From 16518e076317b9296b149babad356a71803852a2 Mon Sep 17 00:00:00 2001
From: Marco Biasini <marco.biasini@unibas.ch>
Date: Sat, 7 May 2011 00:43:41 +0200
Subject: [PATCH] better error message when trying to load ClustalW alignment
from file that doesn't exist
---
modules/io/src/seq/clustal_io_handler.cc | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/modules/io/src/seq/clustal_io_handler.cc b/modules/io/src/seq/clustal_io_handler.cc
index a02fa7682..50689f947 100644
--- a/modules/io/src/seq/clustal_io_handler.cc
+++ b/modules/io/src/seq/clustal_io_handler.cc
@@ -76,6 +76,10 @@ void ClustalIOHandler::Import(seq::SequenceList& aln,
typedef std::map<String, seq::SequenceHandle> SeqMap;
std::vector<seq::SequenceHandle> order;
SeqMap seq_map;
+ if (!instream) {
+ throw IOException("Can't import CLUSTAL alignment. Inexisting file "
+ "or invalid stream.");
+ }
if (!std::getline(instream, line) || line.find("CLUSTAL")!=0) {
throw IOException("bad CLUSTAL file. First line must contain CLUSTAL");
}
--
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