From 3362c02178135bb4bd100386b2a37d03f8538826 Mon Sep 17 00:00:00 2001
From: Michael Uleysky <uleysky@poi.dvo.ru>
Date: Wed, 15 Mar 2023 12:05:38 +1000
Subject: [PATCH] Using #pragma once in headers

---
 include/NEMO.h         | 5 +----
 include/basedata.h     | 5 +----
 include/odm.h          | 5 +----
 include/simple2ddata.h | 6 +-----
 include/tindexes.h     | 6 +-----
 include/vartype.h      | 6 +-----
 6 files changed, 6 insertions(+), 27 deletions(-)

diff --git a/include/NEMO.h b/include/NEMO.h
index eee1aff..2050d83 100644
--- a/include/NEMO.h
+++ b/include/NEMO.h
@@ -1,3 +1,4 @@
+#pragma once
 #include "DataAdapters/ncfilealt.h"
 #include "mdatetime.h"
 #include "simple2ddata.h"
@@ -8,9 +9,6 @@
 #include <stdlib.h>
 #include <sys/types.h>
 
-#if !defined(M__NEMO)
-#define M__NEMO
-
 using michlib::Ceil;
 using michlib::Floor;
 using michlib::int2;
@@ -394,4 +392,3 @@ template<> inline NEMOData::Data NEMOData::Read<vartype::Vartype::MLD>(const std
 template<> inline NEMOData::Data NEMOData::Read<vartype::Vartype::SSH>(const std::vector<size_t>& tindex) const { return ReadVar("zos", tindex); }
 template<> inline NEMOData::Data NEMOData::Read<vartype::Vartype::W>(const std::vector<size_t>& tindex) const { return ReadVar("wo", tindex); }
 
-#endif
diff --git a/include/basedata.h b/include/basedata.h
index c62ee48..998dcb8 100644
--- a/include/basedata.h
+++ b/include/basedata.h
@@ -1,8 +1,6 @@
+#pragma once
 #include "comdefs.h"
 
-#if !defined(M__BASEDATA)
-#define M__BASEDATA
-
 using michlib::real;
 
 class BaseData
@@ -29,4 +27,3 @@ class BaseData
  explicit operator bool() const { return data.size() != 0; }
 };
 
-#endif
diff --git a/include/odm.h b/include/odm.h
index bdd2d01..b047654 100644
--- a/include/odm.h
+++ b/include/odm.h
@@ -1,11 +1,9 @@
+#pragma once
 #include "BFileW.h"
 #include "GPL.h"
 #include "NEMO.h"
 #include "tindexes.h"
 
-#if !defined(M__ODM)
-#define M__ODM
-
 using michlib::BFileW;
 using michlib::errmessage;
 using michlib::GPL;
@@ -89,4 +87,3 @@ inline NEMOData NEMOOpen(const CLArgs& args)
  ndata.Open(dataset, cred, proxy);
  return ndata;
 }
-#endif
diff --git a/include/simple2ddata.h b/include/simple2ddata.h
index 765e775..a7a74e4 100644
--- a/include/simple2ddata.h
+++ b/include/simple2ddata.h
@@ -1,8 +1,6 @@
+#pragma once
 #include "basedata.h"
 
-#if !defined(M__SIMPLE2DDATA)
-#define M__SIMPLE2DDATA
-
 class Simple2DData: public BaseData
 {
  real   x0 = 0.0, y0 = 0.0;
@@ -75,5 +73,3 @@ class Simple2DData: public BaseData
   return *this;
  }
 };
-
-#endif
diff --git a/include/tindexes.h b/include/tindexes.h
index f0d8e1f..594f378 100644
--- a/include/tindexes.h
+++ b/include/tindexes.h
@@ -1,10 +1,8 @@
+#pragma once
 #include "mdatetime.h"
 #include <memory>
 #include <vector>
 
-#if !defined(M__TINDEXES)
-#define M__TINDEXES
-
 using michlib::MDateTime;
 
 template<class T> std::vector<size_t> GetTIndexes(const T& adapter, const MDateTime& b, const MDateTime& e)
@@ -63,5 +61,3 @@ template<class T> size_t GetTIndex(const T& adapter, const MDateTime& t)
   if(t >= adapter.Time(i) && t <= adapter.Time(i + 1)) return (t - adapter.Time(i) <= adapter.Time(i + 1) - t) ? i : (i + 1);
  return 0;
 }
-
-#endif
diff --git a/include/vartype.h b/include/vartype.h
index 00c1d45..3634819 100644
--- a/include/vartype.h
+++ b/include/vartype.h
@@ -1,9 +1,7 @@
+#pragma once
 #include "MString.h"
 #include <variant>
 
-#if !defined(M__VARTYPE)
-#define M__VARTYPE
-
 using michlib::MString;
 
 namespace vartype
@@ -118,5 +116,3 @@ class VarType: public vartype::VartypeUnion
       *this);
  }
 };
-
-#endif