Adding ./doc from boost

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

1 files changed, 71 insertions, 0 deletions

diff --git a/doc/codesnippets/doc/src/snippets/code/doc_src_atomic-operations.qdoc b/doc/codesnippets/doc/src/snippets/code/doc_src_atomic-operations.qdoc
new file mode 100644
index 000000000..acda5e413
--- /dev/null
+++ b/doc/codesnippets/doc/src/snippets/code/doc_src_atomic-operations.qdoc
@@ -0,0 +1,71 @@
+//! [0]
+if (*ptr == expected) {
+    *ptr = newval;
+    return !0;
+}
+return 0;
+//! [0]
+
+
+//! [1]
+if (*ptr == expected) {
+    *ptr = newval;
+    return !0;
+}
+return 0;
+//! [1]
+
+
+//! [2]
+++(*ptr);
+return *ptr ? !0 : 0;
+//! [2]
+
+
+//! [3]
+return ++(*ptr);
+//! [3]
+
+
+//! [4]
+++(*ptr);
+return !(ControlRegister & ZeroFlag);
+//! [4]
+
+
+//! [5]
+--(*ptr);
+return *ptr ?  : 0;
+//! [5]
+
+
+//! [6]
+return --(*ptr);
+//! [6]
+
+
+//! [7]
+--(*ptr);
+return !(ControlRegister & ZeroFlag);
+//! [7]
+
+
+//! [8]
+tmp = *ptr;
+*ptr = newval;
+return tmp;
+//! [8]
+
+
+//! [9]
+tmp = *ptr;
+*ptr = newval;
+return tmp;
+//! [9]
+
+
+//! [10]
+tmp = *ptr;
+*ptr += value;
+return tmp;
+//! [10]