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--- a/src/utils/utf8iter.cpp
+++ b/src/utils/utf8iter.cpp
@@ -1,10 +1,11 @@
 #ifndef lint
-static char rcsid[] = "@(#$Id: utf8iter.cpp,v 1.1 2005-02-10 19:52:50 dockes Exp $ (C) 2005 J.F.Dockes";
+static char rcsid[] = "@(#$Id: utf8iter.cpp,v 1.2 2005-02-11 11:20:02 dockes Exp $ (C) 2005 J.F.Dockes";
 #endif
 #include <stdio.h>
 #include <string>
 #include <iostream>
 #include <list>
+#include <vector>
 #include "debuglog.h"
 using namespace std;
 
@@ -22,32 +23,61 @@
     const char *infile = argv[1];
     const char *outfile = argv[2];
     string in;
-    string out;
     if (!file_to_string(infile, in)) {
 	cerr << "Cant read file\n" << endl;
 	exit(1);
     }
+    
+    vector<unsigned int>ucsout1;
+    string out, out1;
     Utf8Iter it(in);
     FILE *fp = fopen(outfile, "w");
     if (fp == 0) {
 	fprintf(stderr, "cant create %s\n", outfile);
 	exit(1);
     }
-    while (!it.eof()) {
+    int nchars = 0;
+    for (;!it.eof(); it++) {
 	unsigned int value = *it;
-	it.appendchartostring(out);
-	it++;
+	if (value == (unsigned int)-1) {
+	    fprintf(stderr, "Conversion error occurred\n");
+	    exit(1);
+	}
+	ucsout1.push_back(value);
 	fwrite(&value, 4, 1, fp);
+	if (!it.appendchartostring(out))
+	    break;
+	out1 += it;
+	nchars++;
     }
-    fclose(fp);
-    if (it.error()) {
-	fprintf(stderr, "Conversion error occurred\n");
-	exit(1);
-    }
+    fprintf(stderr, "nchars1 %d\n", nchars);
     if (in != out) {
 	fprintf(stderr, "error: out != in\n");
 	exit(1);
     }
+    if (in != out1) {
+	fprintf(stderr, "error: out1 != in\n");
+	exit(1);
+    }
+
+    vector<unsigned int>ucsout2;
+    it.rewind();
+    for (int i = 0; ; i++) {
+	unsigned int value;
+	if ((value = it[i]) == (unsigned int)-1) {
+	    fprintf(stderr, "%d chars\n", i);
+	    break;
+	}
+	it++;
+	ucsout2.push_back(value);
+    }
+
+    if (ucsout1 != ucsout2) {
+	fprintf(stderr, "error: ucsout1 != ucsout2\n");
+	exit(1);
+    }
+
+    fclose(fp);
     exit(0);
 }