Add filesystem header to select between std::filesystem and std::experimental::filesystem depending on system availability.

Commit amended by Adam Honse <calcprogrammer1@gmail.com>

LogManager.cpp

@@ -4,9 +4,7 @@
 #include <iostream>
 #include "ResourceManager.h"
 
-#define _SILENCE_EXPERIMENTAL_FILESYSTEM_DEPRECATION_WARNING
-#include <experimental/filesystem>
-namespace fs = std::experimental::filesystem;
+#include "filesystem.h"
 
 static const char* log_codes[] = {"CRITICAL", "ERROR", "Message", "Warning", "Notice", "[verbose]", "Debug"};
 
@@ -77,13 +75,13 @@ void LogManager::configure(json config, const std::string &defaultDir)
         /*-------------------------------------------------*\
         | If the path is relative, use logs dir             |
         \*-------------------------------------------------*/
-        fs::path p = logname;
+        filesystem::path p = logname;
         if(p.is_relative())
         {
             p = defaultDir + "logs/";
             p.append(logname);
         }
-        fs::create_directories(p.parent_path());
+        filesystem::create_directories(p.parent_path());
 
         /*-------------------------------------------------*\
         | Open the logfile                                  |

OpenRGB.pro

@@ -11,6 +11,11 @@ QT +=
     core                                                                                        \
     gui                                                                                         \
 
+#-----------------------------------------------------------------------------------------------#
+# Set compiler to use C++17 to make std::filesystem available                                   #
+#-----------------------------------------------------------------------------------------------#
+CONFIG += c++17
+
 greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
 
 greaterThan(QT_MAJOR_VERSION, 5): DEFINES += _QT6
@@ -134,6 +139,7 @@ HEADERS +=
     SettingsManager.h                                                                           \
     Detector.h                                                                                  \
     DeviceDetector.h                                                                            \
+    filesystem.h                                                                                \
     qt/DetectorTableModel.h                                                                     \
     qt/OpenRGBClientInfoPage.h                                                                  \
     qt/OpenRGBDeviceInfoPage.h                                                                  \
@@ -788,9 +794,6 @@ win32:contains(QMAKE_TARGET.arch, x86) {
 unix:!macx {
     TARGET = $$lower($$TARGET)
 
-    CONFIG +=                                                                                   \
-    c++14                                                                                       \
-
     INCLUDEPATH +=                                                                              \
     Controllers/FaustusController                                                               \
     Controllers/LinuxLEDController                                                              \
@@ -884,9 +887,6 @@ macx {
     LIBS +=                                                                                     \
     -lusb-1.0                                                                                   \
     -lhidapi                                                                                    \
-
-    CONFIG +=                                                                                   \
-    c++14                                                                                       \
 }
 
 #-------------------------------------------------------------------------------------------#

ProfileManager.cpp

@@ -2,17 +2,15 @@
 #include "ResourceManager.h"
 #include "RGBController_Dummy.h"
 #include "LogManager.h"
-#define _SILENCE_EXPERIMENTAL_FILESYSTEM_DEPRECATION_WARNING
-#include <experimental/filesystem>
+#include "filesystem.h"
 #include <fstream>
 #include <iostream>
 #include <cstring>
 
+
 #define OPENRGB_PROFILE_HEADER  "OPENRGB_PROFILE"
 #define OPENRGB_PROFILE_VERSION OPENRGB_SDK_PROTOCOL_VERSION
 
-namespace fs = std::experimental::filesystem;
-
 ProfileManager::ProfileManager(std::string config_dir)
 {
     configuration_directory = config_dir;
@@ -389,7 +387,7 @@ void ProfileManager::UpdateProfileList()
     /*---------------------------------------------------------*\
     | Load profiles by looking for .orp files in current dir    |
     \*---------------------------------------------------------*/
-    for(const auto & entry : fs::directory_iterator(configuration_directory))
+    for(const auto & entry : filesystem::directory_iterator(configuration_directory))
     {
         std::string filename = entry.path().filename().string();
 

ResourceManager.cpp

@@ -12,9 +12,8 @@
 #include "ResourceManager.h"
 #include "ProfileManager.h"
 #include "LogManager.h"
+#include "filesystem.h"
 
-#define _SILENCE_EXPERIMENTAL_FILESYSTEM_DEPRECATION_WARNING
-#include <experimental/filesystem>
 #include <stdlib.h>
 #include <string>
 #include <hidapi/hidapi.h>
@@ -307,7 +306,7 @@ std::string ResourceManager::GetConfigurationDirectory()
         /*-------------------------------------------------------------------------*\
         | Create OpenRGB configuration directory if it doesn't exist                |
         \*-------------------------------------------------------------------------*/
-        std::experimental::filesystem::create_directories(config_dir);
+        filesystem::create_directories(config_dir);
     }
     else
     {

filesystem.h

@@ -0,0 +1,17 @@
+#ifndef FILESYSTEM_H
+#define FILESYSTEM_H
+
+#if defined(__has_include) && __has_include(<filesystem>)
+
+#include <filesystem>
+namespace filesystem = std::filesystem;
+
+#else
+
+#define _SILENCE_EXPERIMENTAL_FILESYSTEM_DEPRECATION_WARNING
+#include <experimental/filesystem>
+namespace filesystem = std::experimental::filesystem;
+
+#endif // C++17
+
+#endif // FILESYSTEM_H

scripts/AppImage.patch

@@ -10,8 +10,8 @@ index 6295344a..d09bed44 100644
  unix:!macx {
 -    TARGET = $$lower($$TARGET)
 -
-     CONFIG +=                                                                                   \
-     c++14                                                                                       \
+     INCLUDEPATH +=                                                                              \
+     Controllers/FaustusController                                                               \
  
 diff --git a/qt/OpenRGB.desktop b/qt/OpenRGB.desktop
 index bd71a38a..b4a0f86a 100644