Fix clang-tidy-19 errors

.clang-tidy

@@ -19,6 +19,7 @@ Checks: >
   -bugprone-narrowing-conversions,
   -bugprone-signed-char-misuse,
   -bugprone-string-integer-assignment,
+  -bugprone-suspicious-stringview-data-usage,
   -bugprone-switch-missing-default-case,
   -bugprone-unchecked-optional-access,
   -clang-analyzer-nullability.NullablePassedToNonnull,
@@ -27,6 +28,7 @@ Checks: >
   -clang-analyzer-optin.osx.*,
   -clang-analyzer-osx.*,
   -clang-analyzer-unix.Malloc,
+  -clang-analyzer-unix.StdCLibraryFunctions,
   -cppcoreguidelines-avoid-c-arrays,
   -cppcoreguidelines-avoid-const-or-ref-data-members,
   -cppcoreguidelines-avoid-do-while,
@@ -62,11 +64,13 @@ Checks: >
   -readability-avoid-nested-conditional-operator,
   -readability-braces-around-statements,
   -readability-convert-member-functions-to-static,
+  -readability-enum-initial-value,
   -readability-function-cognitive-complexity,
   -readability-function-size,
   -readability-identifier-length,
   -readability-implicit-bool-conversion,
   -readability-magic-numbers,
+  -readability-math-missing-parentheses,
   -readability-named-parameter,
   -readability-redundant-casting,
   -readability-uppercase-literal-suffix,

examples/ftp/Ftp.cpp

@@ -7,6 +7,8 @@
 #include <optional>
 
 
+namespace
+{
 ////////////////////////////////////////////////////////////
 /// Print a FTP response into a standard output stream
 ///
@@ -15,6 +17,7 @@ std::ostream& operator<<(std::ostream& stream, const sf::Ftp::Response& response
 {
     return stream << static_cast<int>(response.getStatus()) << response.getMessage();
 }
+} // namespace
 
 
 ////////////////////////////////////////////////////////////