vcpkg_from_git: append ssh bin directory to path

toolsrc/include/vcpkg/base/system.process.h

@@ -40,7 +40,7 @@ namespace vcpkg::System
 
     const Environment& get_clean_environment();
     Environment get_modified_clean_environment(const std::unordered_map<std::string, std::string>& extra_env,
-                                               const std::string& prepend_to_path = {});
+                                               const std::string& prepend_to_path = {}, const std::string& append_to_path = {});
 
     int cmd_execute(const ZStringView cmd_line, const Environment& env = {});
     int cmd_execute_clean(const ZStringView cmd_line);

toolsrc/src/vcpkg/base/system.process.cpp

@@ -190,7 +190,7 @@ namespace vcpkg
 
 #if defined(_WIN32)
     Environment System::get_modified_clean_environment(const std::unordered_map<std::string, std::string>& extra_env,
-                                                       const std::string& prepend_to_path)
+                                                       const std::string& prepend_to_path, const std::string& append_to_path)
     {
         static const std::string SYSTEM_ROOT = get_environment_variable("SystemRoot").value_or_exit(VCPKG_LINE_INFO);
         static const std::string SYSTEM_32 = SYSTEM_ROOT + R"(\system32)";
@@ -291,6 +291,10 @@ namespace vcpkg
 
         if (extra_env.find("PATH") != extra_env.end())
             new_path += Strings::format(";%s", extra_env.find("PATH")->second);
+
+        if(!append_to_path.empty())
+            new_path += Strings::format(";%s", append_to_path);
+
         env_cstr.append(Strings::to_utf16(new_path));
         env_cstr.push_back(L'\0');
         env_cstr.append(L"VSLANG=1033");

toolsrc/src/vcpkg/build.cpp

@@ -470,6 +470,7 @@ namespace vcpkg::Build
         auto&& scfl = action.source_control_file_location.value_or_exit(VCPKG_LINE_INFO);
 
         std::string prepend_to_path;
+        std::string append_to_path;
 
 #if defined(_WIN32)
         const fs::path& powershell_exe_path = paths.get_tool_exe("powershell-core");
@@ -489,7 +490,7 @@ namespace vcpkg::Build
             fs::path git_ssh_exe_path = git_ssh_search_path / "usr" / "bin" / "ssh.exe";
             if (fs.exists(git_ssh_exe_path))
             {
-                prepend_to_path += git_ssh_exe_path.parent_path().u8string() + ";";
+                append_to_path += git_ssh_exe_path.parent_path().u8string() + ";";
                 break;
             }
         }
@@ -532,7 +533,7 @@ namespace vcpkg::Build
 
         const auto& env = build_env_cache.get_lazy({&base_env, build_env_cmd}, [&]() {
             auto clean_env =
-                System::get_modified_clean_environment(base_env, prepend_to_path);
+                System::get_modified_clean_environment(base_env, prepend_to_path, append_to_path);
             if (build_env_cmd.empty())
                 return clean_env;
             else