From fb78c7fa4839d87fa4cc406f8bef0ddeb99aa431 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marek=20Ne=C4=8Dada?= <marek@necada.org>
Date: Thu, 17 May 2018 23:12:52 +0000
Subject: [PATCH] Check argc

Former-commit-id: 11ffbe17d94708b8755f3a228040e723c987b248
---
 qpms/apps/hexlattice_ewald_altin.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/qpms/apps/hexlattice_ewald_altin.c b/qpms/apps/hexlattice_ewald_altin.c
index a9acd89..590406f 100644
--- a/qpms/apps/hexlattice_ewald_altin.c
+++ b/qpms/apps/hexlattice_ewald_altin.c
@@ -152,6 +152,7 @@ int main (int argc, char **argv) {
   const double MAXR_REAL = 100 * LATTICE_H;
   const double MAXR_K = 100 * INVLATTICE_A;
 
+  if (argc < 2) abort();
 
   char *omegastr = argv[1];
   // char *kfile = argv[2]; // not used;, will be read from stdin