ci: provide separate macos releases for intel and arm

This will immensely reduce the complexity required to support both
architectures, reduce overall lines of code and unblock follow-up
simplifications.

Author: dundargoc

Diff for: .github/scripts/build_universal_macos.sh

@@ -20,17 +20,6 @@ env:
   INSTALL_PREFIX: ${{ github.workspace }}/nvim-install
 
 jobs:
-  macos-universal:
-    runs-on: macos-14
-    timeout-minutes: 20
-    steps:
-      - uses: actions/checkout@v4
-      - uses: ./.github/actions/setup
-      - run: printf 'CMAKE_BUILD_TYPE=Release\n' >> $GITHUB_ENV
-
-      - name: Build universal binary
-        run: ./.github/scripts/build_universal_macos.sh
-
   old-cmake:
     name: Test oldest supported cmake
     runs-on: ubuntu-22.04

Diff for: .github/workflows/build.yml

@@ -18,12 +18,19 @@ ${NVIM_VERSION}
 2. Run the MSI
 3. Run `nvim.exe` on your CLI of choice
 
-### macOS
+### macOS (x86_64)
 
-1. Download **nvim-macos.tar.gz**
-2. Run `xattr -c ./nvim-macos.tar.gz` (to avoid "unknown developer" warning)
-3. Extract: `tar xzvf nvim-macos.tar.gz`
-4. Run `./nvim-macos/bin/nvim`
+1. Download **nvim-macos-x86_86.tar.gz**
+2. Run `xattr -c ./nvim-macos-x86_86.tar.gz` (to avoid "unknown developer" warning)
+3. Extract: `tar xzvf nvim-macos-x86_86.tar.gz`
+4. Run `./nvim-macos-x86_86/bin/nvim`
+
+### macOS (arm64)
+
+1. Download **nvim-macos-arm64.tar.gz**
+2. Run `xattr -c ./nvim-macos-arm64.tar.gz` (to avoid "unknown developer" warning)
+3. Extract: `tar xzvf nvim-macos-arm64.tar.gz`
+4. Run `./nvim-macos-arm64/bin/nvim`
 
