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#include "tempfile.h"
#include <util/folder/dirut.h>
#include <util/generic/yexception.h>
#include <util/stream/file.h>
#include <cerrno>
#include <cstring>
#ifdef _win32_
#include "winint.h"
#include <io.h>
#else
#include <unistd.h>
#include <stdlib.h>
#endif
extern "C" int mkstemps(char* path, int slen);
TString MakeTempName(const char* wrkDir, const char* prefix, const char* extension) {
#ifndef _win32_
TString filePath;
if (wrkDir && *wrkDir) {
filePath += wrkDir;
} else {
filePath += GetSystemTempDir();
}
if (filePath.back() != '/') {
filePath += '/';
}
if (prefix) {
filePath += prefix;
}
filePath += "XXXXXX"; // mkstemps requirement
size_t extensionPartLength = 0;
if (extension && *extension) {
if (extension[0] != '.') {
filePath += '.';
extensionPartLength += 1;
}
filePath += extension;
extensionPartLength += strlen(extension);
}
int fd = mkstemps(const_cast<char*>(filePath.data()), extensionPartLength);
if (fd >= 0) {
close(fd);
return filePath;
}
#else
char tmpDir[MAX_PATH + 1]; // +1 -- for terminating null character
char filePath[MAX_PATH];
const char* pDir = 0;
if (wrkDir && *wrkDir) {
pDir = wrkDir;
} else if (GetTempPath(MAX_PATH + 1, tmpDir)) {
pDir = tmpDir;
}
// it always takes up to 3 characters, no more
if (GetTempFileName(pDir, (prefix) ? (prefix) : "yan", 0, filePath)) {
return filePath;
}
#endif
ythrow TSystemError() << "can not create temp name(" << wrkDir << ", " << prefix << ", " << extension << ")";
}
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