133 lines
4.4 KiB
Plaintext
133 lines
4.4 KiB
Plaintext
// Copyright (c) 2012 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.
|
|
|
|
// Defines base::PathProviderMac which replaces base::PathProviderPosix for Mac
|
|
// in base/path_service.cc.
|
|
|
|
#include <dlfcn.h>
|
|
#import <Foundation/Foundation.h>
|
|
#include <mach-o/dyld.h>
|
|
#include <stdint.h>
|
|
|
|
#include "base/base_paths.h"
|
|
#include "base/compiler_specific.h"
|
|
#include "base/files/file_path.h"
|
|
#include "base/files/file_util.h"
|
|
#include "base/logging.h"
|
|
#include "base/mac/bundle_locations.h"
|
|
#include "base/mac/foundation_util.h"
|
|
#include "base/path_service.h"
|
|
#include "base/strings/string_util.h"
|
|
#include "base/threading/thread_restrictions.h"
|
|
#include "build/build_config.h"
|
|
|
|
namespace {
|
|
|
|
void GetNSExecutablePath(base::FilePath* path) {
|
|
DCHECK(path);
|
|
// Executable path can have relative references ("..") depending on
|
|
// how the app was launched.
|
|
uint32_t executable_length = 0;
|
|
_NSGetExecutablePath(NULL, &executable_length);
|
|
DCHECK_GT(executable_length, 1u);
|
|
std::string executable_path;
|
|
int rv = _NSGetExecutablePath(
|
|
base::WriteInto(&executable_path, executable_length),
|
|
&executable_length);
|
|
DCHECK_EQ(rv, 0);
|
|
|
|
// _NSGetExecutablePath may return paths containing ./ or ../ which makes
|
|
// FilePath::DirName() work incorrectly, convert it to absolute path so that
|
|
// paths such as DIR_SOURCE_ROOT can work, since we expect absolute paths to
|
|
// be returned here.
|
|
// TODO(bauerb): http://crbug.com/259796, http://crbug.com/373477
|
|
base::ThreadRestrictions::ScopedAllowIO allow_io;
|
|
*path = base::MakeAbsoluteFilePath(base::FilePath(executable_path));
|
|
}
|
|
|
|
// Returns true if the module for |address| is found. |path| will contain
|
|
// the path to the module. Note that |path| may not be absolute.
|
|
bool GetModulePathForAddress(base::FilePath* path,
|
|
const void* address) WARN_UNUSED_RESULT;
|
|
|
|
bool GetModulePathForAddress(base::FilePath* path, const void* address) {
|
|
Dl_info info;
|
|
if (dladdr(address, &info) == 0)
|
|
return false;
|
|
*path = base::FilePath(info.dli_fname);
|
|
return true;
|
|
}
|
|
|
|
} // namespace
|
|
|
|
namespace base {
|
|
|
|
bool PathProviderMac(int key, base::FilePath* result) {
|
|
switch (key) {
|
|
case base::FILE_EXE:
|
|
GetNSExecutablePath(result);
|
|
return true;
|
|
case base::FILE_MODULE:
|
|
return GetModulePathForAddress(result,
|
|
reinterpret_cast<const void*>(&base::PathProviderMac));
|
|
case base::DIR_APP_DATA: {
|
|
bool success = base::mac::GetUserDirectory(NSApplicationSupportDirectory,
|
|
result);
|
|
#if defined(OS_IOS)
|
|
// On IOS, this directory does not exist unless it is created explicitly.
|
|
if (success && !base::PathExists(*result))
|
|
success = base::CreateDirectory(*result);
|
|
#endif // defined(OS_IOS)
|
|
return success;
|
|
}
|
|
case base::DIR_SOURCE_ROOT:
|
|
// Go through PathService to catch overrides.
|
|
if (!PathService::Get(base::FILE_EXE, result))
|
|
return false;
|
|
|
|
// Start with the executable's directory.
|
|
*result = result->DirName();
|
|
|
|
#if !defined(OS_IOS)
|
|
if (base::mac::AmIBundled()) {
|
|
// The bundled app executables (Chromium, TestShell, etc) live five
|
|
// levels down, eg:
|
|
// src/xcodebuild/{Debug|Release}/Chromium.app/Contents/MacOS/Chromium
|
|
*result = result->DirName().DirName().DirName().DirName().DirName();
|
|
} else {
|
|
// Unit tests execute two levels deep from the source root, eg:
|
|
// src/xcodebuild/{Debug|Release}/base_unittests
|
|
*result = result->DirName().DirName();
|
|
}
|
|
#endif
|
|
return true;
|
|
case base::DIR_USER_DESKTOP:
|
|
#if defined(OS_IOS)
|
|
// iOS does not have desktop directories.
|
|
NOTIMPLEMENTED();
|
|
return false;
|
|
#else
|
|
return base::mac::GetUserDirectory(NSDesktopDirectory, result);
|
|
#endif
|
|
case base::DIR_ASSETS:
|
|
#if defined(OS_IOS)
|
|
// TODO(https://crbug.com/957792): Assets live alongside the executable.
|
|
return PathService::Get(base::DIR_MODULE, result);
|
|
#else
|
|
if (!base::mac::AmIBundled()) {
|
|
return PathService::Get(base::DIR_MODULE, result);
|
|
}
|
|
*result = base::mac::FrameworkBundlePath().Append(
|
|
FILE_PATH_LITERAL("Resources"));
|
|
return true;
|
|
#endif // !defined(OS_IOS)
|
|
case base::DIR_CACHE:
|
|
return base::mac::GetUserDirectory(NSCachesDirectory, result);
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
} // namespace base
|