diff --git a/.github/workflows/linux.yml b/.github/workflows/linux.yml
index a93c74c80..a7cfb0ab3 100644
--- a/.github/workflows/linux.yml
+++ b/.github/workflows/linux.yml
@@ -14,7 +14,10 @@ on:
   workflow_dispatch:
   
 permissions:
-  contents: read  
+  contents: read
+  
+env:
+  GCC_VERSION: 12   # 这里修改 10 /11 /12 /13 切换编译器版本
 
 # A workflow run is made up of one or more jobs that can run sequentially or in parallel
 jobs:
@@ -23,12 +26,12 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v5
-      - name: Install GCC-10
+      - name: Install GCC ${{ env.GCC_VERSION }}
         run: |
           sudo apt-get update
-          sudo apt install gcc-10 g++-10 -y
-          gcc --version
-          g++ --version
+          sudo apt install gcc-${{ env.GCC_VERSION }} g++-${{ env.GCC_VERSION }} -y
+          gcc-${{ env.GCC_VERSION }} --version
+          g++-${{ env.GCC_VERSION }} --version
           ls /usr/bin/gcc*
         shell: bash
       - name: Install Third party library
@@ -41,9 +44,9 @@ jobs:
           sudo apt-get install libhdf5-dev libcgns-dev libmetis-dev libmpich-dev -y
         shell: bash
       - name: CMake Build and Install
-        #env:
-        #   CC:   gcc-10
-        #   CXX:  g++-10
+        env:
+          CC: gcc-${{ env.GCC_VERSION }}
+          CXX: g++-${{ env.GCC_VERSION }}
         run: |
           cd ${{ github.workspace }}
           ls
diff --git a/codes/project/include/FileUtil.h b/codes/project/include/FileUtil.h
index 37b385c47..90587b629 100644
--- a/codes/project/include/FileUtil.h
+++ b/codes/project/include/FileUtil.h
@@ -28,13 +28,15 @@ License
 #include <set>
 #include <vector>
 #include <algorithm>
+#include <filesystem>
 
 BeginNameSpace( ONEFLOW )
 
 bool DirExist( const std::string & dirName );
-void MakeDir( const std::string & dirName );
+bool MakeDir( const std::string & dirName );
 
-std::string HX_GetExePath();
+//std::string HX_GetExeDirectory();
+std::filesystem::path HX_GetExeDirectory();
 std::string HX_GetCurrentDir();
 
 bool EndWithSlash( const std::string & fileName );
diff --git a/codes/project/src/FileUtil.cpp b/codes/project/src/FileUtil.cpp
index f34add3ca..7f07eac42 100644
--- a/codes/project/src/FileUtil.cpp
+++ b/codes/project/src/FileUtil.cpp
@@ -38,63 +38,80 @@ License
     #endif
 #endif
 
+#include <vector>
+#include <climits>
 #include <iostream>
+#include <filesystem>
 
 BeginNameSpace( ONEFLOW )
 
-bool DirExist( const std::string & dirName )
+bool DirExist(const std::string& dirName)
 {
-#ifdef _WINDOWS
-    bool flag = ( _access( dirName.c_str(), 0 ) == 0 );
-    return flag;
-#else
-    bool flag = ( access( dirName.c_str(), 0 ) == 0 );
-    return flag;
-#endif
+    std::error_code ec;
+    return std::filesystem::is_directory(dirName, ec) && !ec;
 }
 
