Fixed MSVC warnings, all inocuous

src/rcldb/rclabsfromtext.cpp

@@ -388,7 +388,7 @@ int Query::Native::abstractFromText(
     Xapian::docid docid,
     const vector<string>& matchTerms,
     const multimap<double, vector<string>> byQ,
-    double totalweight,
+    double,
     int ctxwords,
     unsigned int maxtotaloccs,
     vector<Snippet>& vabs,

src/rcldb/rclabstract.cpp

@@ -502,7 +502,7 @@ void Query::Native::abstractCreateSnippetsVector(
 int Query::Native::abstractFromIndex(
     Rcl::Db::Native *ndb,
     Xapian::docid docid,
-    const vector<string>& matchTerms,
+    const vector<string>&,
     const multimap<double, vector<string>> byQ,
     double totalweight,
     int ctxwords,

src/rcldb/rcldb.cpp

@@ -1701,7 +1701,7 @@ bool Db::addOrUpdate(const string &udi, const string &parent_udi, Doc &doc)
         // won't work).
         time_t mtime = atoll(doc.dmtime.empty() ? doc.fmtime.c_str() : 
                              doc.dmtime.c_str());
-        struct tm tmb;
+        struct tm tmb{0};
         localtime_r(&mtime, &tmb);
         char buf[50]; // It's actually 9, but use 50 to suppress warnings.
         snprintf(buf, 50, "%04d%02d%02d",

src/rcldb/rclterms.cpp

@@ -334,7 +334,7 @@ bool Db::termMatch(int typ_sens, const string &lang, const string &_term,
 }
 
 bool Db::Native::idxTermMatch_p(
-    int typ, const string &lang, const string &root,
+    int typ, const string&, const string& root,
     std::function<bool(const string& term,
                        Xapian::termcount colfreq,
                        Xapian::doccount termfreq)> client,

src/rcldb/searchdata.h

@@ -113,8 +113,8 @@ public:
 
     const std::string& getStemLang() {return m_stemlang;}
 
-    void setMinSize(size_t size) {m_minSize = size;}
-    void setMaxSize(size_t size) {m_maxSize = size;}
+    void setMinSize(int64_t size) {m_minSize = size;}
+    void setMaxSize(int64_t size) {m_maxSize = size;}
 
     /** Set date span for filtering results */
     void setDateSpan(DateInterval *dip) {m_dates = *dip; m_haveDates = true;}
@@ -179,8 +179,8 @@ private:
     // something else (date and size specs)
     bool                      m_haveDates;
     DateInterval              m_dates; // Restrict to date interval
-    size_t                    m_maxSize;
-    size_t                    m_minSize;
+    int64_t                    m_maxSize;
+    int64_t                    m_minSize;
 
     // Printable expanded version of the complete query, retrieved/set
     // from rcldb after the Xapian::setQuery() call

src/rcldb/searchdatatox.cpp

@@ -218,15 +218,15 @@ bool SearchData::toNativeQuery(Rcl::Db &db, void *d)
     }
 
 
-    if (m_minSize != size_t(-1) || m_maxSize != size_t(-1)) {
+    if (m_minSize != -1 || m_maxSize != -1) {
         Xapian::Query sq;
 	string min = lltodecstr(m_minSize);
 	string max = lltodecstr(m_maxSize);
-	if (m_minSize == size_t(-1)) {
+	if (m_minSize == -1) {
 	    string value(max);
 	    leftzeropad(value, 12);
 	    sq = Xapian::Query(Xapian::Query::OP_VALUE_LE, VALUE_SIZE, value);
-	} else if (m_maxSize == size_t(-1)) {
+	} else if (m_maxSize == -1) {
 	    string value(min);
 	    leftzeropad(value, 12);
 	    sq = Xapian::Query(Xapian::Query::OP_VALUE_GE, VALUE_SIZE, value);
@@ -331,7 +331,7 @@ public:
         m_ts = ts;
     }
     
-    bool takeword(const std::string &term, int pos, int bs, int be) {
+    bool takeword(const std::string &term, int pos, int, int be) {
 	m_alltermcount++;
 	if (m_lastpos < pos)
 	    m_lastpos = pos;