Add xmake build definition and enable ci (#228)

.github/workflows/ci-xmake-linux.yml

@@ -0,0 +1,42 @@
+name: Build on linux
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+  workflow_dispatch:
+
+jobs:
+  linuxbuild:
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Install dependencies
+        run: | 
+          sudo apt-get update
+          sudo apt-get install -y gcc cmake
+      # Force xmake to a specific folder (for cache)
+      - name: Set xmake global dir
+        run: |
+          echo "XMAKE_GLOBALDIR=${{ runner.workspace }}/.xmake-global" >> "${{ github.env }}"
+      - uses: xmake-io/github-action-setup-xmake@v1
+        with:
+          xmake-version: v2.8.3
+      - name: update repo
+        run: xmake repo -u
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 1
+      - name: cache xmake
+        uses: actions/cache@v2
+        with:
+          path: |
+            ${{ env.XMAKE_GLOBALDIR }}/.xmake/packages
+            ${{ github.workspace }}/build/.build_cache
+          key: ${{ runner.os }}-xmake-${{ hashFiles('**/xmake.lua') }}
+      # Force xmake to a specific folder (for cache)
+      - name: config
+        run: xmake config --yes -vD
+      - name: build
+        run: xmake build --yes -vD
+

.gitignore

@@ -58,4 +58,8 @@ jpeg-8d
 Downloads
 
 # notes etc.
-etc
+etc
+
+#xmake unwanted#
+################
+.xmake

xmake.lua

@@ -0,0 +1,40 @@
+-- originally from https://github.com/xmake-io/xmake-repo/pull/1709
+
+option("libtiff", {description = "Enable libtiff", default = false})
+option("libpng", {description = "Enable libpng", default = false})
+option("libjpeg", {description = "Enable libjpeg", default = false})
+add_rules("mode.debug", "mode.release")
+if has_config("libtiff") then
+    add_requires("libtiff")
+end
+if has_config("libpng") then
+    add_requires("libpng")
+end
+if has_config("libjpeg") then
+    add_requires("libjpeg")
+end
+add_requires("freetype", "zlib", "libaesgm")
+target("pdfhummus")
+    set_kind("$(kind)")
+    add_files("PDFWriter/*.cpp")
+    add_headerfiles("(PDFWriter/*.h)")
+    add_packages("freetype")
+    add_packages("libtiff", "libpng", "libjpeg")
+    add_packages("libaesgm", "zlib")
+    if has_package("libtiff") then
+        add_defines("_INCLUDE_TIFF_HEADER")
+        add_cxflags("-Wno-deprecated-declarations")
+    else
+        add_defines("PDFHUMMUS_NO_TIFF=1")
+    end
+    if not has_package("libpng") then
+        add_defines("PDFHUMMUS_NO_PNG=1")
+    end
+    if not has_package("libjpeg") then
+        add_defines("PDFHUMMUS_NO_DCT=1")
+    end
+    -- port symbols for linker
+    if is_plat("windows") and is_kind("shared") then
+        add_rules("utils.symbols.export_all", {export_classes = true})
+    end
+