use native libexpat on macos

Author: hotbso

.github/workflows/release.yaml

@@ -66,11 +66,6 @@ jobs:
             mv SDK ../
             git clone https://github.com/hotbso/xplib.git ../xplib
 
-      - uses: melusina-org/setup-macports@v1
-        if: startsWith(matrix.os, 'macos')
-        with:
-          macports-version: 2.11.4
-
       - name: Build Executable
         shell: bash
         env:
@@ -82,8 +77,6 @@ jobs:
           fi
 
           if [ $OS == "macos-15" ]; then
-            #port selfupdate
-            port install expat +universal
             make -f Makefile.mac64
           else
             make -f Makefile.lin64

Makefile.mac64

@@ -15,12 +15,12 @@ OBJECTS_x86=$(OBJECTS_arm:.o_arm=.o_x86)
 # if we run this script on Linux it's osxcross
 UNAME_S := $(shell uname -s)
 ifeq ($(UNAME_S),Darwin)
-    CCx=clang -target x86_64-apple-macos14
-    CCa=clang -target arm64-apple-macos14
+    CCx=clang -target x86_64-apple-macos15
+    CCa=clang -target arm64-apple-macos15
 
-    CXXx=clang++ -target x86_64-apple-macos14
-    CXXa=clang++ -target arm64-apple-macos14
-    LIBEXPAT=/opt/local/lib/libexpat.a
+    CXXx=clang++ -target x86_64-apple-macos15
+    CXXa=clang++ -target arm64-apple-macos15
+    LIBEXPAT=-lexpat
 else
     PATH:=/osxcross/target/bin:$(PATH)
     CCx=o64-clang -mmacosx-version-min=13.0