[gcalctool] Don't use automatic exponential format when not in base 10

[Robert Ancell <rancell src gnome org>]

commit 6fb01c44c153f15c9ee40bf078d3cef3800a86cb
Author: Robert Ancell <robert ancell canonical com>
Date:   Fri Mar 18 14:45:09 2011 +1100

    Don't use automatic exponential format when not in base 10

 NEWS                |    1 +
 src/mp-serializer.c |    2 +-
 2 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/NEWS b/NEWS
index 2d30ea1..3f93710 100644
--- a/NEWS
+++ b/NEWS
@@ -2,6 +2,7 @@ Overview of changes in gcalctool 5.91.91
 
     * Disable localized digits (Bug #644980)
     * Fix crash doing bitwise operations with large numbers (Bug #637328)
+    * Don't use automatic exponential format when not in base 10
 
 Overview of changes in gcalctool 5.91.90
 
diff --git a/src/mp-serializer.c b/src/mp-serializer.c
index 9d877d6..e3af219 100644
--- a/src/mp-serializer.c
+++ b/src/mp-serializer.c
@@ -360,7 +360,7 @@ mp_serializer_to_string(MpSerializer *serializer, const MPNumber *x)
     case MP_DISPLAY_FORMAT_AUTOMATIC:
         s0 = mp_cast_to_string(serializer, x);
         s1 = mp_cast_to_exponential_string(serializer, x, FALSE);
-        if (g_utf8_strlen(s0, -1) < g_utf8_strlen(s1, -1))
+        if (serializer->priv->base != 10 || g_utf8_strlen(s0, -1) < g_utf8_strlen(s1, -1))
         {
             g_free(s1);
             return s0;