/winmain.h
C Header | 69 lines | 53 code | 9 blank | 7 comment | 6 complexity | 49331d35c7a22b52717a551510040a04 MD5 | raw file
Possible License(s): BSD-3-Clause, LGPL-2.1
- //
- // CRF++ -- Yet Another CRF toolkit
- //
- // $Id: common.h 1588 2007-02-12 09:03:39Z taku $;
- //
- // Copyright(C) 2005-2007 Taku Kudo <taku@chasen.org>
- //
- #if defined(_WIN32) || defined(__CYGWIN__)
- #include <windows.h>
- #include <string>
- namespace {
- class CommandLine {
- public:
- CommandLine(int argc, wchar_t **argv) : argc_(argc), argv_(0) {
- argv_ = new char * [argc_];
- for (int i = 0; i < argc_; ++i) {
- const std::string arg = WideToUtf8(argv[i]);
- argv_[i] = new char[arg.size() + 1];
- ::memcpy(argv_[i], arg.data(), arg.size());
- argv_[i][arg.size()] = '\0';
- }
- }
- ~CommandLine() {
- for (int i = 0; i < argc_; ++i) {
- delete [] argv_[i];
- }
- delete [] argv_;
- }
- int argc() const { return argc_; }
- char **argv() const { return argv_; }
- private:
- static std::string WideToUtf8(const std::wstring &input) {
- const int output_length = ::WideCharToMultiByte(CP_UTF8, 0,
- input.c_str(), -1, NULL, 0,
- NULL, NULL);
- if (output_length == 0) {
- return "";
- }
- char *input_encoded = new char[output_length + 1];
- const int result = ::WideCharToMultiByte(CP_UTF8, 0, input.c_str(), -1,
- input_encoded,
- output_length + 1, NULL, NULL);
- std::string output;
- if (result > 0) {
- output.assign(input_encoded);
- }
- delete [] input_encoded;
- return output;
- }
- int argc_;
- char **argv_;
- };
- } // namespace
- #define main(argc, argv) wmain_to_main_wrapper(argc, argv)
- int wmain_to_main_wrapper(int argc, char **argv);
- int wmain(int argc, wchar_t **argv) {
- CommandLine cmd(argc, argv);
- return wmain_to_main_wrapper(cmd.argc(), cmd.argv());
- }
- #endif