fix mingw

Signed-off-by: crueter <crueter@eden-emu.dev>

src/common/CMakeLists.txt

@@ -252,7 +252,10 @@ if(CXX_CLANG)
 endif()
 
 if (BOOST_NO_HEADERS)
-    target_link_libraries(common PUBLIC Boost::algorithm Boost::icl Boost::pool Boost::filesystem)
+    target_link_libraries(common PUBLIC Boost::algorithm Boost::icl Boost::pool)
+    if (NOT MINGW)
+      target_link_libraries(common PRIVATE Boost::filesystem)
+    endif()
 else()
     target_link_libraries(common PUBLIC Boost::headers)
 endif()

src/common/fs/ryujinx_compat.cpp

@@ -22,6 +22,11 @@ fs::path GetKvdbPath(const fs::path& path) {
            / "imkvdb.arc";
 }
 
+fs::path GetRyuPathFromSavePath(const fs::path& path) {
+    // This is a horrible hack, but I cba to find something better
+    return path.parent_path().parent_path().parent_path().parent_path().parent_path();
+}
+
 fs::path GetRyuSavePath(const u64 &save_id)
 {
     return GetRyuSavePath(GetLegacyPath(EmuPath::RyujinxDir), save_id);
@@ -98,5 +103,4 @@ IMENReadResult ReadKvdb(const fs::path &path, std::vector<IMEN> &imens)
     return IMENReadResult::Success;
 }
 
-
 } // namespace Common::FS

src/common/fs/ryujinx_compat.h

@@ -17,6 +17,7 @@ constexpr const u8 IMEN_SIZE = 0x8c;
 
 fs::path GetKvdbPath();
 fs::path GetKvdbPath(const fs::path &path);
+fs::path GetRyuPathFromSavePath(const fs::path &path);
 fs::path GetRyuSavePath(const u64 &save_id);
 fs::path GetRyuSavePath(const fs::path &path, const u64 &save_id);
 

src/common/fs/symlink.cpp

@@ -1,7 +1,6 @@
 // SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
-#include <iostream>
 #include "symlink.h"
 
 #ifdef _WIN32
@@ -9,7 +8,9 @@
 #include <fmt/format.h>
 #endif
 
+#ifndef __MINGW32__
 #include <boost/filesystem.hpp>
+#endif
 
 namespace fs = std::filesystem;
 
@@ -39,7 +40,18 @@ bool CreateSymlink(const fs::path &from, const fs::path &to)
 
 bool IsSymlink(const fs::path &path)
 {
+    // boost's is_symlink is broken on MinGW
+    // use win32 api in this case
+#ifdef __MINGW32__
+    DWORD attrs = GetFileAttributesW(path.wstring().c_str());
+    if (INVALID_FILE_ATTRIBUTES == attrs) {
+        return false;
+    }
+    return attrs & FILE_ATTRIBUTE_DIRECTORY &&
+           attrs & FILE_ATTRIBUTE_REPARSE_POINT;
+#else
     return boost::filesystem::is_symlink(boost::filesystem::path{path});
+#endif
 }
 
 } // namespace Common::FS

src/qt_common/util/fs.cpp

@@ -108,6 +108,7 @@ const fs::path GetRyujinxSavePath(const fs::path &path_hint, const u64 &program_
                 return fs::path{};
 
             ryu_path = selected_path;
+
             // In case the user selects the actual ryujinx installation dir INSTEAD OF
             // the portable dir
             if (fs::exists(ryu_path / "portable")) {

src/yuzu/main_window.cpp

@@ -1,6 +1,7 @@
 // SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
+#include "common/fs/ryujinx_compat.h"
 #include "common/fs/symlink.h"
 #include "main_window.h"
 #include "network/network.h"
@@ -2864,13 +2865,16 @@ void MainWindow::OnLinkToRyujinx(const u64& program_id)
     const std::string user_id = GetProfileID();
     const std::string hex_program = fmt::format("{:016X}", program_id);
 
-    const fs::path eden_dir
-        = FrontendCommon::DataManager::GetDataDir(FrontendCommon::DataManager::DataDir::Saves,
-                                                  user_id)
-          / hex_program;
+    const fs::path eden_dir = FrontendCommon::DataManager::GetDataDir(
+                                  FrontendCommon::DataManager::DataDir::Saves, user_id) /
+                              hex_program;
 
     fs::path ryu_dir;
 
+    // filesystem error: read_symlink: Function not implemented
+    // Theoretically, the check immediately after this should account for it;
+    // keyword THEORETICALLY
+#ifndef __MINGW32__
     // If the Eden directory is a symlink we can just read that and use it as our Ryu dir
     if (Common::FS::IsSymlink(eden_dir)) {
         ryu_dir = fs::read_symlink(eden_dir);
@@ -2883,6 +2887,7 @@ void MainWindow::OnLinkToRyujinx(const u64& program_id)
             ryu_dir = fs::path{};
         }
     }
+#endif
 
     // Otherwise, prompt the user
     if (ryu_dir.empty()) {
@@ -2892,6 +2897,8 @@ void MainWindow::OnLinkToRyujinx(const u64& program_id)
                 .filesystemAbsolutePath();
 
         ryu_dir = QtCommon::FS::GetRyujinxSavePath(existing_path, program_id);
+
+        if (ryu_dir.empty()) return;
     }
 
     // CheckUnlink basically just checks to see if one or both are linked, and prompts the user to
@@ -2900,7 +2907,9 @@ void MainWindow::OnLinkToRyujinx(const u64& program_id)
     if (!QtCommon::FS::CheckUnlink(eden_dir, ryu_dir)) {
         RyujinxDialog dialog(eden_dir, ryu_dir, this);
         if (dialog.exec() == QDialog::Accepted) {
-            UISettings::values.ryujinx_link_paths.insert(program_id, QString::fromStdString(ryu_dir.string()));
+            UISettings::values.ryujinx_link_paths.insert(
+                program_id,
+                QString::fromStdString(Common::FS::GetRyuPathFromSavePath(ryu_dir).string()));
         }
     } else {
         UISettings::values.ryujinx_link_paths.remove(program_id);