[Minor] Use unique ptr

diff --git a/src/libutil/cxx/utf8_util.cxx b/src/libutil/cxx/utf8_util.cxx
index 4be7e9c585780fd212dd30fa7bb67ec0af3db31b..8bb709abfa9c9e2b268118bb88e6a8cfce2a7a63 100644 (file)
--- a/src/libutil/cxx/utf8_util.cxx
+++ b/src/libutil/cxx/utf8_util.cxx
@@ -165,9 +165,9 @@ rspamd_utf8_transliterate(const gchar *start, gsize len, gsize *target_len)
 {
        UErrorCode uc_err = U_ZERO_ERROR;
 
-       static const icu::Transliterator *transliterator = nullptr;
+       static std::unique_ptr<icu::Transliterator> transliterator;
 
-       if (transliterator == nullptr) {
+       if (!transliterator) {
                UParseError parse_err;
                static const auto rules = icu::UnicodeString{":: Any-Latin;"
                                                                                                         ":: [:Nonspacing Mark:] Remove;"
@@ -179,9 +179,10 @@ rspamd_utf8_transliterate(const gchar *start, gsize len, gsize *target_len)
                                                                                                         ":: NULL;"
                                                                                                         "[:Space Separator:] > ' '"
                };
-               transliterator = icu::Transliterator::createFromRules("RspamdTranslit", rules, UTRANS_FORWARD, parse_err, uc_err);
+               transliterator = std::unique_ptr<icu::Transliterator>(
+                       icu::Transliterator::createFromRules("RspamdTranslit", rules, UTRANS_FORWARD, parse_err, uc_err));
 
-               if (U_FAILURE(uc_err) || transliterator == nullptr) {
+               if (U_FAILURE(uc_err) || !transliterator) {
                        auto context = icu::UnicodeString(parse_err.postContext, sizeof(parse_err.preContext) / sizeof(UChar));
                        g_error ("fatal error: cannot init libicu transliteration engine: %s, line: %d, offset: %d",
                                        u_errorName(uc_err), parse_err.line, parse_err.offset);