From 6fa0255660c848b4f49603511b1da79750b686c8 Mon Sep 17 00:00:00 2001 From: Samuel Levis Date: Thu, 30 May 2024 16:09:26 -0600 Subject: [PATCH] Jim's suggestions for doc/.../lilac/.../obtaining-and-building-ctsm.rst --- .../obtaining-and-building-ctsm.rst | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/doc/source/lilac/obtaining-building-and-running/obtaining-and-building-ctsm.rst b/doc/source/lilac/obtaining-building-and-running/obtaining-and-building-ctsm.rst index 907f63f211..fcd8235b62 100644 --- a/doc/source/lilac/obtaining-building-and-running/obtaining-and-building-ctsm.rst +++ b/doc/source/lilac/obtaining-building-and-running/obtaining-and-building-ctsm.rst @@ -91,7 +91,7 @@ Building CTSM requires: - ESMF version 8 or later - - **ESMF is not needed in general for CTSM, but is needed for LILAC** + - **ESMF is needed for LILAC (and for CESM3 and later)** Obtaining CTSM ============== @@ -149,10 +149,11 @@ If you are using a machine that has been ported to CIME_ (for example, NCAR's `` machine), then you do not need to specify much information to ``build_ctsm``. In addition, in this case, CIME will load the appropriate modules and set the appropriate environment variables at build time, so you do not need to do anything to set up your environment -ahead of time. **Building CTSM with LILAC requires ESMF. ESMF is currently an optional -CIME dependency, so many CIME-ported machines do not provide information on an ESMF -installation. NCAR's derecho machine DOES provide ESMF, but for other machines, you may -need to add this to your CIME port.** +ahead of time. **Building CTSM with LILAC requires ESMF. ESMF is an optional +CIME dependency before CESM3 and not optional for CESM3. +NCAR's derecho machine DOES provide ESMF. For other machines, you may +need to add this to your CIME port. Please see esmf.org for download and build +instructions.** To build CTSM and its dependencies in this case, run::