godot/modules/mono/utils/mono_reg_utils.cpp
Rémi Verschelde 9e328bb5b7
Core: Move DirAccess and FileAccess to core/io
File handling APIs are typically considered part of I/O, and we did have most
`FileAccess` implementations in `core/io` already.
2021-06-11 14:52:39 +02:00

231 lines
6.9 KiB
C++

/*************************************************************************/
/* mono_reg_utils.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* 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 "mono_reg_utils.h"
#include "core/io/dir_access.h"
#ifdef WINDOWS_ENABLED
#include "core/os/os.h"
// Here, after os/os.h
#include <windows.h>
namespace MonoRegUtils {
template <int>
REGSAM bitness_sam_impl();
template <>
REGSAM bitness_sam_impl<4>() {
return KEY_WOW64_64KEY;
}
template <>
REGSAM bitness_sam_impl<8>() {
return KEY_WOW64_32KEY;
}
REGSAM _get_bitness_sam() {
return bitness_sam_impl<sizeof(size_t)>();
}
LONG _RegOpenKey(HKEY hKey, LPCWSTR lpSubKey, PHKEY phkResult) {
LONG res = RegOpenKeyExW(hKey, lpSubKey, 0, KEY_READ, phkResult);
if (res != ERROR_SUCCESS)
res = RegOpenKeyExW(hKey, lpSubKey, 0, KEY_READ | _get_bitness_sam(), phkResult);
return res;
}
LONG _RegKeyQueryString(HKEY hKey, const String &p_value_name, String &r_value) {
Vector<WCHAR> buffer;
buffer.resize(512);
DWORD dwBufferSize = buffer.size();
LONG res = RegQueryValueExW(hKey, (LPCWSTR)(p_value_name.utf16().get_data()), 0, nullptr, (LPBYTE)buffer.ptr(), &dwBufferSize);
if (res == ERROR_MORE_DATA) {
// dwBufferSize now contains the actual size
buffer.resize(dwBufferSize);
res = RegQueryValueExW(hKey, (LPCWSTR)(p_value_name.utf16().get_data()), 0, nullptr, (LPBYTE)buffer.ptr(), &dwBufferSize);
}
if (res == ERROR_SUCCESS) {
r_value = String(buffer.ptr(), buffer.size());
} else {
r_value = String();
}
return res;
}
LONG _find_mono_in_reg(const String &p_subkey, MonoRegInfo &r_info, bool p_old_reg = false) {
HKEY hKey;
LONG res = _RegOpenKey(HKEY_LOCAL_MACHINE, (LPCWSTR)(p_subkey.utf16().get_data()), &hKey);
if (res != ERROR_SUCCESS)
goto cleanup;
if (!p_old_reg) {
res = _RegKeyQueryString(hKey, "Version", r_info.version);
if (res != ERROR_SUCCESS)
goto cleanup;
}
res = _RegKeyQueryString(hKey, "SdkInstallRoot", r_info.install_root_dir);
if (res != ERROR_SUCCESS)
goto cleanup;
res = _RegKeyQueryString(hKey, "FrameworkAssemblyDirectory", r_info.assembly_dir);
if (res != ERROR_SUCCESS)
goto cleanup;
res = _RegKeyQueryString(hKey, "MonoConfigDir", r_info.config_dir);
if (res != ERROR_SUCCESS)
goto cleanup;
if (r_info.install_root_dir.ends_with("\\"))
r_info.bin_dir = r_info.install_root_dir + "bin";
else
r_info.bin_dir = r_info.install_root_dir + "\\bin";
cleanup:
RegCloseKey(hKey);
return res;
}
LONG _find_mono_in_reg_old(const String &p_subkey, MonoRegInfo &r_info) {
String default_clr;
HKEY hKey;
LONG res = _RegOpenKey(HKEY_LOCAL_MACHINE, (LPCWSTR)(p_subkey.utf16().get_data()), &hKey);
if (res != ERROR_SUCCESS)
goto cleanup;
res = _RegKeyQueryString(hKey, "DefaultCLR", default_clr);
if (res == ERROR_SUCCESS && default_clr.length()) {
r_info.version = default_clr;
res = _find_mono_in_reg(p_subkey + "\\" + default_clr, r_info, true);
}
cleanup:
RegCloseKey(hKey);
return res;
}
MonoRegInfo find_mono() {
MonoRegInfo info;
if (_find_mono_in_reg("Software\\Mono", info) == ERROR_SUCCESS)
return info;
if (_find_mono_in_reg_old("Software\\Novell\\Mono", info) == ERROR_SUCCESS)
return info;
return MonoRegInfo();
}
String find_msbuild_tools_path() {
String msbuild_tools_path;
// Try to find 15.0 with vswhere
String vswhere_path = OS::get_singleton()->get_environment(sizeof(size_t) == 8 ? "ProgramFiles(x86)" : "ProgramFiles");
vswhere_path += "\\Microsoft Visual Studio\\Installer\\vswhere.exe";
List<String> vswhere_args;
vswhere_args.push_back("-latest");
vswhere_args.push_back("-products");
vswhere_args.push_back("*");
vswhere_args.push_back("-requires");
vswhere_args.push_back("Microsoft.Component.MSBuild");
String output;
int exit_code;
OS::get_singleton()->execute(vswhere_path, vswhere_args, &output, &exit_code);
if (exit_code == 0) {
Vector<String> lines = output.split("\n");
for (int i = 0; i < lines.size(); i++) {
const String &line = lines[i];
int sep_idx = line.find(":");
if (sep_idx > 0) {
String key = line.substr(0, sep_idx); // No need to trim
if (key == "installationPath") {
String val = line.substr(sep_idx + 1, line.length()).strip_edges();
ERR_BREAK(val.is_empty());
if (!val.ends_with("\\")) {
val += "\\";
}
// Since VS2019, the directory is simply named "Current"
String msbuild_dir = val + "MSBuild\\Current\\Bin";
if (DirAccess::exists(msbuild_dir)) {
return msbuild_dir;
}
// Directory name "15.0" is used in VS 2017
return val + "MSBuild\\15.0\\Bin";
}
}
}
}
// Try to find 14.0 in the Registry
HKEY hKey;
LONG res = _RegOpenKey(HKEY_LOCAL_MACHINE, L"SOFTWARE\\Microsoft\\MSBuild\\ToolsVersions\\14.0", &hKey);
if (res != ERROR_SUCCESS)
goto cleanup;
res = _RegKeyQueryString(hKey, "MSBuildToolsPath", msbuild_tools_path);
if (res != ERROR_SUCCESS)
goto cleanup;
cleanup:
RegCloseKey(hKey);
return msbuild_tools_path;
}
} // namespace MonoRegUtils
#endif // WINDOWS_ENABLED