From 1c01767d4c8760cd62eb57047d7ac8e56de4f058 Mon Sep 17 00:00:00 2001
From: "Wileam Y. Phan" <50928756+wyphan@users.noreply.github.com>
Date: Sun, 11 Jul 2021 13:49:01 -0400
Subject: [PATCH 1/3] Use CMake `set` for CMAKE_MAXIMUM_RANK

... because using `option` will make it show up incorrectly as a checkbox in cmake-gui.
---
 CMakeLists.txt | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e2e50f8fe..1bc642a66 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -49,7 +49,9 @@ check_fortran_source_runs("i=0; error stop i; end" f18errorstop SRC_EXT f90)
 check_fortran_source_compiles("real, allocatable :: array(:, :, :, :, :, :, :, :, :, :); end" f03rank SRC_EXT f90)
 check_fortran_source_runs("use, intrinsic :: iso_fortran_env, only : real128; real(real128) :: x; x = x+1; end" f03real128)
 
-option(CMAKE_MAXIMUM_RANK "Maximum array rank for generated procedures" 4)
+if(NOT DEFINED CMAKE_MAXIMUM_RANK)
+  set(CMAKE_MAXIMUM_RANK 4 CACHE STRING "Maximum array rank for generated procedures")
+endif()
 
 # --- find preprocessor
 find_program(FYPP fypp)

From 7c1e9c9161393837af723ed4e93df17edb70bd0a Mon Sep 17 00:00:00 2001
From: "Wileam Y. Phan" <50928756+wyphan@users.noreply.github.com>
Date: Sun, 11 Jul 2021 14:35:36 -0400
Subject: [PATCH 2/3] Update README.md

... to reflect proper CMake cache variable usage.
---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 096b9d75d..ccc723ff0 100644
--- a/README.md
+++ b/README.md
@@ -136,7 +136,7 @@ Important options are
 For example, to configure a build using the Ninja backend and generating procedures up to rank 7, which is installed to your home directory use
 
 ```sh
-cmake -B build -G Ninja -DCMAKE_MAXIMUM_RANK=7 -DCMAKE_INSTALL_PREFIX=$HOME/.local
+cmake -B build -G Ninja -DCMAKE_MAXIMUM_RANK:String=7 -DCMAKE_INSTALL_PREFIX=$HOME/.local
 ```
 
 To build the standard library run

From 6e9e91c2df5bdb868b8162a1de3bbd433f47a336 Mon Sep 17 00:00:00 2001
From: Wileam Phan <wphan@vols.utk.edu>
Date: Sun, 11 Jul 2021 14:39:47 -0400
Subject: [PATCH 3/3] Update CI workflow files

---
 .github/workflows/CI.yml         | 4 ++--
 .github/workflows/ci_windows.yml | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 268f82fe1..5fb75e4a8 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -62,7 +62,7 @@ jobs:
       run: >-
         cmake -Wdev
         -DCMAKE_BUILD_TYPE=Release
-        -DCMAKE_MAXIMUM_RANK=4
+        -DCMAKE_MAXIMUM_RANK:String=4
         -DCMAKE_INSTALL_PREFIX=$PWD/_dist
         -S . -B build
 
@@ -179,7 +179,7 @@ jobs:
       run: >-
          cmake -Wdev
          -DCMAKE_BUILD_TYPE=Release
-         -DCMAKE_MAXIMUM_RANK=4
+         -DCMAKE_MAXIMUM_RANK:String=4
          -DCMAKE_INSTALL_PREFIX=$PWD/_dist
          -S . -B build
 
diff --git a/.github/workflows/ci_windows.yml b/.github/workflows/ci_windows.yml
index 6b780106d..5da442f59 100644
--- a/.github/workflows/ci_windows.yml
+++ b/.github/workflows/ci_windows.yml
@@ -64,7 +64,7 @@ jobs:
         -B build
         -DCMAKE_BUILD_TYPE=Debug
         -DCMAKE_Fortran_FLAGS_DEBUG="-Wall -Wextra -Wimplicit-interface -fPIC -g -fcheck=all -fbacktrace"
-        -DCMAKE_MAXIMUM_RANK=4
+        -DCMAKE_MAXIMUM_RANK:String=4
         -DCMAKE_INSTALL_PREFIX=$PWD/_dist
       env:
         FC: gfortran