CMakeLists.txt. GSL will only be searched for in case we are linking axionlib

Author: jgalan

CMakeLists.txt

@@ -188,17 +188,24 @@ else ()
     set(REST_MPFR OFF)
 endif (${REST_MPFR} MATCHES "ON")
 
-# GSL #### Find GSL
-find_package(GSL REQUIRED)
+if( ((${REST_ALL_LIBS} MATCHES "ON") AND (NOT DEFINED RESTLIB_AXION)) OR (${RESTLIB_AXION} MATCHES "ON") )
+	# GSL #### Find GSL
+	find_package(GSL REQUIRED)
 
-# Include GSL directories
-set(external_include_dirs ${external_include_dirs} ${GSL_INCLUDE_DIRS})
+	# Include GSL directories
+	set(external_include_dirs ${external_include_dirs} ${GSL_INCLUDE_DIRS})
 
-# Link GSL libraries
-set(external_libs ${external_libs};${GSL_LIBRARIES})
+	# Link GSL libraries
+	set(external_libs ${external_libs};${GSL_LIBRARIES})
 
-message(STATUS "Found GSL libraries : ${GSL_LIBRARIES}")
-message(STATUS "GSL headers : ${GSL_INCLUDE_DIRS}")
+	message(STATUS "Found GSL libraries : ${GSL_LIBRARIES}")
+	message(STATUS "GSL headers : ${GSL_INCLUDE_DIRS}")
+
+	set(REST_GSL ON)
+else ()
+	set(REST_GSL OFF)
+	message(STATUS "GSL libraries not required")
+endif( ((${REST_ALL_LIBS} MATCHES "ON") AND (NOT DEFINED RESTLIB_AXION)) OR (${RESTLIB_AXION} MATCHES "ON") )
 
 # CURL  #####
 find_library(CURL_LIB curl)