From 00e8004042af0a7a51482d4b35e887f3d6c4e009 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20T=C5=AFma?= <tumic@cbox.cz>
Date: Mon, 28 Aug 2023 20:14:30 +0200
Subject: [PATCH] Improve GHP data detection

Do not consider all files with size divisible by 20 as valid GHP data... Require
at least on valid data point.
---
 src/data/onmoveparsers.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/data/onmoveparsers.cpp b/src/data/onmoveparsers.cpp
index 0f7d93eb..3127a8c7 100644
--- a/src/data/onmoveparsers.cpp
+++ b/src/data/onmoveparsers.cpp
@@ -270,6 +270,10 @@ bool GHPParser::parse(QFile *file, QList<TrackData> &tracks,
 		_errorString = "unexpected end of file";
 		return false;
 	}
+	if (!segment.size()) {
+		_errorString = "No usable data found";
+		return false;
+	}
 
 	tracks.append(TrackData());
 	tracks.last().append(segment);