From 336bad93d146931c160d8517edfdf0bee49ad9f7 Mon Sep 17 00:00:00 2001
From: marha <marha@users.sourceforge.net>
Date: Fri, 6 Jul 2012 09:12:35 +0200
Subject: randrproto fontconfig mesa xserver git update 6 Jul 2012

---
 xorg-server/test/Makefile.am |   3 +-
 xorg-server/test/os.c        | 130 +++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 132 insertions(+), 1 deletion(-)
 create mode 100644 xorg-server/test/os.c

(limited to 'xorg-server/test')

diff --git a/xorg-server/test/Makefile.am b/xorg-server/test/Makefile.am
index e5b25c97f..15c51ed22 100644
--- a/xorg-server/test/Makefile.am
+++ b/xorg-server/test/Makefile.am
@@ -5,7 +5,7 @@ if XORG
 # Tests that require at least some DDX functions in order to fully link
 # For now, requires xf86 ddx, could be adjusted to use another
 SUBDIRS += xi2
-noinst_PROGRAMS += xkb input xtest misc fixes xfree86 hashtabletest signal-logging
+noinst_PROGRAMS += xkb input xtest misc fixes xfree86 hashtabletest os signal-logging
 endif
 check_LTLIBRARIES = libxservertest.la
 
@@ -38,6 +38,7 @@ xfree86_LDADD=$(TEST_LDADD)
 touch_LDADD=$(TEST_LDADD)
 signal_logging_LDADD=$(TEST_LDADD)
 hashtabletest_LDADD=$(TEST_LDADD) $(top_srcdir)/Xext/hashtable.c
+os_LDADD=$(TEST_LDADD)
 
 libxservertest_la_LIBADD = $(XSERVER_LIBS)
 if XORG
diff --git a/xorg-server/test/os.c b/xorg-server/test/os.c
new file mode 100644
index 000000000..1460a34d6
--- /dev/null
+++ b/xorg-server/test/os.c
@@ -0,0 +1,130 @@
+/**
+ * Copyright © 2012 Red Hat, Inc.
+ *
+ *  Permission is hereby granted, free of charge, to any person obtaining a
+ *  copy of this software and associated documentation files (the "Software"),
+ *  to deal in the Software without restriction, including without limitation
+ *  the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ *  and/or sell copies of the Software, and to permit persons to whom the
+ *  Software is furnished to do so, subject to the following conditions:
+ *
+ *  The above copyright notice and this permission notice (including the next
+ *  paragraph) shall be included in all copies or substantial portions of the
+ *  Software.
+ *
+ *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ *  THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ *  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ *  DEALINGS IN THE SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <signal.h>
+#include "os.h"
+
+static int
+sig_is_blocked(int sig)
+{
+    sigset_t current;
+
+    sigemptyset(&current);
+    assert(sigprocmask(SIG_BLOCK, NULL, &current) == 0);
+    return sigismember(&current, sig);
+}
+
+static void block_sigio_test(void)
+{
+#ifdef SIG_BLOCK
+    sigset_t current;
+
+    sigemptyset(&current);
+    assert(!sig_is_blocked(SIGIO));
+
+    /* block once */
+    OsBlockSIGIO();
+    assert(sig_is_blocked(SIGIO));
+    OsReleaseSIGIO();
+    assert(!sig_is_blocked(SIGIO));
+
+    /* block twice, nested */
+    OsBlockSIGIO();
+    assert(sig_is_blocked(SIGIO));
+    OsBlockSIGIO();
+    assert(sig_is_blocked(SIGIO));
+    OsReleaseSIGIO();
+    assert(sig_is_blocked(SIGIO));
+    OsReleaseSIGIO();
+    assert(!sig_is_blocked(SIGIO));
+
+    /* block all */
+    OsBlockSignals();
+    assert(sig_is_blocked(SIGIO));
+    OsReleaseSignals();
+    assert(!sig_is_blocked(SIGIO));
+
+    /* block all nested */
+    OsBlockSignals();
+    assert(sig_is_blocked(SIGIO));
+    OsBlockSignals();
+    assert(sig_is_blocked(SIGIO));
+    OsReleaseSignals();
+    assert(sig_is_blocked(SIGIO));
+    OsReleaseSignals();
+    assert(!sig_is_blocked(SIGIO));
+
+    /* mix the two */
+    /* ABBA */
+    OsBlockSignals();
+    assert(sig_is_blocked(SIGIO));
+    OsBlockSIGIO();
+    assert(sig_is_blocked(SIGIO));
+    OsReleaseSIGIO();
+    assert(sig_is_blocked(SIGIO));
+    OsReleaseSignals();
+    assert(!sig_is_blocked(SIGIO));
+
+    /* ABAB */
+    OsBlockSignals();
+    assert(sig_is_blocked(SIGIO));
+    OsBlockSIGIO();
+    assert(sig_is_blocked(SIGIO));
+    OsReleaseSignals();
+    assert(sig_is_blocked(SIGIO));
+    OsReleaseSIGIO();
+    assert(!sig_is_blocked(SIGIO));
+
+    /* BAAB */
+    OsBlockSIGIO();
+    assert(sig_is_blocked(SIGIO));
+    OsBlockSignals();
+    assert(sig_is_blocked(SIGIO));
+    OsReleaseSignals();
+    assert(sig_is_blocked(SIGIO));
+    OsReleaseSIGIO();
+    assert(!sig_is_blocked(SIGIO));
+
+    /* BABA */
+    OsBlockSIGIO();
+    assert(sig_is_blocked(SIGIO));
+    OsBlockSignals();
+    assert(sig_is_blocked(SIGIO));
+    OsReleaseSIGIO();
+    assert(sig_is_blocked(SIGIO));
+    OsReleaseSignals();
+    assert(!sig_is_blocked(SIGIO));
+
+#endif
+}
+
+int
+main(int argc, char **argv)
+{
+    block_sigio_test();
+    return 0;
+}
-- 
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