plugins: move NativeLibrary into base.

NativeLibrary is used by some plugin code under chrome/.
Rather than including webkit/glue there, this relocation is the smallest
logical bite to take.  :\

Review URL: http://codereview.chromium.org/87012

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@14071 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 36 insertions, 0 deletions

diff --git a/base/native_library_linux.cc b/base/native_library_linux.cc
new file mode 100644
index 0000000..1ec7aab
--- /dev/null
+++ b/base/native_library_linux.cc
@@ -0,0 +1,36 @@
+// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "base/native_library.h"
+
+#include <dlfcn.h>
+
+#include "base/file_path.h"
+#include "base/logging.h"
+
+namespace base {
+
+// static
+NativeLibrary LoadNativeLibrary(const FilePath& library_path) {
+  void* dl = dlopen(library_path.value().c_str(), RTLD_LAZY);
+  if (!dl)
+    NOTREACHED() << "dlopen failed: " << dlerror();
+
+  return dl;
+}
+
+// static
+void UnloadNativeLibrary(NativeLibrary library) {
+  int ret = dlclose(library);
+  if (ret < 0)
+    NOTREACHED() << "dlclose failed: " << dlerror();
+}
+
+// static
+void* GetFunctionPointerFromNativeLibrary(NativeLibrary library,
+                                          NativeLibraryFunctionNameType name) {
+  return dlsym(library, name);
+}
+
+}  // namespace base