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/**************************************************************************/
/* console_wrapper_windows.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#include <windows.h>
#include <shlwapi.h>
#include <stdio.h>
#include <stdlib.h>
#ifndef ENABLE_VIRTUAL_TERMINAL_PROCESSING
#define ENABLE_VIRTUAL_TERMINAL_PROCESSING 0x4
#endif
int main(int argc, char *argv[]) {
// Get executable name.
WCHAR exe_name[MAX_PATH] = {};
if (!GetModuleFileNameW(nullptr, exe_name, MAX_PATH)) {
wprintf(L"GetModuleFileName failed, error %d\n", GetLastError());
return -1;
}
// Get product name from the resources and set console title.
DWORD ver_info_handle = 0;
DWORD ver_info_size = GetFileVersionInfoSizeW(exe_name, &ver_info_handle);
if (ver_info_size > 0) {
LPBYTE ver_info = (LPBYTE)malloc(ver_info_size);
if (ver_info) {
if (GetFileVersionInfoW(exe_name, ver_info_handle, ver_info_size, ver_info)) {
LPCWSTR text_ptr = nullptr;
UINT text_size = 0;
if (VerQueryValueW(ver_info, L"\\StringFileInfo\\040904b0\\ProductName", (void **)&text_ptr, &text_size) && (text_size > 0)) {
SetConsoleTitleW(text_ptr);
}
}
free(ver_info);
}
}
// Enable virtual terminal sequences processing.
HANDLE stdout_handle = GetStdHandle(STD_OUTPUT_HANDLE);
DWORD out_mode = ENABLE_PROCESSED_OUTPUT | ENABLE_VIRTUAL_TERMINAL_PROCESSING;
SetConsoleMode(stdout_handle, out_mode);
// Find main executable name and check if it exist.
static PCWSTR exe_renames[] = {
L".console.exe",
L"_console.exe",
L" console.exe",
L"console.exe",
nullptr,
};
bool rename_found = false;
for (int i = 0; exe_renames[i]; i++) {
PWSTR c = StrRStrIW(exe_name, nullptr, exe_renames[i]);
if (c) {
CopyMemory(c, L".exe", sizeof(WCHAR) * 5);
rename_found = true;
break;
}
}
if (!rename_found) {
wprintf(L"Invalid wrapper executable name.\n");
return -1;
}
DWORD file_attrib = GetFileAttributesW(exe_name);
if (file_attrib == INVALID_FILE_ATTRIBUTES || (file_attrib & FILE_ATTRIBUTE_DIRECTORY)) {
wprintf(L"Main executable %ls not found.\n", exe_name);
return -1;
}
// Create job to monitor process tree.
HANDLE job_handle = CreateJobObjectW(nullptr, nullptr);
if (!job_handle) {
wprintf(L"CreateJobObject failed, error %d\n", GetLastError());
return -1;
}
HANDLE io_port_handle = CreateIoCompletionPort(INVALID_HANDLE_VALUE, nullptr, 0, 1);
if (!io_port_handle) {
wprintf(L"CreateIoCompletionPort failed, error %d\n", GetLastError());
return -1;
}
JOBOBJECT_ASSOCIATE_COMPLETION_PORT compl_port;
ZeroMemory(&compl_port, sizeof(compl_port));
compl_port.CompletionKey = job_handle;
compl_port.CompletionPort = io_port_handle;
if (!SetInformationJobObject(job_handle, JobObjectAssociateCompletionPortInformation, &compl_port, sizeof(compl_port))) {
wprintf(L"SetInformationJobObject(AssociateCompletionPortInformation) failed, error %d\n", GetLastError());
return -1;
}
JOBOBJECT_EXTENDED_LIMIT_INFORMATION jeli;
ZeroMemory(&jeli, sizeof(jeli));
jeli.BasicLimitInformation.LimitFlags = JOB_OBJECT_LIMIT_KILL_ON_JOB_CLOSE;
if (!SetInformationJobObject(job_handle, JobObjectExtendedLimitInformation, &jeli, sizeof(jeli))) {
wprintf(L"SetInformationJobObject(ExtendedLimitInformation) failed, error %d\n", GetLastError());
return -1;
}
// Start the main process.
PROCESS_INFORMATION pi;
ZeroMemory(&pi, sizeof(pi));
STARTUPINFOW si;
ZeroMemory(&si, sizeof(si));
si.cb = sizeof(si);
WCHAR new_command_line[32767];
_snwprintf_s(new_command_line, 32767, _TRUNCATE, L"%ls %ls", exe_name, PathGetArgsW(GetCommandLineW()));
if (!CreateProcessW(nullptr, new_command_line, nullptr, nullptr, true, CREATE_SUSPENDED, nullptr, nullptr, &si, &pi)) {
wprintf(L"CreateProcess failed, error %d\n", GetLastError());
return -1;
}
if (!AssignProcessToJobObject(job_handle, pi.hProcess)) {
wprintf(L"AssignProcessToJobObject failed, error %d\n", GetLastError());
return -1;
}
ResumeThread(pi.hThread);
CloseHandle(pi.hThread);
// Wait until main process and all of its children are finished.
DWORD completion_code = 0;
ULONG_PTR completion_key = 0;
LPOVERLAPPED overlapped = nullptr;
while (GetQueuedCompletionStatus(io_port_handle, &completion_code, &completion_key, &overlapped, INFINITE)) {
if ((HANDLE)completion_key == job_handle && completion_code == JOB_OBJECT_MSG_ACTIVE_PROCESS_ZERO) {
break;
}
}
CloseHandle(job_handle);
CloseHandle(io_port_handle);
// Get exit code of the main process.
DWORD exit_code = 0;
GetExitCodeProcess(pi.hProcess, &exit_code);
CloseHandle(pi.hProcess);
return exit_code;
}
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow) {
return main(0, nullptr);
}
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