From c89c33a220b40c80f8b6d1b45d62d410b4da17d0 Mon Sep 17 00:00:00 2001
From: Thomas Purcell <purcell@fhi-berlin.mpg.de>
Date: Wed, 2 Sep 2020 17:11:31 +0200
Subject: [PATCH] Add error if feature list file is empty
should prevent seg fault kernel dead errors
---
src/feature_creation/node/utils.cpp | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/src/feature_creation/node/utils.cpp b/src/feature_creation/node/utils.cpp
index f345d63e..3758794f 100644
--- a/src/feature_creation/node/utils.cpp
+++ b/src/feature_creation/node/utils.cpp
@@ -122,14 +122,15 @@ std::vector<node_ptr> str2node::phi_from_file(std::string filename, std::vector<
std::ifstream file_stream;
file_stream.open(filename, std::ios::in);
+ int numLines = 0;
std::string line;
std::vector<node_ptr> phi;
int feat_ind = phi_0.size();
- std::getline(file_stream, line);
while(std::getline(file_stream, line))
{
+ ++numLines;
if(line[0] == '#')
continue;
try
@@ -148,6 +149,9 @@ std::vector<node_ptr> str2node::phi_from_file(std::string filename, std::vector<
}
}
file_stream.close();
+
+ if(numLines < 1)
+ throw std::logic_error("File, " + filename + " not present");
return phi;
}
--
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