blob: 955e5f322bcc3593d558093b0339ad5712dc6c18 [file] [log] [blame]
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "clang/Serialization/ModuleCache.h"
#include "clang/Serialization/InMemoryModuleCache.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/LockFileManager.h"
#include "llvm/Support/Path.h"
using namespace clang;
namespace {
class CrossProcessModuleCache : public ModuleCache {
InMemoryModuleCache InMemory;
public:
void prepareForGetLock(StringRef ModuleFilename) override {
// FIXME: Do this in LockFileManager and only if the directory doesn't
// exist.
StringRef Dir = llvm::sys::path::parent_path(ModuleFilename);
llvm::sys::fs::create_directories(Dir);
}
std::unique_ptr<llvm::AdvisoryLock>
getLock(StringRef ModuleFilename) override {
return std::make_unique<llvm::LockFileManager>(ModuleFilename);
}
InMemoryModuleCache &getInMemoryModuleCache() override { return InMemory; }
const InMemoryModuleCache &getInMemoryModuleCache() const override {
return InMemory;
}
};
} // namespace
IntrusiveRefCntPtr<ModuleCache> clang::createCrossProcessModuleCache() {
return llvm::makeIntrusiveRefCnt<CrossProcessModuleCache>();
}