[gcalctool] Fix thousands separator being on front of three digit numbers

[Robert Ancell <rancell src gnome org>]

commit d35eed9b499267818e9b311b2740f7d869ccb4ee
Author: Robert Ancell <robert ancell canonical com>
Date:   Thu Apr 21 18:00:17 2011 +1000

    Fix thousands separator being on front of three digit numbers

 NEWS                |    1 +
 src/mp-serializer.c |   12 ++++++------
 2 files changed, 7 insertions(+), 6 deletions(-)
---
diff --git a/NEWS b/NEWS
index 983898e..e014668 100644
--- a/NEWS
+++ b/NEWS
@@ -15,6 +15,7 @@ Overview of changes in gcalctool 6.1.0
     * Support both μs and us for entering microseconds
     * Fix order of implied multiplication
     * Make automatic exponentiation less aggressive
+    * Fix thousands separator being on front of three digit numbers
 
 Overview of changes in gcalctool 6.0.0
 
diff --git a/src/mp-serializer.c b/src/mp-serializer.c
index 501128a..4827432 100644
--- a/src/mp-serializer.c
+++ b/src/mp-serializer.c
@@ -88,6 +88,12 @@ mp_cast_to_string_real(MpSerializer *serializer, const MPNumber *x, int base, gb
         MPNumber t, t2, t3;
         int64_t d;
 
+        if (serializer->priv->base == 10 && serializer->priv->show_tsep && i == serializer->priv->tsep_count) {
+            g_string_prepend_unichar(string, serializer->priv->tsep);
+            i = 0;
+        }
+        i++;
+
         mp_divide_integer(&temp, base, &t);
         mp_floor(&t, &t);
         mp_multiply_integer(&t, base, &t2);
@@ -98,12 +104,6 @@ mp_cast_to_string_real(MpSerializer *serializer, const MPNumber *x, int base, gb
         g_string_prepend_c(string, d < 16 ? digits[d] : '?');
         (*n_digits)++;
 
-        i++;
-        if (serializer->priv->base == 10 && serializer->priv->show_tsep && i == serializer->priv->tsep_count) {
-            g_string_prepend_unichar(string, serializer->priv->tsep);
-            i = 0;
-        }
-
         mp_set_from_mp(&t, &temp);
     } while (!mp_is_zero(&temp));