From 32790cb16956bb43607b4a4c2bbdead979009c8b Mon Sep 17 00:00:00 2001
From: Joshua Sled <jsled@asynchronous.org>
Date: Tue, 31 Jan 2006 03:34:26 +0000
Subject: [PATCH] Do the Locale-two-step to fix graphs in non-C-locales. 
 Bug#328773.

git-svn-id: svn+ssh://svn.gnucash.org/repo/gnucash/trunk@13055 57a11ea4-9604-0410-9ed3-97b8803252fd
---
 ChangeLog                            |  6 ++++++
 src/gnome-utils/gnc-html-graph-gog.c | 15 ++++++++++++---
 2 files changed, 18 insertions(+), 3 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 01009b7ca0..bd660dfb5e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2006-01-30  Joshua Sled  <jsled@asynchronous.org>
+
+	* src/gnome-utils/gnc-html-graph-gog.c (read_doubles): Explicitly
+	enter the C locale before calling sscanf on doubles string-ified
+	by guile.  Bug#328773.
+
 2006-01-30  Derek Atkins  <derek@ihtfp.com>
 
 	* src/business/business-core/gncInvoice.c:
diff --git a/src/gnome-utils/gnc-html-graph-gog.c b/src/gnome-utils/gnc-html-graph-gog.c
index 33b89d677d..fb28286453 100644
--- a/src/gnome-utils/gnc-html-graph-gog.c
+++ b/src/gnome-utils/gnc-html-graph-gog.c
@@ -28,6 +28,7 @@
 #include <gtkhtml/gtkhtml-embedded.h>
 #include <string.h>
 
+#include "gnc-ui-util.h"
 #include "gnc-html-graph-gog.h"
 #include "gnc-html.h"
 #include "gnc-engine.h"
@@ -98,10 +99,17 @@ read_doubles(const char * string, int nvalues)
   int    accum = 0;
   double * retval = g_new0(double, nvalues);
 
-  for (n=0; n<nvalues; n++) {
-    sscanf(string + accum, "%le%n", &retval[n], &choffset);
-    accum += choffset;
+  // guile is going to (puts ...) the elements of the double array
+  // together. In non-POSIX locales, tthat will be in a format that
+  // the locale-specific sscanf will not be able to parse.
+  gnc_push_locale("C");
+  {
+    for (n=0; n<nvalues; n++) {
+      sscanf(string + accum, "%le%n", &retval[n], &choffset);
+      accum += choffset;
+    }
   }
+  gnc_pop_locale();
 
   return retval;
 }
@@ -318,6 +326,7 @@ handle_piechart(gnc_html * html, GtkHTMLEmbedded * eb, gpointer d)
     sscanf( datasizeStr, "%d", &datasize );
     data = read_doubles( dataStr, datasize );
     labels = read_strings( labelsStr, datasize );
+    _debug_print_array(labels, datasize);
     colors = read_strings( colorStr, datasize );
   }