From a40b5dcd741d0e6afc431271f48439a670cc5474 Mon Sep 17 00:00:00 2001
From: Andrew Noyes <andrew@weaselab.dev>
Date: Mon, 8 Apr 2024 15:21:40 -0700
Subject: [PATCH] Add script to build .pkg file for macos

---
 CMakeLists.txt   | 19 +++++++++++++++++++
 package_macos.sh | 33 +++++++++++++++++++++++++++++++++
 2 files changed, 52 insertions(+)
 create mode 100755 package_macos.sh

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9f52bed..83dd312 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -8,6 +8,8 @@ project(
   LANGUAGES C CXX)
 set(CMAKE_CXX_STANDARD 20)
 
+file(WRITE ${CMAKE_BINARY_DIR}/version.txt ${PROJECT_VERSION})
+
 include(CMakePushCheckState)
 include(CheckCXXCompilerFlag)
 include(CheckIncludeFileCXX)
@@ -333,6 +335,7 @@ endif()
 # packaging
 
 set(CPACK_PACKAGE_CONTACT andrew@weaselab.dev)
+set(CMAKE_INSTALL_DEFAULT_COMPONENT_NAME all)
 
 set(CPACK_PACKAGE_VENDOR "Weaselab")
 set(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_SOURCE_DIR}/LICENSE")
@@ -353,6 +356,19 @@ else()
   set(CPACK_DEBIAN_PACKAGE_DEPENDS "libc6 (>= 2.14)")
 endif()
 
+# macos
+if(APPLE)
+  find_program(PANDOC_EXE pandoc)
+  if(PANDOC_EXE)
+    execute_process(COMMAND ${PANDOC_EXE} ${CMAKE_SOURCE_DIR}/README.md -o
+                            ${CMAKE_BINARY_DIR}/README.txt)
+    set(CPACK_RESOURCE_FILE_README ${CMAKE_BINARY_DIR}/README.txt)
+  endif()
+  configure_file(${CMAKE_SOURCE_DIR}/LICENSE ${CMAKE_BINARY_DIR}/LICENSE.txt
+                 COPYONLY)
+  set(CPACK_RESOURCE_FILE_LICENSE ${CMAKE_BINARY_DIR}/LICENSE.txt)
+endif()
+
 include(CPack)
 
 include(GNUInstallDirs)
@@ -377,8 +393,11 @@ install(
   ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
   LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
   RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
+
 install(DIRECTORY include/
         DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/${PROJECT_NAME})
 
 install(EXPORT ${PROJECT_NAME}Config
         DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/${PROJECT_NAME}/cmake)
+
+cpack_add_component(all)
diff --git a/package_macos.sh b/package_macos.sh
new file mode 100755
index 0000000..c287b01
--- /dev/null
+++ b/package_macos.sh
@@ -0,0 +1,33 @@
+#!/bin/bash
+
+set -euxo pipefail
+
+umask 022
+
+SRC_DIR="${0%/*}"
+BUILD_ARM="$(mktemp -d -t conflict-set-arm)"
+BUILD_X86="$(mktemp -d -t conflict-set-x86)"
+
+cmake_args=(-DCMAKE_CXX_FLAGS=-DNVALGRIND -DCPACK_PACKAGING_INSTALL_PREFIX=/usr/local)
+
+cmake -S"$SRC_DIR" -B"$BUILD_ARM" -DCMAKE_OSX_ARCHITECTURES=arm64 "${cmake_args[@]}"
+cmake --build "$BUILD_ARM" --target conflict-set --target conflict-set-static
+
+cmake -S"$SRC_DIR" -B"$BUILD_X86" -DCMAKE_OSX_ARCHITECTURES=x86_64 "${cmake_args[@]}"
+cmake --build "$BUILD_X86" --target conflict-set --target conflict-set-static
+
+VERSION="$(cat "$BUILD_ARM/version.txt")"
+
+lipo -create "$BUILD_ARM/radix_tree/libconflict-set.$VERSION.dylib" "$BUILD_X86/radix_tree/libconflict-set.$VERSION.dylib" -output "libconflict-set.$VERSION.dylib.tmp"
+lipo -create "$BUILD_ARM"/libconflict-set-static.a "$BUILD_X86"/libconflict-set-static.a -output libconflict-set-static.a.tmp
+
+mv "libconflict-set.$VERSION.dylib.tmp" "$BUILD_ARM/radix_tree/libconflict-set.$VERSION.dylib"
+mv libconflict-set-static.a.tmp "$BUILD_ARM/libconflict-set-static.a"
+
+pushd "$BUILD_ARM"
+cpack -G productbuild
+popd
+
+mv "$BUILD_ARM/conflict-set-$VERSION-Darwin.pkg" .
+
+rm -rf  "$BUILD_ARM" "$BUILD_X86"