WebSVN – spk – Diff – //libspk/src/File_IO.cpp

 	char *data = new char[offset];
 	fread ( data, sizeof(unsigned char), offset, id );
 	fwrite ( data, sizeof(unsigned char), offset, writeId );
 	delete data;
-	/*
-	// first write the data before the file
-	size_t tosize = offset;
-	while ( tosize )
-	{
-		int read = 500000;
-		if ( read > tosize )
-			read = tosize;
-		fread ( data, sizeof(unsigned char), read, id );
-		fwrite ( data, sizeof(unsigned char), read, writeId );
-		tosize -= read;
-	}
-*/
 	// next fseek after and write
 	fseek ( id, datasize, SEEK_CUR );
 	size = fullsize - offset - datasize;
+	if ( size > 0 ) {
-	data = new char[size];
+		data = new char[size];
-	fread ( data, sizeof(unsigned char), size, id );
+		fread ( data, sizeof(unsigned char), size, id );
-	fwrite ( data, sizeof(unsigned char), size, writeId );
+		fwrite ( data, sizeof(unsigned char), size, writeId );
-	delete data;
+		delete data;
-	/*
-	while ( size )
-	{
+	}
-		int read = 500000;
-		if ( read > size )
-			read = size;
-		fread ( data, sizeof(unsigned char), read, id );
-		fwrite ( data, sizeof(unsigned char), read, writeId );
-		size -= read;
-	}*/
 	fclose ( writeId );
 	fclose ( id );
 	// now copy to original file
+	{
 		fclose ( aid);
 		return false;
+	}
+	if ( start == end ) {
+		fseek(aid, 0, SEEK_END);
+	}
+	else {
-	fseek ( aid, start, SEEK_SET );
+		fseek ( aid, start, SEEK_SET );
+	}
 	char *pos = (char *)d;
 	while ( size > 0 )
+	{
 		size_t read = 500000;

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