by default use codepage1252 for metadata including non-ascii characters while missing codepage info

lib/imc_channel.hpp

@@ -12,6 +12,8 @@
 #include <time.h>
 #if defined(__linux__) || defined(__APPLE__)
 #include <iconv.h>
+#elif defined(__WIN32__) || defined(_WIN32)
+#define timegm _mkgmtime
 #endif
 
 //---------------------------------------------------------------------------//
@@ -494,28 +496,35 @@ namespace imc
     // convert any description, units etc. to UTF-8 (by default)
     void convert_encoding()
     {
+      // actual input codepage
+      std::string cpn;
+
       if ( !codepage_.empty() )
       {
         // construct iconv-compatible name for respective codepage
-        std::string cpn = std::string("CP") + codepage_;
-
-        // set up converter
-        std::string utf = std::string("UTF-8");
-        iconverter conv(cpn,utf);
-
-        conv.convert(name_);
-        conv.convert(comment_);
-        conv.convert(origin_);
-        conv.convert(origin_comment_);
-        conv.convert(text_);
-        conv.convert(language_code_);
-        conv.convert(yname_);
-        conv.convert(yunit_);
-        conv.convert(xname_);
-        conv.convert(xunit_);
-        conv.convert(group_name_);
-        conv.convert(group_comment_);
+        cpn = std::string("CP") + codepage_;
       }
+      else {
+	// assume codepage 1252 by default
+	cpn = std::string("CP1252");
+      }
+
+      // set up converter
+      std::string utf = std::string("UTF-8");
+      iconverter conv(cpn,utf);
+
+      conv.convert(name_);
+      conv.convert(comment_);
+      conv.convert(origin_);
+      conv.convert(origin_comment_);
+      conv.convert(text_);
+      conv.convert(language_code_);
+      conv.convert(yname_);
+      conv.convert(yunit_);
+      conv.convert(xname_);
+      conv.convert(xunit_);
+      conv.convert(group_name_);
+      conv.convert(group_comment_);
     }
 
     // get info string

python/VERSION

@@ -1 +1 @@
-2.0.15
+2.0.16