 ### Linux (x64)
 
@@ -56,7 +63,8 @@ https://github.com/neovim/neovim-releases.
 ${SHA_LINUX_64_TAR}
 ${SHA_APP_IMAGE}
 ${SHA_APP_IMAGE_ZSYNC}
-${SHA_MACOS}
+${SHA_MACOS_X86_64}
+${SHA_MACOS_ARM64}
 ${SHA_WIN_64_ZIP}
 ${SHA_WIN_64_MSI}
 ```

Diff for: .github/workflows/notes.md

@@ -59,8 +59,17 @@ jobs:
           ./build/bin/nvim --version | head -n 3 >> $GITHUB_OUTPUT
           printf 'END\n' >> $GITHUB_OUTPUT
 
-  macOS:
-    runs-on: macos-14
+  macos:
+    strategy:
+      fail-fast: false
+      matrix:
+        runner: [ macos-12, macos-14 ]
+        include:
+          - runner: macos-12
+            arch: x86_64
+          - runner: macos-14
+            arch: arm64
+    runs-on: ${{ matrix.runner }}
     steps:
       - uses: actions/checkout@v4
         with:
@@ -72,17 +81,37 @@ jobs:
         run: printf 'CMAKE_BUILD_TYPE=Release\n' >> $GITHUB_ENV
       - if: github.event_name == 'schedule' || (github.event_name == 'workflow_dispatch' && github.event.inputs.tag_name == 'nightly')
         run: printf 'CMAKE_BUILD_TYPE=RelWithDebInfo\n' >> $GITHUB_ENV
-      - name: Build universal binary
-        run: ./.github/scripts/build_universal_macos.sh
+
+      - name: Build deps
+        run: |
+          MACOSX_DEPLOYMENT_TARGET=11.0
+          cmake -S cmake.deps -B .deps -G Ninja \
+            -D CMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE} \
+            -D CMAKE_OSX_DEPLOYMENT_TARGET=${MACOSX_DEPLOYMENT_TARGET} \
+            -D CMAKE_FIND_FRAMEWORK=NEVER
+          cmake --build .deps
+
+      - name: Build neovim
+        run: |
+          MACOSX_DEPLOYMENT_TARGET=11.0
+          cmake -B build -G Ninja \
+            -D CMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE} \
+            -D CMAKE_OSX_DEPLOYMENT_TARGET=${MACOSX_DEPLOYMENT_TARGET} \
+            -D ENABLE_LIBINTL=OFF \
+            -D CMAKE_FIND_FRAMEWORK=NEVER
+          cmake --build build
+
+      - name: Package
+        run: cpack --config build/CPackConfig.cmake
+
       - uses: actions/upload-artifact@v4
         with:
           name: nvim-macos
-          path: build/nvim-macos.tar.gz
+          path: build/nvim-macos-${{ matrix.arch }}.tar.gz
           retention-days: 1
 
   windows:
     runs-on: windows-2019
-    name: windows (MSVC_64)
     steps:
       - uses: actions/checkout@v4
         with:
@@ -106,7 +135,7 @@ jobs:
           retention-days: 1
 
   publish:
-    needs: [linux, macOS, windows]
+    needs: [linux, macos, windows]
     runs-on: ubuntu-latest
     env:
       GH_REPO: ${{ github.repository }}
@@ -160,11 +189,13 @@ jobs:
           cd ./appimage
           sha256sum nvim.appimage.zsync > nvim.appimage.zsync.sha256sum
           echo "SHA_APP_IMAGE_ZSYNC=$(cat nvim.appimage.zsync.sha256sum)" >> $GITHUB_ENV
-      - name: Generate macOS SHA256 checksums
+      - name: Generate macos SHA256 checksums
         run: |
           cd ./nvim-macos
