test-suite lib))
+
+(with-test-prefix "sigaction"
+
+ (pass-if-exception "handler arg is an invalid integer"
+ exception:out-of-range
+ (sigaction SIGINT 51))
+
+ )
--
1.5.6.5
- Re: Locks and threads, Neil Jerram, 2009/03/04
- Re: Locks and threads, Linas Vepstas, 2009/03/04
- Re: Locks and threads, Neil Jerram, 2009/03/05
- Re: Locks and threads, Linas Vepstas, 2009/03/05
- Re: Locks and threads, Neil Jerram, 2009/03/05
- Re: Locks and threads, Linas Vepstas, 2009/03/05
- Re: Locks and threads, Andy Wingo, 2009/03/06
- Re: Locks and threads, Linas Vepstas, 2009/03/06
- Re: Locks and threads, Ludovic Courtès, 2009/03/06
- Re: Locks and threads, Neil Jerram, 2009/03/08
- Re: Locks and threads, Neil Jerram, 2009/03/25