Adding upstream version 14.2.21.upstream/14.2.21upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

2 files changed, 56 insertions, 0 deletions

diff --git a/src/boost/libs/log/config/pthread-mutex-robust/Jamfile.jam b/src/boost/libs/log/config/pthread-mutex-robust/Jamfile.jam
new file mode 100644
index 00000000..6082e66e
--- /dev/null
+++ b/src/boost/libs/log/config/pthread-mutex-robust/Jamfile.jam
@@ -0,0 +1,19 @@
+#
+#             Copyright Andrey Semashev 2015.
+# Distributed under the Boost Software License, Version 1.0.
+#    (See accompanying file LICENSE_1_0.txt or copy at
+#          http://www.boost.org/LICENSE_1_0.txt)
+#
+
+import project ;
+import log-platform-config ;
+
+project /boost/log/pthread-mutex-robust
+    : source-location .
+    : requirements
+        <conditional>@log-platform-config.set-platform-defines
+
+        <pch>off
+    ;
+
+obj pthread_mutex_robust : pthread_mutex_robust.cpp ;
diff --git a/src/boost/libs/log/config/pthread-mutex-robust/pthread_mutex_robust.cpp b/src/boost/libs/log/config/pthread-mutex-robust/pthread_mutex_robust.cpp
new file mode 100644
index 00000000..36415aca
--- /dev/null
+++ b/src/boost/libs/log/config/pthread-mutex-robust/pthread_mutex_robust.cpp
@@ -0,0 +1,37 @@
+/*
+ *             Copyright Andrey Semashev 2015.
+ * Distributed under the Boost Software License, Version 1.0.
+ *    (See accompanying file LICENSE_1_0.txt or copy at
+ *          http://www.boost.org/LICENSE_1_0.txt)
+ */
+
+#include <errno.h>
+#include <pthread.h>
+
+int main(int, char*[])
+{
+    pthread_mutexattr_t attr;
+    pthread_mutexattr_init(&attr);
+    pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_NORMAL);
+    pthread_mutexattr_setpshared(&attr, PTHREAD_PROCESS_SHARED);
+    pthread_mutexattr_setrobust(&attr, PTHREAD_MUTEX_ROBUST);
+
+    pthread_mutex_t m;
+    pthread_mutex_init(&m, &attr);
+    pthread_mutexattr_destroy(&attr);
+
+    int err = pthread_mutex_lock(&m);
+    if (err == EOWNERDEAD)
+    {
+        err = pthread_mutex_consistent(&m);
+    }
+
+    if (err != ENOTRECOVERABLE)
+    {
+        pthread_mutex_unlock(&m);
+    }
+
+    pthread_mutex_destroy(&m);
+
+    return 0;
+}