Fix macOS on arm64 CI failure: pass LUA_LIBDIR in rockspecs

.github/workflows/ci.yml

@@ -0,0 +1,72 @@
+name: ci
+on:
+  push:
+  pull_request:
+  workflow_dispatch:
+jobs:
+  ci:
+    strategy:
+      fail-fast: false  # https://github.com/actions/runner-images#available-images
+      matrix:  # https://www.lua.org/versions.html
+        os: [ubuntu-latest, macos-latest, macos-26-intel]
+    runs-on: ${{ matrix.os }}
+    steps:
+      - run: echo "${{ runner.os }} on ${{ runner.arch }}"
+      - if: runner.os == 'Linux'
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y luarocks
+      - if: runner.os == 'macOS'
+        run: brew install luarocks
+      - run: lua -v && luarocks --version  # Lua 5.5.0 Luarocks 3.13.0
+
+      - uses: actions/checkout@v7
+      - uses: actions/setup-python@v6
+        with:
+          python-version: 3.x
+          pip-install: --editable .
+      - if: runner.os == 'macOS' && runner.arch == 'arm64'
+        # /opt/homebrew/opt/lua/lib --> /opt/homebrew/lib
+        run: luarocks config variables.LUA_LIBDIR "$HOMEBREW_PREFIX/lib"
+      - run: luarocks lint lunatic-python-scm-0.rockspec
+      - run: luarocks lint rockspecs/lunatic-python-1.0-1.rockspec
+      - env:
+          VERBOSE: 1
+        run: luarocks --local make
+      - run: luarocks list
+      - run: luarocks show lunatic-python
+
+  actions:
+    strategy:
+      fail-fast: false  # https://github.com/actions/runner-images#available-images
+      matrix:  # https://www.lua.org/versions.html
+        os: [macos-latest, macos-26-intel, ubuntu-latest]
+        gh-actions-lua: [leafo, luarocks]
+    runs-on: ${{ matrix.os }}
+    steps:
+      - run: echo "${{ runner.os }} on ${{ runner.arch }}"
+      - uses: actions/checkout@v7
+      - uses: actions/setup-python@v6
+        with:
+          python-version: 3.x
+      - if: matrix.gh-actions-lua == 'leafo'
+        uses: leafo/gh-actions-lua@v13
+        with:
+          luaVersion: "5.1"
+      - if: matrix.gh-actions-lua == 'luarocks'
+        uses: luarocks/gh-actions-lua@master
+        with:
+          luaVersion: "5.1"
+      - if: matrix.gh-actions-lua == 'leafo'
+        uses: leafo/gh-actions-luarocks@v6
+      - if: matrix.gh-actions-lua == 'luarocks'
+        uses: luarocks/gh-actions-luarocks@v6
+      - run: lua -v && luarocks --version
+      - run: luarocks
+      - run: luarocks config
+      # [x] TODO: macOS: ld: unknown options: -shared --> LD = clang
+      # [ ] TODO: macOS: ld: symbol(s) not found for architecture arm64
+      # - run: pip install --editable .
+      - env:
+          VERBOSE: 1
+        run: luarocks --local make

Makefile.luarocks

@@ -8,6 +8,7 @@ LIBEXT_S = .dll.a
 COPY = copy
 RM = del
 else ifeq ($(shell uname -s),Darwin)
+LD = clang
 LIBEXT = .dylib
 LIBEXT_S = .a
 COPY = cp -v
@@ -28,7 +29,12 @@ all: $(TARGET) $(TARGET_S)
 
 CFLAGS := -Isrc -fPIC $(shell python3-config --embed --cflags) -DPYTHON_LIBRT=$(shell pkg-config python3-embed --keep-system-libs --libs | sed -e 's/-L//g' -e 's/ -l/\/lib/g' | xargs echo -n)$(LIBEXT) -I$(LUA_INCDIR)
 
+ifeq ($(shell uname -s),Darwin)
+LDFLAGS := $(shell python3-config --embed --ldflags) $(if $(and $(LUA_LIBDIR_FILE),$(or $(LUA_LIBDIR),$(LUA_INCDIR))),$(or $(LUA_LIBDIR),$(patsubst %/include,%/lib,$(LUA_INCDIR)))/$(LUA_LIBDIR_FILE),$(if $(or $(LUA_LIBDIR),$(LUA_INCDIR)),-L$(or $(LUA_LIBDIR),$(patsubst %/include,%/lib,$(LUA_INCDIR))) -llua,))
+else
 LDFLAGS := $(shell python3-config --embed --ldflags)
+endif
+
 ARFLAGS = $(shell python3-config --configdir)/libpython*$(LIBEXT_S)
 
 OBJS := \

lunatic-python-scm-0.rockspec

@@ -13,6 +13,7 @@ build = {
 	makefile = 'Makefile.luarocks',
 	variables = {
 		LIBDIR = '$(LIBDIR)',
-		LUA_INCDIR = '$(LUA_INCDIR)'
+		LUA_INCDIR = '$(LUA_INCDIR)',
+		LUA_LIBDIR = '$(LUA_LIBDIR)'
 	}
 }

setup.py

@@ -1,12 +1,9 @@
 #!/usr/bin/python
 
-import sys
 import os
+import sys
 
-if sys.version > '3':
-    PY3 = True
-else:
-    PY3 = False
+PY3 = sys.version_info >= (3, 0)
 
 if PY3:
     import subprocess as commands
@@ -15,6 +12,9 @@
 from distutils.core import setup, Extension
 from distutils.sysconfig import get_config_var, get_python_lib, get_python_version
 
+if not os.environ.get("PKG_CONFIG_PATH"):  # set this on macOS and Windows
+    os.environ["PKG_CONFIG_PATH"] = os.path.join(get_config_var("LIBDIR"), "pkgconfig")
+
 if os.path.isfile("MANIFEST"):
     os.unlink("MANIFEST")