From a0c2dcdaeb206fe3000cd301a297e845d1882cfb Mon Sep 17 00:00:00 2001
From: Sherry Li <xsli@lbl.gov>
Date: Mon, 13 Dec 2021 08:46:16 -0800
Subject: [PATCH] CMakeLists.txt update: Set default fortran format to free and
 preprocess all files

---
 .gitignore     | 1 +
 CMakeLists.txt | 6 ++++++
 2 files changed, 7 insertions(+)

diff --git a/.gitignore b/.gitignore
index 39be29c9..f28bb4f5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,4 +9,5 @@ make.inc
 build/*
 
 # not to commit any changes to the following file
+SRC/superlu_FortranCInterface.h
 FORTRAN/superlu_dist_config.fh
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 01995fec..085d8e2c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -408,6 +408,12 @@ if (XSDK_ENABLE_Fortran)
                             MACRO_NAMESPACE "FC_")
   FortranCInterface_VERIFY(CXX)
   SET(MPI_Fortran_LINK_FLAGS "${CMAKE_EXE_LINKER_FLAGS}")
+
+  #---------------------------------------------------------------------
+  # Set default fortran format to free and preprocess all files
+  #---------------------------------------------------------------------
+  set(CMAKE_Fortran_FORMAT FREE)
+  set(CMAKE_Fortran_PREPROCESS ON)
 endif()
 
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