From 29ae1150cd8186ba6104fc725d6d01a0445f9241 Mon Sep 17 00:00:00 2001
From: ralfulrich <ralf.ulrich@kit.edu>
Date: Thu, 1 Oct 2020 18:23:35 +0200
Subject: [PATCH] produce REAL error message
---
Processes/Proposal/ProposalProcessBase.cc | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/Processes/Proposal/ProposalProcessBase.cc b/Processes/Proposal/ProposalProcessBase.cc
index d2ab2a220..b24143570 100644
--- a/Processes/Proposal/ProposalProcessBase.cc
+++ b/Processes/Proposal/ProposalProcessBase.cc
@@ -14,11 +14,11 @@
#include <corsika/setup/SetupTrajectory.h>
#include <corsika/units/PhysicalUnits.h>
#include <corsika/utl/COMBoost.h>
+#include <cstdlib>
#include <limits>
#include <memory>
#include <random>
#include <tuple>
-#include <cstdlib>
namespace corsika::process::proposal {
bool ProposalProcessBase::CanInteract(particles::Code pcode) const {
@@ -55,8 +55,14 @@ namespace corsika::process::proposal {
//! If corsika data exist store interpolation tables to the corresponding
//! path, otherwise interpolation tables would only stored in main memory if
//! no explicit intrpolation def is specified.
- if(auto data_path = std::getenv("CORSIKA_DATA"))
- PROPOSAL::InterpolationDef::path_to_tables = std::string(data_path) + "/PROPOSAL";
+ if (auto data_path = std::getenv("CORSIKA_DATA")) {
+ PROPOSAL::InterpolationDef::path_to_tables = std::string(data_path) + "/PROPOSAL";
+ } else {
+ throw std::runtime_error(
+ "It is not recommended to run PROPOSAL without its tables in "
+ "$CORSIKA_DATA/PROPOSAL. This would be extremely slow. Please provide the "
+ "table directory. ");
+ }
}
size_t ProposalProcessBase::hash::operator()(const calc_key_t& p) const noexcept {
--
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