Rename "OUTPUT_MANAGER" to "MULTIO_OUTPUT_MANAGER"

Also, disabled gfortran build of MultIOM until build times improve

Author: MircoValentiniECMWF

Diff for: CMakeLists.txt

@@ -98,17 +98,17 @@ ecbuild_add_option( FEATURE HEALPIX_EXAMPLES
 
 
 ###  Definitions used by the output manager
-ecbuild_add_option( FEATURE OUTPUT_MANAGER
+ecbuild_add_option( FEATURE MULTIO_OUTPUT_MANAGER
 	            DEFAULT ON
                     DESCRIPTION "Build the output manager" )
 
 ecbuild_add_option( FEATURE OUTPUT_MANAGER_ENCODER_REPORT
-                    CONDITION HAVE_OUTPUT_MANAGER
-		    DEFAULT OFF
+                    CONDITION HAVE_MULTIO_OUTPUT_MANAGER
+		                DEFAULT OFF
                     DESCRIPTION "Enable generation of the encoding report" )
 
 ecbuild_add_option( FEATURE OUTPUT_MANAGER_TOOL
-                    CONDITION HAVE_OUTPUT_MANAGER
+                    CONDITION HAVE_MULTIO_OUTPUT_MANAGER
                     DEFAULT OFF
                     DESCRIPTION "Enable generation of standalone tool" )
 

Diff for: src/CMakeLists.txt

@@ -1,5 +1,8 @@
 add_subdirectory( multio )
 
-# if(CMAKE_Fortran_COMPILER_ID MATCHES "Intel")
+if (NOT CMAKE_Fortran_COMPILER_ID STREQUAL "GNU")
+message(STATUS "Building multiom")
 add_subdirectory( multiom )
-# endif()
+else ()
+message(WARNING "Skipping multiom because the GNU Fortran compiler is too slow.")
+endif()

Diff for: src/multiom/CMakeLists.txt

@@ -1,4 +1,4 @@
-if ( HAVE_OUTPUT_MANAGER )
+if ( HAVE_MULTIO_OUTPUT_MANAGER )
 
 # Update on new big features
 set(OUTPUT_MANAGER_MAJOR 0)

Diff for: src/multiom/include/CMakeLists.txt

@@ -1,4 +1,4 @@
-if ( HAVE_OUTPUT_MANAGER )
+if ( HAVE_MULTIO_OUTPUT_MANAGER )
 
 # Update on new big features
 set(OUTPUT_MANAGER_MAJOR 0)