it is not really possible to generate an indentation of negative amount

Signed-off-by: Kristof Szabados <Kristof.Szabados@ericsson.com>

xsdconvert/GeneralFunctions.cc

@@ -616,8 +616,8 @@ void printWarning(const Mstring& filename, const Mstring& typeName, const Mstrin
     text.c_str());
 }
 
-void indent(FILE* file, const int x) {
-  for (int l = 0; l < x; ++l) {
+void indent(FILE* file, const unsigned int x) {
+  for (unsigned int l = 0; l < x; ++l) {
     fprintf(file, "\t");
   }
 }

xsdconvert/GeneralFunctions.hh

@@ -48,7 +48,7 @@ void printWarning(const Mstring& filename, int lineNumber, const Mstring& text);
 void printWarning(const Mstring& filename, const Mstring& typeName, const Mstring& text);
 void printError(const Mstring& filename, int lineNumber, const Mstring& text);
 void printError(const Mstring& filename, const Mstring& typeName, const Mstring& text);
-void indent(FILE * file, const int x);
+void indent(FILE * file, const unsigned int x);
 
 long double stringToLongDouble(const char * input);
 

xsdconvert/RootType.cc

@@ -203,7 +203,7 @@ void RootType::addComment(const Mstring& text) {
   comment.push_back(Mstring("/* " + text + " */\n"));
 }
 
-void RootType::printComment(FILE * file, int level) {
+void RootType::printComment(FILE * file, unsigned int level) {
   if (!c_flag_used && !comment.empty()) {
     for (List<Mstring>::iterator c = comment.begin(); c; c = c->Next) {
       indent(file, level);

xsdconvert/RootType.hh

@@ -289,7 +289,7 @@ public:
   virtual void printVariant(FILE * file);
 
   virtual void addComment(const Mstring& text);
-  virtual void printComment(FILE * file, int level = 0);
+  virtual void printComment(FILE * file, unsigned int level = 0);
 
   void printMinOccursMaxOccurs(FILE * file, const bool inside_union,
       const bool empty_allowed = true) const;