From bc51d19c0d45b48308e8ee23097447e9377d2c96 Mon Sep 17 00:00:00 2001
From: Charles Kerr <charles@transmissionbt.com>
Date: Thu, 27 Nov 2008 18:35:26 +0000
Subject: [PATCH] (libT) #1491: json floats decimal separator depends on
 language settings

---
 libtransmission/bencode.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/libtransmission/bencode.c b/libtransmission/bencode.c
index 0bc70268e..da0835b8f 100644
--- a/libtransmission/bencode.c
+++ b/libtransmission/bencode.c
@@ -17,6 +17,8 @@
 #include <stdlib.h>
 #include <string.h>
 
+#include <locale.h>
+
 #include <event.h> /* evbuffer */
 
 #include "ConvertUTF.h"
@@ -707,8 +709,15 @@ tr_bencDictAddDouble( tr_benc *    dict,
                       double       d )
 {
     char buf[128];
+    char * locale;
 
+    /* the json spec requires a '.' decimal point regardless of locale */
+    locale = tr_strdup( setlocale ( LC_NUMERIC, NULL ) );
+    setlocale( LC_NUMERIC, "POSIX" );
     tr_snprintf( buf, sizeof( buf ), "%f", d );
+    setlocale( LC_NUMERIC, locale );
+    tr_free( locale );
+
     return tr_bencDictAddStr( dict, key, buf );
 }