void FindNGenRec(const std_string& strPath, std_string& strNGenPath, FILETIME& ftCreation)
{
const std_string strSearch = strPath + _T("*.*");
const std_string strNGen = _T("ngen.exe");
WIN32_FIND_DATA wfd;
ZeroMemory(&wfd, sizeof(WIN32_FIND_DATA));
HANDLE hFind = FindFirstFile(strSearch.c_str(), &wfd);
if(hFind == INVALID_HANDLE_VALUE) return;
while(true)
{
if((wfd.cFileName[0] == 0) || (_tcsicmp(wfd.cFileName, _T(".")) == 0) ||
(_tcsicmp(wfd.cFileName, _T("..")) == 0)) { }
else if((wfd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) != 0)
FindNGenRec((strPath + wfd.cFileName) + _T("\\"), strNGenPath, ftCreation);
else if(_tcsicmp(wfd.cFileName, strNGen.c_str()) == 0)
{
if((wfd.ftCreationTime.dwHighDateTime > ftCreation.dwHighDateTime) ||
((wfd.ftCreationTime.dwHighDateTime == ftCreation.dwHighDateTime) &&
(wfd.ftCreationTime.dwLowDateTime > ftCreation.dwLowDateTime)))
{
strNGenPath = strPath + wfd.cFileName;
ftCreation = wfd.ftCreationTime;
}
}
if(FindNextFile(hFind, &wfd) == FALSE) break;
}
FindClose(hFind);
}
void FindNGenRec(const std_string& strPath, std_string& strNGenPath,
ULONGLONG& ullVersion)
{
const std_string strSearch = strPath + _T("*.*");
const std_string strNGen = _T("ngen.exe");
WIN32_FIND_DATA wfd;
ZeroMemory(&wfd, sizeof(WIN32_FIND_DATA));
HANDLE hFind = FindFirstFile(strSearch.c_str(), &wfd);
if(hFind == INVALID_HANDLE_VALUE) return;
while(true)
{
if((wfd.cFileName[0] == 0) || (_tcsicmp(wfd.cFileName, _T(".")) == 0) ||
(_tcsicmp(wfd.cFileName, _T("..")) == 0)) { }
else if((wfd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) != 0)
FindNGenRec((strPath + wfd.cFileName) + _T("\\"), strNGenPath, ullVersion);
else if(_tcsicmp(wfd.cFileName, strNGen.c_str()) == 0)
{
const std_string strFullPath = strPath + strNGen;
const ULONGLONG ullThisVer = SiuGetFileVersion(strFullPath);
if(ullThisVer >= ullVersion)
{
strNGenPath = strFullPath;
ullVersion = ullThisVer;
}
}
if(FindNextFile(hFind, &wfd) == FALSE) break;
}
FindClose(hFind);
}
std_string FindNGen()
{
std_string strNGen;
std_string strRoot = GetNetInstallRoot();
if(strRoot.size() == 0) return strNGen;
EnsureTerminatingSeparator(strRoot);
ULONGLONG ullVersion = 0;
FindNGenRec(strRoot, strNGen, ullVersion);
return strNGen;
}
std_string FindNGen()
{
std_string strNGen;
std_string strRoot = GetNetInstallRoot();
if(strRoot.size() == 0) return strNGen;
EnsureTerminatingSeparator(strRoot);
FILETIME ftCreation;
ZeroMemory(&ftCreation, sizeof(FILETIME));
FindNGenRec(strRoot, strNGen, ftCreation);
return strNGen;
}
