From 14f3f230c19771b2f337b260319267edc0f16f34 Mon Sep 17 00:00:00 2001
From: ketsubouchi <67359246+ketsubouchi@users.noreply.github.com>
Date: Wed, 15 Jul 2020 11:24:18 +0900
Subject: [PATCH] scons: support Fujitsu Fortran moddir option (#17538)

---
 var/spack/repos/builtin/packages/scons/package.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/var/spack/repos/builtin/packages/scons/package.py b/var/spack/repos/builtin/packages/scons/package.py
index 328fa558ab..82b9bcd7d1 100644
--- a/var/spack/repos/builtin/packages/scons/package.py
+++ b/var/spack/repos/builtin/packages/scons/package.py
@@ -25,6 +25,15 @@ class Scons(PythonPackage):
     depends_on('python@:2', when='@:2', type=('build', 'run'))
     depends_on('py-setuptools', when='@3.0.2:', type='build')
 
+    def patch(self):
+        if self.spec.satisfies('%fj'):
+            filter_file(
+                'env[\'FORTRANMODDIRPREFIX\'] = "-J"',
+                'env[\'FORTRANMODDIRPREFIX\'] = "-M"',
+                'engine/SCons/Tool/gfortran.py',
+                string=True
+            )
+
     # Prevent passing --single-version-externally-managed to
     # setup.py, which it does not support.
     @when('@3.0.2:')