Mangler hack for various subsystems feedback

Swift SVN r17069

lib/FunctionNameDemangle/MangleHack.cpp

@@ -0,0 +1,60 @@
+//===-- MangleHack.cpp - Swift Mangle Hack for various clients ------------===//
+//
+// This source file is part of the Swift.org open source project
+//
+// Copyright (c) 2014 - 2015 Apple Inc. and the Swift project authors
+// Licensed under Apache License v2.0 with Runtime Library Exception
+//
+// See http://swift.org/LICENSE.txt for license information
+// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
+//
+//===----------------------------------------------------------------------===//
+//
+// Implementations of mangler hacks for Interface Builder
+//
+// We don't have the time to disentangle the real mangler from the compiler
+// right now.
+//
+//===----------------------------------------------------------------------===//
+
+#include "swift/FunctionNameDemangle/MangleHack.h"
+#include "cassert"
+#include "cstring"
+#include "cstdio"
+
+const char *
+_swift_mangleSimpleClass(const char *module, const char *class_) {
+  size_t moduleLength = strlen(module);
+  size_t classLength = strlen(class_);
+  char *value = nullptr;
+  if (strcmp(module, "swift") == 0) {
+    int result = asprintf(&value, "_TtCSs%zu%s", classLength, class_);
+    assert(result > 0);
+  } else {
+    int result = asprintf(&value, "_TtC%zu%s%zu%s", moduleLength, module,
+                          classLength, class_);
+    assert(result > 0);
+  }
+  assert(value);
+  return value;
+}
+
+const char *
+_swift_mangleSimpleProtocol(const char *module, const char *protocol) {
+  if (strcmp(module, "swift") == 0) {
+    module = "Ss";
+  }
+  size_t moduleLength = strlen(module);
+  size_t protocolLength = strlen(protocol);
+  char *value = nullptr;
+  if (strcmp(module, "swift") == 0) {
+    int result = asprintf(&value, "_TtPSs%zu%s_", protocolLength, protocol);
+    assert(result > 0);
+  } else {
+    int result = asprintf(&value, "_TtP%zu%s%zu%s_", moduleLength, module,
+                          protocolLength, protocol);
+    assert(result > 0);
+  }
+  assert(value);
+  return value;
+}