backport to cmake 3.3

Change-Id: I3c5c0670da70e2ed6adf425bf645bc2266e96308
Signed-off-by: José Bollo <jose.bollo@iot.bzh>

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 22765fb..9f6a944 100644 (file)
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -143,8 +143,14 @@ install(TARGETS afm-system-daemon DESTINATION ${CMAKE_INSTALL_BINDIR})
 
 pkg_check_modules(afb afb-daemon)
 if(afb_FOUND)
-       MESSAGE(STATUS "Creation afm-main-plugin for AFB-DAEMON")
-       pkg_get_variable(afb_plugin_install_dir afb-daemon plugin_install_dir)
+       message(STATUS "Creation afm-main-plugin for AFB-DAEMON")
+       ###############################################################
+       #pkg_get_variable(afb_plugin_install_dir afb-daemon plugin_install_dir)
+       execute_process(
+               COMMAND pkg-config --variable plugin_install_dir afb-daemon
+               OUTPUT_VARIABLE afb_plugin_install_dir OUTPUT_STRIP_TRAILING_WHITESPACE
+       )
+       ###############################################################
        add_library(afm-main-plugin MODULE afm-main-plugin.c)
        target_compile_options(afm-main-plugin PRIVATE ${afb_CFLAGS})
        target_include_directories(afm-main-plugin PRIVATE ${afb_INCLUDE_DIRS})
@@ -153,8 +159,8 @@ if(afb_FOUND)
                PREFIX ""
                LINK_FLAGS "-Wl,--version-script=${CMAKE_CURRENT_SOURCE_DIR}/afm-main-plugin.export-map"
        )
-       INSTALL(TARGETS afm-main-plugin LIBRARY DESTINATION ${afb_plugin_install_dir})
+       install(TARGETS afm-main-plugin LIBRARY DESTINATION ${afb_plugin_install_dir})
 else()
-       MESSAGE(STATUS "Not creating the plugin for AFB-DAEMON")
+       message(STATUS "Not creating the plugin for AFB-DAEMON")
 endif()