From 4dce9b9c04f59b5816192ac34f3bd7a2c6247f93 Mon Sep 17 00:00:00 2001
From: Maximilian Reininghaus <maximilian.reininghaus@tu-dortmund.de>
Date: Sun, 19 Apr 2020 18:34:06 +0200
Subject: [PATCH] central access to CORSIKA_DATA path
---
Framework/Utilities/CMakeLists.txt | 2 ++
Framework/Utilities/CorsikaData.cc | 14 ++++++++++++++
Framework/Utilities/CorsikaData.h | 19 +++++++++++++++++++
3 files changed, 35 insertions(+)
create mode 100644 Framework/Utilities/CorsikaData.cc
create mode 100644 Framework/Utilities/CorsikaData.h
diff --git a/Framework/Utilities/CMakeLists.txt b/Framework/Utilities/CMakeLists.txt
index 6baab4e54..b5796bfd5 100644
--- a/Framework/Utilities/CMakeLists.txt
+++ b/Framework/Utilities/CMakeLists.txt
@@ -20,10 +20,12 @@ endif ()
set (
UTILITIES_SOURCES
COMBoost.cc
+ CorsikaData.cc
${CORSIKA_FENV})
set (
UTILITIES_HEADERS
+ CorsikaData.h
COMBoost.h
Bit.h
Singleton.h
diff --git a/Framework/Utilities/CorsikaData.cc b/Framework/Utilities/CorsikaData.cc
new file mode 100644
index 000000000..1d30f5132
--- /dev/null
+++ b/Framework/Utilities/CorsikaData.cc
@@ -0,0 +1,14 @@
+#include <corsika/utl/CorsikaData.h>
+
+#include <cstdlib>
+#include <stdexcept>
+#include <string>
+
+std::filesystem::path corsika::utl::CorsikaData(std::filesystem::path const& key) {
+ if (auto const* p = std::getenv("CORSIKA_DATA"); p != nullptr) {
+ auto const path = std::filesystem::path(p) / key;
+ return path;
+ } else {
+ throw std::runtime_error("CORSIKA_DATA not set");
+ }
+}
diff --git a/Framework/Utilities/CorsikaData.h b/Framework/Utilities/CorsikaData.h
new file mode 100644
index 000000000..63e763aa6
--- /dev/null
+++ b/Framework/Utilities/CorsikaData.h
@@ -0,0 +1,19 @@
+/*
+ * (c) Copyright 2020 CORSIKA Project, corsika-project@lists.kit.edu
+ *
+ * See file AUTHORS for a list of contributors.
+ *
+ * This software is distributed under the terms of the GNU General Public
+ * Licence version 3 (GPL Version 3). See file LICENSE for a full version of
+ * the license.
+ */
+
+#include <filesystem>
+#include <string>
+
+namespace corsika::utl {
+ /**
+ * returns the full path of the file \p filename within the CORSIKA_DATA directory
+ */
+ std::filesystem::path CorsikaData(std::filesystem::path const& filename);
+} // namespace corsika::utl
--
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