Organise files into a private subdir.

Move files that are not supposed to be used directly to
get oro functionalities into a private subdirectory.

src/meson.build

@@ -46,7 +46,7 @@ executable(meson.project_name(),
   'ini_file.cpp',
   'oro/datatypes.cpp',
   'oro/api.cpp',
-  'oro/dateconv.cpp',
+  'oro/private/dateconv.cpp',
   'oro/items.cpp',
   'oro/shops.cpp',
   'evloop.cpp',
@@ -57,8 +57,8 @@ executable(meson.project_name(),
   'gnulib/lib/base64.c',
   'base64.cpp',
   'app_config.cpp',
-  'oro/tiger.c',
+  'oro/private/tiger.c',
-  'oro/tiger.cpp',
+  'oro/private/tiger.cpp',
   project_config_file,
   install: true,
   dependencies: lib_deps,

src/oro/api.cpp

@@ -17,7 +17,7 @@
 
 #include "api.hpp"
 #include "datatypes.hpp"
-#include "dateconv.hpp"
+#include "private/dateconv.hpp"
 #include <restc-cpp/restc-cpp.h>
 #include <restc-cpp/RequestBuilder.h>
 #include <boost/fusion/adapted.hpp>

src/oro/datatypes.cpp

@@ -16,7 +16,7 @@
  */
 
 #include "datatypes.hpp"
-#include "dateconv.hpp"
+#include "private/dateconv.hpp"
 
 #define HAS_UNCAUGHT_EXCEPTIONS 1
 #include "date/date.h"

src/oro/originsdb.cpp

@@ -24,7 +24,7 @@
 #include "oro/icons.hpp"
 #include "oro/shops.hpp"
 #include "oro/creators.hpp"
-#include "oro/dateconv.hpp"
+#include "oro/private/dateconv.hpp"
 #include <mutex>
 #include <optional>
 #include <type_traits>

src/oro/private/dateconv.hpp

@@ -17,7 +17,7 @@
 
 #pragma once
 
-#include "datatypes.hpp"
+#include "oro/datatypes.hpp"
 #include <string>
 
 namespace oro {