Different small fixes plus error logging.

[stg.git] / stglibs / common.lib / include / stg / common.h

diff --git a/stglibs/common.lib/include/stg/common.h b/stglibs/common.lib/include/stg/common.h
index eb0d14a625343b00f41bc53131fd2631d927075d..3b1ea27541020c684d0e79ee88374d1dae704126 100644 (file)
--- a/stglibs/common.lib/include/stg/common.h
+++ b/stglibs/common.lib/include/stg/common.h
@@ -96,6 +96,9 @@ std::string &   TrimL(std::string & val);
 std::string &   TrimR(std::string & val);
 std::string &   Trim(std::string & val);
 
+std::string     ToLower(const std::string & value);
+std::string     ToUpper(const std::string & value);
+
 std::string     IconvString(const std::string & source, const std::string & from, const std::string & to);
 
 int ParseInt(const std::string & str, int * val);
@@ -112,11 +115,11 @@ int str2x(const std::string & str, varT & x);
 template <typename varT>
 const std::string & x2str(varT x, std::string & s);
 template <typename varT>
-const std::string & x2str(varT x) { std::string s; return x2str(x, s); }
+std::string x2str(varT x) { std::string s; return x2str(x, s); }
 template <typename varT>
 const std::string & unsigned2str(varT x, std::string & s);
 template <typename varT>
-const std::string & unsigned2str(varT x) { std::string s; return unsigned2str(x, s); }
+std::string unsigned2str(varT x) { std::string s; return unsigned2str(x, s); }
 
 //-----------------------------------------------------------------------------
 template <typename varT>