add rules for building dmg

.gitignore

@@ -12,3 +12,5 @@ compile_commands.json
 /test/share
 default.profraw
 /test/include
+/pkg
+/fakeroot

Makefile

@@ -1,46 +1,12 @@
-LIBVER ?=$(shell vtool -show-build $(shell brew --prefix)/lib/libgetargv.dylib | awk '/minos/{print $$2}')
-export MACOSX_DEPLOYMENT_TARGET=$(LIBVER)
-VERSION=0.1
-COMPAT_VERSION := $(shell echo $(VERSION) | cut -f1 -d.).0
-
-CODESIGN_PREFIX := cam.narzt.
-KEYCHAIN := ~/Library/Keychains/login.keychain-db
-CERT_IDENTITY := $(shell security find-identity -v -p codesigning | sed -Ee 's/.*"([^"]+)".*/\1/g' | grep -Fve ' valid identit' -e ' CA')
-
-SRC_DIR = src
-OBJ_DIR = obj
-LIB_DIR = lib
-
-PREFIX := /usr/local
-CXX=clang++
-CPPFLAGS += -MMD -MP
-
-COMPILER_VERSION		:= $(shell $(CXX) --version | grep version | grep -o -m 1 "[0-9]\+\.[0-9]\+\.*[0-9]*" | head -n 1)
-COMPILER_VERSION_NUMBER		:= $(shell echo $(COMPILER_VERSION) | sed -e 's/\.\([0-9][0-9]\)/\1/g' -e 's/\.\([0-9]\)/0\1/g' -e 's/^[0-9]\{3,4\}$$/&00/')
-CLANG_13_OR_MORE		:= $(shell expr $(COMPILER_VERSION_NUMBER) \>= 130106)
-ifneq ($(CLANG_13_OR_MORE),0)
-# supported: c++11, c++14, c++17, c++20
-# future: c++2b
-CXXFLAGS := --std=c++20 -O3 -Iinclude
-else
-CXXFLAGS := --std=c++17 -O3 -Iinclude
-endif
-
-EXTRA_CXXFLAGS := -pedantic-errors -Weverything -Wno-c++98-compat -Wno-pre-c++20-compat-pedantic -Wno-poison-system-directories
-LDFLAGS += -Llib -fvisibility=default -fPIC
-LDLIBS += -lgetargv
-
-LIB_SHORT_NAME = getargv++
-DYLIB_FILENAME = lib$(LIB_SHORT_NAME).$(VERSION).dylib
-DYLIB = lib/$(DYLIB_FILENAME)
-SOURCES = $(wildcard $(SRC_DIR)/*.cpp)
-OBJECTS = $(SOURCES:$(SRC_DIR)/%.cpp=$(OBJ_DIR)/%.o)
+include Makefile-variables
 
-.PHONY := db clean dylib install_dylib lint
+.PHONY := db clean dylib install install_dylib lint dmg
 .DEFAULT_GOAL := dylib
 
 dylib: $(DYLIB)
 
+install: install_dylib
+
 install_dylib: $(DYLIB)
 	install -d $(PREFIX)/$(LIB_DIR)
 	install $(DYLIB) $(PREFIX)/$(DYLIB)
@@ -62,10 +28,10 @@ $(DYLIB): $(OBJECTS) | $(LIB_DIR)
 $(OBJ_DIR)/%.o: $(SRC_DIR)/%.cpp | $(OBJ_DIR)
 	$(CXX) $(EXTRA_CXXFLAGS) $(CXXFLAGS) $(CPPFLAGS) -c -fPIC $< -o $@
 
-$(OBJ_DIR) $(LIB_DIR):
+$(OBJ_DIR) $(LIB_DIR) $(FAKE_ROOT) $(PKG_DIR):
 	mkdir -p $@
 
-docs:
+docs: doxygen.conf $(SOURCES) $(HEADERS)
 	doxygen -q doxygen.conf
 
 db: compile_commands.json
@@ -74,10 +40,46 @@ compile_commands.json: Makefile
 	$(shell brew --prefix bear)/bin/bear -- make -B $(OBJECTS)
 
 clean:
-	@$(RM) -rf $(OBJ_DIR) $(LIB_DIR) docs
+	@$(RM) -rf $(OBJ_DIR) $(LIB_DIR) docs $(FAKE_ROOT) $(PKG_DIR)
 
 lint: compile_commands.json
 	for file in $(SOURCES); do /usr/bin/xcrun -r clangd --enable-config --clang-tidy --log=error --check=$$file; done
 	$(shell brew --prefix llvm)/bin/scan-build -enable-checker security -enable-checker unix -enable-checker valist $(MAKE) -B dylib
 
