check HAVE_BOOST_LOCALE and fix compilation when boost-locale is not available

src/init.cpp

@@ -22,8 +22,10 @@
 #include <boost/filesystem/convenience.hpp>
 #include <boost/interprocess/sync/file_lock.hpp>
 #include <boost/algorithm/string/predicate.hpp>
-#include <boost/locale.hpp>
+#ifdef HAVE_BOOST_LOCALE
-#include <boost/locale/generator.hpp>
+  #include <boost/locale.hpp>
+  #include <boost/locale/generator.hpp>
+#endif
 #include <openssl/crypto.h>
 
 #ifndef WIN32
@@ -401,7 +403,9 @@ bool AppInit2(boost::thread_group& threadGroup)
 #endif
 #endif
 #endif
+#ifdef HAVE_BOOST_LOCALE
     std::locale::global(boost::locale::generator().generate(""));
+#endif
 
     // ********************************************************* Step 2: parameter interactions
 

src/twister.cpp

@@ -13,7 +13,9 @@ using namespace json_spirit;
 using namespace std;
 
 #include <boost/filesystem.hpp>
-#include <boost/locale.hpp>
+#ifdef HAVE_BOOST_LOCALE
+  #include <boost/locale.hpp>
+#endif
 #include <boost/algorithm/string.hpp>
 #include <boost/lexical_cast.hpp>
 
@@ -1227,7 +1229,11 @@ void updateSeenHashtags(std::string &message, int64_t msgTime)
     BOOST_FOREACH(string const& token, tokens) {
         if( token.length() >= 2 ) {
             string word = token.substr(1);
+#ifdef HAVE_BOOST_LOCALE
             word = boost::locale::to_lower(word);
+#else
+            boost::algorithm::to_lower(word);
+#endif
             if( token.at(0) == '#') {
                 hashtags.insert(word);
             }
@@ -1490,7 +1496,11 @@ Value newpostmsg(const Array& params, bool fHelp)
     BOOST_FOREACH(string const& token, tokens) {
         if( token.length() >= 2 ) {
             string word = token.substr(1);
+#ifdef HAVE_BOOST_LOCALE
             word = boost::locale::to_lower(word);
+#else
+            boost::algorithm::to_lower(word);
+#endif
             if( token.at(0) == '#') {
                 ses->dht_putData(word, "hashtag", true,
                                  v, strUsername, GetAdjustedTime(), 0);