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#pragma once
#include "fs.h"
#include "file.h"
#include <util/folder/path.h>
#include <util/generic/string.h>
class TTempFile {
public:
inline TTempFile(const TString& fname)
: Name_(fname)
{
}
inline ~TTempFile() {
NFs::Remove(Name());
}
inline const TString& Name() const noexcept {
return Name_;
}
private:
const TString Name_;
};
class TTempFileHandle: public TTempFile, public TFile {
public:
TTempFileHandle();
TTempFileHandle(const TString& fname);
static TTempFileHandle InCurrentDir(const TString& filePrefix = "yandex", const TString& extension = "tmp");
static TTempFileHandle InDir(const TFsPath& dirPath, const TString& filePrefix = "yandex", const TString& extension = "tmp");
private:
TFile CreateFile() const;
};
/*
* Creates a unique temporary filename in specified directory.
* If specified directory is NULL or empty, then system temporary directory is used.
*
* Note, that the function is not race-free, the file is guaranteed to exist at the time the function returns, but not at the time the returned name is first used.
* Throws TSystemError on error.
*
* Returned filepath has such format: dir/prefixXXXXXX.extension or dir/prefixXXXXXX
* But win32: dir/preXXXX.tmp (prefix is up to 3 characters, extension is always tmp).
*/
TString MakeTempName(const char* wrkDir = nullptr, const char* prefix = "yandex", const char* extension = "tmp");
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