-void MakeDir( const std::string & dirName )
+bool MakeDir(const std::string& dirName)
 {
-    int flag;
-#ifdef _WINDOWS
-    flag = _mkdir( dirName.c_str() );
-#else
-    #ifdef WIN_GNU
-        flag = _mkdir( dirName.c_str() );
-    #else
-        flag = mkdir( dirName.c_str(), S_IRWXU );
-    #endif
-#endif
-
-    if ( flag == 0 )
-    {
-        std::cout << dirName << " directory has been created successfully !\n";
+    try {
+        if (std::filesystem::exists(dirName)) {
+            if (std::filesystem::is_directory(dirName)) {
+                std::cout << "Directory already exists: " << dirName << std::endl;
+                return true;
+            } else {
+                std::cerr << "Path exists but is not a directory: " << dirName << std::endl;
+                return false;
+            }
+        }
+
+        // ����Ŀ¼��Ĭ��Ȩ�ޣ�֧�ֵݹ飩
+        if (std::filesystem::create_directories(dirName)) {
+            std::cout << "Directory created successfully: " << dirName << std::endl;
+            return true;
+        } else {
+            std::cerr << "Failed to create directory: " << dirName << std::endl;
+            return false;
+        }
+    } catch (const std::filesystem::filesystem_error& e) {
+        std::cerr << "Filesystem error: " << e.what() << std::endl;
+        return false;
     }
 }
 
-std::string HX_GetExePath()
+std::filesystem::path HX_GetExeDirectory()
 {
-    char buffer[ FILENAME_MAX ] = { 0 };
 #ifdef _WIN32
-    GetModuleFileName( NULL, buffer, FILENAME_MAX );
+    std::wstring wbuf(MAX_PATH, L'\0');
+    DWORD len = 0;
+    while (true) {
+        len = GetModuleFileNameW(nullptr, wbuf.data(), static_cast<DWORD>(wbuf.size()));
+        if (len == 0) return {};
+        if (len < wbuf.size()) break;
+        wbuf.resize(wbuf.size() * 2);
+    }
+    return std::filesystem::path(wbuf.substr(0, len)).parent_path();
 #else
-    std::size_t count = readlink( "/proc/self/exe", buffer, FILENAME_MAX );
+    std::vector<char> buf(PATH_MAX);
+    ssize_t count = -1;
+    while (true) {
+        count = readlink("/proc/self/exe", buf.data(), buf.size());
+        if (count < 0) return {};
+        if (static_cast<size_t>(count) < buf.size()) break;
+        buf.resize(buf.size() * 2);
+    }
+    buf[count] = '\0';
+    return std::filesystem::path(std::string(buf.data(), count)).parent_path();
 #endif
-    std::string::size_type pos = std::string( buffer ).find_last_of( "\\/" );
-    return std::string( buffer ).substr( 0, pos);
 }
 
 
 std::string HX_GetCurrentDir()
 {
-#ifdef _WINDOWS
-    char * cwd = _getcwd( 0, 0 );
-#else
-    char * cwd = getcwd( 0, 0 ); 
-#endif
-    std::string working_dir( cwd ) ;
-    std::free( cwd ) ;
-    return working_dir ;
+    try {
+        return std::filesystem::current_path().string();
+    } catch (const std::filesystem::filesystem_error&) {
+        return {};  // or rethrow / log the error
+    }
 }
 
 bool EndWithSlash( const std::string & fileName )
diff --git a/codes/project/src/Prj.cpp b/codes/project/src/Prj.cpp
index 09495a1a3..aacab215b 100644
--- a/codes/project/src/Prj.cpp
+++ b/codes/project/src/Prj.cpp
@@ -60,7 +60,7 @@ void Prj::ProcessCmdLineArgs( std::vector<std::string> &args )
 
 void Prj::Init()
 {
-    Prj::execute_dir = HX_GetExePath();
+    Prj::execute_dir = HX_GetExeDirectory().string();
     Prj::current_dir = HX_GetCurrentDir();
 
     std::cout << " Prj::execute_dir = " << Prj::execute_dir << "\n";
diff --git a/doc/source/conf.py b/doc/source/conf.py
index 7acd13cac..a3285a565 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -7,7 +7,7 @@
 # https://www.sphinx-doc.org/en/master/usage/configuration.html#project-information
 
 project = 'Scientific Computing'
-copyright = '2017~2024, eric'
+copyright = '2017-2026, eric'
 author = 'eric'
 release = '1.0'