void ExtractFile(char *FileName, int ResType, int ResId)
{
HANDLE FH = CreateFile(FileName, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, NULL);
if (FH == INVALID_HANDLE_VALUE)
return;
if (!ExtractFileFromResource(FH, ResType, ResId, NULL))
MessageBoxA(0, "Can't extract", "!!!", MB_OK);
CloseHandle(FH);
}
int APIENTRY WinMain(HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPTSTR lpCmdLine,
int nCmdShow) {
lpCmdLine = GetCommandLine();
LANGID gLangid;
TCHAR sz32bitExeCommand[MAX_PATH] = {0} ;
TCHAR sz64bitExeCommand[MAX_PATH] = {0} ;
TCHAR sz32bitExeName[MAX_PATH] = {0} ;
TCHAR sz64bitExeName[MAX_PATH] = {0} ;
TCHAR sz32ExecutableName[MAX_PATH] = {0} ;
TCHAR sz64ExecutableName[MAX_PATH] = {0} ;
TCHAR command[BUFFER_SIZE] = {0} ;
TCHAR szDirName[BUFFER_SIZE] = {0} ;
int i64bitError = ERROR_SUCCESS;
int i32bitError = ERROR_SUCCESS;
for (int i=1; i< __argc; i++) {
lstrcat(command, __argv[i]);
lstrcat(command, " ");
}
wsprintf(sz32bitExeName, JRE_32BIT_INSTALLER);
wsprintf(sz64bitExeName, JRE_64BIT_INSTALLER);
//Verify if it's 64-bit OS before extraction of 64-bit installer
if(IsSystem64bit()) {
GetCobundleFileName(sz64ExecutableName, szDirName, sz64bitExeName);
if (ExtractFileFromResource(hInstance, MAKEINTRESOURCE(IDP_INSTALLER_64),
"JAVA_64_INSTALLER", sz64ExecutableName)) {
wsprintf(sz64bitExeCommand, "%s %s", sz64ExecutableName, command);
i64bitError = ExecCommand(sz64bitExeCommand);
}
::DeleteFile(sz64ExecutableName);
}
//Get the destination directory and file path for the extracted 32-bit installer
GetCobundleFileName(sz32ExecutableName, szDirName, sz32bitExeName);
if (ExtractFileFromResource(hInstance, MAKEINTRESOURCE(IDP_INSTALLER_32),
"JAVA_32_INSTALLER", sz32ExecutableName)) {
//Form the installer command
wsprintf(sz32bitExeCommand, "%s %s", sz32ExecutableName, command);
//Install 32-bit jre
i32bitError = ExecCommand(sz32bitExeCommand);
}
//Remove the extracted installer executable file
::DeleteFile(sz32ExecutableName);
//Remove the combo directory
::RemoveDirectory(szDirName);
//if the 32-bit install fails return its error code, otherwise return the 64-bit error code.
if (i32bitError != 0) {
return i32bitError;
}else {
return i64bitError;
}
}
