Adding ./doc from boost

Reviewer: Lauro Moura <lauro.neto@openbossa.org>
          Luciano Wolf <luciano.wolf@openbossa.org>

1 files changed, 58 insertions, 0 deletions

diff --git a/doc/codesnippets/doc/src/snippets/code/src_corelib_thread_qatomic.cpp b/doc/codesnippets/doc/src/snippets/code/src_corelib_thread_qatomic.cpp
new file mode 100644
index 000000000..3f67ddf8e
--- /dev/null
+++ b/doc/codesnippets/doc/src/snippets/code/src_corelib_thread_qatomic.cpp
@@ -0,0 +1,58 @@
+//! [0]
+MySharedType &MySharedType::operator=(const MySharedType &other)
+{
+    (void) other.data->atomicInt.ref();
+    if (!data->atomicInt.deref()) {
+        // The last reference has been released
+        delete d;
+    }
+    d = other.d;
+    return *this;
+}
+//! [0]
+
+
+//! [1]
+if (currentValue == expectedValue) {
+    currentValue = newValue;
+    return true;
+}
+return false;
+//! [1]
+
+
+//! [2]
+int originalValue = currentValue;
+currentValue = newValue;
+return originalValue;
+//! [2]
+
+
+//! [3]
+int originalValue = currentValue;
+currentValue += valueToAdd;
+return originalValue;
+//! [3]
+
+
+//! [4]
+if (currentValue == expectedValue) {
+    currentValue = newValue;
+    return true;
+}
+return false;
+//! [4]
+
+
+//! [5]
+T *originalValue = currentValue;
+currentValue = newValue;
+return originalValue;
+//! [5]
+
+
+//! [6]
+T *originalValue = currentValue;
+currentValue += valueToAdd;
+return originalValue;
+//! [6]