-          sha256sum nvim-macos.tar.gz > nvim-macos.tar.gz.sha256sum
-          echo "SHA_MACOS=$(cat nvim-macos.tar.gz.sha256sum)" >> $GITHUB_ENV
+          sha256sum nvim-macos-x86_64.tar.gz > nvim-macos-x86_64.tar.gz.sha256sum
+          echo "SHA_MACOS_X86_64=$(cat nvim-macos-x86_64.tar.gz.sha256sum)" >> $GITHUB_ENV
+          sha256sum nvim-macos-arm64.tar.gz > nvim-macos-arm64.tar.gz.sha256sum
+          echo "SHA_MACOS_ARM64=$(cat nvim-macos-arm64.tar.gz.sha256sum)" >> $GITHUB_ENV
       - name: Generate Win64 SHA256 checksums
         run: |
           cd ./nvim-win64

Diff for: .github/workflows/release.yml

@@ -307,7 +307,6 @@ ExternalProject_Add(uncrustify
   URL_HASH SHA256=ecaf4c0adca14c36dfffa30bc28e69865115ecd602c90eb16a8cddccb41caad2
   DOWNLOAD_DIR ${DEPS_DOWNLOAD_DIR}/uncrustify
   CMAKE_ARGS ${DEPS_CMAKE_ARGS}
-  CMAKE_CACHE_ARGS ${DEPS_CMAKE_CACHE_ARGS}
   EXCLUDE_FROM_ALL TRUE
   DOWNLOAD_NO_PROGRESS TRUE)
 

Diff for: CMakeLists.txt

@@ -8,7 +8,6 @@ if(MSVC)
     CMAKE_ARGS ${DEPS_CMAKE_ARGS}
       -D LIBICONV_INCLUDE_DIRS=${DEPS_INSTALL_DIR}/include
       -D LIBICONV_LIBRARIES=${DEPS_LIB_DIR}/${CMAKE_STATIC_LIBRARY_PREFIX}libcharset${CMAKE_STATIC_LIBRARY_SUFFIX}$<SEMICOLON>${DEPS_LIB_DIR}/${CMAKE_STATIC_LIBRARY_PREFIX}libiconv${CMAKE_STATIC_LIBRARY_SUFFIX}
-    CMAKE_CACHE_ARGS ${DEPS_CMAKE_CACHE_ARGS}
     ${EXTERNALPROJECT_OPTIONS})
 else()
   message(FATAL_ERROR "Trying to build gettext in an unsupported system ${CMAKE_SYSTEM_NAME}/${CMAKE_C_COMPILER_ID}")

Diff for: cmake.deps/cmake/BuildGettext.cmake

@@ -6,7 +6,6 @@ if(MSVC)
       ${CMAKE_CURRENT_SOURCE_DIR}/cmake/LibiconvCMakeLists.txt
       ${DEPS_BUILD_DIR}/src/libiconv/CMakeLists.txt
     CMAKE_ARGS ${DEPS_CMAKE_ARGS}
-    CMAKE_CACHE_ARGS ${DEPS_CMAKE_CACHE_ARGS}
     ${EXTERNALPROJECT_OPTIONS})
 else()
   message(FATAL_ERROR "Trying to build libiconv in an unsupported system ${CMAKE_SYSTEM_NAME}/${CMAKE_C_COMPILER_ID}")

Diff for: cmake.deps/cmake/BuildLibiconv.cmake

@@ -6,5 +6,4 @@ ExternalProject_Add(libuv
     -D BUILD_TESTING=OFF
     -D LIBUV_BUILD_SHARED=OFF
     -D UV_LINT_W4=OFF
-  CMAKE_CACHE_ARGS ${DEPS_CMAKE_CACHE_ARGS}
   ${EXTERNALPROJECT_OPTIONS})

Diff for: cmake.deps/cmake/BuildLibuv.cmake

@@ -5,5 +5,4 @@ ExternalProject_Add(libvterm
     ${CMAKE_CURRENT_SOURCE_DIR}/cmake/LibvtermCMakeLists.txt
     ${DEPS_BUILD_DIR}/src/libvterm/CMakeLists.txt
   CMAKE_ARGS ${DEPS_CMAKE_ARGS}
-  CMAKE_CACHE_ARGS ${DEPS_CMAKE_CACHE_ARGS}
   ${EXTERNALPROJECT_OPTIONS})

Diff for: cmake.deps/cmake/BuildLibvterm.cmake

@@ -5,7 +5,6 @@ ExternalProject_Add(lpeg
     ${CMAKE_CURRENT_SOURCE_DIR}/cmake/LpegCMakeLists.txt
     ${DEPS_BUILD_DIR}/src/lpeg/CMakeLists.txt
   CMAKE_ARGS ${DEPS_CMAKE_ARGS} -DCMAKE_C_FLAGS=${DEPS_INCLUDE_FLAGS}
-  CMAKE_CACHE_ARGS ${DEPS_CMAKE_CACHE_ARGS}
   ${EXTERNALPROJECT_OPTIONS})
 
 if(USE_BUNDLED_LUAJIT)

Diff for: cmake.deps/cmake/BuildLpeg.cmake

