Update workflow and CMake config

Minimum supported is CMake version 3.16 now
Drop fmt 5 support with debian 10, only retropie left

.github/workflows/stable-compilation.yml

@@ -9,6 +9,10 @@ on:
         description: Git Ref (Optional)
         required: false
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 defaults:
   run:
     shell: bash
@@ -24,15 +28,14 @@ jobs:
       fail-fast: false
       matrix:
         image:
-          - debian:10     # oldstable | CMake 3.13.4 | G++ 8.3.0  | SDL 2.0.9
-          - ubuntu:20.04  # LTS       | CMake 3.16.3 | G++ 9.3.0  | SDL 2.0.10
-          - debian:11     # stable    | CMake 3.18.4 | G++ 10.2.1 | SDL 2.0.14
-          - ubuntu:22.04  # LTS       | CMake 3.22.1 | G++ 11.2.0 | SDL 2.0.20
+          #   version of: # CMake  | g++    | SDL    |     support end  #
+          # -------------------------------------------------------------
+          - ubuntu:20.04  # 3.16.3 |  9.3.0 | 2.0.10 | LTS       (4/25) #
+          - debian:11     # 3.18.4 | 10.2.1 | 2.0.14 | oldstable (8/24) #
+          - ubuntu:22.04  # 3.22.1 | 11.2.0 | 2.0.20 | LTS       (6/27) #
+          - debian:12     # 3.25.1 | 12.2.0 | 2.26.5 | stable    (6/26) #
 
     steps:
-      - name: Cancel Previous Runs
-        uses: styfle/[email protected]
-
       - name: Install dependencies
         run: |
           export DEBIAN_FRONTEND="noninteractive"
@@ -45,10 +48,10 @@ jobs:
             libdrm-dev libgbm-dev # only needed for sdl2 on debian 11
 
       - name: Clone Repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         if: github.event.inputs.git-ref == ''
       - name: Clone Repository (with custom ref)
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         if: github.event.inputs.git-ref != ''
         with:
           ref: ${{ github.event.inputs.git-ref }}
@@ -63,8 +66,7 @@ jobs:
 
       - name: Install
         run: |
-          # cmake < 3.16 does not support '--install'
-          cmake --build build --target install
+          cmake --install build
 
       - name: Test
         run: |

CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.13...3.24 FATAL_ERROR)
+cmake_minimum_required(VERSION 3.16...3.28 FATAL_ERROR)
 
 project(EasyRPG_Player VERSION 0.8
 	DESCRIPTION "Interpreter for RPG Maker 2000/2003 games"
@@ -22,9 +22,7 @@ set(CMAKE_CXX_EXTENSIONS ON)
 # Must be at global scope, otherwise breaks -DPLAYER_BUILD_LIBLCF (see CMP0077)
 option(BUILD_SHARED_LIBS "Build shared easyrpg_libretro core" ON)
 
-if(${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.15.0")
-	option(CMAKE_FIND_PACKAGE_PREFER_CONFIG "Prefer config files over bundled FindXXX files. Set this to OFF when configuration fails and report a bug." ON)
-endif()
+option(CMAKE_FIND_PACKAGE_PREFER_CONFIG "Prefer config files over bundled FindXXX files. Set this to OFF when configuration fails and report a bug." ON)
 
 # Source Files
 add_library(${PROJECT_NAME} OBJECT
@@ -740,8 +738,10 @@ endif()
 
 if(NOT PLAYER_BUILD_EXECUTABLE AND BUILD_SHARED_LIBS)
 	# Need fPIC when compiling a shared library (e.g. libretro.so)
-	set(CMAKE_POSITION_INDEPENDENT_CODE ON)
-	set_property(TARGET ${PROJECT_NAME} PROPERTY POSITION_INDEPENDENT_CODE ON)
+	include(CheckPIESupported)
+	check_pie_supported()
+	set(CMAKE_POSITION_INDEPENDENT_CODE TRUE)
+	set_property(TARGET ${PROJECT_NAME} PROPERTY POSITION_INDEPENDENT_CODE TRUE)
 endif()
 
 if(ANDROID)
@@ -758,6 +758,7 @@ if(WIN32)
 endif()
 
 if(APPLE)
+	enable_language(OBJCXX)
 	target_sources(${PROJECT_NAME} PRIVATE
 		src/platform/macos/macos_utils.mm
 		src/platform/macos/macos_utils.h
@@ -911,11 +912,9 @@ if(${PLAYER_AUDIO_BACKEND} MATCHES "^(SDL2|SDL1|libretro|psvita|3ds|switch|wii|a
 	if(WIN32 OR APPLE)
 		set(SUPPORT_NATIVE_MIDI ON)
 	elseif(UNIX)
-		if(${CMAKE_VERSION} VERSION_GREATER_EQUAL 3.12)
-			find_package(ALSA)
-			if(ALSA_FOUND)
-				set(SUPPORT_NATIVE_MIDI ON)
-			endif()
+		find_package(ALSA)
+		if(ALSA_FOUND)
+			set(SUPPORT_NATIVE_MIDI ON)
 		endif()
 	endif()
 

README.md

@@ -17,11 +17,11 @@ Documentation is available at the documentation wiki: https://wiki.easyrpg.org
 ### minimal / required
 
 - [liblcf] for RPG Maker data reading.
-- SDL2 for screen backend support.
+- SDL2 >= 2.0.5 for screen backend support.
 - Pixman for low level pixel manipulation.
 - libpng for PNG image support.
 - zlib for XYZ image and ZIP archive support.
-- fmtlib for text formatting and interal logging.
+- fmtlib >= 6 for text formatting/coloring and interal logging.
 
 ### extended / recommended
 
@@ -36,7 +36,8 @@ Documentation is available at the documentation wiki: https://wiki.easyrpg.org
 - SpeexDSP or libsamplerate for proper audio resampling.
 - lhasa for LHA (.lzh) archive support.
 
-SDL 1.2 is still supported, but deprecated.
+The older SDL version 1.2 is still supported, but deprecated.
+Please do not add new platform code for this library.
 
 
 ## Daily builds

src/string_view.h

@@ -21,9 +21,8 @@
 #include <lcf/string_view.h>
 #include <lcf/dbstring.h>
 #include <fmt/core.h>
-
-// Needed to allow building with fmt 5, older versions are untested.
 #if FMT_VERSION < 60000
+// Remove after 0.8.1 in 2024: allow building with fmt 5
 #  include <fmt/ostream.h>
 #endif