ci(github): add macOS

.github/workflows/ci.yml

@@ -59,6 +59,32 @@ jobs:
         path: |
           hicolor
 
+  mac:
+    runs-on: macos-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+
+    - name: Install dependencies
+      run: |
+        .github/workflows/install-deps.sh
+
+    - name: Build and test
+      run: |
+        make test
+
+    - name: Bundle dynamic libraries
+      run: |
+        dylibbundler --bundle-deps --create-dir --fix-file hicolor
+
+    - name: Upload artifacts
+      uses: actions/upload-artifact@v4
+      with:
+        name: hicolor-macos-arm64
+        path: |
+          hicolor
+          libs/
+
   windows:
     runs-on: windows-latest
     steps:

.github/workflows/install-deps.sh

@@ -1,6 +1,10 @@
 #! /bin/sh
 set -e
 
+if [ "$(uname)" = Darwin ]; then
+    brew install dylibbundler libpng tcl-tk
+fi
+
 if [ "$(uname)" = Linux ]; then
     apt-get install -y graphicsmagick pkgconf
 fi

GNUmakefile

@@ -1,9 +1,17 @@
+PLATFORM ?= $(shell uname)
+
+ifeq ($(PLATFORM), Darwin)
+    PLATFORM_CFLAGS ?=
+else
+    PLATFORM_CFLAGS ?= -static -Wl,--gc-sections
+endif
+
 LIBPNG_CFLAGS ?= $(shell pkg-config --cflags libpng)
 LIBPNG_LIBS ?= $(shell pkg-config --libs libpng)
 ZLIB_CFLAGS ?= $(shell pkg-config --cflags zlib)
 ZLIB_LIBS ?= $(shell pkg-config --libs zlib)
 
-CFLAGS ?= -g -O3 -static -ffunction-sections -fdata-sections -Wl,--gc-sections -Wall -Wextra $(LIBPNG_CFLAGS) $(ZLIB_CFLAGS)
+CFLAGS ?= -g -O3 $(PLATFORM_CFLAGS) -ffunction-sections -fdata-sections -Wall -Wextra $(LIBPNG_CFLAGS) $(ZLIB_CFLAGS)
 LIBS ?= $(LIBPNG_LIBS) $(ZLIB_LIBS) -lm
 PREFIX ?= /usr/local