@@ -4,16 +4,13 @@
 function(BuildLuajit)
   cmake_parse_arguments(_luajit
     ""
-    "TARGET"
+    ""
     "CONFIGURE_COMMAND;BUILD_COMMAND;INSTALL_COMMAND;DEPENDS"
     ${ARGN})
-  if(NOT _luajit_TARGET)
-    set(_luajit_TARGET "luajit")
-  endif()
 
   get_externalproject_options(luajit ${DEPS_IGNORE_SHA})
-  ExternalProject_Add(${_luajit_TARGET}
-    DOWNLOAD_DIR ${DEPS_DOWNLOAD_DIR}/${_luajit_TARGET}
+  ExternalProject_Add(luajit
+    DOWNLOAD_DIR ${DEPS_DOWNLOAD_DIR}/luajit
     CONFIGURE_COMMAND "${_luajit_CONFIGURE_COMMAND}"
     BUILD_IN_SOURCE 1
     BUILD_COMMAND "${_luajit_BUILD_COMMAND}"
@@ -47,49 +44,11 @@ if(APPLE)
   set(DEPLOYMENT_TARGET "MACOSX_DEPLOYMENT_TARGET=${CMAKE_OSX_DEPLOYMENT_TARGET}")
 endif()
 
-if((UNIX AND NOT APPLE) OR (APPLE AND NOT CMAKE_OSX_ARCHITECTURES))
+if(UNIX)
   BuildLuaJit(INSTALL_COMMAND ${BUILDCMD_UNIX}
     CC=${DEPS_C_COMPILER} PREFIX=${DEPS_INSTALL_DIR}
     ${DEPLOYMENT_TARGET} install)
 
-elseif(CMAKE_OSX_ARCHITECTURES AND APPLE)
-
-  set(LUAJIT_C_COMPILER "${CMAKE_C_COMPILER}")
-  if(CMAKE_OSX_SYSROOT)
-    set(LUAJIT_C_COMPILER "${LUAJIT_C_COMPILER} -isysroot${CMAKE_OSX_SYSROOT}")
-  endif()
-
-  # Passing multiple `-arch` flags to the LuaJIT build will cause it to fail.
-  # To get a working universal build, we build each requested architecture slice
-  # individually then `lipo` them all up.
-  set(LUAJIT_SRC_DIR "${DEPS_BUILD_DIR}/src/luajit")
-  foreach(ARCH IN LISTS CMAKE_OSX_ARCHITECTURES)
-    set(STATIC_CC "${LUAJIT_C_COMPILER} -arch ${ARCH}")
-    set(DYNAMIC_CC "${LUAJIT_C_COMPILER} -arch ${ARCH} -fPIC")
-    set(TARGET_LD "${LUAJIT_C_COMPILER} -arch ${ARCH}")
-    list(APPEND LUAJIT_THIN_EXECUTABLES "${LUAJIT_SRC_DIR}-${ARCH}/src/luajit")
-    list(APPEND LUAJIT_THIN_STATIC_LIBS "${LUAJIT_SRC_DIR}-${ARCH}/src/libluajit.a")
-    list(APPEND LUAJIT_THIN_DYLIBS "${LUAJIT_SRC_DIR}-${ARCH}/src/libluajit.so")
-    list(APPEND LUAJIT_THIN_TARGETS "luajit-${ARCH}")
-
-    # See https://luajit.org/install.html#cross.
-    BuildLuaJit(TARGET "luajit-${ARCH}"
-        BUILD_COMMAND ${BUILDCMD_UNIX}
-        CC=${LUAJIT_C_COMPILER} STATIC_CC=${STATIC_CC}
-        DYNAMIC_CC=${DYNAMIC_CC} TARGET_LD=${TARGET_LD}
-        PREFIX=${DEPS_INSTALL_DIR}
-        ${DEPLOYMENT_TARGET})
-  endforeach()
-  BuildLuaJit(
-    CONFIGURE_COMMAND ${BUILDCMD_UNIX} CC=${LUAJIT_C_COMPILER} PREFIX=${DEPS_INSTALL_DIR} ${DEPLOYMENT_TARGET}
-    COMMAND ${CMAKE_COMMAND} -E rm -f ${LUAJIT_SRC_DIR}/src/luajit ${LUAJIT_SRC_DIR}/src/libluajit.so ${LUAJIT_SRC_DIR}/src/libluajit.a
-    BUILD_COMMAND lipo ${LUAJIT_THIN_EXECUTABLES} -create -output ${LUAJIT_SRC_DIR}/src/luajit
-    COMMAND lipo ${LUAJIT_THIN_STATIC_LIBS} -create -output ${LUAJIT_SRC_DIR}/src/libluajit.a
-    COMMAND lipo ${LUAJIT_THIN_DYLIBS} -create -output ${LUAJIT_SRC_DIR}/src/libluajit.so
-    INSTALL_COMMAND ${BUILDCMD_UNIX} CC=${LUAJIT_C_COMPILER} PREFIX=${DEPS_INSTALL_DIR} ${DEPLOYMENT_TARGET} install
