From bfc6c0c19d7d0823de62e11c67459c6fd74de5ce Mon Sep 17 00:00:00 2001
From: Alexander Soklev <alex@makepath.com>
Date: Thu, 19 Dec 2024 22:11:05 +0200
Subject: [PATCH] Added find_program for CMAKE_Fortran_COMPILER on windows, if
 path is not set for it

---
 CMakeLists.txt | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9b7892332..b53596ac6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -82,13 +82,16 @@ else()
         NO_DEFAULT_PATH
     )
 
-    # find_program(CMAKE_Fortran_COMPILER gfortran
-    #     PATHS
-    #     $ENV{PREFIX}/Library/bin
-    #     $ENV{BUILD_PREFIX}/Library/bin
-    #     $ENV{CONDA_PREFIX}/Library/bin
-    #     NO_DEFAULT_PATH
-    # )
+    # Try go find fortran compiler only, if nothing is set or only name is set
+    if ((CMAKE_Fortran_COMPILER STREQUAL "") OR (NOT CMAKE_Fortran_COMPILER IN_LIST PREFERRED_FC_COMPILERS))
+        find_program(CMAKE_Fortran_COMPILER gfortran
+            PATHS
+            $ENV{PREFIX}/Library/bin
+            $ENV{BUILD_PREFIX}/Library/bin
+            $ENV{CONDA_PREFIX}/Library/bin
+            NO_DEFAULT_PATH
+        )
+    endif()
 
     message(STATUS "CMAKE_AR: ${CMAKE_AR}")
     message(STATUS "CMAKE_RANLIB: ${CMAKE_RANLIB}")