build: use pixi in package ci (#326)

Author: star-hengxing

.github/workflows/package.yml

@@ -43,78 +43,38 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-      - name: Free disk space (Linux)
-        if: runner.os == 'Linux'
-        uses: jlumbroso/free-disk-space@main
-
-      - name: Increase swap file size (Linux)
-        if: runner.os == 'Linux'
-        run: |
-          echo "===== Initial Status ====="
-          sudo swapon --show
-          free -h
-
-          echo "===== Creating Swap File ====="
-          sudo swapoff -a
-          sudo fallocate -l 16G /mnt/swapfile
-          sudo chmod 600 /mnt/swapfile
-          sudo mkswap /mnt/swapfile
-          sudo swapon /mnt/swapfile
-
-          echo "===== Final Status ====="
-          sudo swapon --show
-          free -h
-          df -h
-
-      - name: Setup dependencies (Linux)
-        if: runner.os == 'Linux'
-        run: |
-          sudo apt update
-          sudo apt install -y gcc-14 g++-14 libstdc++-14-dev cmake ninja-build
-
-          sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-14 100
-          sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-14 100
-          sudo update-alternatives --set gcc /usr/bin/gcc-14
-          sudo update-alternatives --set g++ /usr/bin/g++-14
-
-          wget https://apt.llvm.org/llvm.sh
-          chmod +x llvm.sh
-          sudo ./llvm.sh 20 all
-
-      - name: Setup dependencies (MacOS)
-        if: runner.os == 'macOS'
-        env:
-          HOMEBREW_NO_AUTO_UPDATE: 1
-        run: |
-          brew install llvm@20 lld@20
-
       - name: Checkout repository
         uses: actions/checkout@v4
 
       - name: Setup xmake
         uses: xmake-io/github-action-setup-xmake@v1
         with:
-          xmake-version: 3.0.4
+          xmake-version: 3.0.5
           actions-cache-folder: ".xmake-cache"
           actions-cache-key: ${{ matrix.os }}
           package-cache: true
           package-cache-key: ${{ matrix.os }}-pkg-release-v1
           build-cache: true
           build-cache-key: ${{ matrix.os }}-build-release-v1
 
-      - name: Configure and Package
-        shell: bash
+      - name: Setup Pixi
+        uses: prefix-dev/setup-pixi@v0.9.3
+        with:
+          pixi-version: v0.61.0
+          activate-environment: true
+          cache: true
+          locked: true
+
+      - name: Remove ci llvm toolchain on Windows
+        if: runner.os == 'Windows'
         run: |
-          if [[ "${{ runner.os }}" == "Windows" ]]; then
-            xmake config --yes --enable_test=n --dev=n --release=y --mode=releasedbg --toolchain=${{ matrix.toolchain }} -p windows
-          elif [[ "${{ runner.os }}" == "Linux" ]]; then
-            xmake config --yes --enable_test=n --dev=n --release=y --mode=releasedbg --toolchain=${{ matrix.toolchain }}
-          elif [[ "${{ runner.os }}" == "macOS" ]]; then
-            export PATH="/opt/homebrew/opt/llvm@20/bin:/opt/homebrew/opt/lld@20/bin:$PATH"
-            xmake config --yes --enable_test=n --dev=n --release=y --mode=releasedbg --toolchain=${{ matrix.toolchain }} --sdk=/opt/homebrew/opt/llvm@20
-          fi
+          # @see https://github.com/xmake-io/xmake/issues/7158
+          xmake lua os.rmdir "C:/Program Files/Microsoft Visual Studio/2022/Enterprise/VC/Tools/Llvm"
+          xmake lua os.rmdir "C:/Program Files/LLVM"
 
-          xmake pack -v
+      - name: Package
+        run: |
+          pixi run package
 
       - name: Upload Main Package to Release
         if: github.event_name == 'push'

pixi.toml

@@ -115,3 +115,6 @@ cmd = [
 # delete all workflows generated by "file_name"
 args = ["file_name"]
 cmd = ["scripts/delete-artifacts.bash", "{{ file_name }}"]
+
+[tasks.package]
+cmd = "xmake config --yes --enable_test=n --dev=n --release=y --mode=releasedbg --toolchain=clang && xmake pack --verbose"

xmake.lua

@@ -12,6 +12,7 @@ option("ci", { default = false })
 
 if has_config("dev") then
 	set_policy("build.ccache", true)
+	set_policy("package.install_only", true) -- Don't fetch system package
 	if is_plat("windows") then
 		set_runtimes("MD")
 		if is_mode("debug") then
@@ -31,32 +32,37 @@ local libuv_require = "libuv"
 if has_config("release") then
 	set_policy("build.optimization.lto", true)
 	set_policy("package.cmake_generator.ninja", true)
+	set_policy("package.install_only", true) -- Don't fetch system package
 
 	if is_plat("windows") then
-		set_runtimes("MT")
+		set_runtimes("MD")
 		-- workaround cmake
 		libuv_require = "libuv[toolchains=clang-cl]"
 	end
 
 	includes("@builtin/xpack")
 end
 
-if is_plat("macosx") then
-	-- https://conda-forge.org/docs/maintainer/knowledge_base/#newer-c-features-with-old-sdk
-	add_defines("_LIBCPP_DISABLE_AVAILABILITY=1")
-	add_ldflags("-fuse-ld=lld")
-	add_shflags("-fuse-ld=lld")
+if is_plat("macosx", "linux") then
+	local cxflags
+	if is_plat("macosx") then
+		-- https://conda-forge.org/docs/maintainer/knowledge_base/#newer-c-features-with-old-sdk
+		cxflags = "-D_LIBCPP_DISABLE_AVAILABILITY=1"
+	end
+	local ldflags = "-fuse-ld=lld"
+	local shflags = "-fuse-ld=lld"
+
+	add_cxflags(cxflags)
+	add_ldflags(ldflags)
+	add_shflags(shflags)
 
 	add_requireconfs("**|cmake", {
 		configs = {
-			ldflags = "-fuse-ld=lld",
-			shflags = "-fuse-ld=lld",
-			cxflags = "-D_LIBCPP_DISABLE_AVAILABILITY=1",
+			cxflags = cxflags,
+			ldflags = ldflags,
+			shflags = shflags,
 		},
 	})
-elseif is_plat("linux") then
-	-- don't fetch system package
-	set_policy("package.install_only", true)
 end
 
 add_defines("TOML_EXCEPTIONS=0")
@@ -247,12 +253,17 @@ rule("clice_build_config", function()
 			target:add("ldflags", "-fuse-ld=lld", "-static-libstdc++", "-Wl,--gc-sections")
 		elseif target:is_plat("macosx") then
 			target:add("ldflags", "-fuse-ld=lld", "-Wl,-dead_strip,-object_path_lto,clice.lto.o", { force = true })
-			-- dsymutil so slow, disable it in daily ci
+			-- dsymutil so slow, disable it in dev ci
 			if not has_config("release") and is_mode("releasedbg") and has_config("ci") then
 				target:rule_enable("utils.symbols.extract", false)
 			end
 		end
 
+		if has_config("release") then
+			-- pixi clang failed to add lto flags because it need `-fuse-ld=lld`
+			target:add("ldflags", "-flto=thin", { force = true })
+		end
+
 		if has_config("ci") then
 			target:add("cxxflags", "-DCLICE_CI_ENVIRONMENT=1")
 		end