Fixed link time warnings on MacOS
MacOS' linker dislikes local static variables that are used
in two separate libraries. Removing them from the header files
fixes all the warnings.
Bug b/chromium:907088
Change-Id: I7b8ed44bf9a3180489a7407980740fd3f3863046
Reviewed-on: https://swiftshader-review.googlesource.com/c/22889
Tested-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <nicolascapens@google.com>
diff --git a/src/Common/SharedLibrary.cpp b/src/Common/SharedLibrary.cpp
new file mode 100644
index 0000000..982292d
--- /dev/null
+++ b/src/Common/SharedLibrary.cpp
@@ -0,0 +1,52 @@
+// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "SharedLibrary.hpp"
+
+#if defined(_WIN32)
+std::string getModuleDirectory()
+{
+ static int dummy_symbol = 0;
+
+ HMODULE module = NULL;
+ GetModuleHandleEx(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, (LPCTSTR)&dummy_symbol, &module);
+
+ char filename[1024];
+ if(module && (GetModuleFileName(module, filename, sizeof(filename)) != 0))
+ {
+ std::string directory(filename);
+ return directory.substr(0, directory.find_last_of("\\/") + 1).c_str();
+ }
+ else
+ {
+ return "";
+ }
+}
+#else
+std::string getModuleDirectory()
+{
+ static int dummy_symbol = 0;
+
+ Dl_info dl_info;
+ if(dladdr(&dummy_symbol, &dl_info) != 0)
+ {
+ std::string directory(dl_info.dli_fname);
+ return directory.substr(0, directory.find_last_of("\\/") + 1).c_str();
+ }
+ else
+ {
+ return "";
+ }
+}
+#endif
