Merge remote-tracking branch 'origin/master'

tinyxml2.cpp

@@ -422,16 +422,19 @@ void XMLUtil::ToStr( bool v, char* buffer, int bufferSize )
     TIXML_SNPRINTF( buffer, bufferSize, "%d", v ? 1 : 0 );
 }
 
-
+/*
+	ToStr() of a number is a very tricky topic.
+	https://github.com/leethomason/tinyxml2/issues/106
+*/
 void XMLUtil::ToStr( float v, char* buffer, int bufferSize )
 {
-    TIXML_SNPRINTF( buffer, bufferSize, "%f", v );
+    TIXML_SNPRINTF( buffer, bufferSize, "%.8g", v );
 }
 
 
 void XMLUtil::ToStr( double v, char* buffer, int bufferSize )
 {
-    TIXML_SNPRINTF( buffer, bufferSize, "%f", v );
+    TIXML_SNPRINTF( buffer, bufferSize, "%.17g", v );
 }
 
 
@@ -497,12 +500,7 @@ char* XMLDocument::Identify( char* p, XMLNode** node )
     }
 
     // What is this thing?
-    // - Elements start with a letter or underscore, but xml is reserved.
-    // - Comments: <!--
-    // - Declaration: <?
-    // - Everything else is unknown to tinyxml.
-    //
-
+	// These strings define the matching patters:
     static const char* xmlHeader		= { "<?" };
     static const char* commentHeader	= { "<!--" };
     static const char* dtdHeader		= { "<!" };
@@ -1262,6 +1260,57 @@ const char* XMLElement::GetText() const
 }
 
 
+void	XMLElement::SetText( const char* inText )
+{
+	if ( FirstChild() && FirstChild()->ToText() )
+		FirstChild()->SetValue( inText );
+	else {
+		XMLText*	theText = GetDocument()->NewText( inText );
+		InsertFirstChild( theText );
+	}
+}
+
+
+void XMLElement::SetText( int v ) 
+{
+    char buf[BUF_SIZE];
+    XMLUtil::ToStr( v, buf, BUF_SIZE );
+    SetText( buf );
+}
+
+
+void XMLElement::SetText( unsigned v ) 
+{
+    char buf[BUF_SIZE];
+    XMLUtil::ToStr( v, buf, BUF_SIZE );
+    SetText( buf );
+}
+
+
+void XMLElement::SetText( bool v ) 
+{
+    char buf[BUF_SIZE];
+    XMLUtil::ToStr( v, buf, BUF_SIZE );
+    SetText( buf );
+}
+
+
+void XMLElement::SetText( float v ) 
+{
+    char buf[BUF_SIZE];
+    XMLUtil::ToStr( v, buf, BUF_SIZE );
+    SetText( buf );
+}
+
+
+void XMLElement::SetText( double v ) 
+{
+    char buf[BUF_SIZE];
+    XMLUtil::ToStr( v, buf, BUF_SIZE );
+    SetText( buf );
+}
+
+
 XMLError XMLElement::QueryIntText( int* ival ) const
 {
     if ( FirstChild() && FirstChild()->ToText() ) {
@@ -1639,6 +1688,13 @@ XMLError XMLDocument::LoadFile( FILE* fp )
 {
     Clear();
 
+    fseek( fp, 0, SEEK_SET );
+    fgetc( fp );
+    if ( ferror( fp ) != 0 ) {
+        SetError( XML_ERROR_FILE_READ_ERROR, 0, 0 );
+        return _errorID;
+    }
+
     fseek( fp, 0, SEEK_END );
     size_t size = ftell( fp );
     fseek( fp, 0, SEEK_SET );