+dmg: $(DMG)
+
+$(DMG): $(PRODUCT)
+	hdiutil create -fs "$(DMG_FS)" -volname "$(DMG_VOLUME_NAME)" -srcfolder "$(PKG_DIR)" -ov -format "$(DMG_FORMAT)" "$@"
+
+$(DISTRIBUTION): $(SRC_DIR)/dist.xml
+	< $< > $@ sed \
+	-e 's/OS_VERSION/$(MACOS_VER_NUM)/g' \
+	-e 's/ARCH/$(ARCH)/g' \
+	-e 's/VERSION/$(VERSION)/g' \
+	-e 's/LIB_PKG_NAME/$(LIB_PKG:$(PKG_DIR)/%=%)/g' \
+	-e 's/LIB_ID/$(LIB_BUNDLE_IDENTIFIER)/g' \
+	-e 's/LIB_NAME/$(LIB_NAME)/g'
+
+$(PRODUCT): $(LIB_PKG) $(DISTRIBUTION)
+	productbuild \
+	--identifier $(PRODUCT_BUNDLE_IDENTIFIER) \
+	--version $(VERSION) \
+	--package-path $(PKG_DIR) \
+	--resources ./ \
+	--distribution $(DISTRIBUTION) \
+	$(SIGN_PACKAGE_FLAG) \
+	$@
+	@$(RM) $^
+
+$(LIB_PKG): $(FAKE_ROOT) | $(PKG_DIR)
+	@$(RM) -rf $(FAKE_ROOT)/*
+	$(MAKE) PREFIX=$(FAKE_ROOT) install_dylib
+	pkgbuild --root $(FAKE_ROOT) \
+	--identifier "$(LIB_BUNDLE_IDENTIFIER)" \
+	--version "$(VERSION)" \
+	$(PKG_VERSION_FLAG) \
+	--install-location "$(PREFIX)" \
+	$(SIGN_PACKAGE_FLAG) \
+	$@
+
 -include $(OBJECTS:.o=.d)

