From d46fc8f6799f47baf320aa60357ae674c098eb04 Mon Sep 17 00:00:00 2001
From: Paul Cercueil <paul.cercueil@analog.com>
Date: Tue, 9 Jun 2015 16:37:16 +0200
Subject: [PATCH] CMake: Generate an installer for the framework on OSX

Signed-off-by: Paul Cercueil <paul.cercueil@analog.com>
---
 CMakeLists.txt           | 36 ++++++++++++++++++++++++++++++++++++
 Distribution.xml.cmakein | 20 ++++++++++++++++++++
 2 files changed, 56 insertions(+)
 create mode 100644 Distribution.xml.cmakein

diff --git a/CMakeLists.txt b/CMakeLists.txt
index d446fb2d0..c75055990 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -195,6 +195,42 @@ else()
 	message(STATUS "Doxygen not found, API documentation won't be generated")
 endif()
 
+# Create an installer if compiling for OSX
+if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+	set(LIBIIO_PKG ${CMAKE_CURRENT_BINARY_DIR}/libiio-${VERSION}.pkg)
+	set(LIBIIO_TEMP_PKG ${CMAKE_CURRENT_BINARY_DIR}/libiio-${VERSION}-temp.pkg)
+	set(LIBIIO_DISTRIBUTION_XML ${CMAKE_CURRENT_BINARY_DIR}/Distribution.xml)
+	configure_file(Distribution.xml.cmakein ${LIBIIO_DISTRIBUTION_XML} @ONLY)
+
+	find_program(PKGBUILD_EXECUTABLE
+		NAMES pkgbuild
+		DOC "OSX Package builder (pkgbuild)")
+	mark_as_advanced(PKGBUILD_EXECUTABLE)
+
+	find_program(PRODUCTBUILD_EXECUTABLE
+		NAMES productbuild
+		DOC "OSX Package builder (productbuild)")
+	mark_as_advanced(PRODUCTBUILD_EXECUTABLE)
+
+	add_custom_command(OUTPUT ${LIBIIO_TEMP_PKG} COMMAND ${PKGBUILD_EXECUTABLE}
+			--root ${CMAKE_CURRENT_BINARY_DIR}/Debug
+			--identifier libiio --version ${VERSION}
+			--install-location /System/Library/Frameworks ${LIBIIO_TEMP_PKG}
+		DEPENDS iio
+	)
+
+	add_custom_command(OUTPUT ${LIBIIO_PKG} COMMAND ${PRODUCTBUILD_EXECUTABLE}
+			--distribution ${LIBIIO_DISTRIBUTION_XML} ${LIBIIO_PKG}
+		DEPENDS ${LIBIIO_DISTRIBUTION_XML} ${LIBIIO_TEMP_PKG}
+	)
+
+	if (PKGBUILD_EXECUTABLE AND PRODUCTBUILD_EXECUTABLE)
+		add_custom_target(libiio-pkg ALL DEPENDS ${LIBIIO_PKG})
+	else()
+		message(WARNING "Missing pkgbuild or productbuild: OSX installer won't be created.")
+	endif()
+endif()
+
 if(WITH_IIOD)
 	add_subdirectory(iiod)
 endif()
diff --git a/Distribution.xml.cmakein b/Distribution.xml.cmakein
new file mode 100644
index 000000000..9997bfafd
--- /dev/null
+++ b/Distribution.xml.cmakein
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8" standalone="yes" ?>
+<installer-gui-script minSpecVersion="1" >
+	<title>Libiio</title>
+	<options customize="never" rootVolumeOnly="true" />
+	<allowed-os-versions>
+		<os-version min="10.6.6" />
+	</allowed-os-versions>
+	<license file="@CMAKE_CURRENT_SOURCE_DIR@/COPYING.txt" mime-type="text/plain" />
+	<product id="libiio" version="@VERSION@" />
+	<choices-outline>
+		<line choice="default" >
+			<line choice="libiio" />
+		</line>
+	</choices-outline>
+	<choice id="default" />
+	<choice id="libiio" visible="false" >
+		<pkg-ref id="libiio" />
+	</choice>
+	<pkg-ref id="libiio" version="@VERSION@" onConclusion="none" >@LIBIIO_TEMP_PKG@</pkg-ref>
+</installer-gui-script>