| // Copyright (c) 2011 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. |
| |
| #import <AppKit/AppKit.h> |
| |
| #include "base/environment.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "base/strings/string_util.h" |
| #include "content/common/plugin_carbon_interpose_constants_mac.h" |
| #include "content/plugin/plugin_interpose_util_mac.h" |
| #include "content/public/common/content_client.h" |
| |
| namespace content { |
| |
| #if !defined(__LP64__) |
| void TrimInterposeEnvironment() { |
| scoped_ptr<base::Environment> env(base::Environment::Create()); |
| |
| std::string interpose_list; |
| if (!env->GetVar(kDYLDInsertLibrariesKey, &interpose_list)) { |
| VLOG(0) << "No Carbon Interpose library found."; |
| return; |
| } |
| |
| // The list is a :-separated list of paths. Because we append our interpose |
| // library just before forking in plugin_process_host.cc, the only cases we |
| // need to handle are: |
| // 1) The whole string is "<kInterposeLibraryPath>", so just clear it, or |
| // 2) ":<kInterposeLibraryPath>" is the end of the string, so trim and re-set. |
| std::string interpose_library_path = |
| GetContentClient()->GetCarbonInterposePath(); |
| DCHECK_GE(interpose_list.size(), interpose_library_path.size()); |
| size_t suffix_offset = interpose_list.size() - interpose_library_path.size(); |
| if (suffix_offset == 0 && |
| interpose_list == interpose_library_path) { |
| env->UnSetVar(kDYLDInsertLibrariesKey); |
| } else if (suffix_offset > 0 && interpose_list[suffix_offset - 1] == ':' && |
| interpose_list.substr(suffix_offset) == interpose_library_path) { |
| std::string trimmed_list = interpose_list.substr(0, suffix_offset - 1); |
| env->SetVar(kDYLDInsertLibrariesKey, trimmed_list.c_str()); |
| } else { |
| NOTREACHED() << "Missing Carbon interposing library"; |
| } |
| } |
| #endif |
| |
| void InitializeChromeApplication() { |
| [NSApplication sharedApplication]; |
| mac_plugin_interposing::SetUpCocoaInterposing(); |
| } |
| |
| } // namespace content |