build irrlicht with premake on macos (#2771)

.github/workflows/build.yml

@@ -314,12 +314,6 @@ jobs:
       run: |
         git clone --depth=1 https://github.com/mercury233/irrlicht
 
-    - name: Build irrlicht
-      run: |
-        cd irrlicht/source/Irrlicht/MacOSX
-        xcodebuild -project MacOSX.xcodeproj
-        cd ../../../..
-
     - name: Copy premake files
       run: |
         cp -r premake/* .
@@ -331,9 +325,7 @@ jobs:
         ./premake5 gmake \
           --cc=clang \
           --no-use-irrklang \
-          --freetype-include-dir="/usr/local/include/freetype2" \
-          --irrlicht-include-dir="../irrlicht/include" \
-          --irrlicht-lib-dir="../irrlicht/source/Irrlicht/MacOSX/build/Release"
+          --freetype-include-dir="/usr/local/include/freetype2"
 
     - name: Use premake to generate make files (ARM64)
       if: runner.arch == 'ARM64'
@@ -346,9 +338,7 @@ jobs:
           --freetype-include-dir="/opt/homebrew/include/freetype2" \
           --freetype-lib-dir="/opt/homebrew/lib" \
           --sqlite-include-dir="/opt/homebrew/opt/sqlite/include" \
-          --sqlite-lib-dir="/opt/homebrew/opt/sqlite/lib" \
-          --irrlicht-include-dir="../irrlicht/include" \
-          --irrlicht-lib-dir="../irrlicht/source/Irrlicht/MacOSX/build/Release"
+          --sqlite-lib-dir="/opt/homebrew/opt/sqlite/lib"
 
     - name: Make
       run: |

premake/irrlicht/premake5.lua

@@ -156,3 +156,15 @@ project "irrlicht"
 
     filter { "system:linux" }
         links { "X11", "Xxf86vm" }
+
+    filter { "system:macosx" }
+        cppdialect "gnu++14"
+        defines { "GL_SILENCE_DEPRECATION", "PNG_ARM_NEON_OPT=0", "PNG_ARM_NEON_IMPLEMENTATION=0" }
+        undefines { "NO_IRR_COMPILE_WITH_JOYSTICK_EVENTS_" }
+        files {
+            "source/Irrlicht/MacOSX/*.mm",
+            "source/Irrlicht/MacOSX/*.h",
+        }
+
+    filter { "system:macosx", "files:source/Irrlicht/Irrlicht.cpp or source/Irrlicht/COpenGLDriver.cpp" }
+        compileas "Objective-C++" 

premake5.lua

@@ -4,7 +4,7 @@ BUILD_LUA = true
 BUILD_EVENT = os.istarget("windows")
 BUILD_FREETYPE = os.istarget("windows")
 BUILD_SQLITE = os.istarget("windows")
-BUILD_IRRLICHT = not os.istarget("macosx")
+BUILD_IRRLICHT = true
 USE_IRRKLANG = true
 IRRKLANG_PRO = false
 LUA_LIB_NAME = "lua"
@@ -166,7 +166,6 @@ workspace "YGOPro"
 
     filter "system:macosx"
         libdirs { "/usr/local/lib" }
-        buildoptions { "-stdlib=libc++" }
         if MAC_ARM then
             buildoptions { "--target=arm64-apple-macos12" }
         end