-    DEPENDS ${LUAJIT_THIN_TARGETS}
-    )
-
 elseif(MINGW)
 
   if(CMAKE_GENERATOR MATCHES "Ninja")

Diff for: cmake.deps/cmake/BuildLuajit.cmake

@@ -31,7 +31,6 @@ ExternalProject_Add(luv
   DOWNLOAD_DIR ${DEPS_DOWNLOAD_DIR}/luv
   SOURCE_DIR ${DEPS_BUILD_DIR}/src/luv
   CMAKE_ARGS ${DEPS_CMAKE_ARGS} ${LUV_CMAKE_ARGS}
-  CMAKE_CACHE_ARGS ${DEPS_CMAKE_CACHE_ARGS}
   ${EXTERNALPROJECT_OPTIONS})
 
 if(USE_BUNDLED_LUAJIT)

Diff for: cmake.deps/cmake/BuildLuv.cmake

@@ -4,5 +4,4 @@ ExternalProject_Add(msgpack
   CMAKE_ARGS ${DEPS_CMAKE_ARGS}
     -D MSGPACK_BUILD_TESTS=OFF
     -D MSGPACK_BUILD_EXAMPLES=OFF
-  CMAKE_CACHE_ARGS ${DEPS_CMAKE_CACHE_ARGS}
   ${EXTERNALPROJECT_OPTIONS})

Diff for: cmake.deps/cmake/BuildMsgpack.cmake

@@ -5,5 +5,4 @@ ExternalProject_Add(treesitter
     ${CMAKE_CURRENT_SOURCE_DIR}/cmake/TreesitterCMakeLists.txt
     ${DEPS_BUILD_DIR}/src/treesitter/CMakeLists.txt
   CMAKE_ARGS ${DEPS_CMAKE_ARGS}
-  CMAKE_CACHE_ARGS ${DEPS_CMAKE_CACHE_ARGS}
   ${EXTERNALPROJECT_OPTIONS})

Diff for: cmake.deps/cmake/BuildTreesitter.cmake

@@ -25,7 +25,6 @@ function(BuildTSParser)
       ${DEPS_BUILD_DIR}/src/${NAME}/CMakeLists.txt
     CMAKE_ARGS ${DEPS_CMAKE_ARGS}
       -D PARSERLANG=${TS_LANG}
-    CMAKE_CACHE_ARGS ${DEPS_CMAKE_CACHE_ARGS}
     ${EXTERNALPROJECT_OPTIONS})
 endfunction()
 

Diff for: cmake.deps/cmake/BuildTreesitterParsers.cmake

@@ -2,5 +2,4 @@ get_externalproject_options(unibilium ${DEPS_IGNORE_SHA})
 ExternalProject_Add(unibilium
   DOWNLOAD_DIR ${DEPS_DOWNLOAD_DIR}/unibilium
   CMAKE_ARGS ${DEPS_CMAKE_ARGS}
-  CMAKE_CACHE_ARGS ${DEPS_CMAKE_CACHE_ARGS}
   ${EXTERNALPROJECT_OPTIONS})

Diff for: cmake.deps/cmake/BuildUnibilium.cmake

@@ -44,7 +44,7 @@ if(WIN32)
   list(APPEND CPACK_WIX_EXTENSIONS WixUtilExtension)
   list(APPEND CPACK_WIX_PATCH_FILE ${CMAKE_CURRENT_LIST_DIR}/WixPatch.xml)
 elseif(APPLE)
-  set(CPACK_PACKAGE_FILE_NAME "nvim-macos")
+  set(CPACK_PACKAGE_FILE_NAME "nvim-macos-${CMAKE_SYSTEM_PROCESSOR}")
   set(CPACK_GENERATOR TGZ)
   set(CPACK_PACKAGE_ICON ${CMAKE_CURRENT_LIST_DIR}/neovim.icns)
 elseif(CMAKE_SYSTEM_NAME STREQUAL "Linux")

Diff for: cmake.packaging/CMakeLists.txt

@@ -18,8 +18,6 @@ if(APPLE)
   list(APPEND DEPS_CMAKE_ARGS -D CMAKE_FIND_FRAMEWORK=${CMAKE_FIND_FRAMEWORK})
 endif()
 
-set(DEPS_CMAKE_CACHE_ARGS -DCMAKE_OSX_ARCHITECTURES:STRING=${CMAKE_OSX_ARCHITECTURES})
-
 # MAKE_PRG
 if(UNIX)
   find_program(MAKE_PRG NAMES gmake make)
@@ -48,11 +46,6 @@ set(DEPS_C_COMPILER "${CMAKE_C_COMPILER}")
 if(CMAKE_OSX_SYSROOT)
   set(DEPS_C_COMPILER "${DEPS_C_COMPILER} -isysroot${CMAKE_OSX_SYSROOT}")
 endif()
-if(CMAKE_OSX_ARCHITECTURES)
-  foreach(ARCH IN LISTS CMAKE_OSX_ARCHITECTURES)
-    set(DEPS_C_COMPILER "${DEPS_C_COMPILER} -arch ${ARCH}")
-  endforeach()
-endif()
 
 function(get_externalproject_options name DEPS_IGNORE_SHA)
   string(TOUPPER ${name} name_allcaps)