Makefile-variables

@@ -0,0 +1,75 @@
+MACOS_VER_NUM ?=$(shell vtool -show-build $(shell brew --prefix)/lib/libgetargv.dylib | awk '/minos/{print $$2}')
+MACOS_VER_MAJOR			:= $(shell echo $(MACOS_VER_NUM) | cut -f1 -d.)
+MACOS_VER_MINOR			:= $(shell echo $(MACOS_VER_NUM) | cut -f2 -d.)
+MACOS_LT_10_11			:= $(shell [ $(MACOS_VER_MAJOR) -eq 10 -a $(MACOS_VER_MINOR) -lt 11 ] && echo true)
+MACOS_LT_10_13			:= $(shell [ $(MACOS_VER_MAJOR) -eq 10 -a $(MACOS_VER_MINOR) -lt 13 ] && echo true)
+MACOS_LT_11			:= $(shell [ $(MACOS_VER_MAJOR) -eq 10 -a $(MACOS_VER_MINOR) -lt 15 ] || [ $(MACOS_VER_MAJOR) -lt 11 ] && echo true)
+export MACOSX_DEPLOYMENT_TARGET := $(MACOS_VER_MAJOR).$(MACOS_VER_MINOR)
+VERSION=0.1
+COMPAT_VERSION := $(shell echo $(VERSION) | cut -f1 -d.).0
+ARCH				:= $(shell uname -m)
+CODESIGN_PREFIX := cam.narzt.
+KEYCHAIN := ~/Library/Keychains/login.keychain-db
+CERT_IDENTITY := $(shell security find-identity -v -p codesigning | sed -Ee 's/.*"([^"]+)".*/\1/g' | grep -Fve ' valid identit' -e ' CA')
+
+SRC_DIR = src
+INCLUDE_DIR = include
+OBJ_DIR = obj
+LIB_DIR = lib
+PKG_DIR = pkg
+FAKE_ROOT = fakeroot
+PREFIX ?= /usr/local
+CXX = clang++
+CPPFLAGS += -MMD -MP
+
+COMPILER_VERSION		:= $(shell $(CXX) --version | grep version | grep -o -m 1 "[0-9]\+\.[0-9]\+\.*[0-9]*" | head -n 1)
+COMPILER_VERSION_NUMBER		:= $(shell echo $(COMPILER_VERSION) | sed -e 's/\.\([0-9][0-9]\)/\1/g' -e 's/\.\([0-9]\)/0\1/g' -e 's/^[0-9]\{3,4\}$$/&00/')
+CLANG_13_OR_MORE		:= $(shell expr $(COMPILER_VERSION_NUMBER) \>= 130106)
+ifneq ($(CLANG_13_OR_MORE),0)
+# supported: c++11, c++14, c++17, c++20
+# future: c++2b
+CXXFLAGS := --std=c++20 -O3 -Iinclude
+else
+CXXFLAGS := --std=c++17 -O3 -Iinclude
+endif
+
+EXTRA_CXXFLAGS := -pedantic-errors -Weverything -Wno-c++98-compat -Wno-pre-c++20-compat-pedantic -Wno-poison-system-directories
+LDFLAGS += -Llib -fvisibility=default -fPIC
+LDLIBS += -lgetargv
+
+LIB_SHORT_NAME = getargv++
+LIB_NAME = lib$(LIB_SHORT_NAME)
+DYLIB_FILENAME = $(LIB_NAME).$(VERSION).dylib
+DYLIB = lib/$(DYLIB_FILENAME)
+SOURCES = $(wildcard $(SRC_DIR)/*.cpp)
+HEADERS = $(wildcard $(INCLUDE_DIR)/*.hpp)
+OBJECTS = $(SOURCES:$(SRC_DIR)/%.cpp=$(OBJ_DIR)/%.o)
+
+DMG_VOLUME_NAME                 := $(LIB_NAME) Installer
+DMG                             := $(PKG_DIR)/$(LIB_NAME).dmg
+PRODUCT_BUNDLE_PACKAGE_TYPE	:= APPL
+LIB_BUNDLE_IDENTIFIER		:= $(CODESIGN_PREFIX)$(LIB_NAME)
+PRODUCT_BUNDLE_IDENTIFIER	:= $(LIB_BUNDLE_IDENTIFIER)
+PRODUCT				:= $(PKG_DIR)/$(LIB_NAME)-$(VERSION)-macOS-$(MACOS_VER_NUM)-$(ARCH).pkg
+LIB_PKG				:= $(PKG_DIR)/$(LIB_NAME)-$(VERSION)-macOS-$(MACOS_VER_NUM)-$(ARCH)-package.pkg
+DISTRIBUTION			:= $(OBJ_DIR)/dist.xml
+
+ifeq ($(MACOS_LT_10_11),true)
+DMG_FORMAT := UDZO
+else ifeq ($(MACOS_LT_11),true)
+DMG_FORMAT := ULFO
+else
+DMG_FORMAT := ULMO
+endif
+
+ifeq ($(MACOS_LT_10_13),true)
+DMG_FS := HFS+
+else
+DMG_FS := APFS
+endif
+
+ifeq ($(MACOS_LT_12),true)
+PKG_VERSION_FLAG :=
+else
+PKG_VERSION_FLAG := --min-os-version $(MACOSX_DEPLOYMENT_TARGET)
+endif

src/dist.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<installer-gui-script minSpecVersion="2">
+    <volume-check>
+        <allowed-os-versions>
+            <os-version min="OS_VERSION" />
+        </allowed-os-versions>
+    </volume-check>
+
+    <license file="LICENSE" mime-type="text/plain" />
+
+    <options customize="allow" require-scripts="false" hostArchitectures="ARCH" />
+
+    <choices-outline>
+        <line choice="LIB_ID" />
+    </choices-outline>
+    <choice title="LIB_NAME library" id="LIB_ID" customLocation="/usr/local" customLocationAllowAlternateVolumes="true">
+        <pkg-ref id="LIB_ID" />
+    </choice>
+    <pkg-ref id="LIB_ID" version="VERSION" onConclusion="none">LIB_PKG_NAME</pkg-ref>
+</installer-gui-script>