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authormonster <monster@ydb.tech>2022-07-07 14:41:37 +0300
committermonster <monster@ydb.tech>2022-07-07 14:41:37 +0300
commit06e5c21a835c0e923506c4ff27929f34e00761c2 (patch)
tree75efcbc6854ef9bd476eb8bf00cc5c900da436a2 /library/cpp/deprecated
parent03f024c4412e3aa613bb543cf1660176320ba8f4 (diff)
downloadydb-06e5c21a835c0e923506c4ff27929f34e00761c2.tar.gz
fix ya.make
Diffstat (limited to 'library/cpp/deprecated')
-rw-r--r--library/cpp/deprecated/mapped_file/mapped_file.h72
-rw-r--r--library/cpp/deprecated/threadable/threadable.cpp1
-rw-r--r--library/cpp/deprecated/threadable/threadable.h81
3 files changed, 154 insertions, 0 deletions
diff --git a/library/cpp/deprecated/mapped_file/mapped_file.h b/library/cpp/deprecated/mapped_file/mapped_file.h
new file mode 100644
index 00000000000..45859ed65a0
--- /dev/null
+++ b/library/cpp/deprecated/mapped_file/mapped_file.h
@@ -0,0 +1,72 @@
+#pragma once
+
+#include <util/generic/flags.h>
+#include <util/generic/ptr.h>
+#include <util/generic/string.h>
+#include <util/generic/utility.h>
+#include <util/generic/yexception.h>
+#include <util/system/align.h>
+#include <util/system/file.h>
+#include <util/system/filemap.h>
+#include <util/system/yassert.h>
+
+#include <cstdio>
+#include <new>
+
+/// Deprecated (by pg@), use TFileMap or TMemoryMap instead
+class TMappedFile {
+private:
+ TFileMap* Map_;
+
+private:
+ TMappedFile(TFileMap* map, const char* dbgName);
+
+public:
+ TMappedFile() {
+ Map_ = nullptr;
+ }
+
+ ~TMappedFile() {
+ term();
+ }
+
+ explicit TMappedFile(const TString& name) {
+ Map_ = nullptr;
+ init(name, TFileMap::oRdOnly);
+ }
+
+ TMappedFile(const TFile& file, TFileMap::EOpenMode om = TFileMap::oRdOnly, const char* dbgName = "unknown");
+
+ void init(const TString& name);
+
+ void init(const TString& name, TFileMap::EOpenMode om);
+
+ void init(const TString& name, size_t length, TFileMap::EOpenMode om);
+
+ void init(const TFile&, TFileMap::EOpenMode om = TFileMap::oRdOnly, const char* dbgName = "unknown");
+
+ void flush();
+
+ void term() {
+ if (Map_) {
+ Map_->Unmap();
+ delete Map_;
+ Map_ = nullptr;
+ }
+ }
+
+ size_t getSize() const {
+ return (Map_ ? Map_->MappedSize() : 0);
+ }
+
+ void* getData(size_t pos = 0) const {
+ Y_ASSERT(!Map_ || (pos <= getSize()));
+ return (Map_ ? (void*)((unsigned char*)Map_->Ptr() + pos) : nullptr);
+ }
+
+ void precharge(size_t pos = 0, size_t size = (size_t)-1) const;
+
+ void swap(TMappedFile& file) noexcept {
+ DoSwap(Map_, file.Map_);
+ }
+};
diff --git a/library/cpp/deprecated/threadable/threadable.cpp b/library/cpp/deprecated/threadable/threadable.cpp
new file mode 100644
index 00000000000..73ed2e62089
--- /dev/null
+++ b/library/cpp/deprecated/threadable/threadable.cpp
@@ -0,0 +1 @@
+#include "threadable.h"
diff --git a/library/cpp/deprecated/threadable/threadable.h b/library/cpp/deprecated/threadable/threadable.h
new file mode 100644
index 00000000000..77fb5878ffe
--- /dev/null
+++ b/library/cpp/deprecated/threadable/threadable.h
@@ -0,0 +1,81 @@
+#pragma once
+
+#include <util/system/thread.h>
+#include <util/system/defaults.h>
+#include <util/generic/ptr.h>
+
+//deprecated. use future.h instead
+template <class T>
+class TThreadable: public T {
+public:
+ using TThreadProc = TThread::TThreadProc;
+
+ inline TThreadable()
+ : Arg(nullptr)
+ , ThreadInit(nullptr)
+ {
+ }
+
+ inline int Run(void* arg = nullptr, size_t stackSize = 0, TThreadProc init = DefInit) {
+ if (Thread_) {
+ return 1;
+ }
+
+ Arg = arg;
+ ThreadInit = init;
+
+ try {
+ THolder<TThread> thread(new TThread(TThread::TParams(Dispatch, this, stackSize)));
+
+ thread->Start();
+ Thread_.Swap(thread);
+ } catch (...) {
+ return 1;
+ }
+
+ return 0;
+ }
+
+ inline int Join(void** result = nullptr) {
+ if (!Thread_) {
+ return 1;
+ }
+
+ try {
+ void* ret = Thread_->Join();
+
+ if (result) {
+ *result = ret;
+ }
+
+ Thread_.Destroy();
+
+ return 0;
+ } catch (...) {
+ }
+
+ return 1;
+ }
+
+protected:
+ static TThreadable<T>* This(void* ptr) {
+ return (TThreadable<T>*)ptr;
+ }
+
+ static void* Dispatch(void* ptr) {
+ void* result = This(ptr)->ThreadInit(This(ptr)->Arg);
+
+ return result ? result : (void*)(size_t)This(ptr)->T::Run(This(ptr)->Arg);
+ }
+
+ static void* DefInit(void*) {
+ return nullptr;
+ }
+
+public:
+ void* Arg;
+ TThreadProc ThreadInit;
+
+private:
+ THolder<TThread> Thread_;
+};