From 5331e04f4d90daa69ee5376e7b991fa48399c204 Mon Sep 17 00:00:00 2001
From: oliskoli <oliskoli@f51c46e8-681c-474f-0cfe-069cfd0219fb>
Date: Thu, 30 Nov 2006 01:32:41 +0000
Subject: [PATCH] Do not read empty files.

git-svn-id: http://gpsbabel.googlecode.com/svn/trunk@2559 f51c46e8-681c-474f-0cfe-069cfd0219fb
---
 gpsbabel/mapsend.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/gpsbabel/mapsend.c b/gpsbabel/mapsend.c
index 90cb6aa63..89629d1ba 100644
--- a/gpsbabel/mapsend.c
+++ b/gpsbabel/mapsend.c
@@ -313,7 +313,7 @@ static void
 mapsend_read(void)
 {
 	mapsend_hdr hdr;
-	int type;
+	int type, len;
 	char buf[3];
 
 	/*
@@ -321,7 +321,9 @@ mapsend_read(void)
 	 * strings, each member has to be read in one at a time.  Grrr.
 	 */
 
-	fread(&hdr, sizeof(hdr), 1, mapsend_file_in);
+	len = fread(&hdr, 1, sizeof(hdr), mapsend_file_in);
+	is_fatal(len < sizeof(hdr), MYNAME ": No mapsend or empty file!");
+	
 	type = le_read16(&hdr.ms_type);
 	strncpy(buf, hdr.ms_version, 2);
 	buf[2] = '\0';
-- 
2.30.2