Use a config-file package instead of a find-module package in CMake.

FindBelleSIP.cmake.in → BelleSIPConfig.cmake

 ############################################################################
-# FindBelleSIP.txt
-# Copyright (C) 2014  Belledonne Communications, Grenoble France
+# BelleSIPConfig.cmake
+# Copyright (C) 2015  Belledonne Communications, Grenoble France
 #
 ############################################################################
 #
@@ -20,64 +20,16 @@
 #
 ############################################################################
 #
-# - Find the belle-sip include file and library
+# Config file for the belle-sip package.
+# It defines the following variables:
 #
 #  BELLESIP_FOUND - system has belle-sip
 #  BELLESIP_INCLUDE_DIRS - the belle-sip include directory
 #  BELLESIP_LIBRARIES - The libraries needed to use belle-sip
-#  BELLESIP_LDFLAGS - The linking flags needed to use belle-sip
 
-find_package(Antlr3 REQUIRED)
-find_package(PolarSSL)
+include("${CMAKE_CURRENT_LIST_DIR}/BelleSIPTargets.cmake")
 
-set(_BELLESIP_ROOT_PATHS
-	${WITH_BELLESIP}
-	${CMAKE_INSTALL_PREFIX}
-)
-
-find_path(BELLESIP_INCLUDE_DIRS
-	NAMES belle-sip/belle-sip.h
-	HINTS _BELLESIP_ROOT_PATHS
-	PATH_SUFFIXES include
-)
-
-if(BELLESIP_INCLUDE_DIRS)
-	set(HAVE_BELLESIP_BELLESIP_H 1)
-endif()
-
-find_library(BELLESIP_LIBRARIES
-	NAMES bellesip
-	HINTS ${_BELLESIP_ROOT_PATHS}
-	PATH_SUFFIXES bin lib
-)
-
-if(@HAVE_LIBDL@)
-	list(APPEND BELLESIP_LIBRARIES dl)
-endif()
-if(@HAVE_LIBRT@)
-	list(APPEND BELLESIP_LIBRARIES rt)
-endif()
-if(@HAVE_RESINIT@)
-	list(APPEND BELLESIP_LIBRARIES resolv)
-endif()
-if(APPLE)
-	set(BELLESIP_LDFLAGS "-framework CoreFoundation -framework CFNetwork")
-endif()
-if(ANTLR3C_FOUND)
-	list(APPEND BELLESIP_INCLUDE_DIRS ${ANTLR3C_INCLUDE_DIRS})
-	list(APPEND BELLESIP_LIBRARIES ${ANTLR3C_LIBRARIES})
-endif()
-if(POLARSSL_FOUND)
-	list(APPEND BELLESIP_INCLUDE_DIRS ${POLARSSL_INCLUDE_DIRS})
-	list(APPEND BELLESIP_LIBRARIES ${POLARSSL_LIBRARIES})
-endif()
-list(REMOVE_DUPLICATES BELLESIP_INCLUDE_DIRS)
-list(REMOVE_DUPLICATES BELLESIP_LIBRARIES)
-
-include(FindPackageHandleStandardArgs)
-find_package_handle_standard_args(BelleSIP
-	DEFAULT_MSG
-	BELLESIP_INCLUDE_DIRS BELLESIP_LIBRARIES
-)
-
-mark_as_advanced(BELLESIP_INCLUDE_DIRS BELLESIP_LIBRARIES BELLESIP_LDFLAGS)
+get_filename_component(BELLESIP_CMAKE_DIR "${CMAKE_CURRENT_LIST_FILE}" PATH)
+set(BELLESIP_INCLUDE_DIRS "${BELLESIP_CMAKE_DIR}/../../../include")
+set(BELLESIP_LIBRARIES BelledonneCommunications::bellesip)
+set(BELLESIP_FOUND 1)

CMakeLists.txt

@@ -164,12 +164,6 @@ if(WIN32)
 	)
 endif()
 
-configure_file(${CMAKE_CURRENT_SOURCE_DIR}/FindBelleSIP.cmake.in ${CMAKE_CURRENT_BINARY_DIR}/FindBelleSIP.cmake @ONLY)
-install(FILES ${CMAKE_CURRENT_BINARY_DIR}/FindBelleSIP.cmake
-	DESTINATION share/cmake/Modules
-	PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ
-)
-
 
 add_subdirectory(include)
 add_subdirectory(src)
@@ -179,3 +173,31 @@ if(ENABLE_TESTS)
 	enable_testing()
 	add_subdirectory(tester)
 endif()
+
+
+include(CMakePackageConfigHelpers)
+write_basic_package_version_file(
+	"${CMAKE_CURRENT_BINARY_DIR}/BelleSIPConfigVersion.cmake"
+	VERSION ${PACKAGE_VERSION}
+	COMPATIBILITY AnyNewerVersion
+)
+export(EXPORT BelleSIPTargets
+	FILE "${CMAKE_CURRENT_BINARY_DIR}/BelleSIPTargets.cmake"
+	NAMESPACE BelledonneCommunications::
+)
+configure_file(BelleSIPConfig.cmake
+	"${CMAKE_CURRENT_BINARY_DIR}/BelleSIPConfig.cmake"
+	COPYONLY
+)
+
+set(ConfigPackageLocation lib/cmake/BelleSIP)
+install(EXPORT BelleSIPTargets
+	FILE BelleSIPTargets.cmake
+	NAMESPACE BelledonneCommunications::
+	DESTINATION ${ConfigPackageLocation}
+)
+install(FILES
+	BelleSIPConfig.cmake
+	"${CMAKE_CURRENT_BINARY_DIR}/BelleSIPConfigVersion.cmake"
+	DESTINATION ${ConfigPackageLocation}
+)

src/CMakeLists.txt

@@ -165,7 +165,7 @@ else()
 endif()
 target_link_libraries(bellesip ${LIBS})
 
-install(TARGETS bellesip
+install(TARGETS bellesip EXPORT BelleSIPTargets
 	RUNTIME DESTINATION bin
 	LIBRARY DESTINATION lib
 	ARCHIVE DESTINATION lib