From 802a5a5915940c87714e4e99382db15be9c1a9b9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Stenberg?= <bjorn@haxx.se>
Date: Sun, 21 Mar 2004 15:59:41 +0000
Subject: Bug fix: Don't show battery level -1.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@4423 a1c6a512-1295-4272-9138-f99709370657
---
 apps/wps-display.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/apps/wps-display.c b/apps/wps-display.c
index ded6c7c..1a5a514 100644
--- a/apps/wps-display.c
+++ b/apps/wps-display.c
@@ -546,8 +546,14 @@ static char* get_tag(struct mp3entry* id3,
             *flags |= WPS_REFRESH_DYNAMIC;
             switch (tag[1]) {
                 case 'l': /* battery level */
-                    snprintf(buf, buf_size, "%d%%", battery_level());
+                {
+                    int l = battery_level();
+                    if (l > -1)
+                        snprintf(buf, buf_size, "%d%%");
+                    else
+                        return "?%";
                     return buf;
+                }
 
                 case 't': /* estimated battery time */
                 {
-- 
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